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WO2022116651A1 - Procédé de sélection préférentielle d'une cellule endc, dispositif terminal et support de stockage - Google Patents

Procédé de sélection préférentielle d'une cellule endc, dispositif terminal et support de stockage Download PDF

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Publication number
WO2022116651A1
WO2022116651A1 PCT/CN2021/119642 CN2021119642W WO2022116651A1 WO 2022116651 A1 WO2022116651 A1 WO 2022116651A1 CN 2021119642 W CN2021119642 W CN 2021119642W WO 2022116651 A1 WO2022116651 A1 WO 2022116651A1
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Prior art keywords
cell
endc
cells
cell set
preset
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English (en)
Chinese (zh)
Inventor
周扬
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/20—Selecting an access point
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present invention relates to the field of communications, and in particular, to a method, terminal equipment and storage medium for preferentially selecting an ENDC cell in a network.
  • Embodiments of the present invention provide a method, terminal device and storage medium for preferentially selecting an ENDC cell on the network, which can be used to ensure that the channel quality of the on-net cell is good in the NSA networking mode, and give priority to the fast on-net ENDC cell for users. Provide a better 5G experience.
  • the first aspect of the present invention provides a method for preferentially selecting a network ENDC cell, which may include:
  • the target cell set includes a first cell set, and the cells in the first cell set are all ENDC cells, and are sorted according to the order of channel quality;
  • the cells in the order of quality from high to low are stationed on the network.
  • a second aspect of the present invention provides a terminal device, which may include:
  • an acquisition module configured to determine a set of target cells, wherein the set of target cells includes a first set of cells, and the cells in the first set of cells are all ENDC cells, and are sorted in order of channel quality;
  • the processing module is configured to perform network camping according to the order of the cells in the first cell set with channel quality from high to low.
  • a third aspect of the embodiments of the present invention provides a terminal device, which may include:
  • a processor coupled to the memory
  • the processor invokes the executable program code stored in the memory to execute the method according to the first aspect of the embodiment of the present invention.
  • a fourth aspect of the embodiments of the present invention provides a computer-readable storage medium on which a computer program is stored, and when the computer program is executed by a processor, implements the method according to the first aspect of the embodiments of the present invention.
  • a fifth aspect of the embodiments of the present invention discloses a computer program product, which, when the computer program product runs on a computer, causes the computer to execute the method described in the first aspect of the embodiments of the present invention.
  • a sixth aspect of the embodiments of the present invention discloses an application publishing platform, and the application publishing platform is used for publishing a computer program product, wherein when the computer program product runs on a computer, the computer is made to execute the first embodiment of the present invention. The method described in one aspect.
  • the embodiments of the present invention have the following advantages:
  • a set of target cells is determined, wherein the set of target cells includes a first set of cells, and the cells in the first set of cells are all ENDC cells, and are sorted according to the order of channel quality; According to the cell sequence from high to low channel quality in the first cell set, the network is set up. That is to say, in the NSA networking mode, it can ensure that the channel quality of the network cell is good, and give priority to the fast network ENDC cell to provide users with a better 5G experience.
  • FIG. 1 is a system architecture diagram of a communication system to which an embodiment of the present invention is applied;
  • FIG. 2 is a schematic diagram of an embodiment of a method for preferentially selecting a network ENDC cell in an embodiment of the present invention
  • FIG. 3 is a schematic diagram of another embodiment of a method for preferentially selecting an ENDC cell in an embodiment of the present invention
  • FIG. 4 is a schematic diagram of another embodiment of a method for preferentially selecting a network ENDC cell in an embodiment of the present invention
  • FIG. 5 is a schematic diagram of an embodiment of a terminal device in an embodiment of the present invention.
  • FIG. 6 is a schematic diagram of another embodiment of a terminal device in an embodiment of the present invention.
  • Embodiments of the present invention provide a method, terminal device and storage medium for preferentially selecting an ENDC cell on the network, which can be used to ensure that the channel quality of the on-net cell is good in the NSA networking mode, and give priority to the fast on-net ENDC cell for users. Provide a better 5G experience.
  • the communication system may include a network device, and the network device may be a device that communicates with a terminal device (or referred to as a communication terminal, a terminal).
  • a network device can provide communication coverage for a specific geographic area, and can communicate with terminal devices located within the coverage area.
  • FIG. 1 exemplarily shows one network device and two terminal devices.
  • the communication system may include multiple network devices and the coverage of each network device may include other numbers of terminal devices. This application implements The example does not limit this.
  • the communication system may further include other network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
  • the embodiments of the present application describe various embodiments in conjunction with network equipment and terminal equipment, where the terminal equipment may also be referred to as user equipment (User Equipment, UE), access terminal, subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device, etc.
  • user equipment User Equipment, UE
  • access terminal subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device, etc.
  • the terminal device can be a station (STAION, ST) in the WLAN, can be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a personal digital processing (Personal Digital Assistant, PDA) devices, handheld devices with wireless communication capabilities, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, next-generation communication systems such as end devices in NR networks, or future Terminal equipment in the evolved public land mobile network (Public Land Mobile Network, PLMN) network, etc.
  • STAION, ST in the WLAN
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • the terminal device can be deployed on land, including indoor or outdoor, handheld, wearable, or vehicle-mounted; it can also be deployed on water (such as ships, etc.); it can also be deployed in the air (such as airplanes, balloons, and satellites) superior).
  • the terminal device may be a mobile phone (Mobile Phone), a tablet computer (Pad), a computer with a wireless transceiver function, a virtual reality (Virtual Reality, VR) terminal device, and an augmented reality (Augmented Reality, AR) terminal Equipment, wireless terminal equipment in industrial control, wireless terminal equipment in self driving, wireless terminal equipment in remote medical, wireless terminal equipment in smart grid , wireless terminal equipment in transportation safety, wireless terminal equipment in smart city or wireless terminal equipment in smart home, etc.
  • a mobile phone Mobile Phone
  • a tablet computer Pad
  • a computer with a wireless transceiver function a virtual reality (Virtual Reality, VR) terminal device
  • augmented reality (Augmented Reality, AR) terminal Equipment wireless terminal equipment in industrial control, wireless terminal equipment in self driving, wireless terminal equipment in remote medical, wireless terminal equipment in smart grid , wireless terminal equipment in transportation safety, wireless terminal equipment in smart city or wireless terminal equipment in smart home, etc.
  • the terminal device may also be a wearable device.
  • Wearable devices can also be called wearable smart devices, which are the general term for the intelligent design of daily wear and the development of wearable devices using wearable technology, such as glasses, gloves, watches, clothing and shoes.
  • a wearable device is a portable device that is worn directly on the body or integrated into the user's clothing or accessories. Wearable device is not only a hardware device, but also realizes powerful functions through software support, data interaction, and cloud interaction.
  • wearable smart devices include full-featured, large-scale, complete or partial functions without relying on smart phones, such as smart watches or smart glasses, and only focus on a certain type of application function, which needs to cooperate with other devices such as smart phones.
  • the network equipment may further include access network equipment and core network equipment. That is, the wireless communication system further includes a plurality of core networks for communicating with the access network equipment.
  • the access network equipment may be a long-term evolution (long-term evolution, LTE) system, a next-generation (mobile communication system) (next radio, NR) system, or an authorized auxiliary access long-term evolution (authorized auxiliary access long-term evolution, LAA-
  • the evolved base station (evolutional node B, may be referred to as eNB or e-NodeB for short) in the LTE) system is a macro base station, a micro base station (also called a "small base station"), a pico base station, an access point (AP), Transmission site (transmission point, TP) or new generation base station (new generation Node B, gNodeB), etc.
  • the network device may be a device for communicating with a mobile device, and the network device may be an access point (Access Point, AP) in WLAN, or a base station (Base Transceiver Station, BTS) in GSM or CDMA , it can also be a base station (NodeB, NB) in WCDMA, it can also be an evolved base station (Evolutional Node B, eNB or eNodeB) in LTE, or a relay station or access point, or in-vehicle equipment, wearable devices and NR networks
  • the network device may have a mobile feature, for example, the network device may be a mobile device.
  • the network device may be a satellite or a balloon station.
  • the satellite may be a low earth orbit (LEO) satellite, a medium earth orbit (MEO) satellite, a geostationary earth orbit (GEO) satellite, a High Elliptical Orbit (HEO) ) satellite etc.
  • the network device may also be a base station set in a location such as land or water.
  • a network device may provide services for a cell, and a terminal device communicates with the network device through transmission resources (for example, frequency domain resources, or spectrum resources) used by the cell, and the cell may be a network device (
  • the cell can belong to the macro base station, or it can belong to the base station corresponding to the small cell (Small cell).
  • Pico cell Femto cell (Femto cell), etc.
  • These small cells have the characteristics of small coverage and low transmission power, and are suitable for providing high-speed data transmission services.
  • a device having a communication function in the network/system may be referred to as a communication device.
  • the communication device may include a network device and a terminal device with a communication function, and the network device and the terminal device may be specific devices described in the embodiments of the present invention, which will not be repeated here;
  • the device may also include other devices in the communication system, for example, other network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the present application.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • CDMA Wideband Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • LTE-A Advanced Long Term Evolution
  • NR New Radio
  • NTN Non-Terrestrial Networks
  • UMTS Universal Mobile Telecommunication System
  • WLAN Wireless Local Area Networks
  • Wireless Fidelity Wireless Fidelity
  • WiFi fifth-generation communication
  • the communication system in the embodiment of the present application can be applied to a carrier aggregation (Carrier Aggregation, CA) scenario, also can be applied to a dual connectivity (Dual Connectivity, DC) scenario, and can also be applied to a standalone (Standalone, SA) network deployment scenario.
  • Carrier Aggregation, CA Carrier Aggregation
  • DC Dual Connectivity
  • SA standalone network deployment scenario.
  • FIG. 2 it is a schematic diagram of an embodiment of a method for preferentially selecting an ENDC cell in an embodiment of the present invention, which may include:
  • 201 Determine a target cell set, where the target cell set includes a first cell set, and the cells in the first cell set are all ENDC cells, and are sorted in order of channel quality.
  • the acquisition of the first set of cells may include: the terminal device acquiring available cells in the initial network scanning phase; Power threshold, and the reference signal receiving quality (Reference Signal Receiving Quality, RSRQ) is greater than or equal to the quality threshold of the cell, add it to the ENDC cell set to obtain the first set of cells; wherein, the first target available cell is one of the available cells and the preset ENDC The cells that are successfully matched in the cell set.
  • the reference signal receiving quality Reference Signal Receiving Quality, RSRQ
  • the UE acquires and scans out all available cells (available cells) in the initial network scanning phase; matches each available cell (available cell) with the cells in the preset ENDC cell set, and determines that the available cells that are successfully matched can be used again.
  • the preset ENDC cell set includes a preset static ENDC cell set, and/or, a preset dynamic ENDC cell set. It can be understood that the order of cells in the preset static ENDC cell set and the preset dynamic ENDC cell set is not limited.
  • the cells in the first cell set are sorted in the order of channel quality from high to low, or in the order of channel quality from low to high.
  • the preset static ENDC cell set may also be referred to as a static pre-embedded ENDC cell set or a static pre-embedded data set, which is not specifically limited.
  • the high-priority ENDC cell information can be pre-buried based on the actual network commissioning experience and the relevant information disclosed by the operator, and a static ENDC cell information set can be maintained.
  • the preset dynamic ENDC cell set may also be referred to as a dynamic historical ENDC cell set, or a dynamic historical record data set, which is not specifically limited. That is, it can dynamically learn and record historical ENDC cells: this method is used as the UE to dynamically record the ENDC cells encountered during the actual network stay.
  • the various ENDC cell information configured by the overlay network can only be pre-buried a small part of the ENDC cell information according to some prior information. However, in the actual network environment, there are many kinds of cells that are not statically pre-buried but are ENDC, so it is possible to introduce Dynamically learn the way to record historical ENDC cells.
  • the cell when the actual UE is on the network and finds that the cell is an ENDC cell and does not belong to a cell in the current static pre-buried ENDC cell set, nor does it belong to a cell in the dynamic historical ENDC cell set, the cell will be recorded in the dynamic In the collection of historical ENDC cells.
  • the dynamic historical ENDC cell set limits a certain number of cell records in order not to affect the network search performance and to meet the requirements of the ENDC cells to quickly set up the network. For example, N, so it can be designed as a queue data structure with a size of N.
  • the new ENDC cells are directly added to the end of the queue; when the number of ENDC cells recorded in the queue is equal to N , the ENDC cell information at the head of the team is removed, and the new ENDC cell information is added at the tail of the team.
  • the UE initiates network camping attempts in sequence according to the order of channel quality in the first cell set from high to low.
  • the network 203 In the case that the first cell set fails to successfully camp on the network, perform the network camping according to the order of the cells in the second cell set from high to low channel quality.
  • the target cell set further includes a second cell set, and the cells in the second cell set are sorted in order of channel quality.
  • the acquisition of the second set of cells may include but is not limited to the following implementations:
  • Implementation 1 The terminal device adds the second target available cell to the set of non-ENDC cells to obtain the first set of non-ENDC cells, and uses the first set of non-ENDC cells as the second set of cells; wherein the second target available cell is available In the cells that fail to match with the preset ENDC cell set, the available cells are the available cells in the initial network scanning phase acquired by the terminal device.
  • the UE acquires and scans all available cells (available cells) in the initial network scanning phase; matches each available cell (available cell) with the cells in the preset ENDC cell set, and determines that the available cells that fail to match are added to non-ENDC cells
  • a set of cells is preferred to obtain a first set of non-ENDC cells, where the first set of non-ENDC cells may be used as the second set of cells.
  • Implementation mode 2 the terminal device adds the second target available cell to the set of non-ENDC cells to obtain the first set of non-ENDC cells; the terminal device adds the reference signal received power in the first target available cell to a power threshold less than the power threshold, and/or, A cell whose reference signal reception quality is lower than the quality threshold is added to the first non-ENDC cell set to obtain a second cell set; wherein, the second target available cell is a cell that fails to match the preset ENDC cell set among the available cells.
  • the UE acquires and scans all available cells (available cells) in the initial network scanning phase; matches each available cell (available cell) with the cells in the preset ENDC cell set, and determines that the available cells that fail to match are added to non-ENDC cells A set of cells is preferred to obtain the first set of non-ENDC cells. Further, RSRP and RSRQ can be judged for the successfully matched available cells. For example, when RSRP ⁇ T1, and/or, RSRQ ⁇ T2, the available cell can be added to the second non-ENDC preferred cell set to obtain the second cell set, where T1 is the power threshold and T2 is the quality threshold.
  • Implementation 3 The terminal device adds cells whose reference signal received power is less than the power threshold and/or whose reference signal received quality is less than the quality threshold in the first target available cell into the set of non-ENDC cells to obtain the second set of cells.
  • the preset ENDC cell set includes a preset static ENDC cell set and a preset dynamic ENDC cell set.
  • the preset static ENDC cell set may include: cell1, cell2, and cell3.
  • the preset dynamic ENDC cell set may include: cell1, cell3, cell5, cell7, cell9, cell11, cell13, cell15, cell17, cell19.
  • the currently available cells may include: cell1, cell3, cell7, cell9, cell2, cell4, cell6, cell8, and cell10.
  • each cell in the currently available cells is matched with the preset ENDC cell set, and the successfully matched ENDC cells are: cell1, cell2, cell3, cell7, cell9; the failed ENDC cells are: cell4, cell6, cell8.
  • the first cell set may include: cell1, cell3, cell7, and cell9.
  • the second set of cells may include: cell4, cell6, and cell8; and may also include: cell2, cell4, cell6, and cell8.
  • the cells in the second cell set are sorted in the order of channel quality from high to low, or in the order of channel quality from low to high.
  • the UE in the case that the UE initiates an attempt to camp on the network in order in the cells in the first cell set but fails to successfully camp on the network, the UE follows the order of the cells in the second set of cells from high to low channel quality in order. Initiate a network attempt. That is, when the cells in the first cell set fail to camp on the network, the terminal device can also camp on the network in the order of the cells in the second cell set from high to low to ensure the normal operation of UE services.
  • the preset ENDC cell set includes the preset dynamic ENDC cell set, after successfully camping on the network, determine the current serving cell that successfully camps on the network.
  • the current serving cell belongs to a cell of the second cell set and is currently an ENDC cell, add the current serving cell to the preset dynamic ENDC cell set to obtain an updated preset dynamic ENDC cell set.
  • the UE successfully resides on the network it is determined whether the current serving cell (serving cell) needs to be added to the dynamic historical ENDC cell set, and the determination criterion can be added to the dynamic historical ENDC cell set when the following conditions are satisfied simultaneously:
  • the current serving cell is a cell in the second set of cells before the current serving cell
  • Condition 2 The current serving cell is currently updated to an ENDC cell.
  • the terminal device adds the current serving cell to the preset dynamic ENDC cell set, and obtains an updated preset dynamic ENDC cell set, which may include:
  • the current serving cell is added to the preset dynamic cell set to obtain an updated preset dynamic ENDC cell set;
  • the terminal device adds the current serving cell to the preset dynamic cell set, and obtains the updated preset dynamic ENDC cell set, which may include: the terminal device adds the current serving cell to the tail of the preset dynamic cell set, and obtains: The updated preset dynamic ENDC cell set;
  • the terminal device deletes some cells in the preset dynamic ENDC cell set, adds the current serving cell to the preset dynamic cell set from which some cells are deleted, and obtains an updated preset dynamic ENDC cell set, which may include: the terminal device will preset The head cell of the team in the dynamic ENDC cell set is deleted, and the current serving cell is added to the tail of the preset dynamic cell set in which the head cell of the team is deleted to obtain an updated preset dynamic ENDC cell set.
  • the terminal device can update the ENDC cell of cell4 to the preset dynamic ENDC cell set.
  • the updated preset dynamic ENDC cell set may include: cell1, cell3, cell5, cell7, cell9, cell11, cell13, cell15, cell17, cell19, and cell4.
  • the updated preset dynamic ENDC cell set may include: cell3, cell5, cell7, cell9, cell11, cell13, cell15, cell17, cell19, cell4.
  • steps 203-205 are optional steps.
  • update of the preset dynamic ENDC cell set reference may be made to the relevant description in step 201 for a specific example, which will not be repeated here.
  • the embodiments of the present invention can be applied to terminal devices of various manufacturers.
  • a static pre-buried cell set and/or a dynamic historical ENDC cell set are designed, and the threshold value T1 of RSRP and the threshold value of RSRQ are set at the same time.
  • the threshold value T2 implements the network search strategy of preferentially selecting the ENDC cell.
  • a set of target cells in the initial network scanning phase is obtained, wherein the set of target cells includes a first set of cells, and the cells in the first set of cells are sorted according to the order of channel quality; according to the first set of cells In the cell sequence from high to low channel quality, the network is stationed; further, in the case that the network is not successfully stationed in the first cell set, according to the cell sequence from high to low channel quality in the second cell set, the network is stationed. network.
  • the target cell set further includes a second cell set, and the cells in the second cell set are sorted in order of channel quality. It should be noted that the first cell set and the second cell set do not need to be combined. That is to say, in the NSA networking mode, it can ensure that the channel quality of the network cell is good, and give priority to the fast network ENDC cell to provide users with a better 5G experience.
  • FIG. 3 it is a schematic diagram of another embodiment of a method for preferentially selecting an ENDC cell in an embodiment of the present invention, which may include:
  • the set of target cells is a set of cells that is a combination of a first set of cells and a second set of cells, and the first set of cells is located before the second set of cells.
  • the cells in the first cell set are sorted according to the order of channel quality; the cells in the second cell set are sorted according to the order of channel quality.
  • the cells in the first cell set are sorted in the order of channel quality from high to low, or in the order of channel quality from low to high.
  • the cells in the second set of cells are sorted according to the order of channel quality from high to low, or are sorted in the order of channel quality from low to high.
  • the cells in the first cell set are sorted according to the order of channel quality from high to low, then the cells in the second cell set can also be sorted according to the channel quality from high to low. order; or,
  • the cells in the first cell set are sorted in the order of channel quality from low to high, then the cells in the second cell set can also be sorted in the order of channel quality from low to high.
  • the UE sorts the first cell set and the second cell set respectively according to the channel quality, and after the sorting of the two cell sets is completed, the two sorted cell sets are sorted according to: the cells of the first cell set are all sorted. Based on the principle of being ahead of the cells in the second cell set, the two sorted cell sets are merged, and finally, the UE performs network camping attempts in descending order of channel quality according to the sorting result.
  • the target cell set is: cell1, cell3, cell7, cell9, cell4, cell6, cell8; or, cell1, cell3, cell7, cell9, cell2, cell4, cell6, cell8.
  • the first cell set includes: cell1, cell3, cell7, and cell9.
  • the second set of cells may include: cell4, cell6, and cell8; or, include: cell2, cell4, cell6, and cell8.
  • the channel quality of the first cell set is from high to low, or, in the case that the network is not successfully established in the first cell set, in the order of the channel quality of the second cell set from high to low, On the network.
  • the UE first needs to set up the cells in the first set of cells on the network in order of quality from high to low, and only goes to the cell in the first set of cells if the cells in the first set of cells fail to set up successfully on the network. A cell in the second cell set.
  • the preset ENDC cell set includes the preset dynamic ENDC cell set, after successfully logging on to the network, determine the current serving cell that successfully logged on to the network.
  • the current serving cell belongs to a cell of the second cell set and is currently an ENDC cell, add the current serving cell to the preset dynamic ENDC cell set to obtain an updated preset dynamic ENDC cell set.
  • FIG. 4 it is a schematic diagram of another embodiment of a method for preferentially selecting an ENDC cell in an embodiment of the present invention. It should be noted that, for steps 303 and 304 in this embodiment of the present invention, reference may be made to steps 204 and 205 in the embodiment shown in FIG. 2 , and details are not repeated here.
  • a set of target cells in the initial network scanning phase is obtained, wherein the set of target cells includes a set of first cells and a set of second cells; and the network is stationed according to the sorting result of the channel quality in the set of target cells. That is to say, in the NSA networking mode, it can ensure that the channel quality of the network cell is good, and give priority to the fast network ENDC cell to provide users with a better 5G experience.
  • FIG. 5 it is a schematic diagram of an embodiment of a terminal device in an embodiment of the present invention, which may include:
  • An acquisition module 501 configured to determine a set of target cells, wherein the set of target cells includes a first set of cells, and the cells in the first set of cells are all ENDC cells, and are sorted in order of channel quality;
  • the processing module 502 is configured to perform network camping according to the cell sequence from high to low channel quality in the first cell set.
  • the target cell set further includes a second cell set, and the cells in the second cell set are sorted according to the order of channel quality;
  • the processing module 502 is further configured to, in the case that the network is not successfully established in the first cell set, according to the order of the cells in the second cell set from high to low channel quality, to perform the network registration.
  • the obtaining module 501 is further configured to obtain the available cells in the initial network scanning stage;
  • the processing module 502 is further configured to add cells whose reference signal received power is greater than or equal to a power threshold and whose reference signal received quality is greater than or equal to a quality threshold in the first target available cell into the ENDC cell set to obtain the first cell set;
  • the first target available cell is a cell that is successfully matched with the preset ENDC cell set among the available cells.
  • the processing module 502 is further configured to add the second target available cell to the set of non-ENDC cells to obtain a first set of non-ENDC cells, and use the first set of non-ENDC cells as the second set of cells;
  • the second target available cell is a cell that fails to match with the preset ENDC cell set among the available cells.
  • the processing module 502 is further configured to add the second target available cell to the set of non-ENDC cells to obtain the first set of non-ENDC cells; in the first target available cell, the received power of the reference signal is less than the power threshold, and/or the cells whose received quality of the reference signal is lower than the quality threshold, are added to the first set of non-ENDC cells to obtain the second set of cells;
  • the second target available cell is a cell that fails to match with the preset ENDC cell set among the available cells.
  • the target cell set is a combined cell set of the first cell set and the second cell set, and the first cell set is located before the second cell set.
  • the preset ENDC cell set includes a preset static ENDC cell set, and/or a preset dynamic ENDC cell set.
  • the processing module 502 is further configured to determine the current serving cell that successfully resides on the network after successfully staying on the network; if the current serving If the cell belongs to the cell of the second cell set and is currently an ENDC cell, the current serving cell is added to the preset dynamic ENDC cell set to obtain an updated preset dynamic ENDC cell set.
  • the processing module 502 is specifically configured to add the current serving cell to the preset dynamic cell set if the number of cells in the preset dynamic ENDC cell set does not reach a preset threshold, and obtain the updated The preset dynamic ENDC cell set;
  • the processing module 502 is specifically configured to delete some cells in the preset dynamic ENDC cell set if the number of cells in the preset dynamic ENDC cell set has reached a preset threshold, and add and delete the current serving cell In the preset dynamic cell set of some cells, an updated preset dynamic ENDC cell set is obtained.
  • the processing module 502 is specifically configured to add the current serving cell to the tail of the preset dynamic cell set to obtain an updated preset dynamic ENDC cell set;
  • the processing module 502 is specifically configured to delete the head cell in the preset dynamic ENDC cell set, and add the current serving cell to the tail of the preset dynamic cell set that deletes the head cell of the team to obtain the updated preset. Set the dynamic ENDC cell set.
  • FIG. 6 it is a schematic diagram of another embodiment of the terminal device in the embodiment of the present invention, which may include:
  • FIG. 6 is a block diagram showing a partial structure of a mobile phone related to a terminal device provided by an embodiment of the present invention.
  • the mobile phone includes: a radio frequency (Radio Frequency, RF) circuit 610, a memory 620, an input unit 630, a display unit 640, a sensor 650, an audio circuit 660, a wireless fidelity (wireless fidelity, WiFi) module 670, a processor 680, and power supply 690 and other components.
  • RF Radio Frequency
  • the RF circuit 610 can be used for receiving and sending signals during sending and receiving information or during a call. In particular, after receiving the downlink information of the base station, it is processed by the processor 680; in addition, the designed uplink data is sent to the base station.
  • the RF circuit 610 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a Low Noise Amplifier (LNA), a duplexer, and the like.
  • RF circuitry 610 may communicate with networks and other devices via wireless communications.
  • the above-mentioned wireless communication can use any communication standard or protocol, including but not limited to Global System of Mobile communication (GSM), General Packet Radio Service (General Packet Radio Service, GPRS), Code Division Multiple Access (Code Division) Multiple Access, CDMA), Wideband Code Division Multiple Access (Wideband Code Division Multiple Access, WCDMA), Long Term Evolution (Long Term Evolution, LTE), email, Short Messaging Service (Short Messaging Service, SMS), etc.
  • GSM Global System of Mobile communication
  • General Packet Radio Service General Packet Radio Service
  • GPRS General Packet Radio Service
  • Code Division Multiple Access Code Division Multiple Access
  • CDMA Code Division Multiple Access
  • Wideband Code Division Multiple Access Wideband Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • LTE Long Term Evolution
  • SMS Short Messaging Service
  • the memory 620 can be used to store software programs and modules, and the processor 680 executes various functional applications and data processing of the mobile phone by running the software programs and modules stored in the memory 620 .
  • the memory 620 may mainly include a stored program area and a stored data area, wherein the stored program area may store an operating system, an application program (such as a sound playback function, an image playback function, etc.) required for at least one function, and the like; Data created by the use of the mobile phone (such as audio data, phone book, etc.), etc.
  • memory 620 may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
  • the input unit 630 may be used for receiving inputted numerical or character information, and generating key signal input related to user setting and function control of the mobile phone.
  • the input unit 630 may include a touch panel 631 and other input devices 632 .
  • the touch panel 631 also referred to as a touch screen, can collect the user's touch operations on or near it (such as the user's finger, stylus, etc., any suitable object or attachment on or near the touch panel 631). operation), and drive the corresponding connection device according to the preset program.
  • the touch panel 631 may include two parts, a touch detection device and a touch controller.
  • the touch detection device detects the user's touch orientation, detects the signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts it into contact coordinates, and then sends it to the touch controller.
  • the touch panel 631 can be realized by various types of resistive, capacitive, infrared, and surface acoustic waves.
  • the input unit 630 may further include other input devices 632 .
  • other input devices 632 may include, but are not limited to, one or more of physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, joysticks, and the like.
  • the display unit 640 may be used to display information input by the user or information provided to the user and various menus of the mobile phone.
  • the display unit 640 may include a display panel 641, and optionally, the display panel 641 may be configured in the form of a liquid crystal display (Liquid Crystal Display, LCD), an organic light-emitting diode (Organic Light-Emitting Diode, OLED), and the like.
  • the touch panel 631 can cover the display panel 641, and when the touch panel 631 detects a touch operation on or near it, it transmits it to the processor 680 to determine the type of the touch event, and then the processor 680 determines the type of the touch event according to the touch event. Type provides corresponding visual output on display panel 641 .
  • the touch panel 631 and the display panel 641 are used as two independent components to realize the input and input functions of the mobile phone, in some embodiments, the touch panel 631 and the display panel 641 can be integrated to form Realize the input and output functions of the mobile phone.
  • the cell phone may also include at least one sensor 650, such as a light sensor, a motion sensor, and other sensors.
  • the light sensor may include an ambient light sensor and a proximity sensor, wherein the ambient light sensor may adjust the brightness of the display panel 641 according to the brightness of the ambient light, and the proximity sensor may turn off the display panel 641 and/or when the mobile phone is moved to the ear. or backlight.
  • the accelerometer sensor can detect the magnitude of acceleration in all directions (usually three axes), and can detect the magnitude and direction of gravity when it is stationary. games, magnetometer attitude calibration), vibration recognition related functions (such as pedometer, tapping), etc.; as for other sensors such as gyroscope, barometer, hygrometer, thermometer, infrared sensor, etc. Repeat.
  • the audio circuit 660, the speaker 661, and the microphone 662 can provide an audio interface between the user and the mobile phone.
  • the audio circuit 660 can transmit the received audio data converted electrical signal to the speaker 661, and the speaker 661 converts it into a sound signal for output; on the other hand, the microphone 662 converts the collected sound signal into an electrical signal, which is converted by the audio circuit 660 After receiving, it is converted into audio data, and then the audio data is output to the processor 680 for processing, and then sent to, for example, another mobile phone through the RF circuit 610, or the audio data is output to the memory 620 for further processing.
  • WiFi is a short-distance wireless transmission technology.
  • the mobile phone can help users to send and receive emails, browse web pages, and access streaming media through the WiFi module 670. It provides users with wireless broadband Internet access.
  • FIG. 6 shows the WiFi module 670, it can be understood that it is not a necessary component of the mobile phone, and can be completely omitted as required within the scope of not changing the essence of the invention.
  • the processor 680 is the control center of the mobile phone, using various interfaces and lines to connect various parts of the entire mobile phone, by running or executing the software programs and/or modules stored in the memory 620, and calling the data stored in the memory 620.
  • the processor 680 may include one or more processing units; preferably, the processor 680 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface, and application programs, etc. , the modem processor mainly deals with wireless communication. It can be understood that, the above-mentioned modulation and demodulation processor may not be integrated into the processor 680 .
  • the mobile phone also includes a power supply 690 (such as a battery) for supplying power to various components.
  • a power supply 690 (such as a battery) for supplying power to various components.
  • the power supply can be logically connected to the processor 680 through a power management system, so as to manage charging, discharging, and power consumption management functions through the power management system.
  • the mobile phone may also include a camera, a Bluetooth module, and the like, which will not be repeated here.
  • the processor 680 is configured to determine a set of target cells, where the set of target cells includes a first set of cells, and the cells in the first set of cells are all ENDC cells, and according to the channel quality Sorting is performed in order; according to the order of the cells in the first cell set with the channel quality from high to low, the network is stationed.
  • the target cell set further includes a second cell set, and the cells in the second cell set are sorted according to the order of channel quality;
  • the processor 680 is further configured to, in the case that the first cell set has not successfully joined the network, perform the network registration according to the order of the cells in the second cell set from high to low channel quality.
  • the processor 680 is further configured to acquire the available cells in the initial network scanning phase; the cells in the first target available cell where the received power of the reference signal is greater than or equal to the power threshold, and the received quality of the reference signal is greater than or equal to the quality threshold, Join the ENDC cell set to obtain the first cell set;
  • the first target available cell is a cell that is successfully matched with the preset ENDC cell set among the available cells.
  • the processor 680 is further configured to add the second target available cell into the set of non-ENDC cells to obtain a first set of non-ENDC cells, and use the first set of non-ENDC cells as the second set of cells;
  • the second target available cell is a cell that fails to match with the preset ENDC cell set among the available cells.
  • the processor 680 is further configured to add the second target available cell to the set of non-ENDC cells to obtain the first set of non-ENDC cells; in the first target available cell, the received power of the reference signal is less than the power threshold, and/or the cells whose received quality of the reference signal is lower than the quality threshold, are added to the first set of non-ENDC cells to obtain the second set of cells;
  • the second target available cell is a cell that fails to match with the preset ENDC cell set among the available cells.
  • the target cell set is a combined cell set of the first cell set and the second cell set, and the first cell set is located before the second cell set.
  • the preset ENDC cell set includes a preset static ENDC cell set, and/or a preset dynamic ENDC cell set.
  • the preset ENDC cell set includes a preset dynamic ENDC cell set
  • the processor 680 is further configured to determine the current serving cell that successfully resides on the network after successfully staying on the network; if the current serving cell belongs to a cell of the second cell set, and is currently an ENDC cell, the current serving cell is The cells are added to the preset dynamic ENDC cell set to obtain an updated preset dynamic ENDC cell set.
  • the processor 680 is further configured to add the current serving cell to the preset dynamic cell set if the number of cells in the preset dynamic ENDC cell set does not reach a preset threshold, and obtain the updated The preset dynamic ENDC cell set; if the number of cells in the preset dynamic ENDC cell set has reached the preset threshold, then some cells in the preset dynamic ENDC cell set will be deleted, and the current serving cell will be added. Deleting the preset dynamic cell set of some cells to obtain an updated preset dynamic ENDC cell set.
  • the processor 680 is specifically configured to add the current serving cell to the tail of the preset dynamic cell set to obtain an updated preset dynamic ENDC cell set;
  • the processor 680 is specifically configured to delete the team head cell in the preset dynamic ENDC cell set, add the current serving cell to the tail end of the preset dynamic cell set of the deleted team head cell, and obtain the updated preset cell. Set the dynamic ENDC cell set.
  • the computer program product includes one or more computer instructions.
  • the computer may be a general purpose computer, special purpose computer, computer network, or other programmable device.
  • the computer instructions may be stored in or transmitted from one computer-readable storage medium to another computer-readable storage medium, for example, the computer instructions may be downloaded from a website site, computer, server, or data center Transmission to another website site, computer, server, or data center is by wire (eg, coaxial cable, optical fiber, digital subscriber line (DSL)) or wireless (eg, infrared, wireless, microwave, etc.).
  • wire eg, coaxial cable, optical fiber, digital subscriber line (DSL)
  • wireless eg, infrared, wireless, microwave, etc.
  • the computer-readable storage medium may be any available medium that can be stored by a computer, or a data storage device such as a server, data center, etc., which includes one or more available media integrated.
  • the usable media may be magnetic media (eg, floppy disks, hard disks, magnetic tapes), optical media (eg, DVD), or semiconductor media (eg, Solid State Disk (SSD)), and the like.
  • the disclosed system, apparatus and method may be implemented in other manners.
  • the apparatus embodiments described above are only illustrative.
  • the division of the units is only a logical function division. In actual implementation, there may be other division methods.
  • multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not implemented.
  • the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, indirect coupling or communication connection of devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution in this embodiment.
  • each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.
  • the above-mentioned integrated units may be implemented in the form of hardware, or may be implemented in the form of software functional units.
  • the integrated unit if implemented in the form of a software functional unit and sold or used as an independent product, may be stored in a computer-readable storage medium.
  • the technical solution of the present invention is essentially or the part that contributes to the prior art, or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium , including several instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of the present invention.
  • the aforementioned storage medium includes: U disk, mobile hard disk, Read-Only Memory (ROM, Read-Only Memory), Random Access Memory (RAM, Random Access Memory), magnetic disk or optical disk and other media that can store program codes .

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Sont divulgués, dans les modes de réalisation de la présente invention, un procédé de sélection préférentielle d'une cellule ENDC, un dispositif terminal et un support de stockage qui sont utilisés pour pouvoir assurer un bon état de qualité de canal d'une cellule d'attente dans un mode de mise en réseau NSA, pour attendre de manière préférentielle et rapide dans la cellule ENDC, et pour fournir une meilleure expérience d'utilisation 5G à un utilisateur. Le procédé des modes de réalisation de la présente invention consiste : à déterminer un ensemble de cellules cibles, l'ensemble de cellules cibles comprenant un premier ensemble de cellules et les cellules dans le premier ensemble de cellules étant toutes des cellules ENDC, et à effectuer un tri selon la séquence de qualité de canal ; à effectuer une attente réseau selon la séquence de cellules de la qualité de canal dans le premier ensemble de cellules allant de haute à basse.
PCT/CN2021/119642 2020-12-02 2021-09-22 Procédé de sélection préférentielle d'une cellule endc, dispositif terminal et support de stockage Ceased WO2022116651A1 (fr)

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