WO2020233406A1 - 一种用于无线通信的通信节点中的方法和装置 - Google Patents
一种用于无线通信的通信节点中的方法和装置 Download PDFInfo
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- WO2020233406A1 WO2020233406A1 PCT/CN2020/088866 CN2020088866W WO2020233406A1 WO 2020233406 A1 WO2020233406 A1 WO 2020233406A1 CN 2020088866 W CN2020088866 W CN 2020088866W WO 2020233406 A1 WO2020233406 A1 WO 2020233406A1
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- H04W72/02—Selection of wireless resources by user or terminal
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- H04W72/51—Allocation or scheduling criteria for wireless resources based on terminal or device properties
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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Definitions
- This application relates to a transmission method and device in a wireless communication system, in particular to a transmission scheme and device with a large delay difference.
- NTN Non-Terrestrial Networks
- R15 3GPP RAN#75 plenary meeting
- 3GPP RAN#79 plenary meeting it was decided to start studying solutions in the NTN network, and then to start WI in the R16 or R17 version to standardize related technologies.
- the NTN network user equipment (UE, User Equipment) and satellites or aircraft communicate through the 5G network. Since the distance from the satellite or aircraft to the user equipment is much greater than the distance from the ground base station to the user equipment, the satellite or aircraft is Propagation Delay during communication and transmission between user equipment. In addition, when the satellite is used as the relay device of the ground station, the delay of the feeder link between the satellite and the ground station will further increase the transmission delay between the user equipment and the base station. On the other hand, because the coverage of satellites and aircraft is much larger than that of terrestrial networks (Terrestrial Networks), and the inclination angles of ground equipment to satellites or aircraft are different, the difference between the delays in NTN is very large. .
- Terrestrial Networks Terrestrial Networks
- the maximum delay difference is only a few microseconds or tens of microseconds, but the maximum delay difference in NTN can reach several milliseconds or even tens of milliseconds. Since the existing random access in LTE or NR is designed for traditional terrestrial communications and cannot be directly applied to NTN networks, new designs are needed to support large delay networks, especially NTN communications.
- This application provides a solution for the problem of large delay difference networks, especially random access design in NTN communication. It should be noted that, in the case of no conflict, the embodiments in the base station equipment of this application and the features in the embodiments can be applied to the user equipment, and vice versa. Further, in the case of no conflict, the embodiments of the application and the features in the embodiments can be combined with each other arbitrarily.
- This application discloses a method used in a first communication node in wireless communication, which is characterized in that it includes:
- the first time-frequency resource pool includes a positive integer number of first-type time-frequency resource blocks
- the second time-frequency resource pool includes a positive integer number of second-type time-frequency resource blocks
- the first time-frequency resource pool The amount of resources occupied in the time domain by any one of the first-type time-frequency resource blocks in the resource pool and the amount of resources occupied in the time domain by any one of the second-type time-frequency resource blocks in the second time-frequency resource pool The number is not equal
- the target time-frequency resource block is a first-type time-frequency resource block included in the first time-frequency resource pool, or the target time-frequency resource block is the second time-frequency resource pool
- the positioning information of the first communication node device is used to determine the target time from the first time-frequency resource pool and the second time-frequency resource pool The time-frequency resource pool to which the frequency resource block belongs.
- the first communication node device in this application determines the format of the preamble to send or the resources occupied by the random access channel according to its own positioning capability or possible positioning information, so that it can target different capabilities. Optimize the design of random access in different scenarios to improve the overall performance of the system.
- a preamble format or a random access channel format that occupies different amounts of time domain resources is designed for different positioning capabilities to ensure random access performance under conditions of different user equipment capabilities.
- the above method is characterized in that the absolute value of the time difference between the transmission start time of the first signal and the reference time is equal to the first timing adjustment amount, and the reception timing of the first communication node device is used When determining the reference moment; when the target time-frequency resource block belongs to the first time-frequency resource pool, the first timing adjustment is greater than 0; when the target time-frequency resource block belongs to the second In the case of a frequency resource pool, the first timing adjustment value is equal to zero.
- the first timing adjustment is associated with the time-frequency resource pool to which the target time domain resource block belongs to ensure optimization when the user equipment can accurately obtain positioning information and then uplink timing information
- the preamble sequence design reduces the preamble resource overhead of random access and improves the probability of random access success.
- the above method is characterized in that it further includes:
- the target sequence when the target time-frequency resource block belongs to the first time-frequency resource pool, the target sequence is used to generate the first signal after W1 repeated transmissions; when the target time-frequency resource block belongs to all In the second time-frequency resource pool, the target sequence is used to generate the first signal after W2 repeated transmissions; the W1 is a positive integer, and the W2 is a positive integer that is not equal to the W1.
- random access channels of different time domain lengths are designed according to the time-frequency resource pool to which the target time-frequency resource block belongs, and random access channels of different lengths are repeated through different time domains through the same target sequence. Implementation simplifies system design, reduces implementation complexity, and at the same time ensures good compatibility.
- the above method is characterized in that it further includes:
- the third information is used to determine X candidate sequences, where X is a positive integer greater than 1; the target sequence is one candidate sequence among the X candidate sequences, and the first The communication node device randomly selects the target sequence among the X candidate sequences.
- the above method is characterized in that it further includes:
- the position of the target time-frequency resource block in the time-frequency domain is used to determine a first characteristic identifier, and the first signaling carries the first characteristic identifier; and the first time window is Y candidate times A candidate time window in the window, where Y is a positive integer greater than 1, and any two candidate time windows in the Y candidate time windows are orthogonal; the time-frequency to which the target time-frequency resource block belongs The resource pool is used to determine the first time window from the Y candidate time windows.
- the above method is characterized in that it further includes:
- the second signal carries fourth information
- the fourth information is used to indicate the positioning capability of the first communication node device.
- the positioning capability of the first communication node device is reported to the network through MsgA or Msg3, so that the network can configure the subsequent transmission of the user equipment according to the positioning capability of the user equipment, so that the network can implement the specific system as soon as possible. optimization.
- the above method is characterized in that, when the first communication node device can obtain the positioning information of the first communication node device, the first communication node device obtains the first communication node device from the first communication node device.
- the time-frequency resource pool to which the target time-frequency resource block belongs is determined in the time-frequency resource pool and the second time-frequency resource pool; when the first communication node device cannot obtain the information of the first communication node device When positioning information, the target time-frequency resource block belongs to the first time-frequency resource pool.
- This application discloses a method used in a second communication node in wireless communication, which is characterized in that it includes:
- the first time-frequency resource pool includes a positive integer number of first-type time-frequency resource blocks
- the second time-frequency resource pool includes a positive integer number of second-type time-frequency resource blocks
- the first time-frequency resource pool The amount of resources occupied in the time domain by any one of the first-type time-frequency resource blocks in the resource pool and the amount of resources occupied in the time domain by any one of the second-type time-frequency resource blocks in the second time-frequency resource pool The number is not equal
- the target time-frequency resource block is a first-type time-frequency resource block included in the first time-frequency resource pool, or the target time-frequency resource block is the second time-frequency resource pool
- the positioning information of the first communication node device is used to determine the target time from the first time-frequency resource pool and the second time-frequency resource pool The time-frequency resource pool to which the frequency resource block belongs.
- the above method is characterized in that the absolute value of the time difference between the transmission start time of the first signal and the reference time is equal to the first timing adjustment amount, and the reception timing of the first communication node device is used When determining the reference moment; when the target time-frequency resource block belongs to the first time-frequency resource pool, the first timing adjustment is greater than 0; when the target time-frequency resource block belongs to the second In the case of a frequency resource pool, the first timing adjustment value is equal to zero.
- the above method is characterized in that it further includes:
- the target sequence when the target time-frequency resource block belongs to the first time-frequency resource pool, the target sequence is used to generate the first signal after W1 repeated transmissions; when the target time-frequency resource block belongs to all In the second time-frequency resource pool, the target sequence is used to generate the first signal after W2 repeated transmissions; the W1 is a positive integer, and the W2 is a positive integer that is not equal to the W1.
- the above method is characterized in that it further includes:
- the third information is used to determine X candidate sequences, where X is a positive integer greater than 1; the target sequence is one candidate sequence among the X candidate sequences, and the first The communication node device randomly selects the target sequence among the X candidate sequences.
- the above method is characterized in that it further includes:
- the position of the target time-frequency resource block in the time-frequency domain is used to determine a first characteristic identifier, and the first signaling carries the first characteristic identifier; and the first time window is Y candidate times A candidate time window in the window, where Y is a positive integer greater than 1, and any two candidate time windows in the Y candidate time windows are orthogonal; the time-frequency to which the target time-frequency resource block belongs The resource pool is used to determine the first time window from the Y candidate time windows.
- the above method is characterized in that it further includes:
- the second signal carries fourth information
- the fourth information is used to indicate the positioning capability of the first communication node device.
- the above method is characterized in that, when the first communication node device can obtain the positioning information of the first communication node device, the first communication node device obtains the first communication node device from the first communication node device.
- the time-frequency resource pool to which the target time-frequency resource block belongs is determined in the time-frequency resource pool and the second time-frequency resource pool; when the first communication node device cannot obtain the information of the first communication node device When positioning information, the target time-frequency resource block belongs to the first time-frequency resource pool.
- This application discloses a first communication node device used in wireless communication, which is characterized in that it includes:
- a first receiver receiving first information and receiving second information, where the first information and the second information are respectively used to determine a first time-frequency resource pool and a second time-frequency resource pool;
- the first transmitter transmits a first signal, and the first signal occupies a target time-frequency resource block;
- the first time-frequency resource pool includes a positive integer number of first-type time-frequency resource blocks
- the second time-frequency resource pool includes a positive integer number of second-type time-frequency resource blocks
- the first time-frequency resource pool The amount of resources occupied in the time domain by any one of the first-type time-frequency resource blocks in the resource pool and the amount of resources occupied in the time domain by any one of the second-type time-frequency resource blocks in the second time-frequency resource pool The number is not equal
- the target time-frequency resource block is a first-type time-frequency resource block included in the first time-frequency resource pool, or the target time-frequency resource block is the second time-frequency resource pool
- the positioning information of the first communication node device is used to determine the target time from the first time-frequency resource pool and the second time-frequency resource pool The time-frequency resource pool to which the frequency resource block belongs.
- This application discloses a second communication node device used in wireless communication, which is characterized in that it includes:
- a second transmitter sending first information and sending second information, where the first information and the second information are respectively used to determine a first time-frequency resource pool and a second time-frequency resource pool;
- a second receiver receiving a first signal, where the first signal occupies a target time-frequency resource block
- the first time-frequency resource pool includes a positive integer number of first-type time-frequency resource blocks
- the second time-frequency resource pool includes a positive integer number of second-type time-frequency resource blocks
- the first time-frequency resource pool The amount of resources occupied in the time domain by any one of the first-type time-frequency resource blocks in the resource pool and the amount of resources occupied in the time domain by any one of the second-type time-frequency resource blocks in the second time-frequency resource pool The number is not equal
- the target time-frequency resource block is a first-type time-frequency resource block included in the first time-frequency resource pool, or the target time-frequency resource block is the second time-frequency resource pool
- the positioning information of the first communication node device is used to determine the target time from the first time-frequency resource pool and the second time-frequency resource pool The time-frequency resource pool to which the frequency resource block belongs.
- this application compared with the random access method in the existing terrestrial network, this application has the following main technical advantages:
- the user equipment can determine the format of the preamble to be sent or the resources occupied by the random access channel according to its own positioning capability or possible positioning information, so that it can target different capabilities and different scenarios Optimize the design of random access to improve the overall performance of the system.
- the method in this application designs a preamble format or a random access channel format that occupies different amounts of time domain resources for different positioning capabilities, ensuring random access performance under different user equipment capabilities.
- the method in this application guarantees an optimized preamble sequence design when the user equipment can accurately obtain positioning information and then uplink timing information, reduces the preamble resource overhead of random access, and improves the probability of random access success.
- the method in this application designs random access channels of different time domain lengths, and the random access channels of different lengths are implemented through the same characteristic sequence through different time domain repetitions, which simplifies system design and reduces implementation complexity Degree, while ensuring good compatibility.
- Figure 1 shows a flow chart of the first information, the second information and the first signal according to an embodiment of the present application
- Figure 2 shows a schematic diagram of a network architecture according to an embodiment of the present application
- FIG. 3 shows a schematic diagram of a wireless protocol architecture of a user plane and a control plane according to an embodiment of the present application
- Fig. 4 shows a schematic diagram of a first communication node and a second communication node according to an embodiment of the present application
- Figure 5 shows a flow chart of signal transmission according to an embodiment of the present application
- FIG. 6 shows a schematic diagram of the relationship between the first time-frequency resource pool and the second time-frequency resource pool according to an embodiment of the present application
- Fig. 7 shows a schematic diagram of a first timing adjustment amount according to an embodiment of the present application
- Fig. 8 shows a schematic diagram of the relationship between the target sequence and the first signal according to an embodiment of the present application
- Fig. 9 shows a schematic diagram of X candidate sequences according to an embodiment of the present application.
- Fig. 10 shows a schematic diagram of Y candidate time windows according to an embodiment of the present application
- FIG. 11 shows a schematic diagram of the relationship between a target time-frequency resource block and a first time-frequency resource pool and a second time-frequency resource pool according to an embodiment of the present application
- Fig. 12 shows a structural block diagram of a processing device in a first communication node device according to an embodiment of the present application
- Fig. 13 shows a structural block diagram of a processing device in a second communication node device according to an embodiment of the present application.
- Embodiment 1 illustrates a flow chart of the transmission of the first information, the second information and the first signal according to an embodiment of the present application, as shown in FIG. 1.
- each box represents a step, and it should be particularly emphasized that the order of each box in the figure does not represent the time sequence of the steps shown.
- the first communication node in this application receives first information and receives second information in step 101; sends the first signal in step 102; the first information and the second information are respectively Used to determine a first time-frequency resource pool and a second time-frequency resource pool; the first signal occupies a target time-frequency resource block; the first time-frequency resource pool includes a positive integer number of first-type time-frequency resource blocks, The second time-frequency resource pool includes a positive integer number of second-type time-frequency resource blocks; the number of resources occupied in the time domain by any one of the first-type time-frequency resource blocks in the first time-frequency resource pool and The number of resources occupied by any second type time-frequency resource block in the second time-frequency resource pool in the time domain is not equal; the target time-frequency resource block is included in the first time-frequency resource pool A first-type time-frequency resource block of the first type, or the target time-frequency resource block is a second-type time-frequency resource block included in the second time-frequency resource pool; positioning information of the first
- the first information and the second information are two independent information.
- the first information and the second information are joint coding (Joint Coding).
- the first information and the second information are two sub-information in one information.
- the first information and the second information are carried through the same signaling.
- the first information and the second information are carried through two different signalings.
- the first information is the second information
- the first information and the second information are two different fields in the same signaling.
- the first information and the second information are two different IEs (Information Elements) in the same signaling.
- the first information and the second information are carried through a PDSCH (Physical Downlink Shared Channel, physical downlink shared channel).
- PDSCH Physical Downlink Shared Channel, physical downlink shared channel
- the first information and the second information are carried through two different PDSCHs (Physical Downlink Shared Channel, physical downlink shared channel).
- PDSCHs Physical Downlink Shared Channel, physical downlink shared channel.
- the first information is transmitted through higher layer signaling.
- the first information is transmitted through physical layer signaling.
- the first information includes all or part of a high-layer signaling.
- the first information includes all or part of a physical layer signaling.
- the first information includes all or part of an IE (Information Element, information element) in an RRC (Radio Resource Control, radio resource control) signaling.
- IE Information Element, information element
- RRC Radio Resource Control, radio resource control
- the first information includes all or part of a field (Field) in an IE (Information Element, information element) in an RRC (Radio Resource Control, radio resource control) signaling.
- Field Information Element, information element
- RRC Radio Resource Control, radio resource control
- the first information includes all or part of fields in a MAC (Medium Access Control) layer signaling.
- MAC Medium Access Control
- the first information includes all or part of a system information block (SIB, System Information Block).
- SIB system information block
- the first information includes all or part of a MAC (Medium Access Control) CE (Control Element, control element).
- MAC Medium Access Control
- CE Control Element, control element
- the first information includes all or part of a MAC (Medium Access Control) header (Header).
- MAC Medium Access Control
- the first information is transmitted through a DL-SCH (Downlink Shared Channel, downlink shared channel).
- DL-SCH Downlink Shared Channel, downlink shared channel
- the first information is transmitted through a PDSCH (Physical Downlink Shared Channel, physical downlink shared channel).
- PDSCH Physical Downlink Shared Channel, physical downlink shared channel
- the first information is related to the coverage area of the second communication node in this application.
- the first information is related to the height of the second communication node in this application.
- the first information is related to the type of the second communication node in this application.
- the first information is related to the inclination angle of the second communication node in this application relative to the first communication node in this application.
- the first information is related to the size of the coverage area of the second communication node in this application.
- the first information is broadcast.
- the first information is cell specific (Cell Specific).
- the first information is user equipment specific (UE-specific).
- the first information is user equipment group-specific (UE group-specific).
- the first information is geographic area specific.
- the first information includes all or part of a field of a DCI (Down ink Control Information) signaling.
- DCI Down ink Control Information
- the second information is transmitted through higher layer signaling.
- the second information is transmitted through physical layer signaling.
- the second information includes all or part of a high-layer signaling.
- the second information includes all or part of a physical layer signaling.
- the second information includes all or part of an IE (Information Element, information element) in an RRC (Radio Resource Control, radio resource control) signaling.
- IE Information Element, information element
- RRC Radio Resource Control, radio resource control
- the second information includes all or part of a field (Field) in an IE (Information Element, information element) in an RRC (Radio Resource Control, radio resource control) signaling.
- Field Information Element, information element
- RRC Radio Resource Control, radio resource control
- the second information includes all or part of the fields in a MAC (Medium Access Control) layer signaling.
- MAC Medium Access Control
- the second information includes all or part of a system information block (SIB, System Information Block).
- SIB system information block
- the second information includes all or part of a MAC (Medium Access Control) CE (Control Element, control element).
- MAC Medium Access Control
- CE Control Element, control element
- the second information includes all or part of a MAC (Medium Access Control) header (Header).
- MAC Medium Access Control
- the second information is transmitted through a DL-SCH (Downlink Shared Channel, downlink shared channel).
- DL-SCH Downlink Shared Channel, downlink shared channel
- the second information is transmitted through a PDSCH (Physical Downlink Shared Channel, physical downlink shared channel).
- PDSCH Physical Downlink Shared Channel, physical downlink shared channel
- the second information is related to the coverage area of the second communication node in this application.
- the second information is related to the height of the second communication node in this application.
- the second information is related to the type of the second communication node in this application.
- the second information is related to the inclination angle of the second communication node in this application relative to the first communication node in this application.
- the second information is related to the size of the coverage area of the second communication node in this application.
- the second information is broadcast.
- the second information is cell specific (Cell Specific).
- the second information is user equipment specific (UE-specific).
- the second information is user equipment group-specific (UE group-specific).
- the second information is geographic area specific.
- the second information includes all or part of a field of DCI (Downlink Control Information) signaling.
- DCI Downlink Control Information
- the above sentence “the first information and the second information are used to determine the first time-frequency resource pool and the second time-frequency resource pool, respectively” includes the following meanings: the first information and the The second information is respectively used by the first communication node device in this application to determine the first time-frequency resource pool and the second time-frequency resource pool.
- the above sentence “the first information and the second information are used to determine the first time-frequency resource pool and the second time-frequency resource pool, respectively” includes the following meanings: the first information and the The second information is respectively used to directly indicate the first time-frequency resource pool and the second time-frequency resource pool.
- the above sentence “the first information and the second information are used to determine the first time-frequency resource pool and the second time-frequency resource pool, respectively” includes the following meanings: the first information and the The second information is respectively used to indirectly indicate the first time-frequency resource pool and the second time-frequency resource pool.
- the above sentence “the first information and the second information are used to determine the first time-frequency resource pool and the second time-frequency resource pool, respectively” includes the following meanings: the first information and the The second information is respectively used to explicitly indicate the first time-frequency resource pool and the second time-frequency resource pool.
- the above sentence “the first information and the second information are used to determine the first time-frequency resource pool and the second time-frequency resource pool, respectively” includes the following meanings: the first information and the The second information is respectively used to implicitly indicate the first time-frequency resource pool and the second time-frequency resource pool.
- the above sentence “the first information and the second information are used to determine the first time-frequency resource pool and the second time-frequency resource pool, respectively” includes the following meanings: the first information and the The second information is used to explicitly indicate and implicitly indicate the first time-frequency resource pool and the second time-frequency resource pool, respectively.
- the above sentence “the first information and the second information are used to determine the first time-frequency resource pool and the second time-frequency resource pool, respectively” includes the following meanings: the first information and the The second information is used to implicitly indicate and explicitly indicate the first time-frequency resource pool and the second time-frequency resource pool, respectively.
- both the first information and the second information are transmitted through an air interface.
- both the first information and the second information are transmitted through a wireless interface.
- the first time-frequency resource pool includes continuous time-domain resources in the time domain.
- the first time-frequency resource pool includes discrete time-domain resources in the time domain.
- the first time-frequency resource pool includes continuous frequency-domain resources in the frequency domain.
- the first time-frequency resource pool includes discrete frequency-domain resources in the frequency domain.
- the second time-frequency resource pool includes continuous time-domain resources in the time domain.
- the second time-frequency resource pool includes discrete time-domain resources in the time domain.
- the second time-frequency resource pool includes continuous frequency-domain resources in the frequency domain.
- the second time-frequency resource pool includes discrete frequency-domain resources in the frequency domain.
- the first time-frequency resource pool and the second time-frequency resource pool are orthogonal.
- the first time-frequency resource pool and the second time-frequency resource pool are non-orthogonal.
- RE Resource Element
- any RE (Resource Element) in the first time-frequency resource pool and any RE (Resource Element) in the second time-frequency resource pool occupy in the time domain Different time domain resources.
- the first time-frequency resource pool and the second time-frequency resource pool are frequency division multiplexing (FDM, Frequency Division Multiplexing).
- the first time-frequency resource pool and the second time-frequency resource pool are time division multiplexing (TDM, Time Division Multiplexing).
- the first signal is a baseband signal.
- the first signal is a radio frequency signal.
- the first information is transmitted through an air interface.
- the first signal is transmitted through a wireless interface.
- the first signal is used for random access.
- the first signal is transmitted through a physical random access channel (PRACH, Physical Random Access Channel).
- PRACH Physical Random Access Channel
- the first signal carries Msg1 (message 1) in 4-step random access.
- the first signal carries MsgA (message A) in 2-step random access.
- the first signal carries a preamble.
- a pseudo-random sequence is used to generate the first signal.
- a Zadoff-Chu (ZC) sequence is used to generate the first signal.
- a Zadoff-Chu (ZC) sequence with a length of 839 is used to generate the first signal.
- a Zadoff-Chu (ZC) sequence with a length of 139 is used to generate the first signal.
- the first signal includes CP (Cyclic Prefix), Preamble (Preamble) and GP (Guard Period, guard time).
- CP Cyclic Prefix
- Preamble Preamble
- GP Guard Period, guard time
- the target time-frequency resource block is a time-frequency resource occupied by a physical random access signal opportunity (PRACH Occasion).
- PRACH Occasion a physical random access signal opportunity
- the target time-frequency resource block includes continuous time-domain resources.
- the target time-frequency resource block includes continuous frequency domain resources.
- the target time-frequency resource block in the time domain includes time domain resources occupied by CP (Cyclic Prefix), time domain resources occupied by Preamble (preamble) and GP (Guard Period, guard time) Time domain resources occupied.
- CP Cyclic Prefix
- Preamble Preamble
- GP Guard Period, guard time
- the target time-frequency resource block includes idle time-domain resources in the time domain.
- the target time-frequency resource block includes a positive integer number of REs.
- the target time-frequency resource block can only belong to one of the first time-frequency resource pool or the second time-frequency resource pool.
- the target time-frequency resource block belongs to a time-frequency resource pool other than the first time-frequency resource pool or the second time-frequency resource pool.
- each first-type time-frequency resource block included in the first time-frequency resource pool includes continuous time domain resources in the time domain and continuous frequency domain resources in the frequency domain.
- each second-type time-frequency resource block included in the second time-frequency resource pool includes continuous time domain resources in the time domain and continuous frequency domain resources in the frequency domain.
- the first-type time-frequency resource blocks in the first time-frequency resource pool are periodically distributed in the time domain.
- the second type of time-frequency resource blocks in the second time-frequency resource pool are periodically distributed in the time domain.
- the above sentence “the number of resources occupied by any one of the first-type time-frequency resource blocks in the first time-frequency resource pool in the time domain and any one of the first time-frequency resource blocks in the second time-frequency resource pool "The number of resources occupied by the second-type time-frequency resource blocks in the time domain is not equal" includes the following meaning: the OFDM (Orthogonal) occupied by any one of the first-type time-frequency resource blocks in the first time-frequency resource pool The number of Frequency Division Multiplexing (Orthogonal Frequency Division Multiplexing) symbols is not equal to the number of OFDM symbols occupied by any second type time-frequency resource block in the second time-frequency resource pool in the time domain.
- the above sentence "the number of resources occupied by any one of the first-type time-frequency resource blocks in the first time-frequency resource pool in the time domain and any one of the first time-frequency resource blocks in the second time-frequency resource pool "The number of resources occupied by the second type of time-frequency resource blocks in the time domain is not equal" includes the following meaning: the length of the time interval occupied by any one of the first type of time-frequency resource blocks in the first time-frequency resource pool in the time domain The length of the time interval occupied in the time domain by any second type time-frequency resource block in the second time-frequency resource pool is not equal.
- the above sentence “the number of resources occupied by any one of the first-type time-frequency resource blocks in the first time-frequency resource pool in the time domain and any one of the first time-frequency resource blocks in the second time-frequency resource pool "The number of resources occupied by the second-type time-frequency resource blocks in the time domain is not equal" includes the following meaning: the physical random access channel preamble corresponding to any one of the first-type time-frequency resource blocks in the first time-frequency resource pool
- the format (PRACH Preamble Format) is different from the physical random access channel preamble format (PRACH Preamble Format) corresponding to any second type time-frequency resource block in the second time-frequency resource pool.
- the positioning information of the first communication node device includes positioning capability information of the first communication node device.
- the positioning information of the first communication node device includes whether the first communication node device can calculate the first communication node device and the second communication node device according to its own geographic location. The distance between communication node devices.
- the positioning information of the first communication node device includes whether the first communication node device can calculate the first communication node device and the second communication node device according to its own geographic location. The distance between communication node devices and the accuracy of the distance obtained.
- the positioning information of the first communication node device includes whether the first communication node device can calculate the first communication node device and the second communication node device according to its own geographic location. Propagation Delay between communication node devices.
- the positioning information of the first communication node device includes whether the first communication node device can calculate the first communication node device and the second communication node device according to its own geographic location.
- the transmission delay between communication node devices and the accuracy of the obtained transmission delay includes
- the positioning information of the first communication node device includes a positioning method of the first communication node device.
- the positioning information of the first communication node device includes whether the first communication node device supports GNSS (Global Navigation Satellite System, Global Navigation Satellite System).
- GNSS Global Navigation Satellite System, Global Navigation Satellite System
- the positioning information of the first communication node device includes whether the first communication node device supports GNSS (Global Navigation Satellite System, Global Navigation Satellite System) and the positioning accuracy when it supports GNSS.
- GNSS Global Navigation Satellite System, Global Navigation Satellite System
- the positioning information of the first communication node device includes the accuracy of the positioning of the first communication node device.
- the positioning information of the first communication node device includes whether the first communication node device supports GNSS (Global Navigation Satellite System, Global Navigation Satellite System) and the type of GNSS when it supports GNSS.
- GNSS Global Navigation Satellite System, Global Navigation Satellite System
- Time-frequency resource pool includes the following meaning: whether the first communication node device can obtain the positioning information of the first communication node device to be used from the first time-frequency resource pool and the second time-frequency resource pool Determine the time-frequency resource pool to which the target time-frequency resource block belongs.
- Time-frequency resource pool includes the following meaning: the positioning information of the first communication node device is used by the first communication node device to determine the location information from the first time-frequency resource pool and the second time-frequency resource pool. The time-frequency resource pool to which the target time-frequency resource block belongs.
- Time-frequency resource pool includes the following meaning: the positioning information of the first communication node device is used to determine the target time-frequency resource pool from the first time-frequency resource pool and the second time-frequency resource pool based on mapping conditions. The time-frequency resource pool to which the resource block belongs.
- Time-frequency resource pool includes the following meaning: whether the first communication node device has the positioning capability is used to determine the target time-frequency resource from the first time-frequency resource pool and the second time-frequency resource pool The time-frequency resource pool to which the block belongs.
- the above sentence “The positioning information of the first communication node device is used to determine from the first time-frequency resource pool and the second time-frequency resource pool to which the target time-frequency resource block belongs "Time-frequency resource pool” includes the following meaning: whether the first communication node device can obtain the positioning information of the first communication node device is used to determine whether the target time-frequency resource block belongs to the first time-frequency resource pool Still the second time-frequency resource pool.
- the above sentence “The positioning information of the first communication node device is used to determine from the first time-frequency resource pool and the second time-frequency resource pool to which the target time-frequency resource block belongs "Time-frequency resource pool” includes the following meaning: the positioning information of the first communication node device is used to determine whether the target time-frequency resource block belongs to the first time-frequency resource pool or the second time-frequency resource pool.
- Embodiment 2 illustrates a schematic diagram of a network architecture according to the present application, as shown in FIG. 2.
- FIG. 2 is a diagram illustrating a system network architecture 200 of NR 5G, LTE (Long-Term Evolution) and LTE-A (Long-Term Evolution Advanced).
- the NR 5G or LTE network architecture 200 may be called EPS (Evolved Packet System) 200.
- EPS Evolved Packet System
- EPS 200 may include one or more UE (User Equipment) 201, NG-RAN (Next Generation Radio Access Network) 202, EPC (Evolved Packet Core, Evolved Packet Core)/5G-CN (5G-Core Network) , 5G core network) 210, HSS (Home Subscriber Server, home subscriber server) 220 and Internet service 230.
- EPS can be interconnected with other access networks, but these entities/interfaces are not shown for simplicity. As shown in the figure, EPS provides packet switching services. However, those skilled in the art will easily understand that various concepts presented throughout this application can be extended to networks that provide circuit switching services or other cellular networks.
- NG-RAN includes NR Node B (gNB) 203 and other gNB 204.
- gNB203 provides user and control plane protocol termination towards UE201.
- the gNB203 can be connected to other gNB204 via an Xn interface (for example, backhaul).
- gNB203 can also be called a base station, base transceiver station, radio base station, radio transceiver, transceiver function, basic service set (BSS), extended service set (ESS), TRP (transmit and receive point) or some other suitable terminology.
- BSS basic service set
- ESS extended service set
- TRP transmit and receive point
- gNB203 can be a satellite or a ground base station relayed by satellite.
- gNB203 provides UE201 with an access point to EPC/5G-CN210.
- Examples of UE201 include cellular phones, smart phones, Session Initiation Protocol (SIP) phones, laptop computers, personal digital assistants (PDAs), satellite radios, global positioning systems, multimedia devices, video devices, digital audio players (for example, MP3 players), cameras, game consoles, drones, aircrafts, narrowband physical network equipment, machine type communication equipment, land vehicles, automobiles, wearable devices, or any other similar functional devices.
- UE201 can also refer to UE201 as a mobile station, subscriber station, mobile unit, subscriber unit, wireless unit, remote unit, mobile device, wireless device, wireless communication device, remote device, mobile subscriber station, access terminal, Mobile terminal, wireless terminal, remote terminal, handset, user agent, mobile client, client or some other suitable term.
- the gNB203 is connected to EPC/5G-CN210 through the S1/NG interface.
- EPC/5G-CN210 includes MME/AMF/UPF 211, other MME/AMF/UPF 214, S-GW (Service Gateway) 212, and P-GW (Packet Date Network Gateway) 213.
- MME/AMF/UPF211 is a control node that processes the signaling between UE201 and EPC/5G-CN210.
- MME/AMF/UPF211 provides bearer and connection management. All user IP (Internet Protocol, Internet Protocol) packets are transmitted through S-GW212, and S-GW212 itself is connected to P-GW213.
- the P-GW213 provides UE IP address allocation and other functions.
- the P-GW213 is connected to the Internet service 230.
- the Internet service 230 includes the operator's corresponding Internet protocol service, which may specifically include the Internet, an intranet, and IMS (IP Multimedia Subsystem, IP Multimedia Subsystem).
- the UE201 corresponds to the first communication node device in this application.
- the UE 201 supports transmission on a non-terrestrial network (NTN).
- NTN non-terrestrial network
- the UE 201 supports transmission in a large delay difference network.
- the gNB203 corresponds to the second communication node device in this application.
- the gNB203 supports transmission on a non-terrestrial network (NTN).
- NTN non-terrestrial network
- the gNB203 supports transmission in a large delay difference network.
- Embodiment 3 shows a schematic diagram of an embodiment of a wireless protocol architecture of a user plane and a control plane according to the present application, as shown in FIG. 3.
- FIG. 3 is a schematic diagram illustrating an embodiment of the radio protocol architecture for the user plane 350 and the control plane 300.
- FIG. 3 shows three layers for the first communication node device (UE, satellite or aircraft in gNB or NTN) and The second communication node device (gNB, UE or satellite or aircraft in NTN), or the radio protocol architecture of the control plane 300 between two UEs: layer 1, layer 2, and layer 3.
- Layer 1 (L1 layer) is the lowest layer and implements various PHY (physical layer) signal processing functions.
- the L1 layer will be referred to as PHY301 herein.
- Layer 2 (L2 layer) 305 is above PHY301 and is responsible for the link between the first communication node device and the second communication node device and the two UEs through PHY301.
- L2 layer 305 includes MAC (Medium Access Control) sublayer 302, RLC (Radio Link Control, radio link layer control protocol) sublayer 303, and PDCP (Packet Data Convergence Protocol, packet data convergence protocol) sublayer 304. These sublayers terminate at the second communication node device.
- the PDCP sublayer 304 provides multiplexing between different radio bearers and logical channels.
- the PDCP sublayer 304 also provides security by encrypting data packets, as well as providing support for handover between the second communication node devices and the first communication node device.
- the RLC sublayer 303 provides segmentation and reassembly of upper layer data packets, retransmission of lost data packets, and reordering of data packets to compensate for out-of-order reception due to HARQ.
- the MAC sublayer 302 provides multiplexing between logical and transport channels.
- the MAC sublayer 302 is also responsible for allocating various radio resources (for example, resource blocks) in a cell among the first communication node devices.
- the MAC sublayer 302 is also responsible for HARQ operations.
- the RRC (Radio Resource Control, Radio Resource Control) sublayer 306 in layer 3 (L3 layer) of the control plane 300 is responsible for obtaining radio resources (ie, radio bearers) and using the difference between the second communication node device and the first communication node device.
- the radio protocol architecture of the user plane 350 includes layer 1 (L1 layer) and layer 2 (L2 layer).
- the radio protocol architecture for the first communication node device and the second communication node device in the user plane 350 is for the physical layer 351, L2
- the PDCP sublayer 354 in the layer 355, the RLC sublayer 353 in the L2 layer 355, and the MAC sublayer 352 in the L2 layer 355 are basically the same as the corresponding layers and sublayers in the control plane 300, but the PDCP sublayer 354 also Provides header compression for upper layer data packets to reduce radio transmission overhead.
- the L2 layer 355 in the user plane 350 also includes the SDAP (Service Data Adaptation Protocol, Service Data Adaptation Protocol) sublayer 356.
- the SDAP sublayer 356 is responsible for the mapping between the QoS flow and the Data Radio Bearer (DRB). To support business diversity.
- the first communication node device may have several upper layers above the L2 layer 355, including a network layer (for example, an IP layer) terminating at the P-GW on the network side and another terminating at the connection.
- Application layer at one end for example, remote UE, server, etc.).
- the wireless protocol architecture in FIG. 3 is applicable to the first communication node device in this application.
- the wireless protocol architecture in FIG. 3 is applicable to the second communication node device in this application.
- the first information in this application is generated in the RRC306.
- the first information in this application is generated in the MAC302 or MAC352.
- the first information in this application is generated in the PHY301 or PHY351.
- the second information in this application is generated in the RRC306.
- the second information in this application is generated in the MAC302 or MAC352.
- the second information in this application is generated in the PHY301 or PHY351.
- the first signal in this application is generated in the MAC302 or MAC352.
- the first signal in this application is generated in the PHY301 or PHY351.
- the target sequence in this application is generated in the PHY301 or PHY351.
- the third information in this application is generated in the RRC306.
- the third information in this application is generated in the MAC302 or MAC352.
- the third information in this application is generated in the PHY301 or PHY351.
- the first signaling in this application is generated in the RRC306.
- the first signaling in this application is generated in the MAC302 or MAC352.
- the first signaling in this application is generated in the PHY301 or PHY351.
- the second signal in this application is generated in the RRC306.
- the second signal in this application is generated in the MAC302 or MAC352.
- the second signal in this application is generated in the PHY301 or PHY351.
- the fourth information in this application is generated in the RRC306.
- the fourth information in this application is generated in the MAC302 or MAC352.
- the fourth information in this application is generated in the PHY301 or PHY351.
- Embodiment 4 shows a schematic diagram of a first communication node device and a second communication node device according to the present application, as shown in FIG. 4.
- the first communication node device (450) includes a controller/processor 490, a data source/buffer 480, a receiving processor 452, a transmitter/receiver 456, and a transmitting processor 455.
- the transmitter/receiver 456 includes an antenna 460.
- the data source/buffer 480 provides upper layer packets to the controller/processor 490, and the controller/processor 490 provides header compression and decompression, encryption and decryption, packet segment connection and reordering, and multiplexing between logic and transmission channels. Demultiplexing is used to implement the L2 layer and above protocols for the user plane and the control plane, and the upper layer packets may include data or control information, such as DL-SCH or UL-SCH or SL-SCH.
- the transmission processor 455 implements various signal transmission processing functions for the L1 layer (ie, physical layer) including coding, interleaving, scrambling, modulation, power control/allocation, precoding, and physical layer control signaling generation, etc.
- the reception processor 452 implements various signal reception processing functions for the L1 layer (ie, physical layer) including decoding, deinterleaving, descrambling, demodulation, deprecoding, physical layer control signaling extraction, and the like.
- the transmitter 456 is used for converting the baseband signal provided by the transmitting processor 455 into a radio frequency signal and transmitting it via the antenna 460, and the receiver 456 is used for converting the radio frequency signal received by the antenna 460 into a baseband signal and providing it to the receiving processor 452.
- the second communication node device (410) may include a controller/processor 440, a data source/buffer 430, a receiving processor 412, a transmitter/receiver 416, and a transmitting processor 415.
- the transmitter/receiver 416 includes Antenna 420.
- the data source/buffer 430 provides upper layer packets to the controller/processor 440, and the controller/processor 440 provides header compression and decompression, encryption and decryption, packet segmentation connection and reordering, and multiplexing between logic and transmission channels. Use demultiplexing to implement the L2 layer protocol for the user plane and the control plane.
- the upper layer packet may include data or control information, such as DL-SCH or UL-SCH or SL-SCH.
- the transmission processor 415 implements various signal transmission processing functions for the L1 layer (ie, physical layer) including coding, interleaving, scrambling, modulation, power control/distribution, precoding, and physical layer signaling (including synchronization signals and reference Signal etc.) generation etc.
- the reception processor 412 implements various signal reception processing functions for the L1 layer (ie, physical layer) including decoding, deinterleaving, descrambling, demodulation, deprecoding, physical layer signaling extraction, and the like.
- the transmitter 416 is used for converting the baseband signal provided by the transmitting processor 415 into a radio frequency signal and transmitting it via the antenna 420, and the receiver 416 is used for converting the radio frequency signal received by the antenna 420 into a baseband signal and providing it to the receiving processor 412.
- DL Downlink
- upper layer packets such as the first information, second information, third information in this application, and higher layer information included in the first signaling are provided to the controller/processor 440.
- the controller/processor 440 implements the functions of the L2 layer and above.
- the controller/processor 440 provides packet header compression, encryption, packet segmentation and reordering, multiplexing between logic and transport channels, and multiplexing of the first communication node device 450 based on various priority metrics. Radio resource allocation.
- the controller/processor 440 is also responsible for HARQ operation, retransmission of lost packets, and signaling to the first communication node device 450, such as the first information, second information, third information and first signaling in this application
- the high-level information (if included) included in is all generated in the controller/processor 440.
- the transmit processor 415 implements various signal processing functions for the L1 layer (ie, physical layer), including coding, interleaving, scrambling, modulation, power control/allocation, precoding, and physical layer control signaling generation, etc. This application
- the first information, the second information, the third information and the physical layer signal of the first signaling are generated in the transmit processor 415.
- each receiver 456 receives the radio frequency signal through its corresponding antenna 460, and each receiver 456 recovers the baseband information modulated onto the radio frequency carrier, and provides the baseband information to the receiving processor 452.
- the reception processor 452 implements various signal reception processing functions of the L1 layer.
- the signal reception processing function includes the reception of the first information, the second information, the third information and the physical layer signal of the first signaling in this application, etc., based on various modulation schemes through the multi-carrier symbols in the multi-carrier symbol stream ( For example, the demodulation of binary phase shift keying (BPSK), quadrature phase shift keying (QPSK)), followed by descrambling, decoding and deinterleaving to recover the data transmitted by the second communication node device 410 on the physical channel or Control, and then provide data and control signals to the controller/processor 490.
- the controller/processor 490 is responsible for the L2 layer and above.
- the controller/processor 490 is responsible for the first information, second information, third information and high-level information included in the first signaling in this application (if it includes high-level information). Interpretation.
- the controller/processor may be associated with a memory 480 that stores program codes and data.
- the memory 480 may be referred to as a computer-readable medium.
- the data source/buffer 480 is used to provide high-level data to the controller/processor 490.
- the data source/buffer 480 represents the L2 layer and all protocol layers above the L2 layer.
- the controller/processor 490 is implemented for the user plane and by providing header compression, encryption, packet segmentation and reordering, and multiplexing between logic and transport channels based on the radio resource allocation of the second communication node 410. L2 layer protocol of the control plane.
- the controller/processor 490 is also responsible for HARQ operations, retransmission of lost packets, and signaling to the second communication node 410.
- the first signal in this application is generated by the controller/processor 490, and the second signal is generated by the data source/buffer 480.
- the transmission processor 455 implements various signal transmission processing functions for the L1 layer (ie, physical layer).
- the physical layer signal of the first signal and the physical layer signal of the second signal in the present application are generated by the transmission processor 455.
- Signal transmission processing functions include coding and interleaving to facilitate forward error correction (FEC) at the UE450 and pair based on various modulation schemes (e.g., binary phase shift keying (BPSK), quadrature phase shift keying (QPSK))
- FEC forward error correction
- BPSK binary phase shift keying
- QPSK quadrature phase shift keying
- the baseband signal is modulated, the modulation symbols are divided into parallel streams and each stream is mapped to the corresponding multi-carrier sub-carrier and/or multi-carrier symbol, and then mapped to the antenna 460 by the transmit processor 455 via the transmitter 456 to transmit as a radio frequency signal Get out.
- the receivers 416 receive radio frequency signals through their corresponding antennas 420, and each receiver 416 recovers the baseband information modulated onto the radio frequency carrier and provides the baseband information to the receiving processor 412.
- the receiving processor 412 implements various signal receiving and processing functions for the L1 layer (ie, the physical layer), including receiving and processing the physical layer signals of the first signal and the second signal in this application, and the signal receiving processing function includes acquiring multiple carriers Symbol stream, then demodulate the multi-carrier symbols in the multi-carrier symbol stream based on various modulation schemes (for example, binary phase shift keying (BPSK), quadrature phase shift keying (QPSK)), and then decode and decode Interleaving to recover the data and/or control signal originally transmitted by the first communication node device 450 on the physical channel.
- BPSK binary phase shift keying
- QPSK quadrature phase shift keying
- the data and/or control signals are then provided to the controller/processor 440.
- the controller/processor 440 implements the functions of the L2 layer, including the interpretation of the information carried by the first signal and the second signal in this application (including the fourth information in this application).
- the controller/processor may be associated with a buffer 430 that stores program codes and data.
- the buffer 430 may be a computer-readable medium.
- the first communication node device 450 includes: at least one processor and at least one memory, the at least one memory includes computer program code; the at least one memory and the computer program code are configured to The at least one processor is used together, and the first communication node device 450 means at least: receiving first information and receiving second information, and the first information and the second information are respectively used to determine the first time and frequency A resource pool and a second time-frequency resource pool; sending a first signal, and the first signal occupies a target time-frequency resource block; wherein, the first time-frequency resource pool includes a positive integer number of first-type time-frequency resource blocks, The second time-frequency resource pool includes a positive integer number of second-type time-frequency resource blocks; the number of resources occupied in the time domain by any one of the first-type time-frequency resource blocks in the first time-frequency resource pool and The number of resources occupied by any second type time-frequency resource block in the second time-frequency resource pool in the time domain is not equal; the target time-frequency resource block is included in the first time-
- the first communication node device 450 includes: a memory storing a computer-readable instruction program, the computer-readable instruction program generates actions when executed by at least one processor, and the actions include: Receiving first information and receiving second information, where the first information and the second information are respectively used to determine a first time-frequency resource pool and a second time-frequency resource pool; sending a first signal, the first signal Occupy a target time-frequency resource block; wherein the first time-frequency resource pool includes a positive integer number of first-type time-frequency resource blocks, and the second time-frequency resource pool includes a positive integer number of second-type time-frequency resource blocks ; The number of resources occupied by any one first-type time-frequency resource block in the first time-frequency resource pool in the time domain and any second-type time-frequency resource block in the second time-frequency resource pool The number of resources occupied by the time domain is not equal; the target time-frequency resource block is a first-type time-frequency resource block included in the first time-frequency resource pool, or the target time-
- the second communication node device 410 device includes: at least one processor and at least one memory, the at least one memory includes computer program code; the at least one memory and the computer program code are configured to The at least one processor is used together.
- the second communication node device 410 means at least: sending first information and sending second information, the first information and the second information are respectively used to determine the first time-frequency resource pool and the second time-frequency resource pool Receiving a first signal, the first signal occupies a target time-frequency resource block; wherein, the first time-frequency resource pool includes a positive integer number of first-type time-frequency resource blocks, the second time-frequency resource pool Includes a positive integer number of second-type time-frequency resource blocks; the number of resources occupied by any one of the first-type time-frequency resource blocks in the time domain in the first time-frequency resource pool and the number of resources in the second time-frequency resource pool The number of resources occupied by any one of the second-type time-frequency resource blocks in the time domain is not equal; the target time-frequency resource block is a
- the second communication node device 410 includes: a memory storing a computer-readable instruction program, the computer-readable instruction program generates actions when executed by at least one processor, and the actions include: sending The first information and the second information are sent.
- the first information and the second information are respectively used to determine the first time-frequency resource pool and the second time-frequency resource pool; when the first signal is received, the first signal occupies Target time-frequency resource block; wherein the first time-frequency resource pool includes a positive integer number of first-type time-frequency resource blocks, and the second time-frequency resource pool includes a positive integer number of second-type time-frequency resource blocks;
- the number of resources occupied by any one of the first-type time-frequency resource blocks in the time domain in the first time-frequency resource pool and the number of any second-type time-frequency resource blocks in the second time-frequency resource pool in the time domain The number of resources occupied by the domain is not equal; the target time-frequency resource block is a first-type time-frequency resource block included in the first time-frequency resource pool, or
- the first communication node device 450 is a user equipment (UE).
- UE user equipment
- the first communication node device 450 is a user equipment that supports a large delay difference.
- the first communication node device 450 is a user equipment supporting NTN.
- the first communication node device 450 is an aircraft device.
- the second communication node device 410 is a base station device (gNB/eNB).
- the second communication node device 410 is a base station device supporting a large delay difference.
- the second communication node device 410 is a base station device supporting NTN.
- the second communication node device 410 is a satellite device.
- the second communication node device 410 is a flight platform device.
- the receiver 456 (including the antenna 460), the receiving processor 452, and the controller/processor 490 are used in this application to receive the first information.
- the receiver 456 (including the antenna 460), the receiving processor 452 and the controller/processor 490 are used in this application to receive the second information.
- the transmitter 456 (including the antenna 460), the transmission processor 455 and the controller/processor 490 are used to transmit the first signal in this application.
- the receiver 456 (including the antenna 460), the receiving processor 452, and the controller/processor 490 are used in this application to receive the first signaling.
- the receiver 456 (including the antenna 460), the receiving processor 452 and the controller/processor 490 are used to receive the third information in this application.
- the transmitter 456 (including the antenna 460), the transmission processor 455 and the controller/processor 490 are used to transmit the second signal in this application.
- the transmitter 416 (including the antenna 420), the transmission processor 415, and the controller/processor 440 are used to transmit the first information in this application.
- the transmitter 416 (including the antenna 420), the transmission processor 415 and the controller/processor 440 are used to transmit the second information in this application.
- the receiver 416 (including the antenna 420), the receiving processor 412 and the controller/processor 440 are used to receive the first signal in this application.
- the transmitter 416 (including the antenna 420), the transmission processor 415, and the controller/processor 440 are used to send the first signaling in this application.
- the transmitter 416 (including the antenna 420), the transmission processor 415, and the controller/processor 440 are used to transmit the third information in this application.
- the receiver 416 (including the antenna 420), the receiving processor 412 and the controller/processor 440 are used to receive the second signal in this application.
- Embodiment 5 illustrates a wireless signal transmission flow chart according to an embodiment of the present application, as shown in FIG. 5.
- the second communication node N1 is a maintenance base station of the serving cell of the first communication node U2. It is particularly noted that the sequence in this example does not limit the signal transmission sequence and implementation sequence in this application.
- step S21 For the first communication node U2, received in step S21 the first information and the second information received, the information received in the third step S22, the target sequence is determined in step S23, a first signal is transmitted in step S24, in step S25, The first signaling is received in the first time window, and the second signal is sent in step S26.
- the first information and the second information in this application are respectively used to determine the first time-frequency resource pool and the second time-frequency resource pool; the first signal in this application occupies Target time-frequency resource block; the first time-frequency resource pool includes a positive integer number of first-type time-frequency resource blocks, and the second time-frequency resource pool includes a positive integer number of second-type time-frequency resource blocks; The number of resources occupied by any one of the first-type time-frequency resource blocks in the first time-frequency resource pool in the time domain and any one of the second-type time-frequency resource blocks in the second time-frequency resource pool in the time domain The number of occupied resources is not equal; the target time-frequency resource block is a first-type time-frequency resource block included in the first time-frequency resource pool, or the target time-frequency resource block is the second A second-type time-frequency resource block included in the time-frequency resource pool; the positioning information of the first communication node device is used to determine from the first time-frequency resource pool and the second time-frequency resource pool The time-
- the target sequence is used to generate the first signal after W2 repeated transmissions;
- the W1 is a positive integer, and the W2 is A positive integer that is not equal to the W1;
- the third information is used to determine X candidate sequences, and the X is a positive integer greater than 1;
- the target sequence is one of the X candidate sequences Alternative sequence, the first communication node device randomly selects the target sequence among the X alternative sequences;
- the position of the target time-frequency resource block in the time-frequency domain is used to determine the first feature identifier, so
- the first signaling carries the first feature identifier;
- the first time window is one candidate time window among Y candidate time windows, the Y is a positive integer greater than 1, and the Y candidates Any two candidate time windows in the time window are orthogonal;
- the time-frequency resource pool to which the target time-frequency resource block belongs is used to determine the first time window from the Y candidate time windows;
- the second signal carries fourth information, and the fourth information
- the second signal includes Msg3 (message 3).
- the second signal includes MsgA (message A).
- the second signal is transmitted through the data channel in the first step of the 2-step random access process.
- the second signal is PUSCH (Physical Uplink Shared Channel, Physical Uplink Shared Channel) in MsgA.
- the second signal carries a retransmission of Msg3.
- the second signal carries an initial transmission of Msg3.
- the second signal carries a retransmission of MsgB.
- the second signal carries an initial transmission of MsgB.
- the second signal is transmitted through UL-SCH (Uplink Shared Channel, uplink shared channel).
- UL-SCH Uplink Shared Channel, uplink shared channel
- the second signal is transmitted through PUSCH (Physical Uplink Shared Channel).
- PUSCH Physical Uplink Shared Channel
- the output bits of a transport block (TB, Transport Block) that have undergone LDPC (Low Density Parity Check Code, Low Density Parity Check Code) channel coding are used to generate the first signal.
- LDPC Low Density Parity Check Code, Low Density Parity Check Code
- the time-frequency resource occupied by the second signal and the position of the time-domain resource included in the target time-frequency resource block in the time domain, and the frequency domain included in the target time-frequency resource block The location of the resource in the frequency domain, or at least one of the first sequences is related.
- the second signal is a baseband signal.
- the second signal is a radio frequency signal.
- the second signal is transmitted through a wireless interface.
- the second signal is transmitted through an air interface.
- the fourth information includes Msg3.
- the fourth information includes MsgB.
- the fourth information is transmitted through higher layer signaling.
- the fourth information is transmitted through physical layer signaling.
- the fourth information includes all or part of a high-level signaling.
- the fourth information includes all or part of an RRC (Radio Resource Control, radio resource control) signaling.
- RRC Radio Resource Control, radio resource control
- the fourth information includes all or part of a MAC (Medium Access Control, Medium Access Control) signaling.
- MAC Medium Access Control
- the fourth information includes all or part of a MAC (Medium Access Control) CE (Control Element).
- the fourth information includes all or part of a MAC (Medium Access Control) header (Header).
- MAC Medium Access Control
- the fourth information is used to indicate the positioning capability of the first communication node device
- the fourth information is used to directly indicate the location of the first communication node device Positioning ability.
- the sentence "the fourth information is used to indicate the positioning capability of the first communication node device” includes the following meaning: the fourth information is used to indirectly indicate the location of the first communication node device Positioning ability.
- the fourth information is used to indicate the positioning capability of the first communication node device
- the fourth information is used to explicitly indicate the first communication node The positioning capability of the device.
- the fourth information is used to indicate the positioning capability of the first communication node device
- the fourth information is used to implicitly indicate the first communication node The positioning capability of the device.
- the positioning capability of the first communication node device refers to whether the first communication node device supports GNSS (Global Navigation Satellite System, Global Navigation Satellite System).
- GNSS Global Navigation Satellite System, Global Navigation Satellite System
- the positioning capability of the first communication node device refers to the positioning accuracy of the first communication node device.
- the positioning capability of the first communication node device refers to whether the first communication node device supports GNSS (Global Navigation Satellite System, Global Navigation Satellite System) and the type of GNSS when it supports GNSS .
- GNSS Global Navigation Satellite System, Global Navigation Satellite System
- Embodiment 6 illustrates a schematic diagram of the relationship between the first time-frequency resource pool and the second time-frequency resource pool according to an embodiment of the present application, as shown in FIG. 6.
- the horizontal axis represents time and the vertical axis represents frequency.
- Each rectangle filled with diagonal lines represents a first-type time-frequency resource block in the first time-frequency resource pool, and each rectangle filled with cross lines represents the second A second-type time-frequency resource block in the time-frequency resource pool;
- the first time-frequency resource pool and the second time-frequency resource pool are frequency division (FDM) but the occupied time domain resources are not orthogonal ;
- the first time-frequency resource pool and the second time-frequency resource pool are time-frequency division (TDM&FDM), the first time-frequency resource pool and the second time-frequency resource pool are both positive in the time and frequency domains Handed;
- TDM&FDM time-frequency division
- the first time-frequency resource pool and the second time-frequency resource pool are both positive in the time and frequency domains Handed;
- the first time-frequency resource pool and the second time-frequency resource pool are time division (TDM) but the occupied frequency domain resources are not orthogonal.
- the first time-frequency resource pool and the second time-frequency resource pool in this application are orthogonal, and the first time-frequency resource pool includes a positive integer number of first-type time-frequency resources. Resource blocks, the second time-frequency resource pool includes a positive integer number of second-type time-frequency resource blocks; the resources occupied by any one of the first-type time-frequency resource blocks in the first time-frequency resource pool in the time domain The number of is not equal to the number of resources occupied in the time domain by any second-type time-frequency resource block in the second time-frequency resource pool.
- Embodiment 7 illustrates a schematic diagram of the first timing adjustment amount according to an embodiment of the present application, as shown in FIG. 7.
- the horizontal axis represents time
- the rectangle filled with diagonal lines represents the target time-frequency resource block in the first time-frequency resource pool
- the rectangle filled with cross lines represents the target time-frequency resource block in the second time-frequency resource pool. Resource block.
- the absolute value of the time difference between the sending start time of the first signal and the reference time in this application is equal to the first timing adjustment amount, and the receiving timing of the first communication node device in this application is Used to determine the reference time; when the target time-frequency resource block in this application belongs to the first time-frequency resource pool in this application, the first timing adjustment is greater than 0; when the target When the frequency resource block belongs to the second time-frequency resource pool in this application, the first timing adjustment is equal to zero.
- the first timing adjustment amount is used to determine the sending timing of the first signal.
- the first timing adjustment amount is a non-negative real number.
- the unit of the first timing adjustment is all microseconds.
- the unit of the first timing adjustment is all seconds.
- the first timing adjustment amount is equal to a timing advance (TA, Timing Advance) value for sending the first signal.
- TA Timing Advance
- the first timing adjustment is equal to the time advance of the start time of the first signal transmission with respect to a downlink time slot (Slot) boundary.
- the first timing adjustment when the first timing adjustment is greater than 0, the first timing adjustment is related to the type of the second communication node in this application.
- the first timing adjustment amount is related to the height of the second communication node in the present application.
- the first timing adjustment amount is related to the type of satellite to which the second communication node belongs in this application.
- the reference time is a time at the boundary of a downlink time slot (Slot).
- the reference time is a time at the boundary of a downlink OFDM symbol (Symbol).
- the reference time is a time at the boundary of a downlink subframe (Subframe).
- the sending start time of the first signal is not later than the reference time.
- the first information in this application and the receiving timing of the first communication node device are used together to determine the reference time.
- the first information in this application indicates a virtual time-frequency resource pool, and the absolute value of the time difference in the time domain between the time-frequency resources in the virtual time-frequency resource pool and the first time-frequency resource pool Equal to the first timing adjustment amount.
- the first information in this application indicates a virtual time-frequency resource pool
- the first time-frequency resource pool is an advance of the virtual time-frequency resource pool in the time domain by the first timing adjustment amount Obtained after time.
- the first information in this application indicates the expected receiving time-frequency resource pool corresponding to the transmission in the first time-frequency resource pool, the expected receiving time-frequency resource pool and the The absolute value of the time difference of the time-frequency resources in the time domain in the first time-frequency resource pool is equal to the first timing adjustment amount.
- the first information in this application and the reception timing of the first communication node device are used to determine the start time of receiving the first signal, and the reference time is equal to the first signal The start time of reception.
- the first information in the present application indicates the receiving start time of the first signal calculated according to the receiving timing of the first communication node device, and the reference time is equal to according to the first communication The receiving start time of the first signal calculated by the receiving timing of the node device.
- the above sentence “the reception timing of the first communication node device is used to determine the reference time” includes the following meaning: the reception timing of the first communication node device is used by the first communication node device To determine the reference moment.
- the receiving timing of the first communication node device includes the position of the boundary of the downlink slot (Slot) in the time domain and the index of the downlink slot.
- the receiving timing of the first communication node device includes the position of the boundary of the downlink subframe (Subframe) in the time domain and the index of the downlink subframe.
- the receiving timing of the first communication node device includes the position of the boundary of the downlink system frame (System Frame) in the time domain and the index of the downlink system frame.
- the receiving timing of the first communication node device includes the position of the boundary of the downlink system frame (System Frame) in the time domain, the position of the boundary of the downlink subframe (Subframe) in the time domain, and the first communication
- the receiving timing of the node equipment includes the position of the boundary of the downlink slot (Slot) in the time domain, the index of the downlink system frame, the index of the downlink subframe, and the index of the downlink slot.
- the first communication node device obtains the receiving timing of the first communication node device through a cell search (Cell Search).
- Cell Search a cell search
- the first communication node device obtains the receiving timing of the first communication node device through downlink synchronization (Synchronization).
- the first communication node device obtains the receiving timing of the first communication node device by receiving a downlink synchronization signal (Synchronization Signals).
- a downlink synchronization signal Synchronization Signals
- Embodiment 8 illustrates a schematic diagram of the relationship between the target sequence and the first signal according to an embodiment of the present application, as shown in FIG. 8.
- the horizontal axis represents time
- each rectangle filled with diagonal lines represents a transmission of the target sequence
- the rectangle filled with cross lines represents the cyclic prefix (CP, Cyclic Prefix)
- the rectangle without filling represents the guard time (GP, Guard Period).
- the target sequence in this application is used for production after W1 repeated transmissions.
- the first signal in the cost application when the target time-frequency resource block in this application belongs to the second time-frequency resource pool in this application, the target sequence in this application is repeatedly transmitted W2 times Is used to generate the first signal in this application; the W1 is a positive integer, and the W2 is a positive integer that is not equal to the W1.
- the target sequence is a preamble.
- the target sequence is a random access preamble (Random Access Preamble).
- the target sequence is a preamble sequence among 64 preamble sequences (Preamble).
- the target sequence is a ZC (Zadoff-Chu) sequence.
- the target sequence is generated by transforming a ZC (Zadoff-Chu) sequence.
- the target sequence is a ZC (Zadoff-Chu) sequence equal to 839 in length.
- the target sequence is a ZC (Zadoff-Chu) sequence equal to 139 in length.
- the above sentence "the target sequence is used to generate the first signal after W1 repeated transmissions” includes the following meaning: the target sequence is used to generate the first signal after W1 repeated transmissions in the time domain. One signal.
- the sentence "the target sequence is used to generate the first signal after W1 repeated transmissions” includes the following meaning: the target sequence is used to generate a target sub-signal, and the target sub-signal is in time The domain is used to generate the first signal after W1 repeated transmissions.
- the sentence "the target sequence is used to generate the first signal after W1 repeated transmissions” includes the following meaning: the target sequence is used to generate a target sub-signal, and the target sub-signal is in time After the domain is repeatedly transmitted for W1 times, a cyclic prefix (CP, Cyclic Prefix) is added and used to generate the first signal.
- CP Cyclic Prefix
- the above sentence "the target sequence is used to generate the first signal after W1 repeated transmissions” includes the following meaning: the target sequence is sequentially mapped to physical resources (Mapping to Physical Resources) and OFDM baseband Signal generation (OFDM Baseband Signal Generation) to obtain the first signal, the first signal in the OFDM baseband signal generation process is composed of a cyclic prefix and a target sub-signal that are repeated W1 times in the time domain, and the target The sequence is used to generate the target sub-signal.
- the above sentence "the target sequence is used to generate the first signal after W2 repeated transmissions” includes the following meaning: the target sequence is used to generate the first signal after W2 repeated transmissions in the time domain. One signal.
- the above sentence "the target sequence is used to generate the first signal after W2 repeated transmissions” includes the following meaning: the target sequence is used to generate a target sub-signal, and the target sub-signal is in time The domain is used to generate the first signal after W2 repeated transmissions.
- the above sentence "the target sequence is used to generate the first signal after W2 repeated transmissions” includes the following meaning: the target sequence is used to generate a target sub-signal, and the target sub-signal is in time After the domain is repeatedly transmitted for W2 times, a cyclic prefix (CP, Cyclic Prefix) added is used to generate the first signal.
- CP Cyclic Prefix
- the above sentence "the target sequence is used to generate the first signal after W2 repeated transmissions” includes the following meaning: the target sequence is sequentially mapped to physical resources (Mapping to Physical Resources) and OFDM baseband Signal generation (OFDM Baseband Signal Generation) obtains the first signal, and the first signal in the OFDM baseband signal generation process is composed of a cyclic prefix and a target sub-signal that are repeated W2 times in the time domain, and the target The sequence is used to generate the target sub-signal.
- OFDM Baseband Signal Generation OFDM Baseband Signal Generation
- the W1 is greater than the W2.
- the W1 is smaller than the W2.
- the W1 is equal to 1.
- the W1 is greater than 1.
- the W2 is equal to 1.
- the W2 is greater than 1.
- Embodiment 9 illustrates a schematic diagram of X candidate sequences according to an embodiment of the present application, as shown in FIG. 9.
- the horizontal axis represents the time domain
- the horizontal vertical axis represents the frequency domain
- the vertical axis represents the code domain
- the filled rectangles represent the target sequence
- each unfilled rectangle represents the target in the X candidate sequences.
- Example 9 the third information in this application is used to determine X candidate sequences, where X is a positive integer greater than 1; the target sequence in this application is the X candidate sequences A candidate sequence in the sequence, the first communication node device in this application randomly selects the target sequence from the X candidate sequences.
- the X is equal to 64.
- the X is less than 64.
- the X is greater than 64.
- any one candidate sequence among the X candidate sequences is a preamble sequence (Preamble).
- any one of the X candidate sequences is a random access preamble (Random Access Preamble).
- any one candidate sequence among the X candidate sequences is one preamble sequence among 64 preamble sequences (Preamble).
- any one of the X candidate sequences is a ZC (Zadoff-Chu) sequence.
- any one of the X candidate sequences is generated by a ZC (Zadoff-Chu) sequence through transformation.
- any one of the X candidate sequences is a ZC (Zadoff-Chu) sequence with a length equal to 839.
- any one of the X candidate sequences is a ZC (Zadoff-Chu) sequence with a length equal to 139.
- the third information is transmitted through higher layer signaling.
- the third information is transmitted through physical layer signaling.
- the third information includes all or part of a high-level signaling.
- the third information includes all or part of a physical layer signaling.
- the third information includes all or part of an IE (Information Element, information element) in an RRC (Radio Resource Control, radio resource control) signaling.
- IE Information Element, information element
- RRC Radio Resource Control, radio resource control
- the third information includes all or part of a field (Field) in an IE (Information Element) in an RRC (Radio Resource Control, radio resource control) signaling.
- Field Information Element
- RRC Radio Resource Control, radio resource control
- the third information includes all or part of fields in a MAC (Medium Access Control) layer signaling.
- MAC Medium Access Control
- the third information includes all or part of a system information block (SIB, System Information Block).
- SIB system information block
- the third information includes all or part of a MAC (Medium Access Control) CE (Control Element, control element).
- MAC Medium Access Control
- CE Control Element, control element
- the third information includes all or part of a MAC (Medium Access Control) header (Header).
- MAC Medium Access Control
- the third information is transmitted through a DL-SCH (Downlink Shared Channel, downlink shared channel).
- DL-SCH Downlink Shared Channel, downlink shared channel
- the third information is transmitted through a PDSCH (Physical Downlink Shared Channel, physical downlink shared channel).
- PDSCH Physical Downlink Shared Channel, physical downlink shared channel
- the third information is related to the coverage area of the second communication node in this application.
- the third information is related to the height of the second communication node in this application.
- the third information is related to the type of the second communication node in this application.
- the third information is related to the inclination angle of the second communication node in this application relative to the first communication node in this application.
- the third information is related to the size of the coverage area of the second communication node in this application.
- the third information is broadcast.
- the third information is cell specific (Cell Specific).
- the third information is user equipment specific (UE-specific).
- the third information is user equipment group-specific (UE group-specific).
- the third information is geographic area specific.
- the third information includes all or part of a field of DCI (Downlink Control Information) signaling.
- DCI Downlink Control Information
- the third information includes high-level information "prach-RootSequenceIndex”.
- the third information includes high-level information "restrictedSetConfig".
- the above sentence "the third information is used to determine the X candidate sequences” includes the following meaning: the third information is used by the first communication node device to determine the X candidate sequences .
- the above sentence "the third information is used to determine X candidate sequences” includes the following meaning: the third information is used to directly indicate the X candidate sequences.
- the above sentence "the third information is used to determine X candidate sequences” includes the following meaning: the third information is used to indirectly indicate the X candidate sequences.
- the above sentence "the third information is used to determine X candidate sequences” includes the following meaning: the third information is used to explicitly indicate the X candidate sequences.
- the above sentence "the third information is used to determine X candidate sequences” includes the following meaning: the third information is used to implicitly indicate the X candidate sequences.
- Embodiment 10 illustrates a schematic diagram of Y candidate time windows according to an embodiment of the present application, as shown in FIG. 10.
- the horizontal axis represents time
- each rectangle filled with diagonal lines represents a first-type time-frequency resource block in the first time-frequency resource pool
- each rectangle filled with cross lines represents the second time-frequency resource pool
- each unfilled rectangle represents one of the Y candidate time windows.
- the position of the target time-frequency resource block in the time-frequency domain in this application is used to determine the first characteristic identifier, and the first signaling in this application carries the first characteristic identifier;
- the first time window in this application is one candidate time window among Y candidate time windows, and the Y is a positive integer greater than 1, and any two candidates among the Y candidate time windows The time windows are orthogonal; the time-frequency resource pool to which the target time-frequency resource block belongs in this application is used to determine the first time window from the Y candidate time windows.
- the first time window includes a positive integer number of consecutive time slots (Slots) under a given subcarrier interval.
- the first time window includes a positive integer number of consecutive multi-carrier symbols (OFDM Symbols) under a given sub-carrier interval.
- the first time window includes a positive integer number of consecutive subframes (Subframe).
- the start time and end time of the first time window are aligned with the boundary of the downlink multi-carrier symbol.
- the start time and end time of the first time window are aligned with the boundary of a downlink time slot (Slot) under a given subcarrier interval.
- Slot downlink time slot
- the first time window is a random access response time window (RAR (Random Access Response) window).
- RAR Random Access Response
- the first time window is used for monitoring of Msg2 (message 2) in the 4-step random access process.
- the first time window is used for monitoring of MsgB (message B) in the 2-step random access process.
- the first signaling is transmitted through an air interface.
- the first signaling is transmitted through a wireless interface.
- the first signaling is transmitted through a Uu interface.
- the first signaling is physical layer signaling.
- the first signaling is transmitted through PDCCH (Physical Downlink Control Channel, Physical Downlink Control Channel).
- PDCCH Physical Downlink Control Channel, Physical Downlink Control Channel
- the first signaling includes all or part of fields in DCI (Downlink Control Information).
- DCI Downlink Control Information
- the first signaling includes all or part of the DCI in a given DCI (Downlink Control Information) format (Format).
- DCI Downlink Control Information
- Form Downlink Control Information
- the first signaling includes all or part of fields in DCI (Downlink Control Information) of DCI format (Format) 1-0.
- the first signaling is transmitted in a common search space (CSS, Common Search Space).
- CSS Common Search Space
- the first signaling is a DCI for scheduling a physical downlink shared channel (PDSCH, Physical Downlink Shared Channel) carrying a random access response.
- PDSCH Physical Downlink Shared Channel
- the first signaling is a PDCCH that schedules a physical downlink shared channel (PDSCH, Physical Downlink Shared Channel) carrying a random access response.
- PDSCH Physical Downlink Shared Channel
- the first signaling is a DCI for scheduling a physical downlink shared channel (PDSCH, Physical Downlink Shared Channel) carrying MsgB (message B).
- PDSCH Physical Downlink Shared Channel
- MsgB messages B
- the first signaling is a PDCCH that schedules a physical downlink shared channel (PDSCH, Physical Downlink Shared Channel) carrying MsgB (message B).
- PDSCH Physical Downlink Shared Channel
- MsgB messages B
- the first characteristic identifier is a non-negative integer.
- the first characteristic identifier is an RNTI (Radio Network Temporary Identity, Radio Network Temporary Identity).
- RNTI Radio Network Temporary Identity, Radio Network Temporary Identity
- the first characteristic identifier is an RA-RNTI (Random Access Radio Network Temporary Identity).
- RA-RNTI Random Access Radio Network Temporary Identity
- the first feature identifier is equal to an integer from FFF0 to FFFD in hexadecimal notation.
- the above sentence "the position of the target time-frequency resource block in the time-frequency domain is used to determine the first feature identifier" includes the following meaning: the position of the target time-frequency resource block in the time-frequency domain is determined by this application
- the first communication node device in is used to determine the first feature identifier.
- the above sentence "the position of the target time-frequency resource block in the time-frequency domain is used to determine the first feature identifier" includes the following meaning: the earliest OFDM included in the time-frequency domain in the target time-frequency resource block The index of the symbol in the slot to which it belongs is used to determine the first feature identifier.
- the above sentence "the position of the target time-frequency resource block in the time-frequency domain is used to determine the first feature identifier" includes the following meaning: the earliest OFDM symbol included in the target time-frequency resource block in the time domain The index of the time slot to which it belongs in a system frame (System Frame) is used to determine the first feature identifier.
- the above sentence "the position of the target time-frequency resource block in the time-frequency domain is used to determine the first feature identifier" includes the following meaning: the earliest OFDM symbol included in the target time-frequency resource block in the time domain
- the index in the slot to which it belongs is used to determine the first feature identifier
- the slot to which the earliest OFDM symbol included in the target time-frequency resource block in the time domain belongs is in a system frame (System Frame)
- System Frame System Frame
- the above sentence "the position of the target time-frequency resource block in the time-frequency domain is used to determine the first feature identifier" includes the following meaning: a PRB ( The index of Physical Resource Block is used to determine the first feature identifier
- the above sentence "the position of the target time-frequency resource block in the time-frequency domain is used to determine the first feature identifier" includes the following meaning: the target time-frequency resource block includes the lowest frequency in the frequency domain The index of PRB (Physical Resource Block, physical resource block) is used to determine the first feature identifier.
- PRB Physical Resource Block, physical resource block
- the above sentence "the position of the target time-frequency resource block in the time-frequency domain is used to determine the first feature identifier" includes the following meaning: the target time-frequency resource block includes the highest frequency in the frequency domain The index of PRB (Physical Resource Block, physical resource block) is used to determine the first feature identifier.
- PRB Physical Resource Block, physical resource block
- the above sentence "the position of the target time-frequency resource block in the time-frequency domain is used to determine the first feature identifier" includes the following meaning: a PRB ( The index of the Physical Resource Block group (Group) is used to determine the first feature identifier.
- the sentence "the first signaling carries the first feature identifier" includes the following meaning: the CRC included in the first signaling carries the first feature identifier.
- the above sentence "the first signaling carries the first feature identifier” includes the following meaning: the payload of the first signaling (Payload) carries the first feature identifier.
- the above sentence "the first signaling carries the first feature identifier” includes the following meaning: the check bit of the first type of signaling carries the first feature identifier.
- the above sentence "the first signaling carries the first feature identifier” includes the following meaning: the CRC of the first type of signaling is scrambled by the first feature identifier.
- the time length of any one of the Y candidate time windows is greater than zero.
- the time lengths of two candidate time windows in the Y candidate time windows are not equal.
- the time lengths of any two candidate time windows in the Y candidate time windows are equal.
- the sentence “any two candidate time windows in the Y candidate time windows are orthogonal” includes the following meaning: any two candidate time windows in the Y candidate time windows are not Overlapped (Non-overlapped).
- any two candidate time windows in the Y candidate time windows are orthogonal includes the following meaning: no time domain resource unit belongs to the Y candidate time windows at the same time Two alternative time windows for
- any two candidate time windows in the Y candidate time windows are orthogonal includes the following meaning: there is no OFDM symbol belonging to two of the Y candidate time windows at the same time.
- Alternative time windows include the following meaning: there is no OFDM symbol belonging to two of the Y candidate time windows at the same time.
- the above sentence "the time-frequency resource pool to which the target time-frequency resource block belongs is used to determine the first time window from the Y candidate time windows" includes the following meaning: the target time Whether the frequency resource block belongs to the first time-frequency resource pool or the second time-frequency resource pool is used to determine the first time window from the Y candidate time windows.
- the above sentence “the time-frequency resource pool to which the target time-frequency resource block belongs is used to determine the first time window from the Y candidate time windows” includes the following meaning: the Y is equal to 2.
- the first time-frequency resource pool and the second time-frequency resource pool respectively correspond to the Y candidate time windows; the first time window is the time-frequency resource pool to which the target time-frequency resource block belongs The corresponding candidate time window.
- the sentence "the time-frequency resource pool to which the target time-frequency resource block belongs is used to determine the first time window from the Y candidate time windows” includes the following meaning:
- the candidate time windows are divided into two sets of candidate time windows, the two sets of candidate time windows respectively correspond to the first time-frequency resource pool and the second time-frequency resource pool; the first time window belongs to all One set of candidate time windows in the two sets of candidate time windows corresponding to the time-frequency resource pool to which the target time-frequency resource block belongs.
- the sending end time of the first signal is used to determine the starting time of the first time window.
- the Y is equal to 2.
- the Y is greater than 2.
- Embodiment 11 illustrates a schematic diagram of the relationship between the target time-frequency resource block and the first time-frequency resource pool and the second time-frequency resource pool according to an embodiment of the present application, as shown in FIG. 11.
- each rectangle represents an operation, and each diamond represents a judgment.
- the target The time-frequency resource block belongs to the first time-frequency resource pool.
- the first communication node device in this application when the first communication node device in this application can obtain the positioning information of the first communication node device, the first communication node device automatically obtains the information from the first communication node device in this application.
- the first time-frequency resource pool and the second time-frequency resource pool in this application determine the time-frequency resource pool to which the target time-frequency resource block in this application belongs; when the first communication node device cannot obtain all In the positioning information of the first communication node device, the target time-frequency resource block belongs to the first time-frequency resource pool.
- the sentence "the first communication node device can obtain the positioning information of the first communication node device” means that the first communication node device has positioning capability.
- the sentence "the first communication node device can obtain the positioning information of the first communication node device” means that the first communication node device supports GNSS.
- the above sentence "the first communication node device can obtain the positioning information of the first communication node device” means that the first communication node device has positioning capability and the positioning accuracy meets a threshold.
- the sentence "the first communication node device cannot obtain the positioning information of the first communication node device” means that the first communication node device does not have a positioning capability.
- the sentence "the first communication node device cannot obtain the positioning information of the first communication node device” means that the first communication node device does not support GNSS.
- the sentence "the first communication node device cannot obtain the positioning information of the first communication node device” refers to: the first communication node device has positioning capability but the first communication node device The positioning accuracy of the node device cannot meet a threshold.
- the first communication node device determines the time-frequency resource pool to which the target time-frequency resource block belongs from the first time-frequency resource pool and the second time-frequency resource pool by itself. It includes the following meanings: the first communication node device determines by itself from the first time-frequency resource pool and the second time-frequency resource pool that the target time-frequency resource block belongs to the first time The frequency resource pool still belongs to the second time-frequency resource pool.
- the first communication node device determines the time-frequency resource pool to which the target time-frequency resource block belongs from the first time-frequency resource pool and the second time-frequency resource pool by itself. It includes the following meanings: the first communication node device determines with equal probability that the target time-frequency resource block belongs to the first time-frequency resource from the first time-frequency resource pool and the second time-frequency resource pool The pool still belongs to the second time-frequency resource pool.
- the first communication node device determines the time-frequency resource pool to which the target time-frequency resource block belongs from the first time-frequency resource pool and the second time-frequency resource pool by itself. It includes the following meaning: the first communication node device self-decide determines from the first time-frequency resource pool and the second time-frequency resource pool whether the target time-frequency resource block belongs to the first The one-time-frequency resource pool still belongs to the second time-frequency resource pool.
- Embodiment 12 illustrates a structural block diagram of a processing device in a first communication node device, as shown in FIG. 12.
- the first communication node device processing apparatus 1200 includes a first receiver 1201 and a first transmitter 1202.
- the first receiver 1201 includes the transmitter/receiver 456 (including the antenna 460) in Figure 4 of this application, the receiving processor 452 and the controller/processor 490;
- the first transmitter 1202 includes the transmitter/receiver 456 in Figure 4 of this application
- the transmitter/receiver 456 (including the antenna 460), the transmission processor 455 and the controller/processor 490.
- the first receiver 1201 receives first information and receives second information.
- the first information and the second information are used to determine the first time-frequency resource pool and the second time-frequency resource pool, respectively.
- the first transmitter 1202 sends a first signal, and the first signal occupies a target time-frequency resource block; wherein, the first time-frequency resource pool includes a positive integer number of first-type time-frequency resource blocks, and the second The time-frequency resource pool includes a positive integer number of second-type time-frequency resource blocks; the number of resources occupied by any one of the first-type time-frequency resource blocks in the time domain in the first time-frequency resource pool and the second The number of resources occupied by any one of the second type time-frequency resource blocks in the time-frequency resource pool in the time domain is not equal; the target time-frequency resource block is a first one included in the first time-frequency resource pool Time-frequency resource block, or the target time-frequency resource block is a second-type time-frequency resource block included in the second time-frequency resource pool; the positioning information of
- the absolute value of the time difference between the sending start time of the first signal and the reference time is equal to the first timing adjustment, and the receiving timing of the first communication node device is used to determine the reference time;
- the first timing adjustment amount is greater than 0;
- the first transmitter 1202 determines a target sequence; wherein, when the target time-frequency resource block belongs to the first time-frequency resource pool, the target sequence is used to generate the target sequence after W1 repeated transmissions.
- the first signal when the target time-frequency resource block belongs to the second time-frequency resource pool, the target sequence is used to generate the first signal after W2 repeated transmissions;
- the W1 is a positive integer
- the W2 is a positive integer that is not equal to W1.
- the first transmitter 1202 determines a target sequence; wherein, when the target time-frequency resource block belongs to the first time-frequency resource pool, the target sequence is used to generate the target sequence after W1 repeated transmissions.
- the first signal when the target time-frequency resource block belongs to the second time-frequency resource pool, the target sequence is used to generate the first signal after W2 repeated transmissions;
- the W1 is a positive integer
- the W2 is a positive integer that is not equal to W1;
- the first receiver 1201 receives third information; wherein, the third information is used to determine X candidate sequences, and X is a positive integer greater than 1;
- the target sequence is one candidate sequence among the X candidate sequences, and the first communication node device randomly selects the target sequence from the X candidate sequences.
- the first receiver 1201 receives the first signaling in the first time window; the position of the target time-frequency resource block in the time-frequency domain is used to determine the first feature identifier, and the first signaling Carry the first feature identifier; the first time window is a candidate time window among Y candidate time windows, the Y is a positive integer greater than 1, and any of the Y candidate time windows The two candidate time windows are orthogonal; the time-frequency resource pool to which the target time-frequency resource block belongs is used to determine the first time window from the Y candidate time windows.
- the first transmitter 1202 sends a second signal; the second signal carries fourth information, and the fourth information is used to indicate the positioning capability of the first communication node device.
- the first communication node device when the first communication node device can obtain the positioning information of the first communication node device, the first communication node device automatically obtains information from the first time-frequency resource pool and the first communication node device.
- the time-frequency resource pool to which the target time-frequency resource block belongs is determined in the second time-frequency resource pool; when the first communication node device cannot obtain the positioning information of the first communication node device, the target time The frequency resource block belongs to the first time-frequency resource pool.
- Embodiment 13 illustrates a structural block diagram of a processing device in a second communication node device, as shown in FIG. 13.
- the second communication node equipment processing apparatus 1300 includes a second transmitter 1301 and a second receiver 1302.
- the second transmitter 1301 includes the transmitter/receiver 416 (including the antenna 420), the transmission processor 415 and the controller/processor 440 in Figure 4 of the present application;
- the second receiver 1302 includes the transmitter/receiver 416 in Figure 4 of the present application
- the transmitter/receiver 416 (including the antenna 420), the receiving processor 412 and the controller/processor 440.
- the second transmitter 1301 sends the first information and sends the second information, and the first information and the second information are respectively used to determine the first time-frequency resource pool and the second time-frequency resource pool
- the second receiver 1302 receives the first signal, and the first signal occupies a target time-frequency resource block; wherein, the first time-frequency resource pool includes a positive integer number of first-type time-frequency resource blocks, and the second The time-frequency resource pool includes a positive integer number of second-type time-frequency resource blocks; the number of resources occupied by any one of the first-type time-frequency resource blocks in the time domain in the first time-frequency resource pool and the second The number of resources occupied by any one of the second type time-frequency resource blocks in the time-frequency resource pool in the time domain is not equal; the target time-frequency resource block is a first one included in the first time-frequency resource pool Time-frequency resource block, or the target time-frequency resource block is a second-type time-frequency resource block included in the second time-frequency resource pool; the positioning information of
- the absolute value of the time difference between the sending start time of the first signal and the reference time is equal to the first timing adjustment, and the receiving timing of the first communication node device is used to determine the reference time;
- the first timing adjustment amount is greater than 0;
- the second receiver 1302 determines a target sequence; wherein, when the target time-frequency resource block belongs to the first time-frequency resource pool, the target sequence is used to generate the target sequence after W1 repeated transmissions.
- the first signal when the target time-frequency resource block belongs to the second time-frequency resource pool, the target sequence is used to generate the first signal after W2 repeated transmissions;
- the W1 is a positive integer
- the W2 is a positive integer that is not equal to W1.
- the second receiver 1302 determines a target sequence; wherein, when the target time-frequency resource block belongs to the first time-frequency resource pool, the target sequence is used to generate the target sequence after W1 repeated transmissions.
- the first signal when the target time-frequency resource block belongs to the second time-frequency resource pool, the target sequence is used to generate the first signal after W2 repeated transmissions;
- the W1 is a positive integer
- the W2 is a positive integer that is not equal to W1;
- the second transmitter 1301 sends third information; wherein, the third information is used to determine X candidate sequences, and X is a positive integer greater than 1;
- the target sequence is one candidate sequence among the X candidate sequences, and the first communication node device randomly selects the target sequence from the X candidate sequences.
- the second transmitter 1301 sends the first signaling in the first time window; wherein the position of the target time-frequency resource block in the time-frequency domain is used to determine the first feature identifier, and the first The signaling carries the first feature identifier; the first time window is one candidate time window among Y candidate time windows, and the Y is a positive integer greater than 1, among the Y candidate time windows Any two candidate time windows of are orthogonal; the time-frequency resource pool to which the target time-frequency resource block belongs is used to determine the first time window from the Y candidate time windows.
- the second receiver 1302 receives a second signal; wherein the second signal carries fourth information, and the fourth information is used to indicate the positioning capability of the first communication node device.
- the first communication node device when the first communication node device can obtain the positioning information of the first communication node device, the first communication node device automatically obtains information from the first time-frequency resource pool and the first communication node device.
- the time-frequency resource pool to which the target time-frequency resource block belongs is determined in the second time-frequency resource pool; when the first communication node device cannot obtain the positioning information of the first communication node device, the target time The frequency resource block belongs to the first time-frequency resource pool.
- each module unit in the above-mentioned embodiment can be realized in the form of hardware or software function module, and this application is not limited to the combination of software and hardware in any specific form.
- the first type of communication node device or UE or terminal in this application includes but is not limited to mobile phones, tablets, notebooks, network cards, low-power devices, eMTC devices, NB-IoT devices, in-vehicle communication devices, aircraft, airplanes, etc.
- Wireless communication equipment such as man-machine, remote control aircraft.
- the second type of communication node equipment or base station or network side equipment in this application includes, but is not limited to, macro cell base station, micro cell base station, home base station, relay base station, eNB, gNB, transmission receiving node TRP, relay satellite, satellite base station , Wireless communication equipment such as air base stations.
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Abstract
Description
Claims (10)
- 一种用于无线通信中的第一通信节点设备,其特征在于,包括:第一接收机,接收第一信息和接收第二信息,所述第一信息和所述第二信息分别被用于确定第一时频资源池和第二时频资源池;第一发射机,发送第一信号,所述第一信号占用目标时频资源块;其中,所述第一时频资源池中包括正整数个第一类时频资源块,所述第二时频资源池中包括正整数个第二类时频资源块;所述第一时频资源池中的任意一个第一类时频资源块在时域所占用的资源的数量和所述第二时频资源池中的任意一个第二类时频资源块在时域所占用的资源的数量不相等;所述目标时频资源块是所述第一时频资源池中所包括的一个第一类时频资源块,或者所述目标时频资源块是所述第二时频资源池中所包括的一个第二类时频资源块;所述第一通信节点设备的定位信息被用于从所述第一时频资源池和所述第二时频资源池中确定所述目标时频资源块所属的时频资源池。
- 根据权利要求1所述的第一通信节点设备,其特征在于,所述第一信号的发送起始时刻和参考时刻的时间差的绝对值等于第一定时调整量,所述第一通信节点设备的接收定时被用于确定所述参考时刻;当所述目标时频资源块属于所述第一时频资源池时,所述第一定时调整量大于0;当所述目标时频资源块属于所述第二时频资源池时,所述第一定时调整量等于0。
- 根据权利要求1或2中任一权利要求所述的第一通信节点设备,其特征在于,所述第一发射机确定目标序列;其中,当所述目标时频资源块属于所述第一时频资源池时,所述目标序列经过W1次重复传输被用于生成所述第一信号;当所述目标时频资源块属于所述第二时频资源池时,所述目标序列经过W2次重复传输被用于生成所述第一信号;所述W1是正整数,所述W2是和所述W1不相等的正整数。
- 根据权利要求3所述的第一通信节点设备,其特征在于,所述第一接收机接收第三信息;其中,所述第三信息被用于确定X个备选序列,所述X是大于1的正整数;所述目标序列是所述X个备选序列中的一个备选序列,所述第一通信节点设备在所述X个备选序列中随机选择所述目标序列。
- 根据权利要求1至4中任一权利要求所述的第一通信节点设备,其特征在于,所述第一接收机在第一时间窗中接收第一信令;其中所述目标时频资源块在时频域的位置被用于确定第一特征标识,所述第一信令携带所述第一特征标识;所述第一时间窗是Y个备选时间窗中的一个备选时间窗,所述Y是大于1的正整数,所述Y个备选时间窗中的任意两个备选时间窗正交;所述目标时频资源块所属的时频资源池被用于从所述Y个备选时间窗中确定所述第一时间窗。
- 根据权利要求1至5中任一权利要求所述的第一通信节点设备,其特征在于,所述第一发射机发送第二信号;其中,所述第二信号携带第四信息,所述第四信息被用于指示所述第一通信节点设备的定位能力。
- 根据权利要求1至6中任一权利要求所述的第一通信节点设备,其特征在于,当所述第一通信节点设备能够获得所述第一通信节点设备的所述定位信息时,所述第一通信节点设备自行从所述第一时频资源池和所述第二时频资源池中确定所述目标时频资源块所属的时频资源池;当所述第一通信节点设备不能够获得所述第一通信节点设备的所述定位信息时,所述目标时频资源块属于所述第一时频资源池。
- 一种用于无线通信中的第二通信节点设备,其特征在于,包括:第二发射机,发送第一信息和发送第二信息,所述第一信息和所述第二信息分别被用于确定第一时频资源池和第二时频资源池;第二接收机,接收第一信号,所述第一信号占用目标时频资源块;其中,所述第一时频资源池中包括正整数个第一类时频资源块,所述第二时频资源池中包括正整数个第二类时频资源块;所述第一时频资源池中的任意一个第一类时频资源块在时域所占用的资源的数量和所述第二时频资源池中的任意一个第二类时频资源块 在时域所占用的资源的数量不相等;所述目标时频资源块是所述第一时频资源池中所包括的一个第一类时频资源块,或者所述目标时频资源块是所述第二时频资源池中所包括的一个第二类时频资源块;所述第一通信节点设备的定位信息被用于从所述第一时频资源池和所述第二时频资源池中确定所述目标时频资源块所属的时频资源池。
- 一种用于无线通信中的第一通信节点中的方法,其特征在于,包括:接收第一信息和接收第二信息,所述第一信息和所述第二信息分别被用于确定第一时频资源池和第二时频资源池;发送第一信号,所述第一信号占用目标时频资源块;其中,所述第一时频资源池中包括正整数个第一类时频资源块,所述第二时频资源池中包括正整数个第二类时频资源块;所述第一时频资源池中的任意一个第一类时频资源块在时域所占用的资源的数量和所述第二时频资源池中的任意一个第二类时频资源块在时域所占用的资源的数量不相等;所述目标时频资源块是所述第一时频资源池中所包括的一个第一类时频资源块,或者所述目标时频资源块是所述第二时频资源池中所包括的一个第二类时频资源块;所述第一通信节点设备的定位信息被用于从所述第一时频资源池和所述第二时频资源池中确定所述目标时频资源块所属的时频资源池。
- 一种用于无线通信中的第二通信节点中的方法,其特征在于,包括:发送第一信息和发送第二信息,所述第一信息和所述第二信息分别被用于确定第一时频资源池和第二时频资源池;接收第一信号,所述第一信号占用目标时频资源块;其中,所述第一时频资源池中包括正整数个第一类时频资源块,所述第二时频资源池中包括正整数个第二类时频资源块;所述第一时频资源池中的任意一个第一类时频资源块在时域所占用的资源的数量和所述第二时频资源池中的任意一个第二类时频资源块在时域所占用的资源的数量不相等;所述目标时频资源块是所述第一时频资源池中所包括的一个第一类时频资源块,或者所述目标时频资源块是所述第二时频资源池中所包括的一个第二类时频资源块;所述第一通信节点设备的定位信息被用于从所述第一时频资源池和所述第二时频资源池中确定所述目标时频资源块所属的时频资源池。
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