WO2019084816A1 - Procédé et dispositif permettant à un terminal de sélectionner une ressource, et support de stockage informatique - Google Patents

Procédé et dispositif permettant à un terminal de sélectionner une ressource, et support de stockage informatique Download PDF

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Publication number
WO2019084816A1
WO2019084816A1 PCT/CN2017/108733 CN2017108733W WO2019084816A1 WO 2019084816 A1 WO2019084816 A1 WO 2019084816A1 CN 2017108733 W CN2017108733 W CN 2017108733W WO 2019084816 A1 WO2019084816 A1 WO 2019084816A1
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WIPO (PCT)
Prior art keywords
resource
terminal
selection
resource selection
result
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PCT/CN2017/108733
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English (en)
Chinese (zh)
Inventor
唐海
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Oppo广东移动通信有限公司
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.)
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Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to PCT/CN2017/108733 priority Critical patent/WO2019084816A1/fr
Priority to CN201780048194.4A priority patent/CN109565793B/zh
Publication of WO2019084816A1 publication Critical patent/WO2019084816A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/02—Selection of wireless resources by user or terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/543—Allocation or scheduling criteria for wireless resources based on quality criteria based on requested quality, e.g. QoS

Definitions

  • the present invention relates to a vehicle networking technology in the field of mobile communications, and in particular, to a method and apparatus for selecting resources by a terminal, and a computer storage medium.
  • the vehicle networking system adopts a Long Term Evolution (LTE)-to-device (D2D, Device to Device) side-link (SL, Sidelink) transmission technology, and the communication data is received by the base station in a conventional LTE system or Different ways of sending, the vehicle networking system uses the terminal-to-terminal direct communication method, so it has higher spectral efficiency and lower transmission delay.
  • LTE Long Term Evolution
  • D2D Device to Device
  • SL Sidelink
  • V2X Vehicle-to-Everything
  • mode 3 the transmission resources of the terminal are allocated by the base station.
  • mode 4 the terminal determines the transmission resource by means of sensing + reservation.
  • the terminal performs resource selection in the selection window of [n+T1, n+T2] milliseconds based on the interception result, where n is the current time.
  • the evolved V2x (eV2x) is extended to low-latency services.
  • T2 the minimum value of T2 is 20, which means that the service delay standard that the current system can support is 20ms.
  • the delay is 10ms or even 5ms, which requires lowering the value of T2, which may result in a smaller interval between T1 and T2, resulting in fewer selectable resources or even selection of available resources.
  • an embodiment of the present invention provides a method for a terminal to select a resource. And devices, computer storage media.
  • the physical layer of the terminal performs resource sensing in the listening window, and performs resource selection in the selection window according to the value of the at least one T2 based on the listening result, wherein the time range corresponding to the selection window is [n+T1, n +T2], where n is the current time and T2 is greater than T1;
  • the physical layer of the terminal sends a resource selection result to a Media Access Control (MAC) layer.
  • MAC Media Access Control
  • the selecting according to the value of the at least one T2, the resource selection in the selection window, including:
  • the physical layer of the terminal selects a value of T2 within a preset range based on a current delay requirement of each service
  • the physical layer of the terminal performs resource selection in the selection window according to the value of the selected T2 based on the interception result.
  • the physical layer of the terminal sends the resource selection result to the MAC layer, including:
  • the physical layer of the terminal sends the resource selection result that meets the preset condition to the MAC layer.
  • the method further includes:
  • the sounding result is performed in the selection window according to the value of the at least one T2, and the method further includes:
  • the physical layer of the terminal reselects the value of T2 within a preset range
  • the physical layer of the terminal performs resource selection in the selection window according to the value of the reselected T2 based on the interception result.
  • the physical layer of the terminal determines whether the resource selection result meets a preset condition, and includes:
  • the physical layer of the terminal determines, according to the resource selection result, whether the number of the selected resources is greater than or equal to a preset threshold
  • the determining whether the number of the selected resources is greater than or equal to a preset threshold includes:
  • the physical layer of the terminal reselects the value of T2 within a preset range, including:
  • the physical layer of the terminal removes the minimum delay requirement from the current delay requirement of each service, and reselects the value of T2 within the preset range based on all delay requirements remaining after removing the minimum delay requirement.
  • the method further includes:
  • the first indication information is sent to the MAC layer, where the first indication information is used to indicate the resource that meets the preset condition. Select the value of T2 used for the result.
  • the method further includes:
  • the The MAC layer sends the second indication information, where the second indication information is used to indicate that the resource selection fails.
  • a resource listening unit configured to perform resource sensing in a listening window through a physical layer
  • the resource selection unit is configured to perform resource selection in the selection window according to the value of the at least one T2 based on the interception result by the physical layer, where the time range corresponding to the selection window is [n+T1, n+T2], where n is At the current moment, T2 is greater than T1;
  • the resource reporting unit is configured to send the resource selection result to the MAC layer through the physical layer.
  • the resource selection unit includes:
  • the first selection subunit is configured to select a value of T2 within a preset range based on a current delay requirement of each service;
  • the second selection subunit is configured to perform resource selection in the selection window according to the selected T2 value based on the interception result.
  • the resource reporting unit includes:
  • a determining subunit configured to determine whether the resource selection result meets a preset condition
  • the reporting subunit is configured to send, to the MAC layer, the resource selection result that meets a preset condition, if the resource selection result satisfies a preset condition.
  • the resource reporting unit includes:
  • a determining subunit configured to determine whether the resource selection result meets a preset condition
  • the resource selection unit includes:
  • a first selection subunit configured to reselect a value of T2 within a preset range
  • the second selection subunit is configured to perform resource selection in the selection window according to the value of the reselected T2 based on the interception result.
  • the determining sub-unit is configured to: determine, according to the resource selection result, whether the number of selected resources is greater than or equal to a preset threshold; if the number of selected resources is greater than or equal to a preset threshold, Determining that the resource selection result satisfies a preset condition; If the number of selected resources is less than a preset threshold, it is determined that the resource selection result does not satisfy the preset condition.
  • the determining subunit is specifically configured to: determine whether the number of selected resources is greater than or equal to 1; or determine the number of selected resources relative to the total number of resources in the selection window. Whether the ratio is greater than or equal to the preset ratio.
  • the first selecting sub-unit is specifically configured to: remove the minimum delay requirement from the current delay requirement of each service, and based on all the delay requirements remaining after removing the minimum delay requirement, Set the value of T2 again within the range.
  • the resource reporting unit is further configured to: when the resource selection result that meets the preset condition is sent to the MAC layer, send the first indication information to the MAC layer, where the first indication information is used. Indicates a value of T2 used by the resource selection result that satisfies the preset condition.
  • the device further includes:
  • the failure result feedback unit is configured to: if the physical layer of the terminal performs resource selection in the selection window according to the value of all T2s in the preset range, and the resource selection result that satisfies the preset condition is not obtained, The MAC layer sends the second indication information, where the second indication information is used to indicate that the resource selection fails.
  • the computer storage medium provided by the embodiment of the present invention has stored thereon computer executable instructions, and the computer executable instructions are implemented by the processor to implement the method for selecting a resource by the terminal.
  • the physical layer of the terminal performs resource sensing in the listening window, and performs resource selection in the selection window according to the value of the at least one T2 based on the interception result, where the selection window corresponds to The time range is [n+T1, n+T2], n is the current time, and T2 is greater than T1; the physical layer of the terminal sends the resource selection result to the MAC layer.
  • the value of the T2 corresponding to the current service is dynamically selected based on the value of the T2 of the multiple selection windows, and the current service is selected to the maximum extent to ensure the current service delay requirement. Available resources.
  • FIG. 1 is a schematic diagram of a scenario of mode 3 in a car network
  • FIG. 2 is a schematic diagram of a scenario of mode 4 in a car network
  • 3 is a schematic diagram of a terminal listening and selecting transmission resources
  • FIG. 4 is a schematic flowchart 1 of a method for a terminal to select a resource according to an embodiment of the present invention
  • FIG. 5 is a second schematic flowchart of a method for a terminal to select a resource according to an embodiment of the present invention
  • FIG. 6 is a first schematic structural diagram of a device for selecting a resource by a terminal according to an embodiment of the present invention
  • FIG. 7 is a second schematic structural diagram of an apparatus for selecting a resource by a terminal according to an embodiment of the present invention.
  • FIG. 8 is a schematic structural diagram of a terminal according to an embodiment of the present invention.
  • the transmission resource of the in-vehicle terminal is allocated by a base station (such as an evolved NodeB (eNB) in LTE). Specifically, the base station transmits the vehicle to the vehicle through a downlink (DL, Down Link). The terminal sends a control message for indicating the Grant resource; then, the vehicle terminal transmits the data on the SL according to the resource allocated by the base station.
  • the base station may allocate a single transmission resource for the vehicle terminal, or may allocate a semi-static transmission resource for the terminal.
  • the vehicle terminal adopts a transmission mode of listening and reservation.
  • vehicle terminal The available transmission resource set is obtained by intercepting in the resource pool, and the vehicle terminal randomly selects one resource from the transmission resource set for data transmission. Since the service in the car network system has periodic characteristics, the vehicle terminal usually adopts a semi-static transmission mode, that is, after the vehicle terminal selects one transmission resource, the resource is continuously used in multiple transmission cycles, thereby reducing the resource weight. The probability of selection and resource conflicts.
  • the vehicle terminal carries information for reserving the next transmission resource in the control information of the current transmission, so that other terminals can determine whether the resource is reserved and used by the vehicle terminal by detecting the control information of the vehicle terminal. The purpose of resource conflicts.
  • FIG. 3 is a schematic diagram of a terminal listening and selecting transmission resources.
  • the terminal selects resources in the selection window of [n+T1, n+T2] milliseconds according to the interception result in the past 1 second (ie, the listening window of [n-1000, n] milliseconds), wherein T1 ⁇ 4; 20 ⁇ T2 ⁇ 100.
  • the process of selecting resources in the selection window by the terminal is as follows:
  • the terminal selects all available resources in the window as a set A, and the terminal performs the following operations on the resources in the set A as follows:
  • the resources of the subframes corresponding to the subframes in the selection window are excluded.
  • the terminal detects a physical SL control channel (PSCCH, Physical Sidelink Control Channel) in the listening window, the reference signal received power (RSRP, Reference Signal Receiving Power) corresponding to the PSCCH is higher than the threshold, and the PSCCH is pre- If there is a resource conflict between the next transmission resource and the data to be sent by the terminal, the user excludes the reserved transmission resource in the set A.
  • PSCCH Physical Sidelink Control Channel
  • RSRP Reference Signal Receiving Power
  • the terminal performs Sidelink Received Signal Strength Indication (S-RSSI) detection on the remaining resources in the set A, and sorts according to the energy level, and the lowest energy is 20% (relative to the set A). Number of resources in the resource) Put in set B.
  • S-RSSI Sidelink Received Signal Strength Indication
  • the terminal selects a resource from the medium probability of the set B for data transmission.
  • the terminal When the terminal selects a resource for transmission, the terminal will continue to use the resource to reserve Cresel times. Each time the data is transmitted, Cresel is decremented by 1. When Cresel is reduced to 0, the terminal randomly generates a [0, 1]. The random number is compared with the parameter probResourceKeep (referred to as P_resKeep). If the random number is greater than P_resKeep, the terminal performs resource reselection. If the random number is less than or equal to P_resKeep, the terminal continues to use the resource and resets Cresel.
  • P_resKeep the parameter probResourceKeep
  • an embodiment of the present invention provides a method for a terminal to select a resource.
  • FIG. 4 is a schematic flowchart 1 of a method for a terminal to select a resource according to an embodiment of the present invention. As shown in FIG. 4, the method for selecting a resource by the terminal includes the following steps:
  • Step 401 The physical layer of the terminal performs resource sensing in the listening window, and performs resource selection in the selection window according to the value of the at least one T2 based on the interception result, where the time range corresponding to the selection window is [n+ T1,n+T2], n is the current time, and T2 is greater than T1.
  • the terminal may be, but is not limited to, an in-vehicle terminal.
  • the protocol layer involved in the terminal side includes at least: a physical layer and a MAC layer, and the physical layer of the terminal directly interacts with the MAC layer in the logical link control layer.
  • the physical layer of the terminal is responsible for performing resource sensing in the listening window, and performing resource selection in the selection window according to the value of the at least one T2 based on the interception result, wherein the time range corresponding to the selection window For [n+T1,n+T2], n is the current time and T2 is greater than T1.
  • the range of values of T2 is [T2(min), T2(max)], where T2(min) is the minimum value that T2 can take, and T2(max) is The maximum value that T2 can take.
  • T2(min) is the minimum value that T2 can take
  • T2(max) is The maximum value that T2 can take.
  • Can The resource selection process is performed by selecting a value of T2 between T2(min) and T2(max).
  • the physical layer of the terminal selects the value of T2 within a preset range based on the current delay requirement of each service. Specifically, the physical layer of the terminal determines the minimum delay requirement from the current delay requirement of each service as the value of T2; the physical layer of the terminal performs the selection window according to the selected T2 value based on the interception result. Resource selection.
  • the physical layer of the terminal selects a resource according to the current service to select a value of T2 that can meet the delay requirement of all services.
  • the current service includes: service 1, service 2, service 3, and service 4, where the delay requirement corresponding to service 1 is 20 ms, the delay requirement corresponding to service 2 is 10 ms, and the delay requirement corresponding to service 3 is 14 ms.
  • T2 (min) of T2 needs to be greater than T1.
  • Step 402 The physical layer of the terminal sends a resource selection result to the medium access control MAC layer.
  • the physical layer of the terminal determines whether the resource selection result meets a preset condition; if the resource selection result satisfies a preset condition, the physical layer of the terminal sends the satisfaction to the MAC layer.
  • the resource selection result of the condition is set.
  • the physical layer of the terminal determines whether the resource selection result meets a preset condition, including:
  • the physical layer of the terminal determines, according to the resource selection result, whether the number of the selected resources is greater than or equal to a preset threshold
  • the physical layer of the terminal determines whether the resource selection result satisfies a preset condition; if it is determined that the resource selection result does not satisfy the preset condition, the sounding result is based on at least one T2 value.
  • Performing resource selection in the selection window further includes: the physical layer of the terminal reselecting the value of T2 within a preset range; and the physical layer of the terminal performs the selection window according to the value of the reselected T2 based on the interception result.
  • the physical layer of the terminal reselects the value of T2 within a preset range, which means that the physical layer of the terminal removes the minimum delay requirement from the current delay requirement of each service, and is based on removing the minimum delay requirement. After all the remaining delay requests, the value of T2 is reselected within the preset range.
  • the current service includes: service 1, service 2, service 3, and service 4, where the delay requirement corresponding to service 1 is 20 ms, the delay requirement corresponding to service 2 is 10 ms, and the delay requirement corresponding to service 3 is 14 ms.
  • each re-selected T2 is greater than the value of the previously selected T2, that is, because the delay requirement of all or more services cannot be met, then the service with stricter delay requirements is excluded, according to The delay of the remaining business requires the selection of a suitable value for T2.
  • the resource selection is stopped, and the resource selection result that meets the preset requirement is reported to the MAC layer; otherwise, the value of the T2 is reselected, and based on the reselection The value of T2 performs the resource selection process.
  • the first indicator information is used to indicate that the preset condition is met, when the physical layer of the terminal sends the resource selection result that meets the preset condition to the MAC layer, and may send the first indication information to the MAC layer.
  • the physical layer of the terminal performs resource selection in the selection window according to the value of all the T2s in the preset range, and the resource selection result that satisfies the preset condition is not obtained, the physical layer sends the result to the MAC layer.
  • the second indication information is used to indicate that the resource selection fails.
  • FIG. 5 is a schematic flowchart 2 of a method for a terminal to select a resource according to an embodiment of the present invention. As shown in FIG. 5, the method for selecting a resource by the terminal includes the following steps:
  • Step 501 The physical layer of the terminal performs resource sensing in the listening window to obtain a listening result.
  • Step 502 The physical layer of the terminal determines a minimum delay requirement based on the current service, as a target delay requirement.
  • Step 503 The physical layer of the terminal determines the value of T2 based on the target delay requirement.
  • Step 504 Determine whether the value of the T2 is outside the [T2(min), T2(max)]. If yes, execute step 509. Otherwise, execute step 505.
  • Step 505 The physical layer of the terminal selects a resource in a selection window corresponding to the value of the T2 based on the interception result to obtain a resource selection result.
  • Step 506 The physical layer of the terminal determines whether the resource selection result meets a preset condition, and is At step 507, if no, step 508 is performed.
  • Step 507 The physical layer of the terminal sends the resource selection result that meets the preset condition to the MAC layer, and indicates to the MAC layer the value of the T2 used by the resource selection result that meets the preset condition, and ends the process. .
  • Step 508 The physical layer of the terminal removes the minimum delay requirement in the current service, and determines the minimum delay requirement again in the remaining delay request. As the target delay requirement, step 504 is performed.
  • Step 509 The physical layer of the terminal indicates to the MAC layer that the resource selection fails.
  • FIG. 6 is a first schematic structural diagram of a device for selecting a resource according to an embodiment of the present invention. As shown in FIG. 6, the device for selecting a resource by the terminal includes:
  • the resource listening unit 601 is configured to perform resource sensing in the listening window through the physical layer
  • the resource selection unit 602 is configured to perform resource selection in the selection window according to the value of the at least one T2 based on the detection result by the physical layer, where the time range corresponding to the selection window is [n+T1, n+T2], n For the current time, T2 is greater than T1;
  • the resource reporting unit 603 is configured to send the resource selection result to the MAC layer through the physical layer.
  • each unit in the apparatus for selecting a resource of the terminal shown in FIG. 6 can be understood by referring to the related description of the method for selecting a resource by the foregoing terminal.
  • the function of each unit in the device for selecting a resource in the terminal shown in FIG. 6 can be realized by a program running on a processor, or can be realized by a specific logic circuit.
  • FIG. 7 is a schematic structural diagram of a device for selecting a resource according to an embodiment of the present invention. As shown in FIG. 7, the device for selecting a resource by the terminal includes:
  • the resource listening unit 701 is configured to perform resource sensing in the listening window through the physical layer
  • the resource selection unit 702 is configured to perform resource selection in the selection window according to the value of the at least one T2 based on the interception result by the physical layer, where the time range corresponding to the selection window is [n+T1, n+T2], n For the current time, T2 is greater than T1;
  • the resource reporting unit 703 is configured to send the resource selection result to the MAC layer through the physical layer.
  • the resource selection unit 702 includes:
  • the first selection subunit 7021 is configured to select a value of T2 within a preset range based on a current delay requirement of each service;
  • the second selection sub-unit 7022 is configured to perform resource selection in the selection window according to the value of the selected T2 based on the interception result.
  • the resource reporting unit 703 includes:
  • the determining subunit 7031 is configured to determine whether the resource selection result meets a preset condition
  • the reporting subunit 7032 is configured to send, to the MAC layer, the resource selection result that meets a preset condition, if the resource selection result satisfies a preset condition.
  • the resource reporting unit 703 includes:
  • the determining subunit 7031 is configured to determine whether the resource selection result meets a preset condition
  • the resource selection unit includes:
  • the first selection subunit 7021 is configured to reselect the value of T2 within a preset range
  • the second selection sub-unit 7022 is configured to perform resource selection in the selection window according to the value of the reselected T2 based on the interception result.
  • the determining sub-unit 7031 is configured to: determine, according to the resource selection result, whether the number of selected resources is greater than or equal to a preset threshold; if the number of selected resources is greater than or equal to a preset threshold And determining that the resource selection result meets a preset condition; if the number of the selected resources is less than a preset threshold, determining that the resource selection result does not satisfy the preset condition.
  • the determining subunit 7031 is configured to: determine whether the number of selected resources is greater than or equal to 1; or determine the number of selected resources relative to the total number of resources in the selection window. Whether the proportion of the ratio is greater than or equal to the preset ratio.
  • the first selection subunit 7021 is specifically configured to: from the current The minimum delay requirement is removed from the delay requirements of each service, and the value of T2 is reselected within the preset range based on all delay requirements remaining after the minimum delay requirement is removed.
  • the resource reporting unit 703 is further configured to send the first indication information to the MAC layer when the resource selection result that meets the preset condition is sent to the MAC layer, where the first indication information is used.
  • the device further includes:
  • the failure result feedback unit 704 is configured to: if the physical layer of the terminal performs resource selection in the selection window according to the value of all T2 in the preset range, the resource selection result that meets the preset condition is not obtained. Sending, to the MAC layer, second indication information, where the second indication information is used to indicate that resource selection fails.
  • each unit in the apparatus for selecting a resource by the terminal shown in FIG. 7 can be understood by referring to the related description of the method for selecting a resource by the foregoing terminal.
  • the functions of the units in the apparatus for selecting resources by the terminal shown in FIG. 7 can be realized by a program running on the processor, or can be realized by a specific logic circuit.
  • the device for selecting a resource by the terminal is implemented in the form of a software function module and sold or used as a separate product, it may also be stored in a computer readable storage medium.
  • the technical solution of the embodiments of the present invention may be embodied in the form of a software product in essence or in the form of a software product stored in a storage medium, including a plurality of instructions.
  • a computer device (which may be a personal computer, server, or network device, etc.) is caused to perform all or part of the methods described in various embodiments of the present invention.
  • the foregoing storage medium includes various media that can store program codes, such as a USB flash drive, a mobile hard disk, a read only memory (ROM), a magnetic disk, or an optical disk.
  • program codes such as a USB flash drive, a mobile hard disk, a read only memory (ROM), a magnetic disk, or an optical disk.
  • an embodiment of the present invention further provides a computer storage medium in which a calculation is stored.
  • the machine executable instruction when the computer executable instruction is executed by the processor, implements the method for selecting the resource by the terminal in the embodiment of the present invention.
  • FIG. 8 is a schematic structural diagram of a terminal according to an embodiment of the present invention.
  • the terminal 80 may include one or more (only one shown) processor 802.
  • the processor 802 may include but is not limited to micro processing.
  • a processing device such as a Micro Controller Unit (MCU) or a Programmable Gate Array (FPGA), a memory 804 for storing data, and a transmission device 806 for communication functions.
  • MCU Micro Controller Unit
  • FPGA Programmable Gate Array
  • FIG. 8 is merely illustrative and does not limit the structure of the above electronic device.
  • terminal 80 may also include more or fewer components than shown in FIG. 8, or have a different configuration than that shown in FIG.
  • the memory 804 can be used to store software programs and modules of the application software, such as program instructions/modules corresponding to the control method of the limited user equipment UE capability in the embodiment of the present invention, and the processor 802 runs the software program stored in the memory 804 and The module, thus performing various functional applications and data processing, implements the above method.
  • Memory 804 can include high speed random access memory, and can also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid state memory.
  • memory 804 can further include memory remotely located relative to processor 802, which can be connected to terminal 80 over a network. Examples of such networks include, but are not limited to, the Internet, intranets, local area networks, mobile communication networks, and combinations thereof.
  • Transmission device 806 is for receiving or transmitting data via a network.
  • the network specific examples described above may include a wireless network provided by a communication provider of the terminal 80.
  • the transmission device 806 includes a Network Interface Controller (NIC) that can be connected to other network devices through a base station to communicate with the Internet.
  • the transmission device 806 can be a radio frequency (RF) module for communicating with the Internet wirelessly.
  • NIC Network Interface Controller
  • RF radio frequency
  • the disclosed method and smart device may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner such as: multiple units or components may be combined, or Can be integrated into another system, or some features can be ignored or not executed.
  • the coupling, or direct coupling, or communication connection of the components shown or discussed may be indirect coupling or communication connection through some interfaces, devices or units, and may be electrical, mechanical or other forms. of.
  • the units described above as separate components may or may not be physically separated, and the components displayed as the unit may or may not be physical units, that is, may be located in one place or 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 of the embodiment.
  • each functional unit in each embodiment of the present invention may be integrated into one second processing unit, or each unit may be separately used as one unit, or two or more units may be integrated into one unit;
  • the above integrated unit can be implemented in the form of hardware or in the form of hardware plus software functional units.

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Abstract

L'invention concerne un procédé et un dispositif permettant à un terminal de sélectionner une ressource, et un support de stockage informatique. Le procédé comprend les étapes suivantes : une couche physique d'un terminal exécute une surveillance de ressource dans une fenêtre de surveillance, et exécute une sélection de ressource dans une fenêtre de sélection sur la base du résultat de surveillance d'après au moins une valeur T2, la plage temporelle correspondant à la fenêtre de sélection étant [n+T1, n+T2], n étant l'instant actuel, et T2 étant supérieure à T1 ; et la couche physique du terminal envoie un résultat de sélection de ressource à une couche MAC.
PCT/CN2017/108733 2017-10-31 2017-10-31 Procédé et dispositif permettant à un terminal de sélectionner une ressource, et support de stockage informatique WO2019084816A1 (fr)

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Application Number Priority Date Filing Date Title
PCT/CN2017/108733 WO2019084816A1 (fr) 2017-10-31 2017-10-31 Procédé et dispositif permettant à un terminal de sélectionner une ressource, et support de stockage informatique
CN201780048194.4A CN109565793B (zh) 2017-10-31 2017-10-31 一种终端选择资源的方法及装置、计算机存储介质

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PCT/CN2017/108733 WO2019084816A1 (fr) 2017-10-31 2017-10-31 Procédé et dispositif permettant à un terminal de sélectionner une ressource, et support de stockage informatique

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WO2019084816A1 true WO2019084816A1 (fr) 2019-05-09

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113518323A (zh) * 2020-04-10 2021-10-19 大唐高鸿数据网络技术股份有限公司 一种资源选择方法及终端
US20230036477A1 (en) * 2021-07-28 2023-02-02 Qualcomm Incorporated Resource availability and reliability reporting for sidelink resource selection

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019148485A1 (fr) * 2018-02-05 2019-08-08 Oppo广东移动通信有限公司 Procédé et appareil de sélection de ressources, et support de stockage informatique
JP7362777B2 (ja) * 2019-05-14 2023-10-17 オッポ広東移動通信有限公司 サイドリンクモニタリング方法とデバイス
CN112118630B (zh) * 2019-06-20 2024-01-05 成都华为技术有限公司 资源分配方法、装置及存储介质
WO2020258632A1 (fr) * 2019-06-26 2020-12-30 Oppo广东移动通信有限公司 Procédé de communication sans fil et dispositif terminal
CN114208319A (zh) * 2019-08-09 2022-03-18 Oppo广东移动通信有限公司 信息传输方法、装置、设备及存储介质
CN114223285A (zh) * 2019-08-16 2022-03-22 华为技术有限公司 一种通信方法及装置
CN113692763B (zh) * 2019-09-30 2023-09-22 Oppo广东移动通信有限公司 一种确定资源选择窗的方法、终端设备及存储介质
CN110856270B (zh) * 2019-11-08 2021-08-10 中国信息通信研究院 一种信道接入侦听方法和终端设备
CN111182639B (zh) * 2020-01-03 2023-04-28 展讯半导体(南京)有限公司 一种传输资源确定方法及相关设备
JP7467609B2 (ja) * 2020-01-03 2024-04-15 オッポ広東移動通信有限公司 車両インターネットシステムにおけるリソース選択方法、装置、端末及び媒体
KR20220137892A (ko) * 2020-02-07 2022-10-12 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 리소스 선택 방법, 장치, 단말기 및 매체
CN114846751A (zh) * 2020-02-07 2022-08-02 Oppo广东移动通信有限公司 一种资源选取方法及终端设备
WO2021168826A1 (fr) * 2020-02-28 2021-09-02 Oppo广东移动通信有限公司 Procédé et appareil d'exclusion de ressource, dispositif et support de stockage
WO2021212483A1 (fr) * 2020-04-24 2021-10-28 华为技术有限公司 Procédé pour déterminer une ressource de liaison latérale, et appareil de communication
EP4274333A4 (fr) * 2021-01-04 2024-02-28 Guangdong Oppo Mobile Telecommunications Corp Ltd Procédé, appareil et dispositif de détermination de ressources, ainsi que support de stockage, puce et produit programme
CN116803160A (zh) * 2021-02-09 2023-09-22 高通股份有限公司 用于具有低发射功率的侧行链路通信的辅助资源预留
WO2023279247A1 (fr) * 2021-07-05 2023-01-12 Oppo广东移动通信有限公司 Procédé et appareil de resélection de ressources, dispositif et support d'enregistrement
CN117616840A (zh) * 2021-07-08 2024-02-27 Oppo广东移动通信有限公司 资源确定方法、装置、设备、介质、芯片、产品及程序
WO2023226040A1 (fr) * 2022-05-27 2023-11-30 Oppo广东移动通信有限公司 Procédé et appareil d'exclusion de ressources, et dispositif, support de stockage et produit-programme

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103813458A (zh) * 2012-11-15 2014-05-21 电信科学技术研究院 一种时隙分配方法及装置
US20170012883A1 (en) * 2015-07-10 2017-01-12 Carnegie Mellon University METHODS AND SYSTEMS for MANAGING NETWORK COMMUNICATIONS TO AND FROM A VEHICLE NETWORK
CN106470485A (zh) * 2015-08-14 2017-03-01 中兴通讯股份有限公司 一种无线资源选择方法及终端设备
CN106488560A (zh) * 2015-09-01 2017-03-08 中兴通讯股份有限公司 一种资源选择方法及装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101414942A (zh) * 2007-10-15 2009-04-22 株式会社Ntt都科摩 一种最小竞争窗口的调整方法及装置
CN108353369B (zh) * 2015-10-23 2020-12-04 瑞典爱立信有限公司 用于自适应发现信号测量定时配置的设备和方法
CN106817775B (zh) * 2015-11-27 2019-09-20 华为技术有限公司 分布式ofdma随机接入方法、ap及sta

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103813458A (zh) * 2012-11-15 2014-05-21 电信科学技术研究院 一种时隙分配方法及装置
US20170012883A1 (en) * 2015-07-10 2017-01-12 Carnegie Mellon University METHODS AND SYSTEMS for MANAGING NETWORK COMMUNICATIONS TO AND FROM A VEHICLE NETWORK
CN106470485A (zh) * 2015-08-14 2017-03-01 中兴通讯股份有限公司 一种无线资源选择方法及终端设备
CN106488560A (zh) * 2015-09-01 2017-03-08 中兴通讯股份有限公司 一种资源选择方法及装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
CATT: "Clarification on Feasibility and Gain of Short TTI in PC5", 3GPP TSG RAN MEETING #77 RP-171854, 4 September 2017 (2017-09-04), XP051668698 *
QUALCOMM INCORPORATED: "Latency Reduction for C-V2X and Relevance of Short TTI", 3GPP TSG RAN MEETING #77 RP-172031, 12 September 2017 (2017-09-12), XP051669252 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113518323A (zh) * 2020-04-10 2021-10-19 大唐高鸿数据网络技术股份有限公司 一种资源选择方法及终端
CN113518323B (zh) * 2020-04-10 2024-01-05 中信科智联科技有限公司 一种资源选择方法及终端
US20230036477A1 (en) * 2021-07-28 2023-02-02 Qualcomm Incorporated Resource availability and reliability reporting for sidelink resource selection
US11902976B2 (en) * 2021-07-28 2024-02-13 Qualcomm Incorporated Resource availability and reliability reporting for sidelink resource selection

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