[go: up one dir, main page]

WO2018137243A1 - Procédé, appareil et système de configuration de ressource de domaine fréquentiel - Google Patents

Procédé, appareil et système de configuration de ressource de domaine fréquentiel Download PDF

Info

Publication number
WO2018137243A1
WO2018137243A1 PCT/CN2017/072750 CN2017072750W WO2018137243A1 WO 2018137243 A1 WO2018137243 A1 WO 2018137243A1 CN 2017072750 W CN2017072750 W CN 2017072750W WO 2018137243 A1 WO2018137243 A1 WO 2018137243A1
Authority
WO
WIPO (PCT)
Prior art keywords
frequency domain
resource
domain resource
terminal
size
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2017/072750
Other languages
English (en)
Chinese (zh)
Inventor
高飞
焦淑蓉
花梦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to PCT/CN2017/072750 priority Critical patent/WO2018137243A1/fr
Priority to CN201780067630.2A priority patent/CN109891991B/zh
Publication of WO2018137243A1 publication Critical patent/WO2018137243A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling

Definitions

  • the present application relates to the field of communications technologies, and in particular, to a frequency domain resource configuration method, apparatus, and system.
  • Enhanced Mobile Broadband is a service that has extremely high demand for frequency domain resources, such as high-definition video, virtual reality/augmented reality and other mobile broadband services; ultra-high reliability and ultra-low latency communication (Ultra-reliable) And Low-latency Communications (uRLLC) is a business that is extremely sensitive to time delay and requires high transmission reliability, such as autonomous driving, industrial automation and so on.
  • the total frequency domain resources include eMBB total frequency domain resources and uRLLC total frequency domain resources.
  • the uRLLC In order to ensure the low-latency and high-reliability transmission of the uRLLC of each user, it is necessary to allocate frequency domain resources for transmitting the uRLLC to each user from the total frequency domain resources of the uRLLC. In general, the uRLLC is unpredictable and non-timing occurs. However, in the prior art, the total frequency domain resource of the uRLLC is fixed. Sometimes the total frequency domain resource of the uRLLC is relatively small, which may cause serious collision or increase the transmission delay of the user; The total frequency domain resources of the uRLLC are relatively large, which will result in waste of resources.
  • the present application provides a frequency domain resource configuration method, apparatus, and system, which are used to avoid user collision, increase transmission delay, and waste of resources.
  • the present application provides a frequency domain resource configuration method, including: receiving, by a terminal, first indication information sent by a network device, where the first indication information indicates a first frequency domain resource; and determining a first target frequency that can be used for uplink service transmission The size of the domain resource; determining, according to the size of the first target frequency domain resource, the second frequency domain resource from the first frequency domain resource, where the size of the second frequency domain resource is equal to the size of the first target frequency domain resource; A domain resource that sends uplink services to network devices.
  • the method for determining, by the terminal, the size of the first target frequency domain resource that is available for the uplink service transmission is: determining, according to the second indication information, that the first target frequency domain resource is large; wherein the second indication information is The terminal receives the information sent by the network device, or the second indication information is stored in the terminal. Or determining a size of the first target frequency domain resource according to the size of the first frequency domain resource.
  • the method for determining, by the terminal, the second frequency domain resource from the first frequency domain resource according to the size of the first target frequency domain resource is: according to the first frequency domain resource, and the first target frequency domain resource a first resource set, where the first resource set includes at least one first sub-resource, the size of each first sub-resource is the same as the size of the first target frequency-domain resource, and the locations of the first sub-resources are different; Determining a first sub-resource from the first set of resources as the second frequency domain resource.
  • the method for determining, by the terminal, the first sub-resource as the second frequency domain resource from the first resource set is: selecting, by using the first resource set, a first sub-resource as the second frequency domain. Resources.
  • the terminal determines, by using the first resource set, that the first target frequency domain resource is the second frequency domain resource, when the uplink service is the first transmission service, the arbitrarily select one from the first resource set.
  • First sub-resource as the first Two-frequency domain resources.
  • the method for determining, by the terminal from the first resource set, that the first sub-resource is the second frequency domain resource is: when the uplink service is a retransmission service, according to the first N times of the uplink service At least one of frequency domain resources that can be used for uplink service transmission, determining, from the first resource set, a first sub-resource is a second frequency domain resource; N is an integer greater than 0.
  • the terminal sends the uplink service to the network device according to the second frequency domain resource, where the terminal sends the uplink service to the network device on the second frequency domain resource.
  • the method for the terminal to send the uplink service to the network device according to the second frequency domain resource is: determining a size of the second target frequency domain resource that is actually used for transmitting the uplink service; and determining, according to the second target frequency domain resource, The size, the third frequency domain resource is determined from the second frequency domain resource; the size of the third frequency domain resource is equal to the size of the second target frequency domain resource; and the uplink service is sent to the network device on the third frequency domain resource.
  • the method for determining, by the terminal, the size of the second target frequency domain resource that is used for transmitting the uplink service is: determining, according to the third indication information, a size of the second target frequency domain resource; wherein, the third indication information Whether the terminal receives the network device, or the third indication information is stored in the terminal; or, according to the size of the first frequency domain resource, determines the size of the second target frequency domain resource; or, according to the size of the second frequency domain resource And determining the size of the second target frequency domain resource.
  • the method for determining, by the terminal, the third frequency domain resource from the second frequency domain resource according to the size of the second target frequency domain resource is: according to the second frequency domain resource, and the second target frequency domain resource a size, the second resource set is determined; the second resource set includes at least one second sub-resource; each second sub-resource has the same size as the second target frequency-domain resource, and each second sub-resource has a different location; Determining, from the second set of resources, a second sub-resource is a third frequency domain resource.
  • the method for determining, by the terminal from the second resource set, that the second sub-resource is the third frequency domain resource is: selecting, by using the second resource set, a second sub-resource as the third frequency domain. Resources.
  • the method for determining, by the terminal from the second resource set, that the second sub-resource is the third-frequency resource is: when the uplink service is the first-transmission service, selecting one of the second resource sets The second sub-resource is used as the third frequency domain resource.
  • the method for determining, by the terminal from the second resource set, that the second target frequency domain resource is the third frequency domain resource is: when the uplink service is a retransmission service, according to the first M transmission of the uplink service At least one of the frequency domain resources actually used for uplink service transmission, determining that a second sub-resource is a third frequency domain resource from the second resource set; M is an integer greater than 0.
  • the receiving, by the terminal, the first indication information sent by the network device is: receiving system information sent by the network device; the system information includes first indication information; or receiving physical layer signaling sent by the network device; Layer signaling includes first indication information.
  • the terminal receives the first indication information sent by the network device, where the terminal receives the first indication information sent by the network device by using the first preset resource.
  • the method further includes: if the terminal does not receive the first indication information on the first preset resource, the terminal sends the uplink service to the network device on the second preset resource.
  • the terminal further receives the first preset resource information that is sent by the network device, and determines the first preset resource according to the first preset resource information, where the first preset resource information includes: frequency domain information of the first preset resource. And time domain information; wherein the time domain information includes start time information and period information.
  • the terminal further receives the second preset resource information sent by the network device, and determines the second preset resource according to the second preset resource information.
  • the application provides a terminal, including: a transceiver and a processor.
  • a transceiver configured to receive first indication information sent by the network device, where the first indication information indicates a first frequency domain resource, and the processor is configured to determine a size of the first target frequency domain resource that is available for uplink service transmission; A size of the target frequency domain resource, the second frequency domain resource is determined from the first frequency domain resource, and the size of the second frequency domain resource is equal to the size of the first target frequency domain resource.
  • the transceiver is further configured to send an uplink service to the network device according to the second frequency domain resource.
  • the method when determining, by the processor, the size of the first target frequency domain resource that is available for the uplink service transmission, the method is specifically configured to: determine, according to the second indication information, a size of the first target frequency domain resource; wherein, the second indication information It is sent by the terminal receiving network device, or the second indication information is stored in the terminal. Or determining a size of the first target frequency domain resource according to the size of the first frequency domain resource.
  • the determining, by the processor, the second frequency domain resource from the first frequency domain resource according to the size of the first target frequency domain resource specifically, according to: the first frequency domain resource, and the first target frequency domain resource a first resource set, where the first resource set includes at least one first sub-resource, the size of each first sub-resource is the same as the size of the first target frequency-domain resource, and the locations of the first sub-resources are different; And determining, from the first set of resources, a first sub-resource as the second frequency domain resource.
  • the processor when determining, by the first resource set, the first sub-resource as the second frequency domain resource, is specifically configured to: arbitrarily select a first sub-resource from the first resource set as the second frequency Domain resource.
  • the processor when determining, by the first resource set, the first target frequency domain resource is the second frequency domain resource, the processor is specifically configured to: when the uplink service is the first transmission service, select any one of the first resource sets. A first sub-resource is used as the second frequency domain resource.
  • the processor when determining, by the first resource set, the first sub-resource is the second frequency domain resource, is specifically configured to: when the uplink service is a retransmission service, according to the first N times of the uplink service At least one of the frequency domain resources that can be used for uplink service transmission, determining, from the first resource set, a first sub-resource is a second frequency domain resource; N is an integer greater than 0.
  • the transceiver when the transceiver sends the uplink service to the network device according to the second frequency domain resource, the transceiver is specifically configured to send the uplink service to the network device on the second frequency domain resource.
  • the processor is further configured to determine a size of the second target frequency domain resource that is actually used for transmitting the uplink service, and determine the third frequency domain from the second frequency domain resource according to the size of the second target frequency domain resource.
  • the resource; the size of the third frequency domain resource is equal to the size of the second target frequency domain resource.
  • the transceiver When the transceiver sends the uplink service to the network device according to the second frequency domain resource, the transceiver is specifically configured to send the uplink service to the network device on the third frequency domain resource.
  • the method is specifically configured to determine, according to the third indication information, a size of the second target frequency domain resource, where the third indication information Whether the terminal receives the network device, or the third indication information is stored in the terminal; or, according to the size of the first frequency domain resource, determines the size of the second target frequency domain resource; or, according to the size of the second frequency domain resource And determining the size of the second target frequency domain resource.
  • the processor determines the third frequency domain resource from the second frequency domain resource according to the size of the second target frequency domain resource
  • the processor is specifically configured to: according to the second frequency domain resource, and the second target frequency domain resource The size of the second resource set;
  • the second resource set includes at least one second sub-resource; each second sub-resource has the same size as the second target frequency-domain resource, and each second sub-resource has a different location; and is determined from the second resource set
  • a second sub-resource is a third frequency domain resource.
  • the processor when determining, by the second resource set, the second sub-resource is the third frequency domain resource, is specifically configured to: arbitrarily select a second sub-resource from the second resource set as the third frequency Domain resource.
  • the processor when determining, by the second resource set, the second sub-resource is the third frequency domain resource, is specifically configured to: when the uplink service is the first-transmission service, select one of the second resource sets.
  • the second sub-resource is used as the third frequency domain resource.
  • the processor when the determining, by the second resource set, the second target frequency domain resource is the third frequency domain resource, the processor is specifically configured to: when the uplink service is a retransmission service, according to the first M times of the uplink service At least one of the frequency domain resources actually used for uplink service transmission at the time of transmission, determining that a second sub-resource is a third frequency domain resource from the second resource set; M is an integer greater than 0.
  • the transceiver when receiving the first indication information sent by the network device, is specifically configured to: receive system information sent by the network device; the system information includes first indication information; or receive physical layer signaling sent by the network device; The physical layer signaling includes the first indication information.
  • the transceiver when receiving the first indication information sent by the network device, is specifically configured to: receive the first indication information sent by the network device on the first preset resource.
  • the transceiver is further configured to: if the terminal does not receive the first indication information on the first preset resource, send the uplink service to the network device on the second preset resource.
  • the transceiver is further configured to receive the first preset resource information sent by the network device.
  • the processor is further configured to determine, according to the first preset resource information, the first preset resource, where the first preset resource information includes: frequency domain information and time domain information of the first preset resource, where the time domain information includes: Start time information and cycle information.
  • the transceiver is further configured to receive second preset resource information sent by the network device.
  • the processor is further configured to determine the second preset resource according to the second preset resource information.
  • the application provides a frequency domain resource configuration system, including: a network device and a terminal provided by the second aspect of the application.
  • the network device is configured to send the first indication information to the terminal.
  • the first frequency domain resource is indicated by the network device to the terminal, the first frequency domain resource is determined by the network device, and may be changed according to the actual network situation, and is no longer fixed. Therefore, the terminal can determine a suitable frequency domain resource for transmitting the uplink service from the variable first frequency domain resource, thereby reducing the collision probability of each terminal uplink service transmission, reducing the delay, and saving network resources.
  • FIG. 1 is a flowchart of a frequency domain resource configuration method according to an embodiment of the present application
  • FIG. 2 is a flowchart of a frequency domain resource configuration method according to an embodiment of the present application
  • FIG. 3 is a schematic structural diagram of a terminal according to an embodiment of the present disclosure.
  • FIG. 4 is a schematic structural diagram of a frequency domain resource configuration system according to an embodiment of the present disclosure.
  • Radio Access Network Also known as a Radio Access Network (RAN) device, it is a device that connects a terminal to a wireless network, and can be a Global System of Mobile communication (GSM) or a code division.
  • Base Transceiver Station (BTS) in Code Division Multiple Access (CDMA) which may also be a base station (NodeB, NB) in Wideband Code Division Multiple Access (WCDMA), or may be An evolved base station (Evolutional Node B, eNB or eNodeB) in a Long Term Evolution (LTE), or a relay station or an access point, or a base station in a 5G network, is not limited herein.
  • GSM Global System of Mobile communication
  • BTS Base Transceiver Station
  • CDMA Code Division Multiple Access
  • NodeB, NB base station
  • WCDMA Wideband Code Division Multiple Access
  • the wireless terminal can be a wireless terminal or a wired terminal.
  • the wireless terminal can be a device that provides voice and/or other service data connectivity to the user, a handheld device with wireless connectivity, or other processing device connected to the wireless modem.
  • the wireless terminal can communicate with one or more core networks via a Radio Access Network (RAN), which can be a mobile terminal, such as a mobile phone (or "cellular" phone) and a computer with a mobile terminal.
  • RAN Radio Access Network
  • it may be a portable, pocket, handheld, computer built-in or in-vehicle mobile device that exchanges language and/or data with a wireless access network.
  • the wireless terminal may also be referred to as a system, a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, and a remote terminal.
  • the access terminal, the user terminal (User Terminal), the user agent (User Agent), and the user device (User Device or User Equipment) are not limited herein.
  • FIG. 1 is a flowchart of a method for configuring a frequency domain resource according to an embodiment of the present disclosure. As shown in FIG. 1 , the method in this embodiment may include:
  • the network device sends the first indication information to the terminal.
  • the frequency domain resource used for the uplink service transmission is notified by the network device to the terminal, that is, the network device sends the first indication information to the terminal, where the first indication information is used to indicate the first frequency domain resource. That is, the first frequency domain resource size and location are indicated, where the first frequency domain resource refers to the total frequency domain resource that all terminals can use for the uplink service transmission, and the uplink service may be, for example, uRLLC, or the uplink service may also be Services that are free of uplink scheduling do not exclude other services.
  • the terminal receives the first indication information sent by the network device.
  • the network device sends the first indication information to the terminal, where the network device periodically sends the first indication information to the terminal, and/or the network device sends the terminal to the terminal after determining that the first frequency domain resource is updated. Send the first indication message.
  • the terminal determines a size of the first target frequency domain resource that is available for uplink service transmission.
  • the terminal may determine the size of the frequency domain resource that the terminal can use for uplink service transmission, where the size of the frequency domain resource is referred to as the size of the first target frequency domain resource.
  • the terminal determines, according to the size of the first target frequency domain resource, the second frequency domain resource from the first frequency domain resource.
  • the terminal determines, according to the size of the first target frequency domain resource, the second frequency domain resource from the first frequency domain resource, where the size of the second frequency domain resource is equal to the size of the first target frequency domain resource,
  • the second frequency domain resource belongs to the first frequency domain resource.
  • the second frequency domain resource is, for example, allocated to the terminal in the first frequency domain resource for uplink service transmission. Allocate frequency domain resources.
  • the terminal sends an uplink service to the network device according to the second frequency domain resource.
  • the terminal after determining the second frequency domain resource, the terminal sends an uplink service to the network device according to the second frequency domain resource.
  • a possible implementation manner of the S104 is that the terminal uses the second frequency domain resource for the terminal to send the uplink service, that is, the terminal sends the uplink service to the network device on the second frequency domain resource.
  • a feasible implementation manner of the S104 is: the terminal determines the frequency domain resource that the terminal actually uses for the uplink service transmission from the second frequency domain resource. For the specific implementation process, refer to the related description in the following embodiments. No longer. The terminal then transmits data to the network device on the frequency domain resource that is actually used for uplink traffic transmission.
  • the frequency domain resource actually used for uplink service transmission belongs to the second frequency domain resource (which may be part of the second frequency domain resource, or may be all second frequency domain resources).
  • the first frequency domain resource is indicated by the network device to the terminal, the first frequency domain resource is determined by the network device, and may be changed according to the actual network situation, and is no longer fixed.
  • the terminal can determine a suitable frequency domain resource for transmitting the uplink service from the variable first frequency domain resource, thereby reducing the collision probability of each terminal uplink service transmission, reducing the delay, and saving network resources.
  • a feasible implementation manner of the foregoing S102 is: the terminal determines, according to the second indication information, a size of the first target frequency domain resource.
  • the second indication information is used to indicate the correspondence between the size of each uplink service and the size of each of the first target frequency domain resources, and the terminal determines, according to the size of the uplink service sent in S104 and the corresponding relationship indicated by the second indication information.
  • the size of the uplink service corresponds to the size of the first target frequency domain resource.
  • the correspondence between the size of each uplink service and the size of each first target frequency domain resource may be stored in a terminal in a form of a table.
  • the second indication information is used to indicate a correspondence between each time delay requirement (for example, the time length of the allowable delay) and the size of each first target frequency domain resource, and the terminal according to the current delay requirement for sending the uplink service and the Corresponding relationship indicated by the second indication information, determining a size of the first target frequency domain resource corresponding to the current delay requirement of the uplink service.
  • the correspondence between each time delay requirement and the size of each first target frequency domain resource may be stored in a terminal in a form of a table.
  • the second indication information is used to indicate the size of the first target frequency domain resource.
  • the second indication information may be sent by the terminal receiving network device.
  • the second indication information may be stored in the terminal, for example, the second indication information is stored in the terminal as specified in a communication protocol between the terminal and the network device.
  • a feasible implementation manner of the foregoing S102 is: determining, by the terminal, the size of the first target frequency domain resource according to the size of the first frequency domain resource.
  • the terminal determines, according to the size of the first frequency domain resource, the size of a frequency domain resource from the first set as the size of the first target frequency domain resource, where the first set includes the size of at least one frequency domain resource, and each frequency The size of the domain resources is different.
  • the first set is, for example, ⁇ 1 RB, 2 RB, 4 RB, 8 RB, .... kRB ⁇ . Other multiples are not excluded, and other possible set forms are not excluded.
  • the first set may be specified in a communication protocol or sent by the network device to the terminal.
  • the terminal may further determine, according to at least one of a physical cell identifier, a terminal identifier, a current subframe number, and a current slot number, a size of the frequency domain resource as the first target frequency.
  • the size of the domain resource may also be the first according to the current uplink service size and the current delay requirement.
  • the size of one frequency domain resource is determined in the set as the size of the first target frequency domain resource.
  • the terminal determines the first set according to the size of the first frequency domain resource, and then the terminal determines the size of one frequency domain resource from the first set as the first target frequency according to the current uplink service size and the current delay requirement.
  • the size of the domain resource is the largest resource.
  • the terminal acquires the size of the first target frequency domain resource according to the size of the first frequency domain resource and a preset formula, and the preset formula is, for example, the size of the first frequency domain resource multiplied by the value obtained by the first coefficient, and then rounded up.
  • the first coefficient is a number less than 1 and greater than 0; the size of the first frequency domain resource is substituted into a preset formula, and the obtained value is the size of the first target frequency domain resource.
  • a possible implementation manner of the S103 is: determining, by the terminal, the second frequency domain resource from the first frequency domain resource according to the size of the first target frequency domain resource and a preset rule.
  • the terminal may further determine the second frequency domain resource from the first frequency domain resource according to at least one of a physical cell identifier, a terminal identifier, a current subframe number, and a current slot number.
  • the terminal may further determine the second frequency domain resource from the first frequency domain resource according to the current uplink service size or the current delay requirement.
  • a possible implementation manner of the S103 is: determining, by the terminal, the first resource set according to the first frequency domain resource and the size of the first target frequency domain resource, where the first resource set is Include at least one first sub-resource, the size of each first sub-resource is the same as the size of the first target frequency-domain resource, and the location of each first sub-resource is different; and the terminal is from the first resource A first sub-resource is determined in the set as the second frequency domain resource.
  • Each of the first sub-resources belongs to the first frequency domain resource.
  • the method for determining, by the terminal, the first resource set according to the first frequency domain resource and the size of the first target frequency domain resource is: the terminal is consecutively the first one from the first frequency domain resource.
  • the frequency domain resource of the size of the target frequency domain resource is used as the first sub-resource in the first resource set.
  • the size of the first target frequency domain resource is 5 RBs
  • each first sub-resource in the first resource set is a frequency domain resource of each consecutive 5 RB in the first frequency domain resource. It should be noted that the embodiment is not limited thereto.
  • the first feasible implementation manner of determining, by the terminal, a first sub-resource from the first resource set as the second frequency domain resource is that the terminal randomly selects one from the first resource set.
  • the first sub-resource is used as the second frequency domain resource.
  • the terminal arbitrarily selects a first sub-resource from the first resource set as the second frequency domain resource.
  • the second feasible implementation manner of determining, by the terminal, a first sub-resource as the second frequency domain resource from the first resource set is: when the uplink service is a first-transmission service, the terminal is Any one of the first resource sets is arbitrarily selected as the second frequency domain resource.
  • the third feasible implementation manner of determining, by the terminal, a first sub-resource as the second frequency domain resource from the first resource set is: when the uplink service is a retransmission service, according to the Determining, by the first resource set, at least one of the frequency domain resources available for the uplink service transmission, and determining, by the first resource set, a first sub-resource as the second frequency domain resource; N is an integer greater than zero.
  • the second frequency domain resource obtained in this embodiment is not completely the same as the at least one of the frequency domain resources available for uplink service transmission in the first N times of transmission; thus, the first uplink service and the retransmission uplink service can be enabled. Obtain a frequency grading gain.
  • FIG. 2 is a flowchart of a method for configuring a frequency domain resource according to an embodiment of the present disclosure. As shown in FIG. 2, the method in this embodiment may include:
  • the network device sends the first indication information to the terminal.
  • the terminal determines a size of the first target frequency domain resource that can be used for uplink service transmission.
  • the terminal determines, according to the size of the first target frequency domain resource, the second frequency domain resource from the first frequency domain resource.
  • the terminal determines a size of a second target frequency domain resource that is actually used for transmitting an uplink service.
  • the terminal after determining the second frequency domain resource, the terminal needs to determine the frequency domain resource that is actually used for the uplink service transmission from the second frequency domain resource. Therefore, the terminal in this embodiment can determine the size of the frequency domain resource that the terminal actually uses for the uplink service transmission, where the size of the frequency domain resource is referred to as the size of the second target frequency domain resource.
  • the terminal determines, according to the size of the second target frequency domain resource, the third frequency domain resource from the second frequency domain resource.
  • the terminal determines, according to the size of the second target frequency domain resource, a third frequency domain resource from the second frequency domain resource, where the size of the third frequency domain resource is equal to the size of the second target frequency domain resource.
  • the third frequency domain resource belongs to the second frequency domain resource.
  • the third frequency domain resource is, for example, a transmission frequency domain resource that is actually used by the terminal for uplink service transmission in the second frequency domain resource.
  • the terminal sends an uplink service to the network device on the third frequency domain resource.
  • the terminal sends an uplink service to the network device on the third frequency domain resource, where the third frequency domain resource belongs to the second frequency domain resource, and the third frequency domain resource may be part of the frequency domain resource of the second frequency domain resource. It can also be all of the second frequency domain resources.
  • the first feasible implementation manner of the foregoing S204 is: the terminal determines, according to the third indication information, a size of the second target frequency domain resource.
  • the third indication information is used to indicate the correspondence between the size of each uplink service and the size of each of the second target frequency domain resources, and the terminal determines, according to the size of the uplink service sent in S206 and the corresponding relationship indicated by the third indication information.
  • the size of the uplink service corresponds to the size of the second target frequency domain resource.
  • the correspondence between the size of each uplink service and the size of each second target frequency domain resource may be stored in a terminal in a form of a table.
  • the third indication information is used to indicate a correspondence between each time delay requirement (for example, the time length of the allowable delay) and the size of each second target frequency domain resource, and the terminal according to the current delay requirement for sending the uplink service and the The corresponding relationship indicated by the third indication information determines a size of the second target frequency domain resource corresponding to the current delay requirement of the uplink service.
  • the correspondence between each time delay requirement and the size of each second target frequency domain resource may be stored in a terminal in a form of a table.
  • the third indication information is used to indicate the size of the second target frequency domain resource.
  • the third indication information may be sent by the terminal receiving network device.
  • the third indication leader may be stored in the terminal, for example, the third indication information is specified in a communication protocol between the terminal and the network device and stored in the terminal.
  • the second feasible implementation manner of the foregoing S204 is: determining, by the terminal, the size of the second target frequency domain resource according to the size of the first frequency domain resource or the size of the second frequency domain resource. .
  • the terminal determines, according to the size of the first frequency domain resource or the size of the second frequency domain resource, the size of one frequency domain resource as the size of the second target frequency domain resource, where the first set includes at least one type
  • the size of the frequency domain resource, the size of each frequency domain resource is different, and the second set is, for example, ⁇ 1 RB, 2 RB, 4 RB, 8 RB, . . . kRB ⁇ , and does not exclude other multiple relationships, and does not exclude other possible collection forms.
  • the second set may be specified in a communication protocol or sent by the network device to the terminal.
  • the terminal may further be based on the physical cell identifier, the terminal identifier, At least one of the current subframe number, the current slot number, and the like, the size of one frequency domain resource is determined from the second set as the size of the second target frequency domain resource.
  • the terminal may further determine, according to the current uplink service size and the current delay requirement, the size of one frequency domain resource from the second set as the size of the second target frequency domain resource.
  • the terminal determines the second set according to the size of the first frequency domain resource or the size of the second frequency domain resource, and then the terminal determines a frequency domain from the second set according to the current uplink service size and the current delay requirement.
  • the size of the resource is the size of the second target frequency domain resource.
  • the terminal acquires the size of the second target frequency domain resource according to the size of the first frequency domain resource or the size of the second frequency domain resource, and a preset formula, where the preset formula is, for example, the size of the first frequency domain resource multiplied by The value obtained by a coefficient is further rounded, and the second coefficient is a number less than 1 and greater than 0; the size of the first frequency domain resource is substituted into a preset formula, and the obtained value is the size of the second target frequency domain resource.
  • the preset formula is, for example, the size of the second frequency domain resource multiplied by the value obtained by the third coefficient, and the third coefficient is a number less than 1 and greater than 0; and the size of the second frequency domain resource is substituted into the preset formula.
  • the value obtained is the size of the second target frequency domain resource.
  • a possible implementation manner of the S205 is: determining, by the terminal, the third frequency domain resource from the second frequency domain resource according to the size of the second target frequency domain resource and the preset rule.
  • the terminal may further determine the third frequency domain resource from the second frequency domain resource according to at least one of a physical cell identifier, a terminal identifier, a current subframe number, and a current slot number.
  • the terminal may further determine the third frequency domain resource from the second frequency domain resource according to the current uplink service size or the current delay requirement.
  • a possible implementation manner of the S205 is: determining, by the terminal, the second resource set according to the second frequency domain resource and the size of the second target frequency domain resource, where the second resource set includes at least a second sub-resource, the size of each second sub-resource is the same as the size of the second target frequency-domain resource, and the location of each second sub-resource is different; and the terminal is from the second resource set Determining a second sub-resource as the third frequency domain resource.
  • Each of the second sub-resources belongs to the second frequency domain resource.
  • the method for determining, by the terminal, the second resource set according to the second frequency domain resource and the size of the second target frequency domain resource is: the terminal is consecutively second from the second frequency domain resource.
  • the frequency domain resource of the size of the target frequency domain resource is used as the second sub-resource in the second resource set.
  • the size of the second target frequency domain resource is 2 RB
  • each second sub-resource in the second resource set is a frequency domain resource of each consecutive 2 RB in the second frequency domain resource. It should be noted that the embodiment is not limited thereto.
  • the first feasible implementation manner of determining, by the terminal, a second sub-resource from the second resource set as the third frequency domain resource is that the terminal randomly selects one from the second resource set.
  • the second sub-resource is used as the third frequency domain resource.
  • the terminal arbitrarily selects a second sub-resource from the second resource set as the third frequency domain resource.
  • the second feasible implementation manner of determining, by the terminal, a second sub-resource from the second resource set as the third frequency domain resource is: when the uplink service is a first-transmission service, the terminal Any one of the second resource sets is arbitrarily selected as the third frequency domain resource.
  • the third feasible implementation manner of determining, by the terminal, a second sub-resource from the second resource set as the third frequency domain resource is: when the uplink service is a retransmission service, according to the At least one of the frequency domain resources actually used for the uplink service transmission when the first M times of the uplink service is sent, and determining, by the second resource set, a second sub-resource is the third frequency domain resource; M is an integer greater than zero.
  • the third frequency domain resource obtained in this embodiment is not completely the same as the at least one of the frequency domain resources actually used for uplink service transmission when the previous M times are sent; In this way, the first-level uplink service and the re-transmitted uplink service can obtain the frequency grading gain.
  • the first frequency domain resource is determined by the network device, and may be changed according to the actual network situation, and is no longer fixed.
  • the terminal may determine a suitable frequency domain resource that can be used for uplink service transmission from the variable first frequency domain resource, and then determine a frequency domain resource that is actually used for uplink service transmission, thereby reducing uplink service transmission of each terminal.
  • the collision probability of time reduces the delay and saves network resources.
  • a feasible implementation manner of S101 or S201 is: the network device sends system information to the terminal.
  • the terminal receives system information sent by the network device, where the system information includes the foregoing first indication information.
  • the network device sends a paging message to the terminal, where the paging message is used to indicate that the system information is changed, and after receiving the paging message, the terminal re-receives according to the paging message.
  • System information sent by the network device is:
  • a feasible implementation manner of S101 or S201 is: the network device sends physical layer signaling to the terminal.
  • the terminal receives the physical layer signaling sent by the network device, where the physical layer signaling includes the first indication information, and the physical layer signaling is, for example, Radio Resource Control (RRC) signaling.
  • RRC Radio Resource Control
  • a feasible implementation manner of the S101 or the S201 is: the network device sends the first indication information to the terminal on the first preset resource.
  • the terminal receives the first indication information sent by the network device on the first preset resource.
  • the terminal sends the uplink service to the network device on the second preset resource;
  • the domain resource is changed.
  • the first frequency domain resource before the change may be allocated to the uplink service except the uplink service. If the terminal still sends the uplink service according to the first frequency domain resource before the change,
  • the terminal of the present embodiment transmits the uplink service to the network device on the second preset resource. In this way, when the terminal fails to acquire the first frequency domain resource, the uplink service can still be sent without interfering with other uplink services.
  • the foregoing first preset resource is determined by the terminal according to the first preset resource information, where the first preset resource information includes: frequency domain information and time domain information of the first preset resource.
  • the time domain information includes: start time information and period information.
  • the first preset resource information may be specified in a communication protocol, or may be sent by the network device to the terminal.
  • the foregoing second preset resource is determined by the terminal according to the second preset resource information, where the second preset resource information includes: frequency domain information and time domain information of the second preset resource.
  • the second preset resource information may be specified in a communication protocol, or may be sent by the network device to the terminal.
  • FIG. 3 is a schematic structural diagram of a terminal according to an embodiment of the present disclosure.
  • the terminal 10 of this embodiment may include: a transceiver 11 and a processor 12, where the transceiver 11 is configured to receive a network.
  • the processor 12 is configured to determine a size of a first target frequency domain resource that is available for uplink service transmission, and determine a second frequency from the first frequency domain resource according to the size of the first target frequency domain resource.
  • the transceiver 11 is further configured to send the uplink service to the network device according to the second frequency domain resource.
  • the processor 12 is configured to: determine, according to the second indication information, a size of the first target frequency domain resource, when determining a size of the first target frequency domain resource that is available for the uplink service transmission;
  • the second indication information is sent by the terminal to the network device, or the second indication information is stored in the terminal; Or determining a size of the first target frequency domain resource according to the size of the first frequency domain resource.
  • the sizes of the resources are the same, and the locations of the respective first sub-resources are different; and a first sub-resource is determined from the first set of resources as the second frequency-domain resource.
  • the processor 12 when determining, by the first resource group, the first sub-resource as the second frequency domain resource, the processor 12 is specifically configured to: arbitrarily select one from the first resource set.
  • the first sub-resource is used as the second frequency domain resource.
  • the processor 12 when determining, by the first resource set, the first target frequency domain resource is the second frequency domain resource, the processor 12 is specifically configured to: when the uplink service is a first transmission service, And selecting, by the first resource set, a first sub-resource as the second frequency domain resource.
  • the processor 12 when determining, by the first resource set, the first sub-resource is the second frequency domain resource, the processor 12 is specifically configured to: when the uplink service is a retransmission service, Determining, from the first resource set, a first sub-resource as the second frequency domain resource, according to at least one of a frequency domain resource that is available for uplink service transmission in a first N times of the uplink service
  • the N is an integer greater than zero.
  • the transceiver when the transceiver sends the uplink service to the network device according to the second frequency domain resource, the transceiver is specifically configured to: send, to the network device, the second frequency domain resource.
  • the uplink service when the transceiver sends the uplink service to the network device according to the second frequency domain resource, the transceiver is specifically configured to: send, to the network device, the second frequency domain resource.
  • the uplink service when the transceiver sends the uplink service to the network device according to the second frequency domain resource.
  • the processor 12 is further configured to determine a size of a second target frequency domain resource that is actually used for transmitting an uplink service, and from the second frequency domain according to the size of the second target frequency domain resource.
  • the third frequency domain resource is determined in the resource; the size of the third frequency domain resource is equal to the size of the second target frequency domain resource.
  • the transceiver 11 is configured to send the uplink service to the network device on the third frequency domain resource when the uplink service is sent to the network device according to the second frequency domain resource. .
  • the method is specifically configured to: determine, according to the third indication information sent by the network device, the second target frequency domain resource. Or determining, according to the size of the first frequency domain resource, a size of the second target frequency domain resource; or determining, according to the size of the second frequency domain resource, the second target frequency domain resource the size of.
  • the processor 12 determines the third frequency domain resource from the second frequency domain resource according to the size of the second target frequency domain resource
  • the processor 12 is specifically configured to: according to the second frequency domain a resource, and a size of the second target frequency domain resource, determining a second resource set; the second resource set includes at least one second sub-resource; a size of each second sub-resource and the second target frequency
  • the size of the domain resources is the same, and the locations of the second sub-resources are different; and determining a second sub-resource from the second resource set is the third frequency domain resource.
  • the processor 12 when determining, by the second resource set, the second sub-resource is the third frequency domain resource, the processor 12 is specifically configured to: arbitrarily select one from the second resource set.
  • the second sub-resource is used as the third frequency domain resource.
  • the processor 12 when determining, by the second resource set, that the second sub-resource is the third frequency domain resource, the processor 12 is specifically configured to: when the uplink service is a first-time service, Any one of the second resource sets is arbitrarily selected as the third frequency domain resource.
  • the processor 12 determines, according to the second resource set, a second target frequency domain resource.
  • the third frequency domain resource is specifically used to: when the uplink service is a retransmission service, according to at least one of frequency domain resources actually used for uplink service transmission in the first M transmissions of the uplink service, Determining, from the second set of resources, a second sub-resource is the third frequency domain resource; the M is an integer greater than 0.
  • the transceiver 11 when receiving the first indication information sent by the network device, is specifically configured to: receive system information sent by the network device; the system information includes the first indication information; or, receive Physical layer signaling sent by the network device; the physical layer signaling includes the first indication information.
  • the transceiver 11 when receiving the first indication information sent by the network device, is specifically configured to: receive, by using the first preset resource, the first indication information sent by the network device.
  • the transceiver 11 is further configured to: if the terminal does not receive the first indication information on the first preset resource, send the uplink service to the network device on the second preset resource.
  • the transceiver 11 is further configured to receive first preset resource information sent by the network device.
  • the processor 12 is further configured to determine the first preset resource according to the first preset resource information, where the first preset resource information includes: frequency domain information and time of the first preset resource Domain information; wherein the time domain information includes start time information and period information.
  • the transceiver 11 is further configured to receive second preset resource information sent by the network device.
  • the processor 12 is further configured to determine the second preset resource according to the second preset resource information.
  • the transceiver 11 may be a device, and the transceiver 11 may also include a transmitter and a receiver, and the transmitter and the receiver are integrated to form the transceiver 11.
  • the processor 12 described above may be a general purpose processor (CPU), a digital signal processor (DSP), an application specific integrated circuit (ASIC), an off-the-shelf programmable gate array (FPGA) or other programmable logic device, a discrete gate or a transistor logic device. , discrete hardware components, etc.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the terminal in this embodiment may further include a memory 13 for storing program code for executing a frequency domain resource configuration method.
  • the terminal in this embodiment may be used to implement the technical solutions of the foregoing method embodiments, and the implementation principles and technical effects are similar, and details are not described herein again.
  • FIG. 4 is a schematic structural diagram of a frequency domain resource configuration system according to an embodiment of the present invention.
  • the system in this embodiment includes: a terminal 10 and a network device 20, wherein the terminal 10 can adopt the device shown in FIG.
  • the technical solutions of the foregoing method embodiments may be implemented, and the implementation principles and technical effects thereof are similar, and details are not described herein again.
  • the terminal 10 is at least one, and one of them is shown as an example.

Landscapes

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

Abstract

La présente invention concerne un procédé, un appareil et un système de configuration de ressource de domaine fréquentiel, ledit procédé comprenant les étapes suivantes : un terminal reçoit des premières informations d'indication envoyées par un dispositif de réseau, lesdites premières informations d'indication indiquant une première ressource de domaine fréquentiel; déterminer la taille d'une première ressource de domaine fréquentiel cible qui peut être utilisée pour une transmission de service de liaison montante; en fonction de la taille de ladite première ressource de domaine fréquentiel cible, déterminer une deuxième ressource de domaine fréquentiel à partir de la première ressource de domaine fréquentiel, la taille de ladite deuxième ressource de domaine fréquentiel étant égale à la taille de la première ressource de domaine fréquentiel cible; en fonction de la deuxième ressource de domaine fréquentiel, envoyer le service de liaison montante au dispositif de réseau. La première ressource de domaine fréquentiel est indiquée au terminal par le dispositif de réseau, et n'est plus fixe et immuable; par conséquent, le terminal peut déterminer, à partir d'une première ressource de domaine fréquentiel variable, une ressource de domaine fréquentiel appropriée pour envoyer un service de liaison montante; ainsi la probabilité de collision de la transmission de service de liaison montante de chaque terminal est réduite, le retard temporel est réduit, et les ressources de réseau sont économisées.
PCT/CN2017/072750 2017-01-26 2017-01-26 Procédé, appareil et système de configuration de ressource de domaine fréquentiel Ceased WO2018137243A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2017/072750 WO2018137243A1 (fr) 2017-01-26 2017-01-26 Procédé, appareil et système de configuration de ressource de domaine fréquentiel
CN201780067630.2A CN109891991B (zh) 2017-01-26 2017-01-26 频域资源配置方法、装置和系统

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/072750 WO2018137243A1 (fr) 2017-01-26 2017-01-26 Procédé, appareil et système de configuration de ressource de domaine fréquentiel

Publications (1)

Publication Number Publication Date
WO2018137243A1 true WO2018137243A1 (fr) 2018-08-02

Family

ID=62977845

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/072750 Ceased WO2018137243A1 (fr) 2017-01-26 2017-01-26 Procédé, appareil et système de configuration de ressource de domaine fréquentiel

Country Status (2)

Country Link
CN (1) CN109891991B (fr)
WO (1) WO2018137243A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020063311A1 (fr) * 2018-09-28 2020-04-02 维沃移动通信有限公司 Procédé de sélection de ressource et terminal

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117480839A (zh) * 2022-05-27 2024-01-30 北京小米移动软件有限公司 一种通信系统中的资源分配方法/装置/设备及存储介质

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101902817A (zh) * 2009-05-26 2010-12-01 中兴通讯股份有限公司 无线通信系统中上行无线资源调度方法与装置
CN102088775A (zh) * 2009-12-08 2011-06-08 大唐移动通信设备有限公司 竞争资源的分配方法、系统及装置
CN102158932A (zh) * 2010-02-12 2011-08-17 中兴通讯股份有限公司 一种基于竞争的上行发送方法和系统
CN105979597A (zh) * 2016-06-27 2016-09-28 宇龙计算机通信科技(深圳)有限公司 通信资源的分配方法、分配装置、基站和终端

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101902817A (zh) * 2009-05-26 2010-12-01 中兴通讯股份有限公司 无线通信系统中上行无线资源调度方法与装置
CN102088775A (zh) * 2009-12-08 2011-06-08 大唐移动通信设备有限公司 竞争资源的分配方法、系统及装置
CN102158932A (zh) * 2010-02-12 2011-08-17 中兴通讯股份有限公司 一种基于竞争的上行发送方法和系统
CN105979597A (zh) * 2016-06-27 2016-09-28 宇龙计算机通信科技(深圳)有限公司 通信资源的分配方法、分配装置、基站和终端

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020063311A1 (fr) * 2018-09-28 2020-04-02 维沃移动通信有限公司 Procédé de sélection de ressource et terminal
US11979857B2 (en) 2018-09-28 2024-05-07 Vivo Mobile Communication Co., Ltd. Resource selection method and terminal

Also Published As

Publication number Publication date
CN109891991B (zh) 2021-02-09
CN109891991A (zh) 2019-06-14

Similar Documents

Publication Publication Date Title
EP3734847B1 (fr) Procédé de configuration de ressource, appareil de communication et programme informatique
WO2017132995A1 (fr) Procédé et dispositif de transmission de service
CN112272388B (zh) 传输信息的方法和设备
CN109792727B (zh) 通信方法、终端和网络设备
CN109644382B (zh) 下行数据传输方法、装置以及通信系统
EP3565303B1 (fr) Procédé de transmission de paquet de données, et terminal
CN113517972B (zh) 一种资源配置方法、终端设备及网络设备
CN113841448A (zh) Srs传输的方法及装置、网络设备和ue
CN108521320A (zh) 下行反馈信息的传输方法、基站以及终端设备
WO2019051802A1 (fr) Procédé de transmission de données, dispositif de réseau, et dispositif terminal
WO2018126363A1 (fr) Procédé de transmission en liaison montante, terminal, et dispositif réseau
CN115066851B (zh) 时域资源确定方法及装置
CN109152075B (zh) 用于传输数据的方法和设备
US10873430B2 (en) Signal sending method and apparatus
JP2010278565A (ja) 通信システム、通信方法および制御装置
TW202041072A (zh) 通訊方法和終端設備
JP2020503738A (ja) 情報伝送方法、ネットワーク機器及び端末装置
AU2015402804B2 (en) Uplink data packet transmission method, terminal device, base station, and communications system
WO2019157712A1 (fr) Procédé de communication, dispositif de réseau et dispositif terminal
WO2018137243A1 (fr) Procédé, appareil et système de configuration de ressource de domaine fréquentiel
WO2018223872A1 (fr) Procédé de communication et dispositif correspondant
JP2020509637A (ja) 無線通信方法、端末装置とネットワーク装置
CN111107655B (zh) Sr和配置信息传输方法和设备
CN110115062B (zh) 传输信息的方法、终端设备和网络设备
CN113518461B (zh) 数据传输方法及装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17894112

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 17894112

Country of ref document: EP

Kind code of ref document: A1