WO2020220339A1 - Procédé et appareil d'ajustement de puissance d'émission de spectre sans licence, et dispositif de communication - Google Patents

Procédé et appareil d'ajustement de puissance d'émission de spectre sans licence, et dispositif de communication Download PDF

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Publication number
WO2020220339A1
WO2020220339A1 PCT/CN2019/085362 CN2019085362W WO2020220339A1 WO 2020220339 A1 WO2020220339 A1 WO 2020220339A1 CN 2019085362 W CN2019085362 W CN 2019085362W WO 2020220339 A1 WO2020220339 A1 WO 2020220339A1
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WIPO (PCT)
Prior art keywords
time
time slot
slot
transition
detection
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PCT/CN2019/085362
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English (en)
Chinese (zh)
Inventor
吴作敏
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Oppo广东移动通信有限公司
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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/CN2019/085362 priority Critical patent/WO2020220339A1/fr
Priority to CN201980073330.4A priority patent/CN112956243B/zh
Publication of WO2020220339A1 publication Critical patent/WO2020220339A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes

Definitions

  • the embodiments of the application relate to the field of mobile communication technology, and in particular to a method and device for adjusting the transmission power of an unlicensed spectrum, and communication equipment.
  • the time mask is used to determine the transient period of the transmit power adjustment. Symbols or sub-slots occupied by the transient period will cause demodulation error rate due to unstable power. Higher, so transmission requirements are generally not made during the transition period.
  • the time template For unlicensed spectrum, it is necessary to successfully monitor the channel (that is, perform the Listen Before Talk (LBT) operation successfully) to obtain the uplink or downlink transmission opportunity, and each time the transmission starts or ends, the time template also needs to be defined. It can be seen that due to the introduction of the LBT mechanism, the unlicensed spectrum needs a new time template scheme.
  • LBT Listen Before Talk
  • the embodiments of the present application provide a method and device for adjusting the transmission power of an unlicensed spectrum, and communication equipment.
  • the communication device completes the first detection process within the first detection time, adjusts the transmission power within the first transition time after the first detection process succeeds, and the first transition time starts after the first detection process succeeds;
  • the first detection time is a channel detection time slot required for unlicensed spectrum access
  • the first detection process is a channel detection process in the first detection time
  • the device for adjusting the transmission power of the unlicensed spectrum provided by the embodiment of the present application is applied to communication equipment, and the device includes:
  • the detection unit is configured to complete the first detection process within the first detection time
  • a power adjustment unit configured to adjust the transmission power within a first transition time after the first detection process is successful, and the first transition time starts after the first detection process is successful;
  • the first detection time is a channel detection time slot required for unlicensed spectrum access
  • the first detection process is a channel detection process in the first detection time
  • the communication device provided in the embodiment of the present application includes a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the aforementioned method for adjusting the transmission power of the unlicensed spectrum.
  • the network device provided by the embodiment of the present application includes a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the aforementioned method for adjusting the transmission power of the unlicensed spectrum.
  • the chip provided in the embodiment of the present application is used to implement the aforementioned method for adjusting the transmission power of the unlicensed spectrum.
  • the chip includes: a processor, configured to call and run a computer program from the memory, so that the device installed with the chip executes the above-mentioned method for adjusting the transmission power of the unlicensed spectrum.
  • the computer-readable storage medium provided by the embodiment of the present application is used to store a computer program, and the computer program enables the computer to execute the above-mentioned method for adjusting the transmission power of the unlicensed spectrum.
  • the computer program product provided by the embodiments of the present application includes computer program instructions that cause a computer to execute the above-mentioned method for adjusting the transmission power of the unlicensed spectrum.
  • the computer program provided in the embodiment of the present application when it runs on a computer, causes the computer to execute the aforementioned method for adjusting the transmission power of the unlicensed spectrum.
  • the communication device completes the channel detection process in the channel detection time slot, and adjusts the transmission power during the first transition time after the channel detection process is successful, so as to be flexible Therefore, the transmission opportunity of symbols or time slots after the channel detection process is improved, and the performance of the transition time of the terminal or base station is guaranteed.
  • FIG. 1 is a schematic diagram of a communication system architecture provided by an embodiment of the present application.
  • FIG. 2 is a schematic diagram of LBT provided by an embodiment of the present application.
  • Figure 3-1 is a schematic diagram of the time template
  • Figure 3-2 is the second schematic diagram of the time template
  • Figure 3-3 is the third schematic diagram of the time template
  • Figure 3-4 is the fourth schematic diagram of the time template
  • Figure 3-5 is a schematic diagram five of the time template
  • Figure 3-6 is the sixth diagram of the time template
  • Figure 3-7 is a schematic diagram seven of the time template
  • Figure 3-8 is a schematic diagram of the time template eight
  • Figure 3-9 is a schematic diagram nine of the time template
  • Figure 3-10 is a schematic diagram ten of the time template
  • Figure 3-11 is a schematic diagram eleven of the time template
  • Figure 3-12 is the twelfth diagram of the time template
  • FIG. 4 is a schematic flowchart of a method for adjusting the transmission power of an unlicensed spectrum provided by an embodiment of the application;
  • Figure 5-1 is the first schematic diagram of the transition time provided by the embodiment of the application.
  • Figure 5-2 is the second schematic diagram of the transition time provided by the embodiment of the application.
  • Figure 5-3 is the third schematic diagram of the transition time provided by the embodiment of this application.
  • Figure 6 is a fourth schematic diagram of the transition time provided by an embodiment of the application.
  • FIG. 7 is a schematic structural composition diagram of an apparatus for adjusting transmission power of an unlicensed spectrum provided by an embodiment of the application.
  • FIG. 8 is a schematic structural diagram of a communication device provided by an embodiment of the present application.
  • FIG. 9 is a schematic structural diagram of a chip of an embodiment of the present application.
  • FIG. 10 is a schematic block diagram of a communication system provided by an embodiment of the present application.
  • GSM Global System of Mobile Communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GSM Global System of Mobile Communication
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • LTE-A Advanced long term evolution
  • NR New Radio
  • NR NR system evolution system
  • LTE on unlicensed frequency bands LTE-based access to unlicensed spectrum, LTE-U
  • NR NR-based access to unlicensed spectrum, NR-U
  • UMTS Universal Mobile Telecommunication System
  • UMTS Universal Mobile Telecommunication System
  • WiMAX Worldwide Interoperability for Microwave Access
  • WiMAX Wireless Local Area Networks
  • WLAN Wireless Fidelity
  • WiFi next-generation communication systems or other communication systems, etc.
  • D2D Device to Device
  • M2M Machine to Machine
  • MTC machine type communication
  • V2V vehicle to vehicle
  • the communication system 100 applied in the embodiment of the present application is shown in FIG. 1.
  • the communication system 100 may include a network device 110, and the network device 110 may be a device that communicates with a terminal device 120 (or called a communication terminal or terminal).
  • the network device 110 may provide communication coverage for a specific geographic area, and may communicate with terminal devices located in the coverage area.
  • the network device 110 may be a base station (Base Transceiver Station, BTS) in a GSM system or a CDMA system, a base station (NodeB, NB) in a WCDMA system, or an evolved base station in an LTE system (Evolutional Node B, eNB or eNodeB), or the wireless controller in the Cloud Radio Access Network (CRAN), or the network equipment can be a mobile switching center, a relay station, an access point, a vehicle-mounted device, Wearable devices, hubs, switches, bridges, routers, network-side devices in 5G networks, or network devices in the future evolution of the Public Land Mobile Network (PLMN), etc.
  • BTS Base Transceiver Station
  • NodeB, NB base station
  • LTE Long Term Evolutional Node B
  • eNB evolved base station
  • CRAN Cloud Radio Access Network
  • the network equipment can be a mobile switching center, a relay station, an access point, a vehicle-mounted device, Wearable devices, hubs, switches
  • the communication system 100 also includes at least one terminal device 120 located within the coverage area of the network device 110.
  • the "terminal equipment” used here includes but is not limited to connection via wired lines, such as via public switched telephone networks (PSTN), digital subscriber lines (Digital Subscriber Line, DSL), digital cables, and direct cable connections ; And/or another data connection/network; and/or via a wireless interface, such as for cellular networks, wireless local area networks (WLAN), digital TV networks such as DVB-H networks, satellite networks, AM- FM broadcast transmitter; and/or another terminal device that is set to receive/send communication signals; and/or Internet of Things (IoT) equipment.
  • PSTN public switched telephone networks
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL Digital Subscriber Line
  • DSL
  • a terminal device set to communicate through a wireless interface may be referred to as a "wireless communication terminal", a “wireless terminal” or a “mobile terminal”.
  • mobile terminals include, but are not limited to, satellites or cellular phones; Personal Communications System (PCS) terminals that can combine cellular radio phones with data processing, fax, and data communication capabilities; can include radio phones, pagers, Internet/intranet PDA with internet access, web browser, memo pad, calendar, and/or Global Positioning System (GPS) receiver; and conventional laptop and/or palmtop receivers or others including radio phone transceivers Electronic device.
  • PCS Personal Communications System
  • GPS Global Positioning System
  • Terminal equipment can refer to access terminals, user equipment (UE), user units, user stations, mobile stations, mobile stations, remote stations, remote terminals, mobile equipment, user terminals, terminals, wireless communication equipment, user agents, or User device.
  • the access terminal can be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a wireless local loop (Wireless Local Loop, WLL) station, a personal digital processing (Personal Digital Assistant, PDA), with wireless communication Functional handheld devices, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, terminal devices in 5G networks, or terminal devices in the future evolution of PLMN, etc.
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • direct terminal connection (Device to Device, D2D) communication may be performed between the terminal devices 120.
  • the 5G system or 5G network may also be referred to as a New Radio (NR) system or NR network.
  • NR New Radio
  • Figure 1 exemplarily shows one network device and two terminal devices.
  • the communication system 100 may include multiple network devices and the coverage of each network device may include other numbers of terminal devices. The embodiment does not limit this.
  • the communication system 100 may also include other network entities such as a network controller and a mobility management entity, which are not limited in the embodiment of the present application.
  • network entities such as a network controller and a mobility management entity, which are not limited in the embodiment of the present application.
  • the devices with communication functions in the network/system in the embodiments of the present application may be referred to as communication devices.
  • the communication device may include a network device 110 and a terminal device 120 with communication functions, and the network device 110 and the terminal device 120 may be the specific devices described above, which will not be repeated here.
  • the communication device may also include other devices in the communication system 100, such as other network entities such as a network controller and a mobility management entity, which are not limited in this embodiment of the application.
  • LBT Listen Before Talk
  • MCOT Maximum Channel Occupancy Time
  • Communication equipment can have the following four types of channel access schemes when performing LBT.
  • the bandwidth of LBT can be 20MHz, or an integer multiple of 20MHz:
  • Cat-1 LBT transmit immediately after the switching gap (switching gap) ends
  • the switching gap does not exceed a specific time period such as 16 ⁇ s
  • Cat-2 LBT Single-slot detection, also known as LBT without random fallback
  • Signal transmission can be performed when the channel is idle within a single detection time, and signal transmission cannot be performed when the channel is occupied
  • the detection time length of a single time slot can be different under different switching gaps.
  • the detection time length of a single time slot can be greater than 16 ⁇ s and less than or equal to 25 ⁇ s
  • Cat-3 LBT LBT with random fallback based on fixed contention window size (Contention Window Size, CWS)
  • ⁇ CW p is a fixed value
  • the communication device generates a random number N according to the value of CW p
  • the communication equipment performs channel detection on the unlicensed spectrum, and can transmit signals after successful channel detection in N time slots
  • Cat-4 LBT LBT with random fallback based on variable CWS
  • ⁇ CW p is a variable value
  • the communication device generates a random number N according to the value of CW p
  • the communication equipment performs channel detection on the unlicensed spectrum, and can transmit signals after successful channel detection in N time slots
  • Cat-3 LBT and Cat-4 LBT further distinguish the priority of the channel access scheme according to the priority of the transmission service.
  • MCOT refers to the maximum length of time allowed to use unlicensed spectrum channels for signal transmission after successful LBT. There are different MCOTs under different channel access priorities. Optionally, the MCOT is the time occupied by signal transmission.
  • COT refers to the length of time for signal transmission using the channel of the unlicensed spectrum after the LBT is successful, and the signal occupation of the channel may be discontinuous within this length of time.
  • one COT cannot exceed 20 ms at the longest, and the length of time occupied by signal transmission in the COT does not exceed MCOT.
  • Base station channel occupation time (gNB-initiated COT): Base station channel occupation time (gNB-initiated COT) is also called base station initiated COT, which refers to a channel occupation time obtained after the base station LBT succeeds.
  • the channel occupation time of the base station can not only be used for downlink transmission, but also can be used for UE for uplink transmission under certain conditions.
  • the UE-initiated COT is also called UE-initiated COT, which refers to a channel occupancy time obtained by the UE after successful LBT.
  • Downlink transmission opportunity refers to a group of downlink transmissions performed by the base station (that is, including one or more downlink transmissions).
  • the group of downlink transmissions is continuous transmission (that is, there is no Gap, or the downlink time unit included in a downlink transmission opportunity is continuous). If there is a gap between two downlink transmissions performed by the base station, the two downlink transmissions are considered to be two downlink transmission opportunities.
  • one downlink transmission refers to one PDSCH.
  • Uplink transmission opportunity refers to a group of uplink transmissions performed by a UE (that is, including one or more uplink transmissions).
  • the group of uplink transmissions is continuous transmission (that is, between multiple uplink transmissions). There is no gap, or the uplink time unit included in an uplink transmission opportunity is continuous). If there is a gap between the two uplink transmissions performed by the UE, the two uplink transmissions are considered to belong to two uplink transmission opportunities.
  • one uplink transmission refers to one PUSCH.
  • Channel access schemes applied in different transmission scenarios are different, and channel access schemes applied to different signals or channels are also different.
  • Table 1 specifies channel access schemes in different situations:
  • Table 1 Channel access scheme of base station
  • the channel access priority is determined according to the lowest priority data among the multiple priorities.
  • the resources in the COT can be used for the UE for uplink transmission.
  • the UE can immediately perform the uplink transmission; if the COT of the base station If there is no downlink transmission opportunity after the uplink transmission opportunity, the UE can perform Cat-2LBT or single-slot detection before transmission; if in the COT of the base station, the gap between any two adjacent transmissions is less than or equal to 25 ⁇ s, UE can perform Cat-2LBT or single-slot detection.
  • Figure 2 takes the COT initiated by the base station as an example, and the COT initiated by the UE is the same, and will not be repeated.
  • Table 2 specifies channel access schemes in different situations:
  • Table 2 Channel access scheme of UE
  • LAA 20MHz
  • ⁇ Mode1 Single wideband carrier when all sub-bands are successfully LBT;
  • ⁇ Mode 2 Single wideband carrier when part of the subband LBT is successful
  • ⁇ Mode 3 Single wideband carrier when a subband LBT fails.
  • a continuous wideband carrier does not have the problem of guardband and filter adjustment delay.
  • guardband PRB between consecutive subbands is not scheduled by the base station, it is considered feasible. If the PRB in the guardband between two consecutive sub-bands is scheduled by the gNB, whether the base station or terminal needs to adjust the time due to the (digital) filter is still under discussion.
  • the filter adaptation delay is very small, about 4-5 ⁇ s at the base station side.
  • the base station side thinks that the adjustment delay needs to be defined (defined according to whether the gurdband is scheduled).
  • the sub-slot (sub-slot) will increase demodulation error due to unstable power, so transmission requirements are generally not required.
  • the unlicensed frequency band needs to successfully complete the LBT before the transmission starts to obtain the uplink or downlink transmission opportunity; and each time the transmission starts or ends, it is also necessary to define and meet the requirements of the time template (requirement).
  • the acquisition of transmission opportunities and the start of transmission due to the success of LBT are relatively random, and there is a certain flexibility in the time within the LBT detection window. If the corresponding time template design can be adopted for these different situations, LBT can be flexibly improved After the slot or symbol transmission opportunity, and to ensure the performance of the terminal or base station's time template off time transition.
  • the time template is used to define the following transition times:
  • Sub-slots are divided into long subslots and short subslots, where the long subslot is greater than 2 symbols, and the short subslot has 1 or 2 symbols.
  • Figure 3-1 is a schematic diagram of the general ON/OFF time mask of NR FR1, where the transition time on both sides is 10 ⁇ s.
  • Figure 3-2 is a schematic diagram of the general ON/OFF time mask of subframe TTI, Frame Structure Type 1 and Frame Structure Type 2 (Frame Structure Type 2).
  • the transition time is 20 ⁇ s.
  • Figure 3-3 is a schematic diagram of the general ON/OFF time mask of subframe TTI and Frame Structure Type 3 (Frame Structure Type 3), where the transition time on the left is 20 ⁇ s, and the transition time on the right is 15 ⁇ s.
  • Figure 3-4 shows the time mask of a single SRS, where the transition time on the left is 20 ⁇ s, and the transition time on the right is 15 ⁇ s.
  • Figure 3-5 shows the time mask of continuous SRS without power change, where the transition time between the left and right sides is 10 ⁇ s.
  • Figure 3-6 shows the time masks of multiple SRSs when there is a blank SRS symbol.
  • the transition time is 10 ⁇ s, and the intermediate transition time and the final transition time occupy the SRS blank symbols.
  • Figure 3-7 shows that the time mask transition time of continuous SRS in the case of power changes is 10 ⁇ s, and the intermediate transition time occupies the time domain resources included in each SRS symbol in two adjacent SRSs.
  • Figure 3-8 is the time mask of PUCCH/SRS, where SRS has been transmitted before, and this transmission is not behind Frame Structure Type 3.
  • the transition time on the left is 40 ⁇ s
  • the transition time in the middle is 40 ⁇ s
  • the transition time on the right is 15 ⁇ s.
  • Figure 3-9 shows the time mask of SRS, in which frame structure type 3 (Frame Structure Type 3) has SRS blanking.
  • frame structure type 3 Frae Structure Type 3
  • Figure 3-10 shows the time masks of three consecutive time slots, where the transition time is all 10 ⁇ s.
  • Figure 3-11 is a time mask of continuous short sub-slots, where the transition time is 10 ⁇ s.
  • the transition time accounts for the time domain resources included in each sub-slot of two adjacent short sub-slots.
  • Figure 3-12 shows a time mask in the case of multiple short sub-slots and blanked symbols between the sub-slots, where the transition time is all 10 ⁇ s.
  • the intermediate transition time occupies a blank symbol (blanked symbol).
  • the current 3rd Generation Partnership Project (3GPP) standard requires the definition of transition time or time template for power change and frequency hopping. Whether the terminal should report this on/off standard is still under discussion. Within this blank symbol, the scheduled terminal may expect two scheduling behaviors:
  • the terminal allows the opportunity to recover the gap symbol (gap symbol), but does not expect to define additional terminal capabilities, and it is up to the base station and the terminal to implement the decision. If agreed, the transition time will be half of the symbols on both sides.
  • FIG. 4 is a schematic flowchart of a method for adjusting the transmission power of an unlicensed spectrum provided by an embodiment of the application. As shown in FIG. 4, the method for adjusting the transmission power of an unlicensed spectrum includes the following steps:
  • Step 401 The communication device completes the first detection process within the first detection time, and adjusts the transmission power during the first transition time after the first detection process is successful, and the first transition time is successful during the first detection process Start afterwards; wherein, the first detection time is a channel detection time slot required for unlicensed spectrum access, and the first detection process is a channel detection process in the first detection time.
  • the communication device needs to successfully complete the LBT before the transmission starts to obtain the uplink or downlink transmission opportunity, and every time the transmission starts or ends, the power is inevitably shut down due to power changes or RBhopping, that is The transmission power needs to be adjusted.
  • the time period during which the transmission power is adjusted is called the transition time.
  • the transition time can be defined based on the time template, and the symbol or sub-slot occupied by the transition time will increase the demodulation error due to unstable power. Therefore, transmission requirements are generally not made.
  • the acquisition of transmission opportunities brought by the success of LBT and the start of transmission are relatively random. If the corresponding time template design can be adopted for different situations, the transmission opportunities of the slot or symbol after LBT can be flexibly improved, and the terminal or base station can be guaranteed The performance of the time template off-time transition.
  • the communication device may be a terminal or a network device (such as a base station), and both the terminal and the base station need to define a time template. Further, the terminal side needs to define time templates for uplink channels, random access channels, uplink signals, etc., and the base station side needs to define time templates for downlink channels, downlink signals, etc.
  • the first detection time is a channel detection time slot required for unlicensed spectrum access, and the first detection process is a channel detection process in the first detection time.
  • the first detection time is an LBT detection window, and the first detection process is LBT.
  • the first detection time and the first time slot satisfy one of the following positional relationships:
  • Position relationship 1 The start time of the first detection time is aligned with the start time of the first time slot.
  • Position relationship 2 The end time of the first detection time is aligned with the start time of the first time slot.
  • the first time slot is one symbol or one sub-time slot.
  • the sub-slot may be a long sub-slot or a short sub-slot.
  • the number of symbols included in the long sub-slot is greater than or equal to 3, and the number of symbols included in the short sub-slot is 1 or 2.
  • the first time slot is a symbol or a sub-slot where the first detection time is located, or the first time slot is the first symbol after the first detection time Or sub-slot.
  • the second time slot is the first symbol or sub-time slot immediately after the first time slot.
  • the LBT detection window ie, channel detection time slot
  • the LBT detection window length of 9 ⁇ s Take the LBT detection window length of 9 ⁇ s as an example.
  • the first 4 ⁇ s of 9 ⁇ s can complete the LBT (ie the channel detection process), and the last 5 ⁇ s has the opportunity to turn on the power in advance; therefore, for the position of the first transition time (including startup and End, length, etc.), there may be several different design schemes as follows to realize the flexible turn-off power of different unlicensed devices (base stations and terminals), reduce the impact of power-off on the actual transmitted symbols, and improve transmission reliability and Decoding success rate.
  • the following solutions of the embodiments of this application have the following premises:
  • the terminal For the terminal, if the gap between the start position of the uplink transmission and the end position of the previous transmission (the previous transmission is a downlink transmission) is less than or equal to ⁇ T (such as 16 ⁇ s), the terminal can immediately perform the uplink transmission; , LBT needs to obtain transmission opportunities again.
  • ⁇ T such as 16 ⁇ s
  • the base station For the base station, if the gap between the start position of the downlink transmission and the end position of the previous transmission (the previous transmission is an uplink transmission) is less than or equal to ⁇ T (such as 16 ⁇ s), the base station can immediately perform downlink transmission; , LBT needs to obtain transmission opportunities again.
  • ⁇ T such as 16 ⁇ s
  • the first transition time and the first detection time satisfy one of the following positional relationships:
  • the first transition time and these two time slots may also satisfy one of the following positional relationships:
  • Position relationship I The start time and end time of the first transition time are within the first time slot.
  • Position relationship II The start time and end time of the first transition time are within the second time slot.
  • Position relationship III The start time of the first transition time is in the first time slot, and the end time is in the second time slot.
  • the first time slot is a symbol or a sub-slot where the first detection time is located, or the first time slot is the first symbol or sub-slot after the first detection time .
  • the second time slot is the first symbol or sub-time slot immediately after the first time slot.
  • Solution 1 The first transition time and the first detection time completely overlap; the first transition time is at the end of the first detection process or a second time delay after the end of the first detection process Then start the adjustment, and complete the adjustment before the end of the first detection time.
  • the communication device completes the LBT (that is, the channel detection process) from time t0 to time t1 of the LBT detection window (that is, the channel detection time slot), starts power adjustment at time t1, and completes power adjustment at time t2.
  • time t0 may be the start time of the LBT detection window
  • time t1 and time t2 are within the LBT detection window.
  • the communication device completes the LBT (that is, the channel detection process) from t0 to t1 in the LBT detection window (that is, the channel detection time slot), and starts power adjustment at time t2 when there is a second delay from time t1, and The power adjustment is completed at t3.
  • time t0 may be the start time of the LBT detection window
  • time t1, time t2, and time t3 are within the LBT detection window.
  • Solution 2 The first transition time partially overlaps with the first detection time; the first transition time is at the end of the first detection process or a second time delay after the end of the first detection process Then start the adjustment and complete the adjustment in the first time slot.
  • the communication device completes the LBT (that is, the channel detection process) from time t0 to time t1 of the LBT detection window (that is, the channel detection time slot), starts power adjustment at time t1, and completes power adjustment at time t2.
  • time t0 may be the start time of the LBT detection window
  • time t1 is located in the LBT detection window
  • time t2 is located in the first time slot outside the LBT detection window.
  • the communication device completes the LBT (that is, the channel detection process) from t0 to t1 in the LBT detection window (that is, the channel detection time slot), and starts power adjustment at time t2 when there is a second delay from time t1, and The power adjustment is completed at t3.
  • time t0 may be the start time of the LBT detection window
  • time t1 and time t2 are located in the LBT detection window
  • time t3 is located in the first time slot outside the LBT detection window.
  • the LBT detection window may be located in the first time slot, for example, the start time of the LBT detection window is aligned with the start time of the first time slot.
  • the LBT detection window may not be in the first time slot, for example, the end time of the LBT detection window is aligned with the start time of the first time slot.
  • Solution 3 The first transition time and the first detection time do not overlap; the first transition time starts at the end of the first detection time or after the end of the first detection time with a first delay Start the adjustment and complete the adjustment in the first time slot.
  • the communication device completes LBT (ie the channel detection process) from t0 to t1 of the LBT detection window (ie, channel detection time slot), and waits for the end of the LBT detection window.
  • the LBT detection window ends at t2 and starts at t2 Power adjustment, and complete power adjustment at t3.
  • time t0 may be the start time of the LBT detection window
  • time t1 is within the LBT detection window
  • time t2 is the end time of the LBT detection window
  • time t3 is within the first time slot outside the LBT detection window.
  • the communication device completes the LBT (ie the channel detection process) from t0 to t1 of the LBT detection window (ie, the channel detection time slot), and waits for the end of the LBT detection window.
  • the LBT detection window ends at t2, at the distance t2
  • the power adjustment is started at time t3 with the first time delay, and the power adjustment is completed at time t4.
  • t0 can be the start time of the LBT detection window
  • t1 is within the LBT detection window
  • t2 is the end of the LBT detection window
  • t3 is the first time delay from t2
  • t4 is outside the LBT detection window. In the first time slot.
  • the first time delay is greater than or equal to the time delay caused by adjusting the guard band between the subbands (hereinafter referred to as the adjustment time delay).
  • the adjustment time delay may be all or part of the LBT detection window, or may be in the first time slot outside the LBT window. However, the adjustment delay needs to be before the first transition time.
  • the first delay between the start time of the first transition time and the end time of the LBT detection window needs to cover (including) the protection between the subbands due to adjustment The delay caused by the band.
  • the communication device not only needs to complete the channel detection process within the LBT detection window, but also needs the channel detection process to be successful before the communication device adjusts the transmission power during the first transition time thereafter.
  • the end time of the LBT detection window is aligned with the start time of the first time slot
  • the start time of the first transition time is within the LBT detection window and after the channel detection process. In this case, the first transition time is shared by the LBT detection window and the subsequent symbol1.
  • T2 represents the first half of the first transition time
  • T3 represents the second half of the first transition time.
  • the first transition time X ⁇ s.
  • the value of X is 10, for example.
  • a guard band adjustment process is required after the channel detection process, and the first transition time is started after the guard band adjustment process.
  • the end time of the LBT detection window is aligned with the start time of symbol1 (the first time slot), where T LBT represents the time of the channel detection process, and T Delay represents the time of the guard band adjustment process , T2 represents the first half of the first transition time, and T3 represents the second half of the first transition time.
  • ⁇ Ta represents the first remaining time, that is, the time after the first transition time in symbol1.
  • the first transition time X ⁇ s.
  • the value of X is 10, for example.
  • the start time of the first transition time is the end time of the LBT detection window.
  • T2 represents the first half of the first transition time
  • T3 represents the second half of the first transition time.
  • ⁇ Ta represents the first remaining time, that is, the time after the first transition time in symbol4.
  • the first transition time X ⁇ s.
  • the value of X is 10, for example.
  • the guardband adjustment process is required after the channel detection process before the first transition time starts.
  • the end time of the LBT detection window is aligned with the start time of symbol4 (ie the first time slot), where Tw represents the time of the LBT detection window, T LBT represents the time of the channel detection process, and T Delay represents the time of the guard band adjustment process.
  • T2 represents the first half of the first transition time
  • T3 represents the second half of the first transition time.
  • ⁇ Ta represents the first remaining time, that is, the time after the first transition time in symbol4.
  • the first transition time X ⁇ s.
  • the value of X is 10, for example.
  • the start time of the first transition time has a first time delay from the end time of the LBT detection window.
  • ⁇ Tb represents the first time delay, that is, the time interval between the start time of the first transition time and the end time of the LBT detection window.
  • ⁇ Ta represents the first remaining time, that is, the time after the first transition time in symbol7.
  • Transition time X ⁇ s. The value of X is 10, for example.
  • the guardband adjustment process is required after the channel detection process before the first transition time starts.
  • the end time of the LBT detection window is aligned with the start time of symbol7 (that is, the first time slot), and for case 3b, the end of the LBT detection window
  • the time is aligned with the start time of symbol9 (ie, the first time slot), and part of the first transition time occupies symbol9 (ie, the first time slot) and the other part occupies symbol10 (ie, the second time slot).
  • Tw represents the time of the LBT detection window.
  • T2 represents the first half of the first transition time
  • T3 represents the second half of the first transition time.
  • ⁇ Tb represents the first time delay, that is, the time interval between the start time of the first transition time and the end time of the LBT detection window.
  • ⁇ Ta represents the first remaining time, that is, the time after the first transition time in symbol7.
  • ⁇ Ta represents the second remaining time, that is, the time after the first transition time in symbol10.
  • Transition time X ⁇ s. The value of X is 10, for example.
  • case1, case2, case3a, and case3b in Figure 5-3 are applicable to NR-U wideband scenarios.
  • the guardband adjustment process is required after the channel detection process, and the first transition time starts after the guardband adjustment process.
  • the channel detection process and the guard band adjustment process can both be located in the LBT detection window, and the guard band adjustment process is after the channel detection process.
  • the channel detection process and guard band adjustment process can both be within the LBT detection window, or the channel detection process can be within the LBT detection window but the guard band adjustment process can be outside the LBT detection window (or A part of the guard band adjustment process is within the LBT detection window, and another part of the time is outside the LBT detection window), but the first transition time starts after the guard band adjustment process.
  • the delay T Delay caused by the guardband adjustment process can be defined in two possible ways: 1. According to different frequency ranges and parameters (numerology), a fixed value given in the protocol by way of interruption time; 2. The value reported according to the capability of the terminal.
  • time ⁇ Ta after the first transition time in a time slot is less than 16 ⁇ s, then the opportunity for transmission in the time slot after the time slot can be guaranteed. On the contrary, the time slot after the time slot needs to be channeled again. Check the process to obtain transmission opportunities.
  • the time slot here can be a symbol or a sub-slot.
  • the start time of the LBT detection window is aligned with the start time of the first time slot
  • the start time of the first transition time is within the LBT detection window and after the channel detection process. In this case, the first transition time is shared by the LBT detection window and the subsequent symbol1.
  • the start time of the LBT detection window is aligned with the start time of symbol1 (that is, the first time slot), where T1 represents the time of the channel detection process.
  • T2 5 ⁇ s, representing the first half of the first transition time.
  • T3 5 ⁇ s, which represents the second half of the first transition time.
  • the first transition time 10 ⁇ s.
  • the start time of the first transition time is the end time of the LBT detection window.
  • the start time of the LBT detection window is aligned with the start time of symbol4 (that is, the first time slot), where Tw represents the time of the LBT detection window.
  • T2 5 ⁇ s, representing the first half of the first transition time.
  • T3 5 ⁇ s, which represents the second half of the first transition time.
  • ⁇ Ta represents the second remaining time, that is, the time after the first transition time in symbol5.
  • the first transition time 10 ⁇ s.
  • the start time of the first transition time has a first time delay from the end time of the LBT detection window.
  • the start time of the LBT detection window is aligned with the start time of symbol7 (i.e. the first time slot).
  • a part of the first transition time occupies symbol7 (i.e. the first time slot) and the other part occupies symbol8( That is the second time slot).
  • Tw represents the time of the LBT detection window.
  • ⁇ Tb represents the first time delay, that is, the time interval between the start time of the first transition time and the end time of the LBT detection window.
  • T2 5 ⁇ s, representing the first half of the first transition time.
  • T3 5 ⁇ s, which represents the second half of the first transition time.
  • ⁇ Ta represents the second remaining time, that is, the time after the first transition time in symbol8.
  • the first transition time 10 ⁇ s.
  • the guardband adjustment process is required after the channel detection process before the first transition time starts.
  • the end time of the first transition time is within the first time slot, and there is a first remaining time after the first transition time in the first time slot
  • Behavior 1-1 The communication device abandons transmission in the first time slot.
  • the protocol stipulates that the transmission should be abandoned in the first time slot. It may also be that the network device decides whether to abandon transmission in the first time slot according to the capability information of the terminal.
  • Behavior 1-2 The communication device has an opportunity to transmit in the first time slot.
  • the length of the first remaining time is greater than or equal to the first threshold value.
  • the proportion of the first remaining time occupying the first time slot is greater than or equal to a second threshold value.
  • the first time slot can have a chance to transmit.
  • Behavior 1-1 The communication device abandons transmission in the second time slot.
  • the protocol stipulates that the transmission should be abandoned in the second time slot. It may also be that the network device decides whether to abandon transmission in the second time slot according to the capability information of the terminal.
  • Behavior 1-2 The communication device has an opportunity to transmit in the second time slot.
  • the length of the second remaining time is greater than or equal to the first threshold value.
  • the proportion of the second remaining time occupying the second time slot is greater than or equal to a second threshold value.
  • the second time slot can have a chance to transmit.
  • the terminal reports first capability information to the network device, and the network device receives the first capability information reported by the terminal.
  • the first capability information is used to indicate whether the terminal is allowed to use the first time slot or the second time slot.
  • Opportunistic transmission occurs in the gap.
  • the network device determines whether to schedule the first time slot or the second time slot for opportunistic transmission or whether to abandon the transmission of the first time slot or the second time slot.
  • the terminal reports second capability information to the network device, where the second capability information is used to indicate the duration of the first transition time of the terminal; wherein the second capability information is used by the network device to determine the first transition time A remaining time or the length of the second remaining time, so as to determine whether to schedule the first time slot or the second time slot for opportunistic transmission, or whether to abandon the first time slot or the second time slot Transmission.
  • the network device receives second capability information reported by the terminal, where the second capability information is used to indicate the duration of the first transition time of the terminal; the network device determines the first remaining time or the first remaining time based on the second capability information The length of the second remaining time; if the length of the first remaining time or the second remaining time is greater than or equal to the first threshold, or the first remaining time occupies the proportion of the first time slot or If the proportion of the second remaining time occupying the second time slot is greater than or equal to the second threshold, the network device schedules the first time slot or the second time slot for opportunistic transmission; if the first time slot is The length of a remaining time or the second remaining time is less than the first threshold value, or the proportion of the first remaining time occupying the first time slot or the second remaining time occupying the second time slot If the ratio is less than the second threshold value, the network device abandons the transmission of the first time slot or the second time slot.
  • Transition time 10 ⁇ s, where the first half of the transition time (5 ⁇ s) occupies the LBT detection window, and the second half of the transition time (5 ⁇ s) occupies the first symbol.
  • SCS 60KHz
  • the symbol length is 16.67 ⁇ s
  • the transition time X ⁇ s, where the first half of the transition time (T2) occupies the LBT detection window, and the second half of the transition time (T3) occupies the first symbol.
  • the ratio of the transition time to the first symbol is less than a threshold value, or the length of the transition time to the first symbol is shorter than a threshold value, then the communication device may realize opportunistic transmission within the first symbol. Otherwise, only the next symbol can start transmission.
  • Transition time 10 ⁇ s, where the start time of the transition time is the end time of the LBT detection window (that is, the start time of the first symbol).
  • SCS 15KHz
  • the symbol length is 66.67 ⁇ s
  • Transition time 5 ⁇ s, where the start time of the transition time is the end time of the LBT detection window (that is, the start time of the first symbol).
  • SCS 60KHz
  • the symbol length is 16.67 ⁇ s
  • ⁇ Tb 4 ⁇ s between the start time of the transition time and the end time of the LBT detection window (that is, the start time of the first symbol).
  • SCS 60KHz
  • the symbol length is 16.67 ⁇ s
  • ⁇ Tb 5 ⁇ s between the start time of the transition time and the end time of the LBT detection window (that is, the start time of the first symbol).
  • SCS 15KHz
  • the symbol length is 66.67 ⁇ s
  • ⁇ Tb 5 ⁇ s between the start time of the transition time and the end time of the LBT detection window (that is, the start time of the first sub-slot).
  • SCS 15KHz
  • the symbol length is 66.67 ⁇ s
  • the first sub-slot uses two symbols as an example.
  • the duration after the transition time in the first sub-slot ⁇ Ta 118.34 ⁇ s, which still accounts for the first sub-slot Most of the time slot can realize opportunistic transmission.
  • ⁇ Tb 5 ⁇ s between the start time of the transition time and the end time of the LBT detection window (that is, the start time of the first sub-slot).
  • SCS 60KHz
  • the symbol length is 16.67 ⁇ s
  • the first sub-slot uses two symbols as an example
  • Most of the time slot can realize opportunistic transmission.
  • transition time 10 ⁇ s application examples
  • transition time 5 ⁇ s
  • similar solutions can also be supported.
  • the requirement of the time template will vary according to different SCS.
  • the start time of the transition time after successful LBT can be flexibly selected based on the relationship between the transition time and the symbol length corresponding to the SCS supported by the current terminal.
  • the relationship between the LBT detection window and the symbol (or sub-slot) is not limited to the above-mentioned alignment mode, and may also be that the start time or end time of the LBT detection window is not aligned with the start time of the symbol .
  • FIG. 7 is a schematic structural composition diagram of an apparatus for adjusting transmission power of an unlicensed spectrum provided by an embodiment of the application, which is applied to communication equipment.
  • the apparatus for adjusting transmit power of an unlicensed spectrum includes:
  • the detection unit 701 is configured to complete the first detection process within the first detection time
  • the power adjustment unit 702 is configured to adjust the transmission power within a first transition time after the first detection process is successful, and the first transition time starts after the first detection process is successful;
  • the first detection time is a channel detection time slot required for unlicensed spectrum access
  • the first detection process is a channel detection process in the first detection time
  • the start time of the first detection time is aligned with the start time of the first time slot; or,
  • the end time of the first detection time is aligned with the start time of the first time slot
  • the first time slot is one symbol or one sub-time slot.
  • the first transition time and the first detection time completely overlap; or,
  • the first transition time partially overlaps the first detection time; or,
  • the first transition time and the first detection time do not overlap and are activated immediately after the first detection time or after a first time delay, wherein the first time delay is greater than or equal to the factor adjuster The delay caused by the guard band between bands.
  • the start time and end time of the first transition time are within the first time slot; or,
  • the start time and end time of the first transition time are within the second time slot; or,
  • the start time of the first transition time is in the first time slot, and the end time is in the second time slot;
  • the first time slot is a symbol or a sub-slot where the first detection time is located, or the first time slot is the first symbol or sub-slot after the first detection time ;
  • the second time slot is the first symbol or sub-time slot immediately after the first time slot.
  • the first transition time and the first detection time completely overlap
  • the first transition time starts the adjustment at the end of the first detection process or after a second time delay after the end of the first detection process, and the adjustment is completed before the end of the first detection time.
  • the first transition time partially overlaps the first detection time
  • the adjustment of the first transition time starts at the end of the first detection process or after a second time delay after the end of the first detection process, and the adjustment is completed in the first time slot.
  • the first transition time and the first detection time do not overlap
  • the adjustment of the first transition time starts at the end of the first detection time or at a first time delay after the end of the first detection time, and the adjustment is completed in the first time slot.
  • the end time of the first transition time is located in the first time slot, and there is a first remaining time after the first transition time in the first time slot; the device further includes:
  • the transmission unit 703 is configured to abandon transmission in the first time slot.
  • the end time of the first transition time is located in the first time slot, and there is a first remaining time after the first transition time in the first time slot; the device further includes:
  • the transmission unit 703 is configured to transmit in the first time slot opportunity.
  • the end time of the first transition time is located in the second time slot, and there is a second remaining time after the first transition time in the second time slot; the device further includes:
  • the transmission unit 703 is configured to abandon transmission in the second time slot.
  • the end time of the first transition time is located in the second time slot, and there is a second remaining time after the first transition time in the second time slot; the device further includes:
  • the transmission unit 703 is configured to transmit in the second time slot.
  • the length of the first remaining time or the second remaining time is greater than or equal to a first threshold value.
  • the proportion of the first remaining time in the first time slot, or the proportion of the second remaining time in the second time slot being greater than or equal to a second threshold value.
  • the apparatus when the communication device is a terminal, the apparatus further includes:
  • the reporting unit is configured to report first capability information to a network device, where the first capability information is used to indicate whether the terminal allows opportunistic transmission in the first time slot or the second time slot.
  • the apparatus when the communication device is a network device, the apparatus further includes:
  • a receiving unit configured to receive first capability information reported by a terminal, where the first capability information is used to indicate whether the terminal allows opportunistic transmission in the first time slot or the second time slot;
  • the determining unit is configured to determine, based on the first capability information, whether to schedule the first time slot or the second time slot for opportunistic transmission, or whether to abandon the first time slot or the second time slot transmission.
  • the apparatus when the communication device is a terminal, the apparatus further includes:
  • the reporting unit is configured to report second capability information to a network device, where the second capability information is used to indicate the duration of the first transition time of the terminal; wherein the second capability information is used for the network device to determine The length of the first remaining time or the second remaining time to determine whether to schedule the first time slot or the second time slot for opportunistic transmission, or whether to abandon the first time slot or the second time slot Time slot transmission.
  • the apparatus when the communication device is a network device, the apparatus further includes:
  • a receiving unit configured to receive second capability information reported by the terminal, where the second capability information is used to indicate the duration of the first transition time of the terminal;
  • the determining unit is configured to determine the length of the first remaining time or the second remaining time based on the second capability information; if the length of the first remaining time or the second remaining time is greater than or equal to the first gate Limit, or the proportion of the first remaining time occupying the first time slot or the proportion of the second remaining time occupying the second time slot is greater than or equal to the second threshold, then the first time slot is scheduled Time slot or the second time slot for opportunistic transmission; if the length of the first remaining time or the second remaining time is less than the first threshold, or the first remaining time occupies the first time slot If the proportion or the proportion of the second remaining time occupying the second time slot is less than the second threshold value, the transmission of the first time slot or the second time slot is abandoned.
  • the communication device is a terminal.
  • the communication device is a network device.
  • FIG. 8 is a schematic structural diagram of a communication device 800 provided by an embodiment of the present application.
  • the communication device may be a terminal or a network device.
  • the communication device 800 shown in FIG. 8 includes a processor 810.
  • the processor 810 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
  • the communication device 800 may further include a memory 820.
  • the processor 810 may call and run a computer program from the memory 820 to implement the method in the embodiment of the present application.
  • the memory 820 may be a separate device independent of the processor 810, or may be integrated in the processor 810.
  • the communication device 800 may further include a transceiver 830, and the processor 810 may control the transceiver 830 to communicate with other devices. Specifically, it may send information or data to other devices, or receive other devices. Information or data sent by the device.
  • the transceiver 830 may include a transmitter and a receiver.
  • the transceiver 830 may further include an antenna, and the number of antennas may be one or more.
  • the communication device 800 may specifically be a network device in an embodiment of the present application, and the communication device 800 may implement the corresponding process implemented by the network device in each method of the embodiment of the present application. For brevity, details are not repeated here. .
  • the communication device 800 may specifically be a mobile terminal/terminal according to an embodiment of the application, and the communication device 800 may implement the corresponding procedures implemented by the mobile terminal/terminal in each method of the embodiments of the application. For the sake of brevity, This will not be repeated here.
  • FIG. 9 is a schematic structural diagram of a chip of an embodiment of the present application.
  • the chip 900 shown in FIG. 9 includes a processor 910, and the processor 910 can call and run a computer program from the memory to implement the method in the embodiment of the present application.
  • the chip 900 may further include a memory 920.
  • the processor 910 may call and run a computer program from the memory 920 to implement the method in the embodiment of the present application.
  • the memory 920 may be a separate device independent of the processor 910, or may be integrated in the processor 910.
  • the chip 900 may further include an input interface 930.
  • the processor 910 can control the input interface 930 to communicate with other devices or chips, and specifically, can obtain information or data sent by other devices or chips.
  • the chip 900 may further include an output interface 940.
  • the processor 910 can control the output interface 940 to communicate with other devices or chips, and specifically, can output information or data to other devices or chips.
  • the chip can be applied to the network device in the embodiment of the present application, and the chip can implement the corresponding process implemented by the network device in the various methods of the embodiment of the present application.
  • the chip can implement the corresponding process implemented by the network device in the various methods of the embodiment of the present application.
  • the chip can be applied to the mobile terminal/terminal in the embodiment of the present application, and the chip can implement the corresponding process implemented by the mobile terminal/terminal in each method of the embodiment of the present application.
  • the chip can implement the corresponding process implemented by the mobile terminal/terminal in each method of the embodiment of the present application.
  • it will not be omitted here. Repeat.
  • the chip mentioned in the embodiment of the present application may also be referred to as a system-level chip, a system-on-chip, a system-on-chip, or a system-on-chip, etc.
  • FIG. 10 is a schematic block diagram of a communication system 1000 provided by an embodiment of the present application. As shown in FIG. 10, the communication system 1000 includes a terminal 1010 and a network device 1020.
  • the terminal 1010 may be used to implement the corresponding functions implemented by the terminal in the foregoing method
  • the network device 1020 may be used to implement the corresponding functions implemented by the network device in the foregoing method.
  • the terminal 1010 may be used to implement the corresponding functions implemented by the terminal in the foregoing method
  • the network device 1020 may be used to implement the corresponding functions implemented by the network device in the foregoing method.
  • the processor of the embodiment of the present application may be an integrated circuit chip with signal processing capability.
  • the steps of the foregoing method embodiments can be completed by hardware integrated logic circuits in the processor or instructions in the form of software.
  • the aforementioned processor may be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (ASIC), a ready-made programmable gate array (Field Programmable Gate Array, FPGA) or other Programming logic devices, discrete gates or transistor logic devices, discrete hardware components.
  • DSP Digital Signal Processor
  • ASIC application specific integrated circuit
  • FPGA ready-made programmable gate array
  • 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 may also be any conventional processor or the like.
  • the steps of the method disclosed in the embodiments of the present application may be directly embodied as being executed and completed by a hardware decoding processor, or executed and completed by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in a mature storage medium in the field such as random access memory, flash memory, read-only memory, programmable read-only memory, or electrically erasable programmable memory, registers.
  • the storage medium is located in the memory, and the processor reads the information in the memory and completes the steps of the above method in combination with its hardware.
  • the memory in the embodiments of the present application may be volatile memory or non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), and electrically available Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • the volatile memory may be random access memory (Random Access Memory, RAM), which is used as an external cache.
  • RAM static random access memory
  • DRAM dynamic random access memory
  • DRAM synchronous dynamic random access memory
  • SDRAM double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM DDR SDRAM
  • enhanced SDRAM ESDRAM
  • synchronous connection dynamic random access memory Synchlink DRAM, SLDRAM
  • Direct Ram direct memory bus random access memory
  • the memory in the embodiment of the present application may also be static random access memory (static RAM, SRAM), dynamic random access memory (dynamic RAM, DRAM), Synchronous dynamic random access memory (synchrono ⁇ s DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection Dynamic random access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct Ramb ⁇ s RAM, DR RAM) and so on.
  • static random access memory static random access memory
  • SRAM static random access memory
  • dynamic RAM dynamic random access memory
  • Synchronous dynamic random access memory synchrono ⁇ s DRAM, SDRAM
  • double data rate SDRAM double data rate SDRAM, DDR SDRAM
  • enhanced synchronous dynamic random access memory enhanced synchronous dynamic random access memory
  • ESDRAM enhanced synchronous dynamic random access memory
  • synchronous connection Dynamic random access memory strip link DRAM, SLDRAM
  • the embodiment of the present application also provides a computer-readable storage medium for storing computer programs.
  • the computer-readable storage medium may be applied to the network device in the embodiment of the present application, and the computer program causes the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer program causes the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer-readable storage medium may be applied to the mobile terminal/terminal in the embodiments of the present application, and the computer program causes the computer to execute the corresponding processes implemented by the mobile terminal/terminal in the various methods of the embodiments of the present application, for It’s concise and will not be repeated here.
  • the embodiments of the present application also provide a computer program product, including computer program instructions.
  • the computer program product may be applied to the network device in the embodiment of the present application, and the computer program instructions cause the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer program instructions cause the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer program instructions cause the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer program product can be applied to the mobile terminal/terminal in the embodiments of the present application, and the computer program instructions cause the computer to execute the corresponding procedures implemented by the mobile terminal/terminal in the various methods of the embodiments of the present application, for the sake of brevity , I won’t repeat it here.
  • the embodiment of the present application also provides a computer program.
  • the computer program can be applied to the network device in the embodiment of the present application.
  • the computer program runs on the computer, the computer is caused to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • I won’t repeat it here.
  • the computer program can be applied to the mobile terminal/terminal in the embodiments of the present application.
  • the computer program runs on the computer, the computer can execute the corresponding methods implemented by the mobile terminal/terminal in the various methods of the embodiments of the present application. For the sake of brevity, the process will not be repeated here.
  • the disclosed system, device, and method may be implemented in other ways.
  • the device embodiments described above are only illustrative.
  • the division of the units is only a logical function division, and there may be other divisions in actual implementation, for example, multiple units or components can be combined or It can be integrated into another system, or some features can be ignored or not implemented.
  • the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the solutions of the embodiments.
  • each unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units may be integrated into one unit.
  • the function is implemented in the form of a software functional unit and sold or used as an independent product, it can be stored in a computer readable storage medium.
  • the technical solution of this application essentially or the part that contributes to the existing technology or the part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium, including Several instructions are used to make a computer device (which may be a personal computer, a server, or a network device, etc.) execute all or part of the steps of the method described in each embodiment of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (Read-Only Memory,) ROM, random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program code .

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  • Mobile Radio Communication Systems (AREA)

Abstract

Selon des modes de réalisation, la présente invention concerne un procédé et un appareil permettant d'ajuster la puissance d'émission d'un spectre sans licence, et un dispositif de communication, le procédé comprenant les étapes suivantes : un dispositif de communication effectue un premier processus de détection en moins d'une première durée de détection et ajuste la puissance d'émission en moins d'une première durée transitoire après la réussite du premier processus de détection, la première durée transitoire commençant après la réussite du premier processus de détection, la première durée de détection étant un créneau de détection de canal requis pour l'accès au spectre sans licence, et le premier processus de détection étant un processus de détection de canal pendant la première durée de détection.
PCT/CN2019/085362 2019-04-30 2019-04-30 Procédé et appareil d'ajustement de puissance d'émission de spectre sans licence, et dispositif de communication WO2020220339A1 (fr)

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PCT/CN2019/085362 WO2020220339A1 (fr) 2019-04-30 2019-04-30 Procédé et appareil d'ajustement de puissance d'émission de spectre sans licence, et dispositif de communication
CN201980073330.4A CN112956243B (zh) 2019-04-30 2019-04-30 一种非授权频谱的发射功率调整方法及装置、通信设备

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PCT/CN2019/085362 WO2020220339A1 (fr) 2019-04-30 2019-04-30 Procédé et appareil d'ajustement de puissance d'émission de spectre sans licence, et dispositif de communication

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107371226A (zh) * 2016-05-13 2017-11-21 北京三星通信技术研究有限公司 传输上行信息的方法及设备
WO2018083652A1 (fr) * 2016-11-04 2018-05-11 Telefonaktiebolaget L M Ericsson (Publ) Masques de temps souples pour accès à un canal basé sur l'écoute avant de parler

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105721376B (zh) * 2014-12-05 2019-06-14 中国移动通信集团公司 基于tdd传输模式的非授权频谱干扰避免方法及基站
US10674535B2 (en) * 2015-11-13 2020-06-02 Futurewei Technologies, Inc. Device, network, and method for communications with opportunistic transmission and reception

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107371226A (zh) * 2016-05-13 2017-11-21 北京三星通信技术研究有限公司 传输上行信息的方法及设备
WO2018083652A1 (fr) * 2016-11-04 2018-05-11 Telefonaktiebolaget L M Ericsson (Publ) Masques de temps souples pour accès à un canal basé sur l'écoute avant de parler

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ERICSSON: "Time masks and transmission templates for the eLAA UL", 3GPP DRAFT; R4-1700796, 17 February 2017 (2017-02-17), Athens, Greece, pages 1 - 6, XP051225718 *

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CN112956243A (zh) 2021-06-11

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