WO2019149100A1 - 一种定时的方法及装置 - Google Patents
一种定时的方法及装置 Download PDFInfo
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- WO2019149100A1 WO2019149100A1 PCT/CN2019/072488 CN2019072488W WO2019149100A1 WO 2019149100 A1 WO2019149100 A1 WO 2019149100A1 CN 2019072488 W CN2019072488 W CN 2019072488W WO 2019149100 A1 WO2019149100 A1 WO 2019149100A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
- H04W56/0015—Synchronization between nodes one node acting as a reference for the others
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0635—Clock or time synchronisation in a network
- H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
- H04J3/0658—Clock or time synchronisation among packet nodes
- H04J3/0673—Clock or time synchronisation among packet nodes using intermediate nodes, e.g. modification of a received timestamp before further transmission to the next packet node, e.g. including internal delay time or residence time into the packet
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
- H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
Definitions
- the present invention relates to communication technologies, and in particular, to a timing method and apparatus for relaying.
- the high frequency is an important deployment scenario for the new air interface (English full name: New Radio, English abbreviation: NR).
- NR New Radio
- electromagnetic waves have the disadvantages of poor diffraction capability and severe propagation attenuation, resulting in a large probability of coverage in the network.
- Due to factors such as deployment cost it is difficult for operators to rely solely on wired TRP to solve the problem of coverage blind zone. In this case, it is necessary to introduce a relay with a wireless backhaul link.
- the transmission receiving point (English name: relay Transmission Reception Point, English abbreviation: rTRP) to distinguish LTE relay.
- the in-band relay is a relay scheme in which the backhaul link and the access link have the same frequency band.
- the inband relay has the advantages of high spectrum efficiency and low deployment cost, but has an impact on the physical layer protocol.
- the advanced long-term evolution (English term: Long Term Evolution Advance, English abbreviation: LTE-A) standardizes the in-band relay scheme in Release 11.
- LTE-A Long Term Evolution Advance, English abbreviation: LTE-A
- the relay network can only achieve two hops. Transmission, ie the relay node cannot provide service for another relay node.
- the Third Generation Partnership Project (English: Third Generation) (3GPP) determined that the integrated access and backhaul (English name: Integrated Access and Backhaul, English abbreviation: IAB) is an important feature to enhance NR performance
- IAB is an in-band relay solution that integrates backhaul links.
- Multi-hop multi-connection is a main design goal of NR IAB.
- the relay node can provide services for another relay node, that is, one relay node can have both upper and lower nodes.
- the subordinate node may be another relay or a user equipment served by the relay node (English name: User Equipment, English abbreviation: UE).
- the relay system When a relay node has both a superior node and a lower-level node, the relay system has both a backhaul link and an access link, and the usual time division duplex (English full name: Time Division Duplexing, English abbreviation: TDD) or frequency In the duplex division (English name: Frequency Division Duplexing, English abbreviation: FDD) system, the backhaul link and the access link can only be multiplexed by time division. However, when the system supports dynamic TDD or flexible duplex, the backhaul The link and access link can implement frequency division or space division multiplexing.
- TDD Time Division Duplexing
- FDD Frequency Division Duplexing
- the relay node When dynamic TDD is used to implement frequency division or space division multiplexing of the backhaul link and the access link, the relay node will simultaneously receive the uplink data transmission of the upper node on the downlink and the lower node, or relay The node will simultaneously send data to the superior node on the backhaul link and to the lower node on the access link.
- the relay node simultaneously receives the data of the upper node on the backhaul link and the data of the lower node on the access link, and simultaneously transmits data to the upper node and the lower node on the backhaul link.
- An embodiment of the present application provides a method and apparatus for relaying a relay, which solves the problem that a relay node simultaneously receives data of its upper node and lower level in a first time slot or a subframe, or simultaneously performs data to its upper node or lower node.
- a relay node simultaneously receives data of its upper node and lower level in a first time slot or a subframe, or simultaneously performs data to its upper node or lower node.
- a timing method is provided.
- the timing method is applied to a wireless communication system.
- the wireless communication system includes a first node and a second node, and the first node is a superior node of the second node, and the method includes:
- the node sends the offset of the first uplink transmission timing of the second node and the first timing adjustment amount of the second node to the second node, and the first node receives the data sent by the second node.
- the first node configures the timing of the first time slot or the subframe of the second node, so that the first node can receive the data of the third node and the second node at the same time, thereby avoiding the problem caused by the timing problem. Interference, which increases spectral efficiency.
- the offset of the first uplink transmission timing of the second node and the first timing adjustment amount of the second node are sent by using different messages.
- the configuration signaling overhead is further reduced, and the configuration efficiency is improved.
- the first node sends, to the second node, an increment value of the offset of the first uplink sending timing of the second node.
- the offset of the first uplink sending timing of the second node is configured in an incremental manner, so that the offset of the first uplink sending timing of the second node can be adjusted by a small number of bits. , reducing signaling overhead.
- the offset of the first downlink transmission timing of the first node is a timing offset relative to the start location of the transmission slot or the subframe of the first node.
- the second node can obtain the correct timing of the first time slot or the subframe by determining the reference timing of the offset of the first downlink transmission timing of the first node, so that the configuration is simple, and the signaling is reduced. Overhead.
- the first node sends the indication information to the second node, where the indication information is used to indicate whether the second node uses the first downlink transmission timing of the first node to perform downlink data reception.
- the second node can correctly receive the selection timing, that is, whether the first downlink reception timing of the second node or the second downlink reception timing of the second node is used, and the first solution is solved. Timing configuration issues for time slots or subframes and second time slots and subframes during hybrid scheduling.
- the second node receives the incremental value of the offset of the first uplink sending timing of the second node that is sent by the first node.
- the offset of the first uplink sending timing of the second node is configured in an incremental manner, so that the offset of the first uplink sending timing of the second node can be adjusted by a small number of bits. , reducing signaling overhead.
- a first node device is provided, where the first node device is used to implement any of the foregoing first aspect or the first aspect, and the second aspect or the second aspect
- the function in the timing method provided by any of the possible implementations the function may be implemented by hardware, or may be implemented by hardware corresponding software.
- the hardware or software includes one or more corresponding units of the above functions.
- FIG. 2 is a timing of receiving data by a first node according to an embodiment of the present disclosure
- FIG. 10 is a schematic diagram of a possible structure of a first node according to an embodiment of the present application.
- the integrated access and backhaul system may also include another one or more relay nodes rTRP 130 that are connected to the relay node rTRP 120 over the wireless backhaul link 133 for access to the system And one or more UEs 131 served by it.
- both the relay node rTRP 120 and the rTRP 130 are connected to the network via a wireless backhaul link.
- the wireless backhaul link is from the perspective of a relay node, such as the wireless backhaul link 123 is a backhaul link of the relay node rTRP 120, and the wireless backhaul link 133 is a relay node rTRP 130. Backhaul link. As shown in FIG.
- a relay node such as 130
- the wireless trunk is connected to the network.
- a node that provides a wireless backhaul link resource, such as 120 is referred to as a superior node
- a relay node, such as 130, that accesses the network through a wireless backhaul link is referred to as a lower node.
- the lower node can be regarded as a user equipment UE of the upper node. It should be understood that in the integrated access and backhaul system shown in FIG.
- all the wireless links 112, 122, 123, 132, 133 can be bidirectional links, including uplink and downlink transmission links.
- the wireless backhaul links 123, 133 can be used for the upper node to provide services for the lower nodes, and the upper node 110 is the lower level.
- Node 120 provides a wireless backhaul service.
- the downlink transmission refers to a higher-level node, such as node 110, which is a lower-level node, such as node 120, for transmission.
- the uplink transmission refers to a lower-level node, such as node 120, to a higher-level node, such as node 110, to transmit data.
- the node is not limited to a network node or a UE.
- the UE can serve as a relay node to serve other UEs.
- the wireless backhaul link may in turn be an access link in some scenarios.
- the backhaul link 133 may also be regarded as an access link for the node 120, and the backhaul link 123 is also an access link of the node 110.
- a special time slot or subframe may also be referred to as a first time slot or subframe.
- the first node simultaneously sends information to the second node and the third node in the first time slot or subframe, or simultaneously receives information sent by the second node and the third node in the first time slot or subframe.
- a time slot or a subframe in which only uplink transmission is performed, or a time slot or a subframe in which only downlink transmission is performed may be referred to as a normal time slot or a subframe.
- a normal time slot or subframe may also be referred to as a second time slot or subframe.
- the first node only sends information to the second node or receives the second information in the second time slot or subframe, or only sends information to the third node or receives the third node in the second time slot or subframe.
- Information is included in the first time slot or subframe.
- the timing at which the first node receives the data of the third node is determined by the distance between the first node and the third node, and the transmission of the second node is adapted to the timing at which the first node receives the third node, therefore, the The uplink transmission timing of the two nodes is controlled.
- the first node may also send data to the third node and the second node simultaneously in the first time slot or the subframe, and also needs to control the receiving timing of the second node in the first time slot or the subframe.
- the transmission timing used and the second uplink transmission timing of the second node are different. Need to be controlled.
- the second uplink transmission timing refers to the timing at which the first node only schedules the second node it serves to perform uplink transmission, and does not receive the downlink transmission of the third node, that is, the second node is in the second slot or subframe. Uplink transmission timing.
- the second uplink transmission timing generally adjusts the uplink transmission time of the second slot or the subframe of the second node by using the second timing adjustment amount, so that the uplink transmission of the second node reaches the first node at the time of the first node.
- the second timing adjustment amount refers to a timing adjustment amount of the second time slot or subframe transmission, which is also referred to as a second timing adjustment amount of the second node.
- the second uplink transmission timing is also referred to as the second uplink transmission timing of the second node.
- the timing at which the second node is employed in the first slot or subframe is referred to as the first uplink transmission timing of the second node.
- the first uplink transmission timing of the second node may be adjusted by an offset of the second uplink transmission timing with respect to the second node and a first timing adjustment amount of the second node.
- the first timing adjustment amount of the second node is a timing adjustment amount of the pointer to the first time slot or the subframe.
- the first uplink transmission timing of the second node may be slightly adjusted by the first timing adjustment amount of the second node. It should be understood that when the first timing adjustment amount of the second node is not configured, its value defaults to 0.
- the second downlink receiving timing of the second node corresponds to the second downlink sending timing of the first node, that is, the first node performs downlink transmission only for the second node it serves, and does not
- the third node performs uplink transmission, where the second downlink transmission timing is the second downlink transmission timing of the first node, and the second downlink transmission timing of the first node is also the start of the transmission slot or subframe of the first node. position.
- the timing used by the first node to send data to the second node is referred to as the first downlink sending timing of the first node, that is, the first The timing used by the time slot or subframe to transmit data to the second node.
- FIG. 2 is a timing diagram of a first node receiving data according to an embodiment of the present disclosure.
- the frame structure is assumed to be a TDD mode in FIG. If the base station 110 adopts FDD, it can also be assumed that the frame structure of the uplink carrier frequency and the downlink carrier frequency is completely aligned, the downlink carrier frequency is a frequency band used for downlink transmission by the base station 110, and the uplink carrier frequency is used by the base station 110 for serving.
- the uplink frame structure and the downlink frame structure of the FDD may have a certain deviation in the time domain, and will not be described again.
- rTRP 120 Two time slots 211 and 212, 221 and 222, 231 and 232 of base station 110, rTRP 120 and rTRP 130 are shown in Fig. 2, assuming 14 symbols per time slot, the symbols are 213, 223, 233, respectively.
- the rTRP 120 simultaneously receives data of the base station 110 and the rTRP 130. Since the distance from the base station 110 to the rTRP 120 and the rTRP 120 to the rTRP 130 may be different, there may be some difference in the transmission delay. Assuming base station 110 begins transmission at the beginning of time slot 212, rTRP 120 receives data transmitted by base station 110 at time Trx 224.
- the rTRP 120 controls the rTRP 130 or the UE 121 to perform the uplink transmission through the ATA.
- the times at which the transmissions of all the lower nodes reach the rTRP 120 are the same or substantially the same.
- the start position of the time slot 222 is substantially the same, that is, the time of the plurality of signals received by the rTRP 120 is within the range of the cyclic prefix CP.
- rTRP 120 receives data from base station 110 and rTRP 130 simultaneously in time slot 222, since the time that base station 110 transmits to rTRP 120 is constant, that is, the location from the first symbol of current time slot 222 is transmitted, arriving. The time of the rTRP 120 is unchanged. If the time for the rTRP 130 to transmit to the rTRP 120 is still according to the second uplink transmission timing of the rTRP 130, that is, T normal 234, the data received by the rTRP 120 from the base station 110 and the rTRP 130 are not simultaneously arrived. rTRP 120, so interference may form at rTRP 120.
- FIG. 4 is a timing control process of receiving data by a relay node according to an embodiment of the present application. This timing method is applied to a wireless communication system including a first node and a second node, and the first node is a superior node of the second node, and the method steps are as follows.
- the timing of the offset of the first uplink transmission of the second node and the timing adjustment of the first uplink transmission timing of the second node are sent by using different messages.
- the timing adjustment amount of the first uplink transmission is transmitted by the MAC CE
- the offset of the uplink transmission timing of the second node is transmitted by the RRC or the MAC CE. It should be understood that the timing adjustment amount of the first uplink transmission of the second node and the offset of the first uplink transmission timing of the second node do not occur at the same time, and FIG. 4 is only an example and does not represent the second node.
- the timing adjustment amount of the first uplink transmission and the offset of the first uplink transmission timing of the second node are configured at the same time, or are sent to the second node in the same message.
- the offset of the first uplink transmission timing of the second node is not frequently adjusted, and the frequency of the timing adjustment amount configuration of the first uplink transmission of the second node depends on the need. In different scenarios, the timing adjustment amount of the first uplink transmission of the second node is different.
- Adjusting the second uplink transmission timing of the second node may adjust the first uplink transmission timing of the second node.
- the movement of the first node causes the first timing adjustment of the second node and the second timing adjustment of the second node to be different, and needs to be separately adjusted, and the first uplink of the second node is The transmission timing needs to be determined by the offset of the first uplink transmission timing of the second node and the first adjustment amount of the second node. It should be understood that the second timing adjustment amount of the second node at this time adjusts the second uplink transmission timing of the second node to be unaffected.
- different signaling transmissions of different messages can improve the signaling transmission efficiency, and the frequently changed information can improve the configuration speed through the underlying signaling, and the infrequently changed information is configured through the high layer signaling, thereby reducing the overhead of the control channel.
- the second timing adjustment amount of the second node is used to adjust the second uplink transmission timing of the second node, where the second node
- the uplink transmission timing is adjusted by the offset of the first uplink transmission timing of the second node and the first timing adjustment amount of the second node, and the offset of the first uplink transmission timing of the second node is relative to the second The second upstream transmission of the node is timed.
- FIG. 7 is a timing control process for sending data with multiple first nodes according to an embodiment of the present application.
- Steps S7011 and S7012 in FIG. 6 are the same as S501 in FIG. 5, except that the messages of the first node are included in the messages of S7011 and S7012, and the rest are not described again.
- the indication information sent by the node, or the timing adjustment amount of the first downlink transmission timing, or the increment value of the offset of the first uplink transmission timing of the second node, or the offset of the first downlink transmission timing of the first node The incremental value of the shift.
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Claims (58)
- 一种定时的方法,其特征在于,所述方法应用于无线通信系统,所述无线通信系统中包括第一节点和第二节点,所述第一节点是所述第二节点的上级节点,该方法包括:所述第一节点向所述第二节点发送第二节点的第一上行发送定时的偏移量和第二节点的第一上行发送定时的调整量;所述第一节点接收所述第二节点发送的数据。
- 根据权利要求1所述的方法,其特征在于,所述第二节点的第一上行发送定时的偏移量为相对于所述第二节点的第二上行发送定时的偏移量,或者所述第二节点的上行发送定时的偏移量为相对所述第二节点的发送时隙或子帧的定时偏移量。
- 根据权利要求1或2所述的方法,其特征在于,所述第二节点的第一上行发送定时的偏移量和所述第二节点的第一定时调整量是通过不同的消息发送的。
- 根据权利要求1-3任一项所述的方法,其特征在于,进一步包括:所述第一节点向所述第二节点发送指示信息,所述的指示信息用于指示所述第二节点是否采用所述第二节点的第一上行发送定时进行上行数据发送。
- 根据权利要求1-4任一项所述的方法,其特征在于,所述第二节点的第一上行发送定时的偏移量和/或第二节点的第一上行发送的定时调整量信息中包含所述第一节点的标识。
- 一种定时的方法,其特征在于,所述方法应用于无线通信系统,所述无线通信系统中包括第一节点和第二节点,所述第一节点是所述第二节点的上级节点,该方法包括:所述第一节点向所述第二节点发送所述第一节点的第一下行发送定时的偏移量;所述第一节点向所述第二节点发送数据。
- 根据权利要求6所述的方法,其特征在于,所述第一节点的第一下行发送定时的偏移量为相对于所述第一节点的发送时隙或子帧的起始位置的定时偏移量。
- 根据权利要求6或7所述的方法,其特征在于,进一步包括:所述第二节点接收所述第一节点发送的指示信息,所述的指示信息用于指示所述第二节点是否采用所述第一节点的第一下行发送定时进行下行数据接收。
- 根据权利要求6-8任一项所述的方法,其特征在于,所述第一节点的第一下行发送定时的偏移量信息中包含所述第一节点的标识。
- 一种定时的方法,其特征在于,所述方法应用于无线通信系统,所述无线通信系统中包括第一节点和第二节点,所述第一节点是所述第二节点的上级节点,该方法包括:所述第二节点接收所述第一节点发送的第二节点的第一上行发送定时的偏移量和所述第 二节点的第一定时调整量;所述第二节点向所述第一节点发送数据。
- 根据权利要求10所述的方法,其特征在于,所述第二节点的第一上行发送定时的偏移量为相对于所述第二节点的第二上行发送定时的偏移量,或者所述第二节点的第一上行发送定时的偏移量为相对所述第二节点的发送时隙或子帧的定时偏移量。
- 根据权利要求10或11所述的方法,其特征在于,所述第二节点的第一上行发送定时的偏移量和所述第二节点的第一定时调整量是通过不同的消息接收到的。
- 根据权利要求10-12任一项所述的方法,其特征在于,进一步包括:所述第二节点接收所述第一节点发送的指示信息,所述的指示信息用于指示所述第二节点是否采用所述第二节点的第一上行发送定时进行上行数据发送。
- 根据权利要求10-13任一项所述的方法,其特征在于,所述第二节点的第一上行发送定时的偏移量和/或第二节点的第一定时调整量信息中包含所述第一节点的标识。
- 一种定时的方法,其特征在于,所述方法应用于无线通信系统,所述无线通信系统中包括第一节点和第二节点,所述第一节点是所述第二节点的上级节点,该方法包括:所述第二节点接收所述第一节点发送的所述第一节点的第一下行发送定时的偏移量;所述第一节点向所述第二节点发送数据。
- 根据权利要求15所述的方法,其特征在于,所述第一节点的第一下行发送定时的偏移量为相对于所述第一节点的发送时隙或子帧的起始位置的定时偏移量。
- 根据权利要求15或16所述的方法,其特征在于,进一步包括:所述第二节点接收所述第一节点发送的指示信息,所述的指示信息用于指示所述第二节点是否采用所述第一节点的第一下行发送定时进行下行数据接收。
- 根据权利要求15-17任一项所述的方法,其特征在于,所述第一节点的第一下行发送定时的偏移量信息中包含所述第一节点的标识。
- 一种第一节点设备,其特征在于,所述第一节点设备包括:发送单元,用于向第二节点设备发送所述第二节点设备的第一上行发送定时的偏移量和第二节点设备的第一定时调整量;接收单元,用于接收所述第二节点设备发送的数据;所述第一节点设备是所述第二节点设备的上级节点设备。
- 根据权利要求19所述的设备,其特征在于,所述第一节点设备还包括:处理单元,用于确定所述第二节点设备的第一上行发送定时的偏移量和第二节点设备的第一定时调整量,或者,确定向所述第二节点设备发送指示信息。
- 根据权利要求20或者19所述的设备,其特征在于,所述第二节点设备的第一上行发送定时的偏移量为相对于所述第二节点设备的第二上行发送定时的偏移量,或者所述第二节点设备的上行发送定时的偏移量为相对所述第二节点设备的发送时隙或子帧的定时偏移量。
- 根据权利要求20-21任一项所述的设备,其特征在于,所述第二节点设备的第一上行发送定时的偏移量和所述第二节点设备的第一定时调整量是通过不同的消息发送的。
- 根据权利要求19-22任一项所述的设备,其特征在于,所述发送单元,还用于所述第一节点设备向所述第二节点设备发送指示信息,所述的指示信息用于指示所述第二节点设备是否采用所述第二节点设备的第一上行发送定时进行上行数据发送。
- 一种第一节点设备,其特征在于,所述第一节点设备包括:发送单元,用于向所述第二节点设备发送所述第一节点设备的第一下行发送定时的偏移量;接收单元,用于接收所述第二节点设备发送的数据;所述第一节点设备是所述第二节点设备的上级节点设备。
- 根据权利要求24所述的设备,其特征在于,所述第一节点设备还包括:处理单元,用于确定所述第一节点设备的第一下行发送定时的偏移量,或者确定向所述第二节点设备发送指示信息。
- 根据权利要求24或25所述的设备,其特征在于,所述第一节点设备的第一下行发送定时的偏移量为相对于所述第一节点设备的发送时隙或子帧的起始位置的定时偏移量。
- 根据权利要求24或26所述的设备,其特征在于,所述发送单元,还用于所述第一节点设备向所述第二节点设备发送指示信息,所述的指示信息用于指示所述第二节点设备是否采用所述第一节点设备的第一下行发送定时进行下行数据接收。
- 一种第二节点设备,其特征在于,所述第二节点设备包括:接收单元,用于接收所述第一节点设备发送的第二节点设备的第一上行发送定时的偏移量和所述第二节点设备的第一定时调整量;发送单元,用于向所述第一节点设备发送数据;所述第一节点设备是所述第二节点设备的上级节点设备。
- 根据权利要求28所述的设备,其特征在于,所述第二节点设备还包括:处理单元,还用于根据接收到的所述第二节点设备的第一上行发送定时的偏移量和第二节点设备的第一定时调整量,或者根据第一节点设备发送的指示信息确定第二节点设备的第一上行发送定时。
- 根据权利要求28或29所述的设备,其特征在于,所述第二节点设备的第一上行发送定时的偏移量为相对于所述第二节点设备的第二上行发送定时的偏移量,或者所述第二节点设备的第一上行发送定时的偏移量为相对所述第二节点设备的发送时隙或子帧的定时偏移量。
- 根据权利要求28-30任一项所述的设备,其特征在于,包括:所述第二节点设备的第一上行发送定时的偏移量和所述第二节点设备的第一定时调整量是通过不同的消息接收到的。
- 根据权利要求28-31任一项所述的设备,其特征在于,所述接收单元,还用于所述第二节点设备接收所述第一节点设备发送的指示信息,所述的指示信息用于指示所述第二节点设备是否采用所述第二节点设备的第一上行发送定时进行上行数据发送。
- 一种第二节点设备,其特征在于,所述第二节点设备包括:接收单元,用于接收所述第一节点设备发送的所述第一节点的第一下行发送定时的偏移量;发送单元,用于向所述第一节点设备发送数据;所述第一节点设备是所述第二节点设备的上级节点设备。
- 根据权利要求33所述的设备,其特征在于,所述第二节点设备还包括:处理单元,还用于根据接收到的所述第二节点设备的第一上行发送定时的偏移量和第二节点设备的第一定时调整量,或者所述第一节点设备发送的指示信息来确定所述第二节点设备的第一下行接收定时。
- 根据权利要求33或34所述设备,其特征在于,所述第一节点设备的第一下行发送定时的偏移量为相对于所述第一节点设备的发送时隙或子帧的起始位置的定时偏移量。
- 根据权利要求33-35所述的设备,其特征在于,所述接收单元,还用于所述第二节点设备接收所述第一节点设备发送的指示信息,所述的指示信息用于指示所述第二节点设备是否采用所述第一节点设备的第一下行发送定时进行下行数据接收。
- 一种第一节点设备,其特征在于,包括:发送器,用于向第二节点设备发送所述第二节点设备的第一上行发送定时的偏移量和第二节点设备的第一定时调整量;接收器,还用于接收所述第二节点设备发送的数据;所述第一节点设备是所述第二节点设备的上级节点设备。
- 根据权利要求37所述的设备,其特征在于,包括:处理器,用于确定所述第二节点设备的第一上行发送定时的偏移量和第二节点设备的第一定时调整量,或者,确定向所述第二节点设备发送指示信息。
- 根据权利要求37或38所述的设备,其特征在于,所述第二节点设备的第一上行发送定时的偏移量为相对于所述第二节点设备的第二上行发送定时的偏移量,或者所述第二节点设备的上行发送定时的偏移量为相对所述第二节点设备的发送时隙或子帧的定时偏移量。
- 根据权利要求37-39任一项所述的设备,其特征在于,所述第二节点设备的第一上行发送定时的偏移量和所述第二节点设备的第一定时调整量是通过不同的消息发送的。
- 根据权利要求37-40任一项所述的设备,其特征在于,所述发送器,还用于所述第一节点设备向所述第二节点设备发送指示信息,所述的指示信息用于指示所述第二节点设备是否采用所述第二节点设备的第一上行发送定时进行上行数据发送。
- 一种第一节点设备,其特征在于,包括:发送器,用于向所述第二节点设备发送所述第一节点设备的第一下行发送定时的偏移量;接收器,还用于接收所述第二节点设备发送的数据;所述第一节点设备是所述第二节点设备的上级节点设备。
- 根据权利要求42所述的设备,其特征在于,所述第一节点设备还包括:处理器,还用于确定所述第一节点设备的第一下行发送定时的偏移量,或者确定向所述第二节点设备发送指示信息。
- 根据权利要求42或43所述的设备,其特征在于,所述第一节点设备的第一下行发送定时的偏移量为相对于所述第一节点设备的发送时隙或子帧的起始位置的定时偏移量。
- 根据权利要求42-44任一项所述的设备,其特征在于,所述发送器,还用于所述第一节点设备向所述第二节点设备发送指示信息,所述的指示信息用于指示所述第二节点设备是否采用所述第一节点设备的第一下行发送定时进行下行数据接收。
- 一种第二节点设备,其特征在于,包括:接收器,用于接收所述第一节点设备发送的第二节点设备的第一上行发送定时的偏移量和所述第二节点设备的第一定时调整量;发送器,用于向所述第一节点设备发送数据;所述第一节点设备是所述第二节点设备的上级节点设备。
- 根据权利要求46所述的设备,其特征在于,还包括:处理器,用于根据接收到的所述第二节点设备的第一上行发送定时的偏移量和第二节点设备的第一定时调整量,或者根据第一节点设备发送的指示信息确定第二节点设备的第一上行发送定时。
- 根据权利要求46或47所述的设备,其特征在于,所述第二节点设备的第一上行发 送定时的偏移量为相对于所述第二节点设备的第二上行发送定时的偏移量,或者所述第二节点设备的第一上行发送定时的偏移量为相对所述第二节点设备的发送时隙或子帧的定时偏移量。
- 根据权利要求46-48任一项所述的设备,其特征在于,包括:所述第二节点设备的第一上行发送定时的偏移量和所述第二节点设备的第一定时调整量是通过不同的消息接收到的。
- 根据权利要求46-49任一项所述的设备,其特征在于,所述接收器,还用于所述第二节点设备接收所述第一节点设备发送的指示信息,所述的指示信息用于指示所述第二节点设备是否采用所述第二节点设备的第一上行发送定时进行上行数据发送。
- 一种第二节点设备,其特征在于,包括:接收器,用于接收所述第一节点设备发送的所述第一节点的第一下行发送定时的偏移量;发送器,用于向所述第一节点设备发送数据;所述第一节点设备是所述第二节点设备的上级节点设备。
- 根据权利要求51所述的设备,其特征在于,还包括:处理器,用于根据接收到的所述第二节点设备的第一上行发送定时的偏移量和第二节点设备的第一定时调整量,或者所述第一节点设备发送的指示信息来确定所述第二节点设备的第一下行接收定时。
- 根据权利要求51或52所述设备,其特征在于,所述第一节点设备的第一下行发送定时的偏移量为相对于所述第一节点设备的发送时隙或子帧的起始位置的定时偏移量。
- 根据权利要求51-53所述的设备,其特征在于,所述所述接收器,还用于所述第二节点设备接收所述第一节点设备发送的指示信息,所述的指示信息用于指示所述第二节点设备是否采用所述第一节点设备的第一下行发送定时进行下行数据接收。
- 一种可读存储介质,其特征在于,所述可读存储介质上存储有程序,当所述程序运行时,实现如权利要求1-5任一项所述的定时的方法,或者实现如权利要求6-9任一项所述的定时的方法,或者实现如权利要求10-14任一项所述的定时的方法,或者实现如权利要求15-18任一项所述的定时的方法。
- 一种包含指令的计算机程序产品,其特征在于,所述计算机程序产品运行时,实现如权利要求1-5任一项所述的定时的方法,或者实现如权利要求6-9任一项所述的定时的方法,或者实现如权利要求10-14任一项所述的定时的方法,或者实现如权利要求15-18任一项所述的定时的方法。
- 一种通信系统,所述通信系统包括多个设备,所述多个设备包括第一节点设备、第二节点设备,其特征在于,所述第一节点设备实现如权利要求1-5任一项所述的定时的方法, 或者实现如权利要求6-9任一项所述的定时的方法,所述第二节点设备实现如权利要求10-14任一项所述的定时的方法,或者实现如权利要求15-18任一项所述的定时的方法。
- 一种装置,其特征在于,包括处理器和存储器,该存储器中存储代码和数据,该存储器与处理器耦合,该处理器被配置为实现如权利要求1-5任一项所述的定时的方法,或者实现如权利要求6-9任一项所述的定时的方法,或者实现如权利要求10-14任一项所述的定时的方法,或者实现如权利要求15-18任一项所述的定时的方法。
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Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2018422635B2 (en) * | 2018-05-11 | 2022-02-24 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Relay system synchronization method and apparatus, and computer device and storage medium |
US11399410B2 (en) * | 2018-07-09 | 2022-07-26 | Qualcomm Incorporated | Techniques for controlling timing of downstream nodes in wireless communications |
US11503555B2 (en) * | 2018-08-17 | 2022-11-15 | Qualcomm Incorporated | Dynamic timing adjustment for new radio integrated access and backhaul node |
CN110536406B (zh) * | 2018-09-27 | 2023-05-26 | 中兴通讯股份有限公司 | 传输定时方法及装置、基站、计算机可读存储介质 |
EP3824686A1 (en) * | 2018-09-27 | 2021-05-26 | Nokia Solutions and Networks Oy | Method and apparatus for resource allocation |
WO2020207720A1 (en) * | 2019-04-12 | 2020-10-15 | British Telecommunications Public Limited Company | Network management |
WO2021031304A1 (zh) * | 2019-08-16 | 2021-02-25 | 华为技术有限公司 | 一种定时同步方法及装置 |
CN112636850B (zh) * | 2019-10-08 | 2023-05-26 | 上海朗帛通信技术有限公司 | 一种被用于无线通信的方法和设备 |
WO2021081933A1 (zh) * | 2019-10-31 | 2021-05-06 | 深圳市大疆创新科技有限公司 | 控制方法、数据传输装置、拍摄装置、控制系统、云台、可移动平台以及计算机可读存储介质 |
CN113193930A (zh) * | 2020-01-14 | 2021-07-30 | 维沃移动通信有限公司 | 信息处理方法及通信设备 |
CN113141577B (zh) * | 2020-01-19 | 2022-03-04 | 深圳市云海物联科技有限公司 | 数据传输方法、装置及终端设备 |
EP4093102A4 (en) * | 2020-01-20 | 2023-01-18 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | TIME ADJUSTMENT METHOD AND SYSTEM, DEVICE AND STORAGE MEDIA |
US11910483B2 (en) * | 2020-03-13 | 2024-02-20 | Qualcomm Incorporated | Classifying nodes based on mobility state |
CN113709866A (zh) * | 2020-05-21 | 2021-11-26 | 华为技术有限公司 | 一种资源配置方法以及网络节点 |
CN115118796A (zh) * | 2021-03-19 | 2022-09-27 | 中国移动通信有限公司研究院 | 定时偏移量更新方法、装置、终端及网络侧设备 |
CN115442853A (zh) * | 2021-06-04 | 2022-12-06 | 华为技术有限公司 | 一种无线通信方法及装置 |
WO2023015447A1 (en) * | 2021-08-10 | 2023-02-16 | Lenovo (Beijing) Limited | Method and apparatus for timing determination |
CN117014788A (zh) * | 2022-04-27 | 2023-11-07 | 大唐移动通信设备有限公司 | 一种终端定位方法、终端、基站及lmf |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070201392A1 (en) * | 2006-02-28 | 2007-08-30 | Shyamal Ramachandran | System and method for managing communication routing within a wireless multi-hop network |
WO2011017846A1 (zh) * | 2009-08-14 | 2011-02-17 | 华为技术有限公司 | 一种同步方法、移动中继节点、演进基站及用户设备 |
CN102083195A (zh) * | 2010-06-18 | 2011-06-01 | 大唐移动通信设备有限公司 | 一种中继系统中调整子帧定时的方法及装置 |
CN102143102A (zh) * | 2011-05-12 | 2011-08-03 | 西安电子科技大学 | 基于导频设计的协作分集ofdm定时和频率偏移估计方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2431073B (en) * | 2005-10-10 | 2008-05-14 | Ipwireless Inc | Cellular communication system and method for co-existence of dissimilar systems |
CN101425839B (zh) * | 2007-10-31 | 2011-09-14 | 电信科学技术研究院 | 一种确定数据发送偏移量的方法、系统和装置 |
JP5338590B2 (ja) * | 2009-09-17 | 2013-11-13 | 富士通株式会社 | 無線端末および通信方法 |
US8526420B2 (en) * | 2010-07-16 | 2013-09-03 | Blackberry Limited | Method and apparatus for autonomous uplink timing advance maintenance |
CN102088763B (zh) * | 2010-08-11 | 2014-04-02 | 电信科学技术研究院 | 中继定时调整方法、系统和设备 |
WO2012037704A1 (en) * | 2010-09-21 | 2012-03-29 | Telefonaktiebolaget L M Ericsson (Publ) | Air-interface timing synchronization sharing |
WO2012091649A1 (en) * | 2010-12-30 | 2012-07-05 | Telefonaktiebolaget L M Ericsson (Publ) | Uplink transmission timing |
KR102073027B1 (ko) * | 2011-04-05 | 2020-02-04 | 삼성전자 주식회사 | 반송파 집적 기술을 사용하는 무선통신시스템에서 복수 개의 타임 정렬 타이머 운용 방법 및 장치 |
US9210619B2 (en) * | 2012-06-20 | 2015-12-08 | Ofinno Technologies, Llc | Signalling mechanisms for wireless device handover |
US8976780B2 (en) * | 2012-09-27 | 2015-03-10 | Blackberry Limited | Uplink timing maintenance upon time alignment timer expiry |
CN105940742B (zh) * | 2014-01-28 | 2019-11-01 | Lg电子株式会社 | 在无线通信系统中设备对设备终端收发信号的方法和装置 |
WO2015127624A1 (zh) * | 2014-02-27 | 2015-09-03 | 华为技术有限公司 | 串扰信道估计方法、矢量化控制实体及osd系统 |
MX2019000067A (es) * | 2016-07-01 | 2019-05-02 | Guangdong Oppo Mobile Telecommunications Corp Ltd | Metodo y dispositivo para deteccion de se?al. |
US10433301B2 (en) * | 2016-09-19 | 2019-10-01 | Asustek Computer Inc. | Method and apparatus for handling timing advance for uplink transmission in a wireless communication system |
-
2018
- 2018-02-01 CN CN201810103184.2A patent/CN110113122B/zh active Active
-
2019
- 2019-01-21 EP EP19746714.5A patent/EP3737169A4/en active Pending
- 2019-01-21 BR BR112020015522-5A patent/BR112020015522A2/pt unknown
- 2019-01-21 WO PCT/CN2019/072488 patent/WO2019149100A1/zh unknown
-
2020
- 2020-07-28 US US16/940,918 patent/US11564184B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070201392A1 (en) * | 2006-02-28 | 2007-08-30 | Shyamal Ramachandran | System and method for managing communication routing within a wireless multi-hop network |
WO2011017846A1 (zh) * | 2009-08-14 | 2011-02-17 | 华为技术有限公司 | 一种同步方法、移动中继节点、演进基站及用户设备 |
CN102083195A (zh) * | 2010-06-18 | 2011-06-01 | 大唐移动通信设备有限公司 | 一种中继系统中调整子帧定时的方法及装置 |
CN102143102A (zh) * | 2011-05-12 | 2011-08-03 | 西安电子科技大学 | 基于导频设计的协作分集ofdm定时和频率偏移估计方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP3737169A4 * |
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