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WO2024222436A1 - Procédé et appareil de détermination d'un gain d'extension de couverture - Google Patents

Procédé et appareil de détermination d'un gain d'extension de couverture Download PDF

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Publication number
WO2024222436A1
WO2024222436A1 PCT/CN2024/086580 CN2024086580W WO2024222436A1 WO 2024222436 A1 WO2024222436 A1 WO 2024222436A1 CN 2024086580 W CN2024086580 W CN 2024086580W WO 2024222436 A1 WO2024222436 A1 WO 2024222436A1
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WIPO (PCT)
Prior art keywords
carrier
measurement
coverage
terminal
data
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PCT/CN2024/086580
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English (en)
Chinese (zh)
Inventor
陈纳威
徐瑾
贾铭
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of WO2024222436A1 publication Critical patent/WO2024222436A1/fr
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/18—Network planning tools
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports

Definitions

  • the present application relates to the field of communication technology, and in particular to a method and device for determining coverage extension gain.
  • the frequency band has moved from low frequencies below 3G (sub3G) to medium and high frequencies such as 3.5G and 4.9G. Due to the large path loss on medium and high frequency carriers, the coverage range is limited. Therefore, in order to improve downlink coverage, the RF modules of network equipment (such as base stations) are also constantly developing. As for uplink coverage, due to the miniaturization design of terminals, cost and other limitations, the uplink coverage cannot be greatly improved, resulting in an imbalance in uplink and downlink coverage.
  • the present application provides a method and apparatus for determining coverage extension gain, which are used to improve the accuracy of coverage extension gain and facilitate evaluation of the effect of a solution for improving uplink coverage.
  • an embodiment of the present application provides a method for determining a coverage extension gain, which can be applied to a network management device or a module in the network management device.
  • the network management device obtains multiple first measurement data and multiple second measurement data in a first area, the first measurement data including a first coverage level when a first carrier is used as an auxiliary carrier of a first terminal and a first parameter corresponding to the first coverage level, the first parameter being used to determine whether the first coverage level is a valid coverage level; the second measurement data including a second coverage level when the first carrier is used as a main carrier of a second terminal; the coverage extension gain of the first carrier in the first area is determined based on the effective coverage level in the multiple first measurement data and the second coverage level in the multiple second measurement data.
  • the network management device can determine whether the first coverage level is an effective coverage level based on the first parameter, and then determine the coverage extension gain based on the effective coverage level in multiple first measurement data, so as to improve the accuracy of the coverage extension gain.
  • the second measurement data also includes a second parameter corresponding to the second coverage level, and the second parameter is used to determine whether the second coverage level is an effective coverage level; according to the effective coverage levels in the multiple first measurement data and the second coverage levels in the multiple second measurement data, determining the coverage extension gain of the first carrier in the first area, including: according to the effective coverage levels in the multiple first measurement data and the effective coverage levels in the multiple second measurement data, determining the coverage extension gain of the first carrier in the first area.
  • the second parameter is further introduced so that the network management device can also determine whether the second coverage level is a valid coverage level based on the second parameter, and then determine the coverage extension gain based on the valid coverage levels in multiple second measurement data, so as to improve the accuracy of the coverage extension gain.
  • the first parameter includes at least one of the following: the first carrier is used as a secondary carrier of the first terminal the first traffic when the first terminal is connected; the traffic of the main carrier of the first terminal; the traffic of the service carrier of the first terminal, the service carrier of the first terminal includes the main carrier of the first terminal and the auxiliary carrier of the first terminal; the first SINR when the first carrier is used as the auxiliary carrier of the first terminal.
  • the second parameter includes at least one of the following: traffic when the first carrier is used as a main carrier of the second terminal; a second SINR when the first carrier is used as a main carrier of the second terminal.
  • the method also includes: receiving measurement report MR data corresponding to a first measurement task and MR data corresponding to a second measurement task, the MR data corresponding to the first measurement task including first measurement characteristic information and the first coverage level, and the MR data corresponding to the second measurement task including second measurement characteristic information and the first parameter; if the first measurement characteristic information matches the second measurement characteristic information, determining that the first coverage level corresponds to the first parameter.
  • the method also includes: receiving MR data corresponding to a third measurement task and MR data corresponding to a fourth measurement task, the MR data corresponding to the third measurement task including third measurement characteristic information and the second coverage level, and the MR data corresponding to the fourth measurement task including fourth measurement characteristic information and the second parameter; if the third measurement characteristic information matches the fourth measurement characteristic information, determining that the second coverage level corresponds to the second parameter.
  • the first area is a sector within the coverage area of the network device.
  • the first terminal is a carrier aggregation terminal
  • the second terminal is a carrier aggregation terminal or a non-carrier aggregation terminal.
  • the present application provides a device for determining a coverage extension gain, which may be a network management device or a module in a network management device.
  • the device is capable of implementing the functions involved in the first aspect, such as including a module or unit or means corresponding to the operations involved in the first aspect, and the functions or units or means may be implemented by software, or by hardware, or by hardware executing corresponding software implementations.
  • the device includes a processing unit and a communication unit, wherein the communication unit can be used to send and receive signals to achieve communication between the device and other devices, for example, the communication unit is used to send system information to a terminal device; the processing unit can be used to perform some internal operations of the device.
  • the functions performed by the processing unit and the communication unit can correspond to the operations involved in the first aspect above.
  • the device includes a processor, which can be coupled to a memory.
  • the memory can store necessary computer programs or instructions for implementing the functions involved in the first aspect.
  • the processor can execute the computer program or instructions stored in the memory, and when the computer program or instructions are executed, the device implements the method in any possible design or implementation of the first aspect.
  • the device includes a processor and a memory, and the memory can store necessary computer programs or instructions for implementing the functions involved in the first aspect.
  • the processor can execute the computer program or instructions stored in the memory, and when the computer program or instructions are executed, the device implements the method in any possible design or implementation of the first aspect.
  • the device includes a processor and an interface circuit, wherein the processor is used to communicate with other devices through the interface circuit and execute the method in any possible design or implementation of the first aspect above.
  • the processor can be implemented by hardware or by software.
  • the processor can be a logic circuit, an integrated circuit, etc.; when implemented by software, the processor can be a general-purpose processor, which is implemented by reading the software code stored in the memory.
  • the above processors can be one or more, and the memories can be one or more.
  • the memory can be integrated with the processor, or the memory can be separately set from the processor. In the specific implementation process, the memory can be integrated with the processor on the same chip, or can be set on different chips respectively.
  • the embodiment of the present application does not limit the type of memory and the setting method of the memory and the processor.
  • the present application provides a communication system, which may include the apparatus provided in the second aspect above, at least one network device and at least one terminal device.
  • the present application provides a computer-readable storage medium, in which computer-readable instructions are stored.
  • a computer reads and executes the computer-readable instructions, the computer executes a method in any possible design of the first to eighth aspects above.
  • the present application provides a computer program product.
  • the computer reads and executes the computer program product, the computer executes the method in any possible design of the first to eighth aspects above.
  • the present application provides a chip, comprising a processor, wherein the processor is coupled to a memory and is used to read and execute a software program stored in the memory to implement a method in any possible design of the first to eighth aspects above.
  • FIG1 is a schematic diagram of a communication system applicable to an embodiment of the present application.
  • FIG2A is a schematic diagram of unbalanced uplink and downlink coverage provided in an embodiment of the present application.
  • FIG2B is a schematic diagram of downlink CA provided in an embodiment of the present application.
  • FIG2C is a schematic diagram of a SUL carrier provided in an embodiment of the present application.
  • FIG3 is a flow chart of a communication method according to the first embodiment of the present application.
  • FIG4 is a schematic diagram of a flow chart corresponding to a communication method provided in Embodiment 2 of the present application.
  • FIG5 is a possible exemplary block diagram of a device involved in an embodiment of the present application.
  • FIG. 6 is a schematic diagram of a possible structure of the device involved in the embodiments of the present application.
  • the technical solution in the embodiment of the present application will be described below in conjunction with the accompanying drawings in the embodiment of the present application.
  • the technical solution in the embodiment of the present application can be applied to various communication systems, such as universal mobile telecommunications system (UMTS), wireless local area network (WLAN), wireless fidelity (Wi-Fi) system, 4th generation (4G) mobile communication system, such as long term evolution (LTE) system, 5th generation (5G) mobile communication system, such as new radio (NR) system, and future evolved communication system, such as 6th generation (6G) mobile communication system, etc.
  • UMTS universal mobile telecommunications system
  • WLAN wireless local area network
  • Wi-Fi wireless fidelity
  • 4th generation (4G) mobile communication system such as long term evolution (LTE) system
  • 5th generation (5G) mobile communication system such as new radio (NR) system
  • future evolved communication system such as 6th generation (6G) mobile communication system, etc.
  • the communication system includes a radio access network (RAN) 100 and a network management device 200.
  • RAN radio access network
  • network management device 200 the communication system includes a radio access network (RAN) 100 and a network management device 200.
  • the wireless access network 100 may include at least one network device (such as a wireless access network device or an access network device, such as 110a and 110b in FIG1 ), and may also include at least one terminal (such as 120a-120j in FIG1 ).
  • 110a is a base station
  • 110b is a micro base station
  • 120a, 120e, 120f and 120j are mobile phones
  • 120b is a car
  • 120c is a gas station
  • 120d is a home access point (HAP) arranged indoors or outdoors
  • 120g is a laptop computer
  • 120h is a printer
  • 120i is a drone.
  • the terminal can be connected to the network device wirelessly. Terminals and network devices can be connected to each other by wire or wirelessly.
  • the terminal may be a terminal that accesses the above communication system and has a wireless transceiver function, or a chip or chip system that can be set in the terminal.
  • the terminal may also be called user equipment (UE), terminal equipment, user device, access terminal, user unit, user station, mobile station, mobile station (MS), remote station, remote terminal, mobile device, user terminal, terminal unit, terminal station, terminal device, wireless communication equipment, user agent or user device.
  • UE user equipment
  • MS mobile station
  • remote station remote terminal, mobile device, user terminal, terminal unit, terminal station, terminal device, wireless communication equipment, user agent or user device.
  • the terminal in the embodiment of the present application can be a mobile phone, a personal digital assistant (PDA), a laptop computer, a tablet computer (Pad), a drone, a computer with a wireless transceiver function, a machine type communication (MTC) terminal, a virtual reality (VR) terminal, an augmented reality (AR) terminal, an Internet of Things (IoT) terminal, an industrial Wireless terminals in industrial control, wireless terminals in self driving, wireless terminals in remote medical, wireless terminals in smart grid, wireless terminals in transportation safety, wireless terminals in smart city, wireless terminals in smart home (such as game consoles, smart TVs, smart speakers, smart refrigerators and fitness equipment, etc.), vehicle-mounted terminals, and RSUs with terminal functions.
  • PDA personal digital assistant
  • laptop computer a laptop computer
  • a tablet computer a drone
  • a computer with a wireless transceiver function a machine type communication (MTC) terminal
  • MTC machine type communication
  • VR virtual reality
  • AR augmented reality
  • IoT Internet
  • the network device is a device located at the network side of the above-mentioned communication system and having a wireless transceiver function or a chip or chip system that can be set in the device.
  • the network device in the embodiments of the present application can be an access point (AP) in a Wi-Fi system, such as a home gateway, a router, a server, a switch, a bridge, etc., a base station, an evolved Node B (eNB), a radio network controller (RNC), a base station controller (BSC), a base transceiver station (BTS), a home base station, a baseband unit (BBU), a wireless relay node, a wireless backhaul node, a transmission point (transmission and reception point, TRP; or transmission point, TP), etc., and can also be a next-generation base station (next generation NodeB, gNB) in a 5G system, or a network node constituting a gNB, such as a centralized unit (CU), a distributed unit (DU), a roadside unit (RSU) with a base station function, etc., or can also be a satellite or various future forms of base stations.
  • AP access point
  • the network management device is responsible for managing devices or network elements in the communication network, such as managing multiple network devices in a wireless access network.
  • the network management device can communicate with multiple network devices in the wireless access network, such as sending a subscription request message to multiple access network devices to subscribe to measurement data.
  • the network management device can determine the coverage extension gain based on the measurement data reported by multiple network devices.
  • the network management device may also be called a network management system or other names, without limitation.
  • the communication system shown in FIG1 may further include a core network 300 and an Internet 400.
  • the core network 300 may include one or more core network elements, and the access network device may be connected to the core network element by wireless or wired means.
  • the Internet 400 is, for example, a data network (DN) or a packet data network (PDN), which is a network located outside the operator network.
  • DN data network
  • PDN packet data network
  • FIG1 is only a simplified schematic diagram for ease of understanding, and the communication system can also include other devices, which are not shown in FIG1.
  • the cell bandwidth has increased from 20 MHz to 100 MHz, and the frequency band has moved from low frequencies below 3G (sub3G) to medium and high frequencies such as 3.5G and 4.9G.
  • medium and high frequency carriers such as 3.5G and 4.9G
  • low frequency carriers can use frequency division duplexing (FDD).
  • FDD frequency division duplexing
  • some low frequency carriers such as 2.3G and 2.6G can also use TDD.
  • the RF modules of network equipment are also constantly developing, such as from 2T2R (i.e., two transmitting antennas and two receiving antennas) and 4T4R to massive multiple input multiple output (massive MIMO) (typically 64T64R) to obtain more spatial gain, thereby achieving the effect of improving downlink coverage.
  • 2T2R i.e., two transmitting antennas and two receiving antennas
  • 4T4R massive multiple input multiple output (massive MIMO) (typically 64T64R) to obtain more spatial gain, thereby achieving the effect of improving downlink coverage.
  • massive MIMO massive multiple input multiple output
  • the terminal performs uplink and downlink communications on the 3.5G carrier in TDD mode.
  • the terminal When the terminal is far away from the network device (i.e., the terminal is located at the edge of the downlink coverage), the downlink can use the 64T64R mode to improve the downlink coverage, while the uplink will have insufficient coverage, resulting in the failure of the uplink data transmission sent by the terminal to the network device.
  • CA downlink carrier aggregation
  • SUL supplementary uplink
  • Downlink CA is the aggregation of two or more carrier units (referred to as carriers for short) to provide downlink services for a terminal device.
  • downlink CA supports aggregation between different carriers.
  • the different carriers mentioned here can be carriers of the same bandwidth or different bandwidths, or adjacent or non-adjacent carriers in the same frequency band, or carriers in different frequency bands.
  • downlink CA can refer to the aggregation of 3.5G carriers and sub3G carriers, or it can also refer to the aggregation of 4.9G carriers and sub3G carriers, or it can also refer to the aggregation of sub3G carriers, 3.5G carriers, and 4.9G carriers.
  • the terminal when the terminal is close to the network device, the terminal performs uplink and downlink communication in TDD mode on the 3.5G carrier, and the uplink coverage is realized by the 3.5G carrier (it can be understood that at this time, the terminal may enable downlink CA, and use the 3.5G carrier as the main carrier and the sub3G carrier as the auxiliary carrier, or the downlink CA may not be enabled (i.e., Non-CA)).
  • the terminal may enable downlink CA, and use the 3.5G carrier as the main carrier and the sub3G carrier as the auxiliary carrier, or the downlink CA may not be enabled (i.e., Non-CA)).
  • the network device may instruct the terminal to use the sub3G carrier as the main carrier and the 3.5G carrier as the auxiliary carrier, and the uplink coverage is realized by the sub3G carrier (i.e., the terminal performs uplink communication on the sub3G carrier, and the sub3G carrier used for uplink communication and the sub3G carrier used for downlink communication may be different here), so that the uplink coverage can be improved while releasing the downlink "potential" of the 3.5G carrier.
  • the terminal before the terminal enables downlink CA, the terminal is a Non-CA terminal, and the terminal has only one service cell (or service carrier), such as a 3.5G carrier; after the terminal enables downlink CA, the terminal is a CA terminal, and the terminal can have multiple service carriers, such as a 3.5G carrier and a sub3G carrier, that is, both the primary carrier and the secondary carrier are service carriers of the terminal.
  • service cell or service carrier
  • the terminal is a CA terminal, and the terminal can have multiple service carriers, such as a 3.5G carrier and a sub3G carrier, that is, both the primary carrier and the secondary carrier are service carriers of the terminal.
  • Cell and “carrier” in the embodiments of the present application can be replaced with each other.
  • the terminal when the terminal uses medium and high frequency carriers for uplink communication, if the terminal is far away from the network device, the network device may not be able to receive the uplink data sent by the terminal. Therefore, when the resource utilization of the carrier on the sub3G frequency band is low, as shown in Figure 2C, the terminal can use the carrier on the sub3G frequency band as a SUL carrier to improve the uplink coverage.
  • a quantitative indicator for evaluating the effectiveness of such solutions is the coverage extension gain of the downlink carrier. The greater the coverage extension gain of the downlink carrier, the better the solution for improving uplink coverage.
  • the coverage level of all terminals in the sector can be collected.
  • the coverage level of the terminal can be the reference signal receiving power (RSRP) measured by the terminal, or it can also be other possible measurement values.
  • the coverage level is RSRP as an example;
  • the Non-CA terminal refers to a terminal that does not enable downlink CA
  • the CA terminal refers to a terminal that enables downlink CA.
  • the coverage extension gain can be determined by a road test, that is, the downlink coverage of the same carrier (such as a 3.5G carrier) is measured at the same geographical location before and after the scheme is enabled, and the difference between the two is compared as the gain effect.
  • the downlink coverage of the 3.5G carrier can be measured, and the minimum coverage level (such as the minimum coverage level is -110dbm) can be measured.
  • the downlink coverage of the 3.5G carrier can be measured at the same geographical location, and the minimum coverage level (such as the minimum coverage level is -130dbm) can be measured.
  • the coverage extension gain of 20dbm i.e., the difference between -110dbm and -130dbm
  • the coverage extension gain of 20dbm i.e., the difference between -110dbm and -130dbm
  • the above method of determining the coverage extension gain may result in the determined coverage extension gain being inaccurate.
  • the coverage level of the carrier is small (for example, less than or equal to -130dbm)
  • the carrier may no longer have the ability to effectively transmit business data; but since the wireless channel is affected by many factors, in some cases, when the coverage level of the carrier is less than or equal to -120dbm, the carrier no longer has the ability to effectively transmit business data.
  • a specific coverage level for example, -130dbm
  • the gain will be artificially high, resulting in the determined coverage extension gain being inaccurate.
  • an embodiment of the present application provides a method for determining coverage extension gain, which is used to improve the accuracy of the coverage extension gain and facilitate the evaluation of the effect of a solution for improving uplink coverage.
  • FIG3 is a flow chart of the communication method provided in the first embodiment of the present application. As shown in FIG3, the method includes the following steps:
  • a network management device obtains a plurality of first measurement data and a plurality of second measurement data in a first area.
  • the first area may be a geographical area, such as the first area is a coverage area of the network device, or the first area may be a sector within the coverage area of the network device.
  • the coverage area of the network device may be divided into multiple sectors, each sector may use one or more carriers with specific frequencies to complete coverage, each carrier may be understood as a cell, and one sector may correspond to multiple cells.
  • the plurality of first measurement data and the plurality of second measurement data in the first area may refer to the plurality of first measurement data and the plurality of second measurement data measured by the terminal in the first area, or in other words, the plurality of first measurement data and the plurality of second measurement data are measured by the terminal located in the first area.
  • the first measurement data and the second measurement data are described below respectively.
  • the first measurement data includes a first coverage level of the first carrier and a first parameter corresponding to the first coverage level, and the first parameter is used to determine whether the first coverage level is a valid coverage level.
  • the first coverage level may be a coverage level after enabling an uplink coverage enhancement scheme, for example, if the uplink coverage enhancement scheme is downlink CA, the first coverage level may be a coverage level when the first carrier is used as a secondary carrier of the first terminal.
  • the first terminal is a CA terminal.
  • the downlink CA of the first terminal includes two carriers (i.e., dual-band CA), namely, the first carrier and the second carrier; for example, the first carrier is a 3.5G carrier, and the second carrier is a sub3G carrier (the first carrier has insufficient uplink coverage, and the uplink coverage is improved by aggregating the second carrier).
  • the downlink CA of the first terminal includes three carriers, namely, the first carrier, the second carrier, and the third carrier; for example, the first carrier is a 3.5G carrier, the second carrier is a 4.9G carrier, and the third carrier is a sub3G carrier (both the first carrier and the second carrier have insufficient uplink coverage, and the uplink coverage is improved by aggregating the third carrier).
  • the effective coverage level may refer to a coverage level with effective transmission capability of business data.
  • the first parameter may include at least one of the following: a first flow rate when the first carrier is used as an auxiliary carrier of the first terminal; a flow rate of the main carrier of the first terminal; a flow rate of the service carrier of the first terminal; a first reference signal to interference plus noise ratio (SINR) when the first carrier is used as an auxiliary carrier of the first terminal.
  • SINR first reference signal to interference plus noise ratio
  • the first flow rate is greater than 0, that is, the first terminal transmits data on the first carrier
  • the first carrier has the effective transmission capacity of the service data.
  • the flow rate of the auxiliary carrier is greater than 0
  • the flow rate of the main carrier must also be greater than 0 therefore, in order to improve accuracy, it can also be determined that the first carrier has the effective transmission capacity of the service data when the first flow rate is greater than 0 and the flow rate of the main carrier of the first terminal is greater than 0.
  • the first SINR is greater than a threshold, it can be determined that the first carrier has an effective transmission capability for service data.
  • the threshold may be predefined or preconfigured in the network management device.
  • the first coverage level and the first parameter may be measured by the first terminal when performing a certain measurement task (such as measurement task a), that is, the measurement report (MR) data corresponding to the measurement task a includes the first coverage level and the first parameter.
  • the MR data may also include measurement feature information, such as the identifier of the network device corresponding to the main carrier, the identifier of the main carrier, the identifier of the network device corresponding to the auxiliary carrier, the identifier of the auxiliary carrier, the call identifier, the measurement timestamp, etc.
  • the network device corresponding to the auxiliary carrier and the network device corresponding to the main carrier may be the same network device.
  • the first terminal may send the MR data corresponding to the measurement task a to the network device, which reports it to the network management device.
  • the first coverage level and the first parameter are located in the same MR data, so the network management device can directly know that the first coverage level corresponds to the first parameter.
  • the first coverage level and the first parameter may be obtained by the first terminal performing different measurement tasks respectively.
  • the MR data corresponding to the measurement task a1 includes the first coverage level and the measurement characteristic information a1
  • the MR data corresponding to the measurement task a2 includes the first parameter and the measurement characteristic information a2.
  • the first terminal may send the MR data corresponding to the measurement task a1 and the MR data corresponding to the measurement task a2 to the network device, which reports them to the network management device.
  • the first coverage level and the first parameter are located in different MR data, and the network management device may determine whether the measurement characteristic information of the different MR data matches. If the measurement characteristic information a1 matches the measurement characteristic information a2, it may be determined that the first coverage level corresponds to the first parameter.
  • the matching of the measurement characteristic information a1 and the measurement characteristic information a2 indicates that the MR data corresponding to the measurement task a1 and the MR data corresponding to the measurement task a2 are from the same service of the same terminal.
  • the matching of the measurement characteristic information a1 and the measurement characteristic information a2 may include at least one of the following:
  • the identifier of the network device corresponding to the primary carrier in the measurement characteristic information a1 is the same as that in the measurement characteristic information a2.
  • the identifier of the primary carrier in the measurement characteristic information a1 is the same as that in the measurement characteristic information a2.
  • the identifier of the network device corresponding to the secondary carrier in the measurement characteristic information a1 is the same as that in the measurement characteristic information a2.
  • the identifier of the secondary carrier in the measurement characteristic information a1 is the same as that in the measurement characteristic information a2.
  • the call identifier in the measurement characteristic information a1 is the same as that in the measurement characteristic information a2.
  • the measurement timestamp alignment may mean that the two measurement timestamps are exactly the same, or it may mean that the time interval between the two measurement timestamps is within a preset time range. For example, the measurement periods of the measurement tasks a1 and a2 are the same. When the measurement period ⁇ time interval ⁇ 2*measurement period, the two measurement timestamps are considered to be aligned.
  • the second measurement data includes a second coverage level when the first carrier is used as a main carrier of the second terminal.
  • the second measurement data also includes a second parameter corresponding to the second coverage level, and the second parameter is used to determine whether the second coverage level is a valid coverage level.
  • the second coverage level may be a coverage level after the scheme for enhancing uplink coverage is not enabled, for example, when the scheme for enhancing uplink coverage is downlink CA, the first coverage level may be a coverage level when the first carrier is used as a main carrier of the second terminal.
  • the second terminal can be a Non-CA terminal, in which case the second terminal has only one service carrier, the main carrier of the above-mentioned second terminal is the service carrier, and the second terminal does not have a secondary carrier; or, the second terminal can also be a CA terminal, in which case the second terminal can have multiple service carriers, and the first carrier among the multiple service carriers is the main carrier.
  • the second parameter may include at least one of the following: the traffic when the first carrier is used as the main carrier of the second terminal; the second SINR when the first carrier is used as the main carrier of the second terminal. For example, if the second traffic is greater than 0, that is, the second terminal transmits data on the first carrier, it can be determined that the first carrier has effective transmission capacity for service data. For another example, if the second SINR is greater than a threshold, it can be determined that the first carrier has effective transmission capacity for service data.
  • the second coverage level and the second parameter can be measured by the second terminal when performing a certain measurement task (such as measurement task b), that is, the MR data corresponding to measurement task b includes the second coverage level and the second parameter.
  • the MR data can also include measurement feature information, such as the identifier of the network device corresponding to the main carrier of the second terminal, the identifier of the main carrier of the second terminal, the call identifier, the measurement timestamp, etc.
  • the second terminal can send the MR data corresponding to measurement task b to the network device, and the network device reports it to the network management device.
  • the second coverage level and the second parameter are located in the same MR data, so the network management device can directly know that the second coverage level corresponds to the second parameter.
  • the second coverage level and the second parameter may be obtained by the second terminal performing different measurement tasks respectively.
  • the MR data corresponding to the measurement task b1 includes the second coverage level and the measurement characteristic information b1
  • the MR data corresponding to the measurement task b2 includes the second parameter and the measurement characteristic information b2.
  • the second terminal may send the MR data corresponding to the measurement task b1 and the MR data corresponding to the measurement task b2 to the network device, which is then reported to the network management device by the network device.
  • the second coverage level and the second parameter are located in different MR data, and the network management device may determine whether the measurement characteristic information of the different MR data matches. If the measurement characteristic information b1 matches the measurement characteristic information b2, it may be determined that the second coverage level corresponds to the second parameter.
  • the matching of the measurement characteristic information a1 and the measurement characteristic information a2 may include:
  • the identifier of the network device corresponding to the primary carrier in the measurement characteristic information a1 is the same as that in the measurement characteristic information a2.
  • the identifier of the primary carrier in the measurement characteristic information a1 is the same as that in the measurement characteristic information a2.
  • the call identifier in the measurement characteristic information a1 is the same as that in the measurement characteristic information a2.
  • the measurement timestamps in the measurement characteristic information a1 and the measurement characteristic information a2 are aligned.
  • the network management device determines a coverage extension gain of a first carrier in a first area according to effective coverage levels in a plurality of first measurement data and effective coverage levels in a plurality of second measurement data.
  • the network management device can determine the coverage extension gain of the first carrier in the first area based on the smallest Y1 effective coverage levels in the multiple first measurement data and the smallest Y2 effective coverage levels in the multiple second measurement data.
  • W1, W2, Y1 and Y2 are all positive integers.
  • the network management device may determine the coverage extension gain of the first carrier in the first area according to the average of Y1 effective coverage levels (referred to as average 1) and the average of Y2 effective coverage levels (referred to as average 2).
  • the coverage extension gain of the first carrier in the first area is equal to the difference between average 2 and average 1.
  • the network management device may determine the coverage extension gain of the first carrier in the first area according to the middle value of Y1 effective coverage levels (referred to as middle value 1) and the middle value of Y2 effective coverage levels (referred to as middle value 2).
  • the coverage extension gain of the first carrier in the first area is equal to the difference between middle value 2 and middle value 1.
  • the network management device may also determine the traffic gain of the first carrier in the first area. For example, if the first parameter includes the traffic of the service carrier of the first terminal (or includes the traffic of the main carrier of the first terminal and the traffic of the auxiliary carrier of the first terminal), that is, CA traffic, and the second parameter includes the second traffic when the first carrier is the main carrier of the second terminal (here, the second terminal is a Non-CA terminal), then the network management device can aggregate the CA traffic in multiple first measurement data to obtain the total traffic 1, and obtain the average traffic 1 according to the total traffic 1 and the number of first terminals (that is, the number of CA users reporting MR data); and the network management device can aggregate the second traffic in multiple second measurement data to obtain the total traffic 2, and obtain the average traffic 2 according to the total traffic 2 and the number of second terminals (that is, the number of Non-CA users reporting MR data); and then the network management device can obtain the traffic gain of the first carrier in the first area according to the average traffic 1 and the average traffic 2. For example, the traffic gain of the service
  • the network management device may also determine the transmission rate gain of the first carrier in the first area. For example, if the first parameter includes the traffic of the service carrier of the first terminal (or includes the traffic of the main carrier of the first terminal and the traffic of the auxiliary carrier of the first terminal), that is, CA traffic, the network management device can obtain the transmission rate in each measurement period according to the CA traffic and the effective transmission duration in the measurement period (the effective transmission duration in the measurement period may refer to the duration of the traffic generated in the measurement period), and then calculate the transmission rate mean (referred to as transmission rate mean 1).
  • the transmission rate mean referred to as transmission rate mean
  • the network management device can obtain the transmission rate in each measurement period according to the CA traffic and the effective transmission duration in the measurement period, and then obtain the transmission rate mean (referred to as transmission rate mean 2) according to the minimum y% transmission rates.
  • the network management device can obtain the transmission rate gain according to the transmission rate mean 1 and the transmission rate mean 2. For example, the transmission rate gain of the first carrier in the first area is equal to the ratio of the transmission rate mean 1 to the transmission rate mean 2.
  • y% can be a predefined percentage, such as 5%. Since the first terminal is a CA terminal, that is, the first terminal is always located at the edge of coverage, and the second terminal is a Non-CA terminal, therefore, considering the mobility of the terminal, the second terminal may be closer to the network device, or it may be farther away from the network device (that is, the second terminal is located at the edge of coverage), and the smallest y% transmission rate is usually the transmission rate of the second terminal at the edge of coverage. Therefore, the transmission rate mean 2 can more reasonably reflect the transmission rate of the second terminal at the edge of coverage, so that the calculated transmission rate gain is more accurate.
  • the network management device can determine whether the first coverage level is an effective coverage level according to the first parameter, and determine whether the second coverage level is an effective coverage level according to the second parameter, so that the coverage extension gain can be determined according to the effective coverage level, thereby improving the accuracy of the coverage extension gain.
  • FIG4 is a flow chart of the communication method provided in the second embodiment of the present application. As shown in FIG4, the method includes the following steps:
  • a network management device sends a request message to a network device, where the request message is used to request the network device to report MR data of a terminal.
  • the request message may include measurement task information, where the measurement task information is used to indicate at least one measurement task.
  • the request message also includes area information and time information corresponding to each measurement task.
  • the area information corresponding to the measurement task is used to indicate the area where the measurement task is performed; for example, the area information may include geographic location information (such as longitude and latitude, altitude, etc.), or may also include information used by the operator network to identify the area, such as cell information, tracking area information, etc.
  • the time information corresponding to the measurement task is used to indicate the time (or time period) when the measurement task is performed; for example, the time information may include at least two of the start time, duration, and end time. It is understandable that the area information (or time information) corresponding to at least one measurement task may be different, or may be the same. In the embodiments of the present application, the area information and/or time information corresponding to at least one measurement task are the same as an example for description.
  • the above request message may be a subscription request message.
  • S401 is described by taking the example of a network management device sending a request message to a network device.
  • the network management device can send request messages to multiple network devices.
  • the specific implementation can refer to the description in the embodiments of the present application.
  • the network device After receiving the request message, the network device sends instruction information to multiple terminals within the coverage area of the network device according to the request message, where the instruction information is used to instruct the terminal to perform a measurement task and report MR data corresponding to the measurement task.
  • the content included in the indication information may be the same as the content included in the above request message.
  • the indication information may also include
  • the measurement period corresponding to at least one measurement task may be the same as the measurement period corresponding to at least one measurement task in the embodiment of the present application; or, the measurement period may be included in the request message. That is, the measurement period may be determined by the network management device or by the network device.
  • the above measurement task information indicates three measurement tasks, namely measurement task 1, measurement task 2, and measurement task 3.
  • the data to be measured for measurement task 1 includes the coverage level of the primary carrier.
  • the execution subject of measurement task 1 can be a CA terminal or a Non-CA terminal. That is, after the network device sends measurement task 1 to multiple terminals within the coverage area of the network device, the multiple terminals need to execute measurement task 1 and report the MR data corresponding to measurement task 1.
  • the data that need to be measured in measurement task 2 include: the coverage level of the auxiliary carrier and the traffic of the auxiliary carrier.
  • the traffic of the auxiliary carrier can be the traffic collected at the media access control (MAC) layer, called MACDLThpVol.
  • the data that need to be measured in measurement task 2 also include the effective transmission duration and the coverage level of the main carrier.
  • the executor of measurement task 2 can be a CA terminal.
  • the CA terminal among the multiple terminals can execute measurement task 2 and report the MR data corresponding to measurement task 2, while the Non-CA terminal does not need to execute measurement task 2, so that the Non-CA terminal performs meaningless reporting, reducing the consumption of transmission resources and memory.
  • the data that needs to be measured in measurement task 3 include: the traffic of the service carrier, and optionally, the effective transmission duration.
  • the traffic of the service carrier can be the traffic collected at the radio link control (RLC) layer, called RLCDLThpVol.
  • the executor of measurement task 3 can be a CA terminal (in this case, the traffic of the service carrier is the CA traffic) or a Non-CA terminal. In other words, after the network device sends measurement task 3 to multiple terminals within the coverage area of the network device, multiple terminals need to execute measurement task 3 and report the MR data corresponding to measurement task 3.
  • the network management device can subscribe to and collect MR data corresponding to different measurement tasks separately, so that the network management device can subscribe to different MR data in a targeted manner according to specific needs, which is more flexible and convenient for controlling the impact of new MR data collection on the existing network.
  • S403 The network device receives multiple pieces of MR data reported by multiple terminals.
  • the network device sends multiple pieces of MR data to the network management device.
  • the plurality of MR data may include MR data corresponding to measurement task 1, MR data corresponding to measurement task 2, and MR data corresponding to measurement task 3.
  • the MR data corresponding to measurement task 1 may be called PERIOD_INTRA_FREQ_MEASUREMENT
  • the MR data corresponding to measurement task 2 may be called PERIOD_CA_UE_INTRA_FREQ_MEASUREMENT
  • the MR data corresponding to measurement task 3 may be called PERIOD_PRIVATE_THROUGHPUT_MEASUREMENT.
  • the network management device determines the coverage extension gain of the first carrier in the first area according to the multiple MR data.
  • the network management device may perform the following steps, which are described by taking MR data 1 corresponding to measurement task 1 as an example:
  • the network management device determines the sector corresponding to the MR data 1 according to the measurement characteristic information of the MR data 1, for example, the sector corresponding to the MR data 1 is the sector 1 of the network device.
  • the network management device may obtain the working parameters, and determine the sector corresponding to the MR data 1 according to the measurement characteristic information and working parameters of the MR data 1.
  • the working parameters may include the correspondence between the identifier of the network device, the identifier of the sector, and the identifier of the carrier, and then the network management device may determine the sector corresponding to the MR data 1 according to the identifier of the network device and the identifier of the main carrier in the MR data 1.
  • the engineering parameters may also include other possible information, such as the latitude and longitude of the sector, azimuth, carrier frequency band, etc.
  • the network management device can further determine whether sector 1 is a multi-frequency sector including medium and high frequency carriers. If so, the subsequent steps can be continued, otherwise the subsequent steps can be stopped.
  • the network management device determines whether the main carrier in the measurement characteristic information of the MR data 1 is a medium-high frequency carrier, if so, continue to execute the subsequent steps, otherwise, the subsequent steps may not be executed.
  • the network management device determines whether the execution object of MR data 1 is a Non-CA terminal, if so, continue to execute subsequent steps, otherwise, no subsequent steps may be executed.
  • the network management device may concatenate PERIOD_INTRA_FREQ_MEASUREMENT with PERIOD_CA_UE_INTRA_FREQ_MEASUREMENT, i.e., determine whether there is MR data in the MR data corresponding to measurement task 3 that matches the measurement feature information of MR data 1. If so, it can be determined that the execution object of MR data 1 is a CA terminal. If not, it can be determined that the execution object of MR data 1 is a Non-CA terminal.
  • the network management device determines whether the coverage level of the MR data 1 is a valid coverage level, if so, continue to execute the subsequent steps, otherwise, the subsequent steps may not be executed.
  • the network management device may concatenate PERIOD_INTRA_FREQ_MEASUREMENT with PERIOD_PRIVATE_THROUGHPUT_MEASUREMENT, i.e., determine whether there is MR data matching the measurement feature information of MR data 1 in the MR data corresponding to measurement task 3. If so, the second parameter corresponding to MR data 1 (i.e., the traffic of the service carrier) may be determined, and then, based on the traffic of the service carrier, it may be determined whether the RSRP of the service carrier is at an effective coverage level. For example, if the traffic of the service carrier is greater than 0, it may be determined that the RSRP of the service carrier is at an effective coverage level.
  • the network management device can calculate the transmission rate within a measurement period according to the traffic of the service carrier and the effective transmission duration within the measurement period.
  • the traffic of the service carrier refers to the traffic accumulated during the period from the current measurement to the last measurement (ie, a measurement cycle).
  • the network device adds the MR data 1 to the information table corresponding to sector 1 (ie, Table 2).
  • Table 2 Information table corresponding to sector 1 (Non-CA terminal, the first carrier is the service carrier)
  • the network management device may perform the following steps, which are described by taking MR data 2 corresponding to measurement task 2 as an example:
  • the network management device determines the sector corresponding to the MR data 2 according to the measurement characteristic information of the MR data 2, for example, the sector corresponding to the MR data 2 is the sector 1 of the network device.
  • the network management device can further determine whether sector 1 is a multi-frequency sector including medium and high frequency carriers. If so, the subsequent steps can be continued, otherwise the subsequent steps can be stopped.
  • the network management device determines whether the auxiliary carrier of the MR data 2 is a medium-high frequency carrier. If so, the subsequent steps are continued to be executed; otherwise, the subsequent steps may not be executed.
  • the network management device determines whether the coverage level of the MR data 2 is a valid coverage level, if so, continue to execute the subsequent steps, otherwise, the subsequent steps may not be executed.
  • the network management device may concatenate PERIOD_INTRA_FREQ_MEASUREMENT with PERIOD_PRIVATE_THROUGHPUT_MEASUREMENT, that is, determine whether there is MR data matching the measurement feature information of MR data 2 in the MR data corresponding to measurement task 3. If so, the traffic of the service carrier corresponding to MR data 2 can be determined, and then, based on the traffic of the service carrier and the traffic of the auxiliary carrier, it can be determined whether the RSRP of the auxiliary carrier is an effective coverage level. For example, if the traffic of the main carrier is greater than 0 and the traffic of the auxiliary carrier is greater than 0, it can be determined that the RSRP of the auxiliary carrier is an effective coverage level.
  • the network management device can calculate the transmission rate within a measurement period according to the flow of the auxiliary carrier and the effective transmission duration within the measurement period.
  • the transmission rate may output "null".
  • the network device adds the MR data 2 to the information table corresponding to sector 1 (ie, Table 3).
  • Table 3 Information table corresponding to sector 1 (CA terminal, the first carrier is a secondary carrier)
  • the network management device can determine the coverage extension gain, transmission rate gain and flow gain of the first carrier in sector 1, as shown in Table 4.
  • Table 4 Coverage extension gain, transmission rate gain and throughput gain of the first carrier in sector 1
  • CAMrnum in Table 4 is the number of CA terminals reporting PERIOD_CA_UE_INTRA_FREQ_MEASUREMENT; Mrnum is the number of Non-CA terminals reporting PERIOD_PRIVATE_THROUGHPUT_MEASUREMENT.
  • the third measurement task is used as an example in the second embodiment.
  • the three measurement tasks can be replaced by more or fewer measurement tasks.
  • the measurement task 2 can be split into measurement task 2a and measurement task 2b.
  • the data to be measured in measurement task 2a includes the coverage level of the auxiliary carrier
  • the data to be measured in measurement task 2b includes the flow of the auxiliary carrier.
  • the measurement task 1 and measurement task 3 can be combined into one measurement task.
  • the data to be measured in the measurement task includes the coverage level of the service carrier and the flow of the service carrier.
  • the above embodiment is described by taking the CA scenario as an example.
  • the solution in the embodiment of the present application can also be applied to other scenarios for improving uplink coverage, such as SUL carrier.
  • SUL carrier For the SUL carrier scenario, the above "first coverage level when the first carrier is used as the auxiliary carrier of the first terminal" can be replaced by the first coverage level of the downlink carrier (i.e., the first carrier) of the first terminal after the introduction of the SUL carrier, and the above "second coverage level when the first carrier is used as the main carrier of the second terminal” can be replaced by the first coverage level of the downlink carrier (i.e., the first carrier) of the first terminal before the introduction of the SUL carrier.
  • Other implementations can refer to the CA scenario.
  • Example 2 The step numbers of the flowcharts described in Example 1 and Example 2 are only examples of the execution process and do not constitute a limitation on the order of execution of the steps. There is no strict execution order between the steps that have no temporal dependency relationship with each other in the embodiments of the present application. Not all the steps shown in the flowcharts are required to be executed. Some steps can be deleted based on each flowchart according to actual needs, or other possible steps can be added based on each flowchart according to actual needs.
  • the network management device may include hardware structures and/or software modules corresponding to the execution of each function.
  • the embodiments of the present application can be implemented in the form of hardware or a combination of hardware and computer software. Whether a function is executed in the form of hardware or computer software driving hardware depends on the specific application and design constraints of the technical solution. Professional and technical personnel can use different methods to implement the described functions for each specific application, but such implementation should not be considered to exceed the scope of this application.
  • the embodiment of the present application can divide the network management device into functional units according to the above method example.
  • each functional unit can be divided according to each function, or two or more functions can be integrated into one unit.
  • the above integrated unit can be implemented in the form of hardware or software functional unit.
  • FIG5 shows a possible exemplary block diagram of the device involved in the embodiments of the present application.
  • the device 500 may include: a processing unit 502 and a communication unit 503.
  • the processing unit 502 is used to control and manage the actions of the device 500.
  • the communication unit 503 is used to support the communication between the device 500 and other devices.
  • the communication unit 503 is also called a transceiver unit, and may include a receiving unit and/or a sending unit, which are used to perform receiving and sending operations, respectively.
  • the device 500 may also include a storage unit 501 for storing program code and/or data of the device 500.
  • the device 500 may be the network management device in the above embodiment, or may be a module (such as a circuit or a chip) provided in the network management device.
  • the processing unit 502 may support the device 500 to perform the actions of the network management device in each method example above.
  • the processing unit 502 mainly performs the internal actions of the network management device in the method example, and the communication unit 503 may support the communication between the device 500 and other devices.
  • the processing unit 502 is used to: obtain multiple first measurement data and multiple second measurement data within a first area, the first measurement data including a first coverage level when the first carrier is used as an auxiliary carrier of the first terminal and a first parameter corresponding to the first coverage level, the first parameter being used to determine whether the first coverage level is a valid coverage level; the second measurement data including a second coverage level when the first carrier is used as a main carrier of the second terminal; determine the coverage extension gain of the first carrier within the first area based on the effective coverage level in the multiple first measurement data and the second coverage level in the multiple second measurement data.
  • each unit in the above device can be fully or partially integrated into one physical entity, or they can be physically separated.
  • the units in the device can all be implemented in the form of software calling through processing elements; they can also be all implemented in the form of hardware; some units can also be implemented in the form of software calling through processing elements, and some units can be implemented in the form of hardware.
  • each unit can be a separately established processing element, or it can be integrated in a certain chip of the device.
  • it can also be stored in the memory in the form of a program, and called and executed by a certain processing element of the device. The function of the unit.
  • processing element described here can also be a processor, which can be an integrated circuit with signal processing capabilities.
  • each operation of the above method or each unit above can be implemented by an integrated logic circuit of hardware in the processor element or in the form of software calling through a processing element.
  • the unit in any of the above devices may be one or more integrated circuits configured to implement the above method, such as one or more application specific integrated circuits (ASIC), or one or more digital singnal processors (DSP), or one or more field programmable gate arrays (FPGA), or a combination of at least two of these integrated circuit forms.
  • ASIC application specific integrated circuits
  • DSP digital singnal processors
  • FPGA field programmable gate arrays
  • the unit in the device can be implemented in the form of a processing element scheduler
  • the processing element can be a processor, such as a general-purpose central processing unit (CPU), or other processors that can call programs.
  • CPU general-purpose central processing unit
  • these units can be integrated together and implemented in the form of a system-on-a-chip (SOC).
  • the above unit for receiving is an interface circuit of the device, which is used to receive signals from other devices.
  • the receiving unit is an interface circuit of the chip used to receive signals from other chips or devices.
  • the above unit for sending is an interface circuit of the device, which is used to send signals to other devices.
  • the sending unit is an interface circuit of the chip used to send signals to other chips or devices.
  • Device 600 may be a network management device in the above embodiment, and is used to implement the functions of the network management device in the above embodiment.
  • the apparatus 600 may include a processor 601, a memory 602, and an interface circuit 603.
  • the processor 601 may be used to communicate
  • the memory 602 can be used to store programs and data, and the processor 601 can execute the method performed by the device 600 in the embodiment of the present application based on the program.
  • the interface circuit 603 can be used for the device 600 to communicate with other devices, and the communication can be wired communication or wireless communication.
  • the interface circuit can be, for example, a service-oriented interface.
  • the above memory 602 may also be externally connected to the device 600, in which case the device 600 may include an interface circuit 603 and a processor 601.
  • the above interface circuit 603 may also be externally connected to the device 600, in which case the device 600 may include a memory 602 and a processor 601.
  • the device 600 may include a processor 601.
  • the device 600 shown in FIG6 can implement various processes related to the device 600 in the above method embodiment.
  • the operations and/or functions of each module in the device 600 shown in FIG6 are respectively to implement the corresponding processes in the above method embodiment.
  • system and “network” in the embodiments of the present application can be used interchangeably.
  • “At least one” refers to one or more, and “multiple” refers to two or more.
  • “And/or” describes the association relationship of the associated objects, indicating that there can be three relationships, for example, A and/or B, which can represent: the existence of A alone, the existence of A and B at the same time, and the existence of B alone, where A and B can be singular or plural.
  • the character “/” generally indicates that the associated objects before and after are in an “or” relationship.
  • “At least one of the following (individuals)” or similar expressions thereof refer to any combination of these items, including any combination of single items (individuals) or plural items (individuals).
  • At least one of A, B or C includes A, B, C, AB, AC, BC or ABC
  • at least one of A, B and C can also be understood to include A, B, C, AB, AC, BC or ABC.
  • the ordinal words such as “first” and “second” mentioned in the embodiments of the present application are used to distinguish multiple objects, and are not used to limit the order, timing, priority or importance of multiple objects.
  • the embodiments of the present application may be provided as methods, systems, or computer program products. Therefore, the present application may adopt the form of a complete hardware embodiment, a complete software embodiment, or an embodiment in combination with software and hardware. Moreover, the present application may adopt the form of a computer program product implemented on one or more computer-usable storage media (including but not limited to disk storage, optical storage, etc.) that contain computer-usable program code.
  • a computer-usable storage media including but not limited to disk storage, optical storage, etc.
  • These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing device to work in a specific manner, so that the instructions stored in the computer-readable memory produce a manufactured product including an instruction device that implements the functions specified in one or more processes in the flowchart and/or one or more boxes in the block diagram.
  • These computer program instructions may also be loaded onto a computer or other programmable data processing device so that a series of operational steps are executed on the computer or other programmable device to produce a computer-implemented process, whereby the instructions executed on the computer or other programmable device provide steps for implementing the functions specified in one or more processes in the flowchart and/or one or more boxes in the block diagram.

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Abstract

La présente invention divulgue un procédé et un appareil de détermination d'un gain d'extension de couverture, qui se rapportent au domaine technique des communications. Le procédé comprend les étapes suivantes : acquérir, par un dispositif de gestion de réseau, une pluralité d'éléments de premières données de mesure et une pluralité d'éléments de secondes données de mesure dans une première zone, les premières données de mesure comprenant un premier niveau de couverture lorsqu'une première porteuse sert de porteuse secondaire d'un premier terminal et un premier paramètre correspondant au premier niveau de couverture, le premier paramètre étant configuré pour déterminer si le premier niveau de couverture est un niveau de couverture efficace, et les secondes données de mesure comprenant un second niveau de couverture lorsque la première porteuse sert de porteuse primaire d'un second terminal ; et en fonction du niveau de couverture efficace dans la pluralité d'éléments de premières données de mesure et du second niveau de couverture dans la pluralité d'éléments de secondes données de mesure, déterminer un gain d'extension de couverture de la première porteuse dans la première zone. Ainsi, le dispositif de gestion de réseau détermine si le premier niveau de couverture est le niveau de couverture efficace en fonction du premier paramètre et détermine le gain d'extension de couverture en fonction du niveau de couverture efficace, ce qui contribue à améliorer la précision du gain d'extension de couverture.
PCT/CN2024/086580 2023-04-28 2024-04-08 Procédé et appareil de détermination d'un gain d'extension de couverture Pending WO2024222436A1 (fr)

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CN102365821A (zh) * 2009-03-30 2012-02-29 瑞典爱立信有限公司 多载波无线系统中的自动增益控制
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CN115734264A (zh) * 2021-08-31 2023-03-03 中国电信股份有限公司 5g网络覆盖评估方法、装置、计算机可读介质及电子设备

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102365821A (zh) * 2009-03-30 2012-02-29 瑞典爱立信有限公司 多载波无线系统中的自动增益控制
EP3830832A1 (fr) * 2018-07-31 2021-06-09 DSM IP Assets B.V. Procédé d'obtention de mégadonnées
US11063556B1 (en) * 2021-03-24 2021-07-13 8Me Nova, Llc Systems and methods for improved bifacial solar modeling
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