WO2019127286A1 - Procédé de communication radio, dispositif réseau, et dispositif terminal - Google Patents

Procédé de communication radio, dispositif réseau, et dispositif terminal Download PDF

Info

Publication number
WO2019127286A1
WO2019127286A1 PCT/CN2017/119597 CN2017119597W WO2019127286A1 WO 2019127286 A1 WO2019127286 A1 WO 2019127286A1 CN 2017119597 W CN2017119597 W CN 2017119597W WO 2019127286 A1 WO2019127286 A1 WO 2019127286A1
Authority
WO
WIPO (PCT)
Prior art keywords
rnti
pdcch
carrier
terminal device
scheduling resource
Prior art date
Application number
PCT/CN2017/119597
Other languages
English (en)
Chinese (zh)
Inventor
石聪
Original Assignee
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.)
Filing date
Publication date
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/CN2017/119597 priority Critical patent/WO2019127286A1/fr
Priority to CN201780097288.0A priority patent/CN111512687A/zh
Publication of WO2019127286A1 publication Critical patent/WO2019127286A1/fr

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, and more particularly to a wireless communication method, a network device, and a terminal device.
  • a network device may send a message to a single terminal device for allocating an uplink grant resource to the terminal device, where the terminal device may send uplink data based on the uplink grant resource.
  • NR new radio
  • the network device and the terminal device can communicate through an unlicensed frequency band.
  • the embodiment of the present application provides a wireless communication method and device, which can perform uplink data on an unlicensed frequency band, and can avoid resource waste.
  • a wireless communication method including:
  • the terminal device uses the first radio network temporary identifier RNTI to demodulate the first physical downlink control channel PDCCH received on the carrier of the unlicensed frequency band to obtain the uplink scheduling resource on the carrier of the unlicensed frequency band, where the first The RNTI is an RNTI shared by multiple terminal devices;
  • the terminal device listens to the carrier of the unlicensed frequency band before the time domain location of the uplink scheduling resource;
  • the terminal device uses the uplink scheduling resource to send a second RNTI and uplink data to be transmitted to the network device, where the second RNTI is a cell wireless network of the terminal device. Temporarily identifies the C-RNTI.
  • the method further includes:
  • the uplink scheduling resource is discarded.
  • the terminal device by using the uplink scheduling resource, sends the second RNTI and the to-be-transmitted to the network device.
  • Upstream data including:
  • the second RNTI is multiplexed as the medium access control MAC control unit CE and the uplink data to the uplink scheduling resource for transmission.
  • the method further includes:
  • the second PDCCH is intercepted on the carrier of the unlicensed band to obtain a feedback message sent by the network device for the uplink data.
  • the method further includes:
  • the method further includes:
  • the timer is turned off in the range of the timer duration
  • the method further includes:
  • the method further includes:
  • a wireless communication method including:
  • the network device uses the first radio network temporary identifier RNTI to scramble the first PDCCH, where the first PDCCH is used to indicate an uplink scheduling resource on a carrier of an unlicensed frequency band, where the first RNTI is multiple terminal devices. Shared RNTI;
  • the method further includes:
  • the second PDCCH is sent, and the second PDCCH is used to feed back the obtained uplink data.
  • the method further includes:
  • the second PDCCH is scrambled by using a second RNTI.
  • the method further includes:
  • the network device sends the first indication information to the terminal device, where the first indication information is used to indicate the duration and/or n of the timer, and the timer is used by the terminal device to send on the uplink scheduling resource.
  • the second RNTI and the nth symbol of the uplink data start to listen to a feedback message, where n is an integer greater than or 0.
  • the method further includes:
  • the network device sends the second indication information to the terminal device, where the second indication information is carried in the radio resource control RRC signaling, and includes the first RNTI.
  • a terminal device for performing the method of any of the above first aspect or any of the possible implementations of the first aspect.
  • the terminal device comprises functional modules for performing the method of the first aspect or any of the possible implementations of the first aspect described above.
  • a network device for performing the method of any of the foregoing second aspect or any of the possible implementations of the second aspect.
  • the network device comprises functional modules for performing the method of any of the possible implementations of the second aspect or the second aspect described above.
  • a terminal device including a processor, a memory, and a transceiver.
  • the processor, the memory, and the transceiver communicate with each other through an internal connection path, transmitting control and/or data signals, such that the terminal device performs any of the above first aspect or any possible implementation of the first aspect The method in .
  • a network device including a processor, a memory, and a transceiver.
  • the processor, the memory, and the transceiver communicate with each other through an internal connection path, transmitting control and/or data signals, such that the network device performs any of the second or second aspects of the foregoing possible implementations The method in .
  • a computer readable medium for storing a computer program, the computer program comprising instructions for performing the above method or any possible implementation.
  • a computer program product comprising instructions, when executed on a computer, causes the computer to perform the method of the above method or any possible implementation.
  • the network device uses the first RNTI shared by the multiple terminal devices to scramble the first PDCCH for indicating the uplink scheduling resource on the carrier of the unlicensed band, and the terminal device can utilize the first RNTI.
  • Demodulating the first PDCCH may increase the probability that the uplink scheduling resource is used by the terminal device, and avoid the problem that the single terminal device is not wasted by the transmission when the single terminal device indicates the uplink scheduling resource.
  • FIG. 1 is a schematic diagram of a wireless communication system in accordance with an embodiment of the present application.
  • FIG. 2 is a schematic flowchart of a wireless communication method according to an embodiment of the present application.
  • FIG. 3 is a schematic block diagram of a terminal device according to an embodiment of the present application.
  • FIG. 4 is a schematic block diagram of a network device in accordance with an embodiment of the present application.
  • FIG. 5 is a schematic block diagram of a system chip in accordance with an embodiment of the present application.
  • FIG. 6 is a schematic block diagram of a communication device in accordance with an embodiment of the present application.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • UPD Universal Mobile Telecommunication System
  • WiMAX Worldwide Interoperability for Microwave Access
  • FIG. 1 shows a wireless communication system 100 to which an embodiment of the present application is applied.
  • the wireless communication system 100 can include a network device 110.
  • Network device 100 can be a device that communicates with a terminal device.
  • Network device 100 may provide communication coverage for a particular geographic area and may communicate with terminal devices (e.g., UEs) located within the coverage area.
  • the network device 100 may be a base station (Base Transceiver Station, BTS) in a GSM system or a CDMA system, or may be a base station (NodeB, NB) in a WCDMA system, or may be an evolved base station in an LTE system.
  • BTS Base Transceiver Station
  • NodeB NodeB
  • the network device can be a relay station, an access point, an in-vehicle device, a wearable device, A network side device in a future 5G network or a network device in a publicly available Public Land Mobile Network (PLMN) in the future.
  • PLMN Public Land Mobile Network
  • the wireless communication system 100 also includes at least one terminal device 120 located within the coverage of the network device 110.
  • Terminal device 120 can be mobile or fixed.
  • the terminal device 120 may refer to an access terminal, a user equipment (User Equipment, UE), a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, a mobile device, a user terminal, a terminal, and a wireless communication.
  • the access terminal may be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), with wireless communication.
  • D2D device to device communication
  • D2D device to device
  • the 5G system or network may also be referred to as a New Radio (NR) system or network.
  • NR New Radio
  • FIG. 1 exemplarily shows one network device and two terminal devices.
  • the wireless communication system 100 may include a plurality of network devices and may include other numbers of terminal devices within the coverage of each network device. The application embodiment does not limit this.
  • a terminal device may have one or more antenna array blocks for uplink data transmission, each antenna array block having an independent radio frequency channel.
  • a Demodulation Reference Signal (DMRS) port group corresponds to an antenna array block, and after determining the transmission parameters of an antenna array block, the terminal device can transmit the corresponding DMRS port group on the antenna array block. The data on it.
  • DMRS Demodulation Reference Signal
  • the wireless communication system 100 may further include other network entities, such as a network controller, a mobility management entity, and the like.
  • network entities such as a network controller, a mobility management entity, and the like.
  • system and “network” are used interchangeably herein.
  • the term “and/or” in this context is merely an association describing the associated object, indicating that there may be three relationships, for example, A and / or B, which may indicate that A exists separately, and both A and B exist, respectively. B these three situations.
  • the character "/" in this article generally indicates that the contextual object is an "or" relationship.
  • the terminal device When the terminal device transmits data on the unlicensed spectrum, it needs some requirements, such as (Listen Before Talk, LBT), that is, the terminal device needs to listen to the channel before transmitting the data. If the detected energy is lower than a certain threshold, It is considered that the terminal device can transmit data on the channel.
  • LBT Listen Before Talk
  • the network device may allocate an uplink grant resource to the terminal device, and the terminal device transmits data on the allocated uplink resource.
  • the terminal device may not be able to obtain the transmission activation on the dynamically allocated uplink authorization resource, that is, if the LBT fails, the associated uplink authorization resource may be wasted.
  • the following embodiments provide a wireless communication method and device, which can enable multiple terminals to share the same dynamic scheduling authorization resource, thereby avoiding waste of resources.
  • FIG. 2 is a schematic flowchart of a wireless communication method 200 according to an embodiment of the present application.
  • the method 200 includes at least some of the following.
  • the network device performs scrambling on a first physical downlink control channel (PDCCH) by using a first radio network temporary identifier (RNTI), where the first PDCCH is used to indicate An uplink scheduling resource on a carrier of an unlicensed band, the first RNTI being an RNTI shared by multiple terminal devices.
  • PDCCH physical downlink control channel
  • RNTI radio network temporary identifier
  • the network may use a RNTI shared by multiple terminal devices to scramble a Cyclic Redundancy Check (CRC) of the first PDCCH, where the first PDCCH is used to indicate uplink on a carrier of an unlicensed band.
  • CRC Cyclic Redundancy Check
  • the resource is scheduled, that is, the uplink scheduling resource can be used for uplink transmission by multiple terminal devices.
  • the network device sends the scrambled first PDCCH on the carrier of the unlicensed band.
  • the network device may perform interception on a carrier of an unlicensed frequency band, and send the first PDCCH when the carrier is idle.
  • the time domain location that the network device can use to send the first PDCCH can be fixed, and the network device can perform carrier sensing before the fixed time domain location.
  • the time domain location that can be used to send the first PDCCH may be multiple, and the network device may listen to the multiple time domain locations until the available time domain location is detected.
  • the time domain location of the first PDCCH may not be fixed.
  • the network device may listen to the channel at any time, and when the idle state is detected, the first PDCCH is sent.
  • the terminal device demodulates the first PDCCH received on the carrier of the unlicensed frequency band by using the first RNTI to obtain an uplink scheduling resource on the carrier of the unlicensed frequency band.
  • the terminal device may perform interception on the at least one location to detect whether there is a first PDCCH.
  • the network device sends the second indication information to the multiple terminal devices, where the second indication information is carried in the Radio Resource Control (RRC) signaling, and includes the first RNTI.
  • RRC Radio Resource Control
  • each of the plurality of terminal devices can receive the second indication information that is sent by the network device, where the second indication information is carried in the radio resource control RRC signaling, and includes the first RNTI. Therefore, each terminal device can demodulate the first PDCCH by using the first RNTI.
  • the terminal device listens to the carrier of the unlicensed band before the time domain location of the uplink scheduling resource.
  • the terminal device may determine the uplink scheduling resource from the first PDCCH, and perform carrier on the unlicensed band before the time domain location of the uplink scheduling resource. Listening.
  • the terminal device uses the uplink scheduling resource to send the second RNTI and the uplink data to be transmitted to the network device, where the second RNTI is the temporary wireless network of the terminal device.
  • Identification Cell Radio Network Tempory Identity, RNTI, C-RNTI.
  • the second RNTI and the uplink data to be transmitted may be sent, where the second RNTI may be a C-RNTI, and the terminal may be uniquely identified by the C-RNTI.
  • the device sends the C-RNTI to the network device, which can be used to inform the network device which terminal device the uplink data is from.
  • the terminal device multiplexes the second RNTI as a Media Access Control (MAC) Control Element (CE) and the uplink data to the uplink scheduling resource for transmission.
  • MAC Media Access Control
  • CE Control Element
  • the terminal device discards the uplink scheduling resource.
  • the network device performs signal detection to obtain the second RNTI and the uplink data.
  • the network device may perform signal detection on the uplink scheduling resource to obtain the second RNTI and the uplink data, by using the first PDCCH to indicate that the multiple terminal devices perform uplink data transmission on the uplink scheduling resource.
  • the network device may receive the second RNTI and the uplink data sent by the at least one terminal device.
  • the network device intercepts the carrier of the unlicensed frequency band; when the carrier of the unlicensed frequency band is idle, sends the second PDCCH, where the second PDCCH is used. Feedback is made on the acquired uplink data.
  • the network device needs to provide feedback to the corresponding terminal device, and the network device may listen to the carrier of the unlicensed frequency band, and if idle, may send the used for acquiring the The second PDCCH to which the uplink data is fed back. At this time, the network device may perform scrambling on the second PDCCH by using the acquired second RNTI.
  • the network device can immediately detect the carrier of the unlicensed band after acquiring the second RNTI and the uplink data, and if the carrier is idle, the second PDCCH can be sent. Optionally, if the carrier idle is not detected until a certain time is exceeded, the network device may abandon the sending of the second PDCCH.
  • the network device may also send the second PDCCH within a fixed time range of the uplink scheduling resource, and the network device may use the unlicensed band before the fixed time range or within the fixed time range.
  • the carrier is listening to transmit the second PDCCH within the time range.
  • the second PDCCH may be sent in the time domain location after the uplink scheduling resource, even if the network device does not acquire any uplink data and the second RNTI on the uplink scheduling resource.
  • the second PDCCH is scrambled.
  • the terminal device sends the second RNTI and the nth symbol of the uplink data to the network device by using the uplink scheduling resource, start a timer, where n is an integer greater than or equal to 0;
  • the second PDCCH is intercepted on the carrier of the unlicensed band to obtain a feedback message sent by the network device for the uplink data.
  • the timer can be started at the d+nth symbol.
  • the network device may configure the foregoing n, and the n may also be preset on the terminal device.
  • the terminal device may start the timer immediately after the second RNTI and the uplink data are sent by using the uplink resource, or may start the timer at a time after the uplink scheduling resource, where the timer is started.
  • the network device is configured for the terminal device.
  • the timer is turned off within the duration of the timer. If the second PDCCH carries an Acknowledge (ACK), it is determined that the transmission is successful, and if the second PDCCH carries a Non-Acknowledge (NACK), it is determined that the transmission fails.
  • ACK Acknowledge
  • NACK Non-Acknowledge
  • the terminal device may perform the interception of the first PDCCH to perform data retransmission.
  • the second PDCCH is demodulated by using the second RNTI.
  • the terminal device may also perform descrambling on the second PDCCH by using the first RNTI.
  • the network device may send the first indication information to the terminal device, where the first indication information is used to indicate the duration of the timer. Therefore, the terminal device may receive the first indication information, and obtain the duration of the timer, where the first indication information may be sent through an authorized frequency band or may be sent through an unlicensed frequency band.
  • the network device uses the first RNTI shared by the multiple terminal devices to scramble the first PDCCH for indicating the uplink scheduling resource on the carrier of the unlicensed band, and the terminal device can utilize the first RNTI.
  • Demodulating the first PDCCH may increase the probability that the uplink scheduling resource is used by the terminal device, and avoid the problem that the single terminal device is not wasted by the transmission when the single terminal device indicates the uplink scheduling resource.
  • FIG. 3 is a schematic block diagram of a terminal device 300 according to an embodiment of the present application. As shown in FIG. 3, the terminal device 300 includes a processing unit 310 and a communication unit 320;
  • the processing unit 310 is configured to: demodulate the first physical downlink control channel PDCCH received on the carrier of the unlicensed frequency band by using the first radio network temporary identifier RNTI, to acquire an uplink scheduling resource on the carrier of the unlicensed frequency band,
  • the first RNTI is an RNTI shared by multiple terminal devices;
  • the communication unit 320 is configured to: before the time domain location of the uplink scheduling resource, listen to the carrier of the unlicensed frequency band; when the carrier of the unlicensed frequency band is idle, use the uplink scheduling resource to send the first to the network device Two RNTIs and uplink data to be transmitted, the second RNTI is a cell radio network temporary identifier C-RNTI of the terminal device.
  • the communication unit 320 is further configured to:
  • the uplink scheduling resource is discarded.
  • the communication unit is further configured to:
  • the second RNTI is multiplexed with the uplink data as the medium access control MAC control unit CE and transmitted to the uplink scheduling resource for transmission.
  • the communication unit 320 is further configured to:
  • n is an integer greater than or equal to 0;
  • the second PDCCH is intercepted on the carrier of the unlicensed band to obtain a feedback message sent by the network device for the uplink data.
  • processing unit 310 is further configured to:
  • the communication unit 320 is further configured to:
  • the timer is turned off in the range of the timer duration
  • the communication unit 320 is further configured to:
  • the communication unit 320 is further configured to:
  • terminal device 300 may correspond to the terminal device in the method embodiment of the present application, and the foregoing operations and/or functions of the respective units in the terminal device 300 respectively implement the method shown in FIG. 2 .
  • the corresponding process of the terminal device in 200 is not described here for brevity.
  • FIG. 4 is a schematic block diagram of a network device 400 in accordance with an embodiment of the present application.
  • the network device 400 includes a processing unit 410 and a communication unit 420.
  • the processing unit 410 is configured to: perform scrambling on the first PDCCH by using a first radio network temporary identifier RNTI, where the first PDCCH is used to indicate an uplink scheduling resource on a carrier of an unlicensed frequency band, where the first RNTI is multiple RNTI shared by terminal devices;
  • the communication unit 420 is configured to: send the scrambled first PDCCH on the carrier of the unlicensed frequency band; perform signal detection on the uplink scheduling resource to obtain a second RNTI and uplink data, the second RNTI It is a cell radio network temporary identifier C-RNTI of a single terminal device among the plurality of terminal devices.
  • the communication unit 420 is further configured to:
  • the second PDCCH is sent, and the second PDCCH is used to feed back the obtained uplink data.
  • processing unit 410 is further configured to:
  • the second PDCCH is scrambled by using the second RNTI.
  • the communication unit 420 is further configured to:
  • first indication information is used to indicate a duration and/or a timer of the timer, where the timer is used by the terminal device to send the second RNTI and the uplink data on the uplink scheduling resource.
  • the n symbols start and listen for feedback messages.
  • the communication unit 420 is further configured to:
  • the network device 400 may correspond to the terminal device in the method embodiment of the present application, and the foregoing and other operations and/or functions of the respective units in the network device 400 respectively implement the method shown in FIG. 2 .
  • the corresponding process of the network device in 200 is not described here for brevity.
  • FIG. 5 is a schematic structural diagram of a system chip 600 according to an embodiment of the present application.
  • the system chip 600 of FIG. 5 includes an input interface 601, an output interface 602, the processor 603, and a memory 604 that can be connected by an internal communication connection line.
  • the processor 603 is configured to execute code in the memory 604.
  • the processor 603 when the code is executed, the processor 603 implements a method performed by the terminal device in the method embodiment. For the sake of brevity, it will not be repeated here.
  • the processor 603 when the code is executed, the processor 603 implements a method performed by the network device in the method embodiment. For the sake of brevity, it will not be repeated here.
  • FIG. 6 is a schematic block diagram of a communication device 700 in accordance with an embodiment of the present application.
  • the communication device 700 includes a processor 710 and a memory 720.
  • the memory 720 can store program code, and the processor 710 can execute the program code stored in the memory 720.
  • the communication device 700 can include a transceiver 730 that can control the transceiver 730 to communicate externally.
  • the processor 710 can call the program code stored in the memory 720 to perform the corresponding operations of the terminal device in the method embodiment.
  • the processor 710 can call the program code stored in the memory 720 to perform the corresponding operations of the terminal device in the method embodiment.
  • the processor 710 can call the program code stored in the memory 720 to perform the corresponding operations of the network device in the method embodiment.
  • the processor 710 can call the program code stored in the memory 720 to perform the corresponding operations of the network device in the method embodiment.
  • the processor of the embodiment of the present application may be an integrated circuit chip with signal processing capability.
  • each step of the foregoing method embodiment may be completed by an integrated logic circuit of hardware in a processor or an instruction in a form of software.
  • the processor may be a general-purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), a Field Programmable Gate Array (FPGA), or the like. Programming logic devices, discrete gates or transistor logic devices, discrete hardware components.
  • the methods, steps, and logical block diagrams disclosed in the embodiments of the present application can be implemented or executed.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the steps of the method disclosed in the embodiments of the present application may be directly implemented by the hardware decoding processor, or may be performed by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the memory, and the processor reads the information in the memory and combines the hardware to complete the steps of the above method.
  • the memory in the embodiments of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory may be a read-only memory (ROM), a programmable read only memory (PROM), an erasable programmable read only memory (Erasable PROM, EPROM), or an electric Erase programmable read only memory (EEPROM) or flash memory.
  • the volatile memory can be a Random Access Memory (RAM) that acts as an external cache.
  • RAM Random Access Memory
  • many forms of RAM are available, such as static random access memory (SRAM), dynamic random access memory (DRAM), synchronous dynamic random access memory (Synchronous DRAM).
  • SDRAM Double Data Rate SDRAM
  • DDR SDRAM Double Data Rate SDRAM
  • ESDRAM Enhanced Synchronous Dynamic Random Access Memory
  • SLDRAM Synchronous Connection Dynamic Random Access Memory
  • DR RAM direct memory bus random access memory
  • the disclosed systems, devices, and methods 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 for example, 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 shown or discussed herein may be an indirect coupling or communication connection through some interface, device or unit, and may be electrical, mechanical or otherwise.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the functions may be stored in a computer readable storage medium if implemented in the form of a software functional unit and sold or used as a standalone product.
  • the technical solution of the present application which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including
  • the instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present application.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like. .

Landscapes

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

Abstract

Les modes de réalisation de la présente invention concernent un procédé de communication radio et un dispositif, autorisant des données de liaison montante sur une bande sans licence et empêchant le gaspillage de ressources. Le procédé comprend les étapes suivantes : un dispositif terminal utilise un premier RNTI pour démoduler un PDCCH reçu sur une porteuse d'une bande sans licence de façon à acquérir une ressource de programmation de liaison montante sur la porteuse de la bande sans licence, le premier RNTI étant un RNTI partagé par de multiples dispositifs terminaux; le dispositif terminal écoute la porteuse de la bande autorisée avant la position dans le domaine temporel de la ressource de programmation de liaison montante; lorsque la porteuse de la bande sans licence est inactive, le dispositif terminal utilise la ressource de programmation de liaison montante pour transmettre à un dispositif de réseau un second RNTI et des données de liaison montante à transmettre, le second RNTI étant un C-RNTI du dispositif terminal.
PCT/CN2017/119597 2017-12-28 2017-12-28 Procédé de communication radio, dispositif réseau, et dispositif terminal WO2019127286A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2017/119597 WO2019127286A1 (fr) 2017-12-28 2017-12-28 Procédé de communication radio, dispositif réseau, et dispositif terminal
CN201780097288.0A CN111512687A (zh) 2017-12-28 2017-12-28 无线通信方法、网络设备和终端设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/119597 WO2019127286A1 (fr) 2017-12-28 2017-12-28 Procédé de communication radio, dispositif réseau, et dispositif terminal

Publications (1)

Publication Number Publication Date
WO2019127286A1 true WO2019127286A1 (fr) 2019-07-04

Family

ID=67064368

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/119597 WO2019127286A1 (fr) 2017-12-28 2017-12-28 Procédé de communication radio, dispositif réseau, et dispositif terminal

Country Status (2)

Country Link
CN (1) CN111512687A (fr)
WO (1) WO2019127286A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101384071A (zh) * 2007-09-07 2009-03-11 中兴通讯股份有限公司 非小区专用信道状态下的hs-dsch的传输方法
WO2014081197A1 (fr) * 2012-11-20 2014-05-30 Samsung Electronics Co., Ltd. Procédé pour une programmation de paquet sur la liaison montante, et dispositif correspondant.
CN105592468A (zh) * 2015-12-17 2016-05-18 深圳市金立通信设备有限公司 一种信道检测的控制方法及相关设备、系统
CN105636223A (zh) * 2014-11-06 2016-06-01 电信科学技术研究院 一种上行调度方法、装置及系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3190845B1 (fr) * 2014-09-26 2018-11-14 Huawei Technologies Co., Ltd. Procédé de transmission de signal en liaison montante, et dispositif associé
CN107211441B (zh) * 2015-01-30 2021-07-30 苹果公司 用于许可-辅助的接入的上行调度
CN106160968A (zh) * 2015-03-31 2016-11-23 株式会社日立制作所 非授权频段小区动态指示装置及方法、通信系统及方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101384071A (zh) * 2007-09-07 2009-03-11 中兴通讯股份有限公司 非小区专用信道状态下的hs-dsch的传输方法
WO2014081197A1 (fr) * 2012-11-20 2014-05-30 Samsung Electronics Co., Ltd. Procédé pour une programmation de paquet sur la liaison montante, et dispositif correspondant.
CN105636223A (zh) * 2014-11-06 2016-06-01 电信科学技术研究院 一种上行调度方法、装置及系统
CN105592468A (zh) * 2015-12-17 2016-05-18 深圳市金立通信设备有限公司 一种信道检测的控制方法及相关设备、系统

Also Published As

Publication number Publication date
CN111512687A (zh) 2020-08-07

Similar Documents

Publication Publication Date Title
TWI725139B (zh) 數據傳輸的方法、終端設備及網絡設備
WO2020082304A1 (fr) Procédé de permutation de groupe de ressources, dispositif terminal, et dispositif de réseau
TW201735697A (zh) 數據傳輸的方法、終端及基站
WO2020001134A1 (fr) Procédé de transmission d'informations de rétroaction et support d'enregistrement lisible par ordinateur
WO2019051806A1 (fr) Procédé de transmission de données, dispositif de terminal et dispositif de réseau
WO2022110233A1 (fr) Procédé de communication sans fil, dispositif de terminal et dispositif de réseau
CN110710296B (zh) D2d通信中资源池共享的方法、终端设备和网络设备
EP3567930B1 (fr) Procédé et dispositif de communication sans fil
US11395255B2 (en) Paging method, network device and terminal device
WO2018082677A1 (fr) Procédé et appareil de communications sans fil
US11765743B2 (en) Downlink channel receiving method and terminal device
WO2019084923A1 (fr) Procédé de radiomessagerie, dispositif terminal et dispositif réseau
WO2020062068A1 (fr) Procédé de communication sans fil, dispositif de terminal et dispositif de réseau
WO2020150877A1 (fr) Procédé de communication dans un spectre sans licence et dispositif
TW202013919A (zh) 一種資料傳輸方法、終端設備及網路設備
WO2020061945A1 (fr) Procédé d'accès aléatoire, dispositif de réseau et dispositif terminal
US20210258901A1 (en) Method and device for transmitting downlink control information
WO2021243920A1 (fr) Procédé de communication sans fil, dispositif de terminal et dispositif de réseau
WO2019127286A1 (fr) Procédé de communication radio, dispositif réseau, et dispositif terminal
WO2020056777A1 (fr) Procédé de communication sans fil, nœud de transmission, et nœud de réception
US12075434B2 (en) Method for information feedback, terminal device and network device
WO2022150990A1 (fr) Procédé et appareil de communication sans fil, et dispositif de communication
WO2019136699A1 (fr) Procédé et dispositif de transmission d'informations
EP3621366A1 (fr) Procédé de communication sans fil, dispositif terminal et dispositif de réseau

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: 17936228

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: 17936228

Country of ref document: EP

Kind code of ref document: A1