WO2019192466A1 - 中继资源的配置方法和设备 - Google Patents
中继资源的配置方法和设备 Download PDFInfo
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- WO2019192466A1 WO2019192466A1 PCT/CN2019/080988 CN2019080988W WO2019192466A1 WO 2019192466 A1 WO2019192466 A1 WO 2019192466A1 CN 2019080988 W CN2019080988 W CN 2019080988W WO 2019192466 A1 WO2019192466 A1 WO 2019192466A1
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- resource
- relay
- backhaul
- relay device
- configuration message
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- 238000012545 processing Methods 0.000 claims description 12
- 238000011156 evaluation Methods 0.000 claims description 9
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 238000013468 resource allocation Methods 0.000 abstract description 3
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- ZBIKORITPGTTGI-UHFFFAOYSA-N [acetyloxy(phenyl)-$l^{3}-iodanyl] acetate Chemical compound CC(=O)OI(OC(C)=O)C1=CC=CC=C1 ZBIKORITPGTTGI-UHFFFAOYSA-N 0.000 description 2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/27—Control channels or signalling for resource management between access points
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
- H04W40/22—Communication route or path selection, e.g. power-based or shortest path routing using selective relaying for reaching a BTS [Base Transceiver Station] or an access point
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/042—Public Land Mobile systems, e.g. cellular systems
- H04W84/047—Public Land Mobile systems, e.g. cellular systems using dedicated repeater stations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
- H04W88/085—Access point devices with remote components
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- H—ELECTRICITY
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- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/04—Terminal devices adapted for relaying to or from another terminal or user
Definitions
- the present disclosure relates to the field of communications, and in particular, to a method and an apparatus for configuring a relay resource.
- the relay technology adds one or more relay nodes between the base station and the terminal, and is responsible for one or more forwarding of the wireless signal, that is, the wireless signal has to go through multiple hops to reach the terminal.
- a base station-terminal link is divided into two links: a base station-relay station and a relay station-terminal, thereby organically replacing a poor quality link with two quality comparisons. Good links for higher link capacity and better coverage.
- the 5G technology is used in research as a wireless relay as a backhaul.
- Wireless relay backhaul technology also includes the adoption of wireless backhaul links above 6 GHz.
- the higher the network band the shorter the transmission distance of the wireless backhaul.
- the distance between wireless backhauls will be shorter and deployment will be more dense. Under the same-frequency deployment, how to coordinate relay resources and avoid resource conflicts has become a technical problem to be solved urgently.
- An object of the embodiments of the present disclosure is to provide a method and a device for configuring a relay resource, to coordinate a relay resource of a relay device, avoid a relay resource conflict, and improve robustness of the relay communication.
- the first aspect provides a method for configuring a relay resource, where the method includes:
- relay resource configuration message carries at least one of time window resource information, backhaul backhaul resource information, and access link access link resource information of the relay device.
- the second aspect provides a method for configuring a relay resource, where the method includes:
- the relay resource configuration message carries at least one of time window resource information, backhaul backhaul resource information, and access link access link resource information of the relay device;
- the backhaul resource and/or the access link resource of the relay device are configured based on the relay resource configuration message.
- a device is provided, where the device is a device accessed by a relay device, and the device includes:
- a first sending module configured to send a relay resource configuration message to the relay device, where the relay resource configuration message carries the time window resource information, the backhaul backhaul resource information, and the access link access link resource information of the relay device At least one of them.
- a relay device where the relay device includes:
- the receiving module receives a relay resource configuration message, where the relay resource configuration message carries at least one of time window resource information, backhaul backhaul resource information, and access link access link resource information of the relay device;
- the configuration module configures a backhaul resource and/or an access link resource of the relay device based on the relay resource configuration message.
- a device in a fifth aspect, is provided, the device being a device accessed by a relay device, the device comprising a processor, a memory, and a computer program stored on the memory and operable on the processor, The steps of the method as described in the first aspect are implemented when the computer program is executed by the processor.
- a relay device comprising a processor, a memory, and a computer program stored on the memory and executable on the processor, the computer program being The steps of the method as described in the first aspect are implemented when executed.
- a computer readable storage medium stores a computer program, the computer program being executed by a processor to implement the steps of the method as described in the first aspect.
- a computer readable storage medium stores a computer program, the computer program being executed by a processor to implement the steps of the method as described in the second aspect.
- the relay resource conflict of the relay device can be avoided, and the robustness of the relay communication is improved.
- FIG. 1 is a schematic diagram of an application scenario of an embodiment of the present disclosure.
- FIG. 2 is a schematic diagram of a scenario in which IAB and DIAB communicate in one embodiment of the present disclosure.
- FIG 3 is a schematic diagram of a scenario of communication between an IAB and a DIAB in another embodiment of the present disclosure.
- FIG. 4 is a schematic diagram of a scenario of communication between an IAB and a DIAB in still another embodiment of the present disclosure.
- FIG. 5 is a schematic diagram of a scenario of communication between an IAB and a DIAB in still another embodiment of the present disclosure.
- FIG. 6 is a schematic diagram of a scenario of communication between an IAB and a DIAB in still another embodiment of the present disclosure.
- FIG. 7 is a flowchart of a method for configuring a relay resource according to an embodiment of the present disclosure.
- FIG. 8 is a flow chart of a method for configuring a relay resource according to an embodiment of the present disclosure.
- FIG. 9 is a schematic structural view of an apparatus of one embodiment of the present disclosure.
- FIG. 10 is a schematic structural diagram of a relay device according to an embodiment of the present disclosure.
- FIG. 11 is a structural diagram of an apparatus to which an embodiment of the present disclosure is applied.
- FIG. 12 is a structural diagram of a relay device to which an embodiment of the present disclosure is applied.
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- LTE-A Long Term Evolution advanced
- NR New Radio
- FIG. 1 is a schematic diagram of an application scenario of an embodiment of the present disclosure.
- the radio signal of the UE of FIG. 1 needs to pass through the relay 5, the relay 4, and the relay 2 to reach the host (Donor) network device of FIG. 1, and the host (Donor) network device is the relay device.
- a device that enters the core network can be understood as a base station of the relay device.
- IAB is committed to reusing existing functionality and interfaces defined for access. Specifically, Mobile-Termination (MT), gNB-DU, gNB-CU, UPF, AMF and SMF, and corresponding interfaces NR Uu (between MT and gNB), F1, NG, X2 and N4, Used as the basic module of the IAB network structure.
- Mobile terminal (MT) functionality has been defined as an integral part of mobile devices.
- an MT is referred to as a function residing on an IAB node that terminates a radio interface layer that points to a backhaul Uu interface of a DIAB or other IAB node.
- DIAB is considered to be a single logical node that contains a set of functions. Single-node representation does not preclude DIAB being split into distributed or centralized entities.
- the IAB may be a standalone IAB device, or may be partitioned into a distributed entity or a centralized entity; the DIAB may be a standalone DIAB device, or may be partitioned into distributed Entity or centralized entity.
- FIG. 2 is a schematic diagram of a scenario in which IAB and DIAB communicate in one embodiment of the present disclosure.
- the IAB communicates with the Donor base station (DIAB) on the wireless interface, and the IAB and the IAB communicate on the wireless interface.
- the backhaul of F1-U uses the adaptation layer or uses the GTP-U combined with the adaptation layer; in addition, the hop-by-hop forwarding across the intermediate nodes uses the adaptation layer.
- FIG. 3 is a schematic diagram of a scenario of communication between an IAB and a DIAB in another embodiment of the present disclosure.
- the IAB communicates with the Donor base station (DIAB) on the wireless interface, and the IAB and the IAB communicate on the wireless interface.
- DIAB Donor base station
- F1-U or NG-U backhaul to the access node uses GTP-U/UDP/IP; in addition, hop-by-hop forwarding across intermediate nodes uses PDU session layer routing.
- FIG. 4 is a schematic diagram of a scenario of communication between an IAB and a DIAB in still another embodiment of the present disclosure.
- the IAB communicates with the Donor base station (DIAB) on the wireless interface, and the IAB and the IAB communicate on the wireless interface.
- NG-U backhaul to the access node uses GTP-U/UDP/IP; in addition, hop-by-hop forwarding across intermediate nodes uses PDU session layer routing.
- FIG. 5 is a schematic diagram of a scenario of communication between an IAB and a DIAB in still another embodiment of the present disclosure.
- the IAB communicates with the Donor base station (DIAB) on the wireless interface, and the IAB and the IAB communicate on the wireless interface.
- NG-U backhaul to the access node uses GTP-U/UDP/IP; in addition, hop-by-hop forwarding across intermediate nodes uses PDU session layer routing.
- FIG. 6 is a schematic diagram of a scenario of communication between an IAB and a DIAB in still another embodiment of the present disclosure.
- the IAB communicates with the Donor base station (DIAB) on the wireless interface, and the IAB and the IAB communicate on the wireless interface.
- the NG-U backhaul to the access node uses GTP-U/UDP/IP; in addition, hop-by-hop forwarding across intermediate nodes uses PDU session layer routing.
- FIG. 1 to FIG. 6 are only some application scenarios of the technical solutions of the embodiments of the present disclosure, and the application scenarios of the technical solutions of the embodiments of the present disclosure are not limited thereto.
- FIG. 7 is a flowchart of a method for configuring a relay resource according to an embodiment of the present disclosure.
- the method of Figure 7 is applied to a target device accessed by a relay device.
- the method of Figure 7 can include:
- the relay resource configuration message carries at least one of time window resource information, backhaul resource information, and access link resource information of the relay device.
- the relay resource configuration message may be sent to the relay device through a Radio Resource Control (RRC) or a Media Access Control (MAC) Control Element (CE).
- RRC Radio Resource Control
- MAC Media Access Control
- CE Control Element
- the time window resource is indicated by a time window index or a time window bitmap.
- a time window index indicates which time window resources the relay device is available with.
- the time window corresponding to the bit set to 1 in the time window bitmap is the time window resource available to the relay device.
- the target device is a Donova Integrated Access and Backhaul (DIAB) device
- the relay device is a standalone integrated access and backhaul (Integrated Access). And Backhaul, IAB) equipment.
- the target device may be a host (Donor) network device of the embodiment shown in FIG. 1, and the relay device may be a relay 2.
- the target device is a Centralized Unit (CU) of the IAB
- the relay device is a Distributed Unit (DU) of the IAB.
- the target device is a CU of a DIAB
- the relay device is a DU of the DIAB
- the target device is a CU of a DIAB
- the relay device is a CU in an IAB that accesses the DIAB.
- the method may further include: determining, according to the relay resource requirement information reported by the IAB of the DIAB, the relay of the DU of the DIAB. Resources and/or relay resources of the DIAB's IAB.
- the CU of the DIAB may negotiate the allocation of the relay resource of the relay device under the jurisdiction of the DIAB based on the relay resource requirement information reported by the IAB, and send the allocated relay resource to the DIAB through the relay resource configuration message.
- DU and the CU under the DIAB's IAB.
- the sending time resource of sending the relay resource configuration message is before the earliest time resource configured by the relay resource configuration message, and the time interval of the sending time resource and the earliest time resource is based on The backhaul delay and the internal processing delay of the relay device are determined.
- the backhaul delay is determined by the target device and/or the relay device evaluation.
- the internal processing delay of the relay device is determined by the internal processing capability, algorithm, and the like of the relay device.
- the backhaul delay may be determined by the target device evaluation, or determined by the relay device evaluation, or determined jointly by the target device and the relay device.
- the backhaul resource of the relay device includes at least one of the following:
- the backhaul resource of the relay device to the target device within the time window is the backhaul resource of the relay device to the target device within the time window.
- the relay device may configure the backhaul resource of the relay device.
- the access link resource of the relay device includes:
- the backhaul resource of the relay device to the subordinate relay device is the backhaul resource of the relay device to the subordinate relay device.
- the relay device may configure an access link resource of the relay device based on the access link resource information in the relay resource configuration message.
- the relay resource configuration message further indicates the The time domain resource of the first resource is a downlink backhaul time domain resource or a downlink non-backhaul time domain resource.
- FDD Frequency Division Duplex
- the relay resource configuration message further indicates that the time domain resource of the second resource is Uplink back time domain resources or uplink non-backhaul time domain resources.
- the relay resource configuration message further indicates the The time domain resource of the third resource is an uplink backhaul time domain resource, a downlink backhaul time domain resource, or a non-backhaul time domain resource.
- TDD Time Division Duplex
- the relay resource configuration message indicates that the time domain resource of the third resource is a non-backhaul time domain resource
- the relay resource configuration message further indicates that the third resource is a downlink non-return The time domain resource, the uplink non-backhaul time domain resource, or the uplink and downlink variable non-backhaul time domain resources.
- the time window is pre-assigned to the relay device.
- the time window is configured by the target device for the relay device.
- the method further includes:
- the time window resource is indicated by a time window index or a time window bitmap.
- the time window resource available to the relay device can be re-adjusted by sending a time window reconfiguration message to the relay device.
- the IAB network includes one CU and several DUs.
- the CU is a DIAB
- the DU is an IAB
- the DIAB and IAB are both stand-alone base stations.
- the CU may configure the resources of each DU in the IAB network and deliver the resources to the DU.
- the resources of this configuration include time domain resources and frequency resources.
- the CU may indicate to the DU in advance the set of resources used for backhaul transmission by signaling.
- the signaling may be PDCCH or L2 signaling, such as MAC-CE or RRC signaling.
- the resources carried in the signaling may be indicated by a resource index or by using a resource bitmap.
- the signaling may indicate a time resource time resource set for backhaul transmission in a time window of a future time window, including at least one of the following:
- the DL backhaul time resource that is, the DU needs to receive the signal of the CU in the DL backhaul time resource set;
- the UL backhaul time resource that is, the DU is allowed to send a signal to the CU in the UL backhaul time resource set;
- the time resource collection for bakchaul transmission is not indicated in the Time window. It should be understood that the time resource set DU that is not indicated for bakchaul transmission does not need to be received/transmitted with the CU.
- the CU may indicate that a time resource is DL backhaul, or DL non-backhaul;
- donor gNB may indicate that a time resource is UL backhaul or UL non-backhaul;
- the CU may indicate that a time resource is DL backhaul or UL backhaul, or non-backhaul.
- the CU may further indicate the time resource DL time resource, UL time resource, and variable DL/UL time resource.
- time window may be a predefined provisioning DU, for example, equal to one or more radio frame periods, or configured by the DU under the CU.
- the CU may indicate to the DU through RRC or MAC CE signaling.
- the indication may be based on a time window index or a time window bitmap.
- the DU needs to advance X time (X unit is slot or symbol) to know whether a time resource is used for DL backhaul, or UL backhaul, or non-backhaul.
- DU processing time has DU evaluation, and backhaul delay is evaluated by CU and/or DU.
- the CU uses the bitmap method to adopt a method similar to the MBFSN subframe configuration.
- the CU configures the time resource and the time window to be distributed to the DU by using MAC-CE or RRC signaling.
- the backhaul frequency domain resource may be configured, or the back time resource and the frequency domain resource may be configured at the same time, which is not limited in this embodiment of the disclosure.
- the DU can learn the time resource set that can be used for the interface between the DU and the UE, or the time resource set of the interface between the DU and the lower-level DU that accesses the DU, according to the signaling sent by the CU.
- a DL non-backhaul time resource can be used for the DU to send a DL signal to the UE it serves;
- a UL non-backhaul time resource may be used for the DU to receive the UL signal sent by the serving UE;
- the DU can determine a non-backhaul time resource for access link DL transmission or access link UL transmission.
- the DU may determine, according to the signaling, that a non-backhaul time resource is used for the access link DL transmission or the access link UL transmission.
- the DU can obtain the available time resource and time window according to the bit that the CU is set to 1 in the bitmap.
- the available time resource and time window configurations include backhaul and access link resources.
- the DIAB includes a CU and at least one DU, and the IAB includes a CU and at least one DU.
- the DIAB centrally configures the resources of the time resource set and the time window, and delivers them to the DUs of the DIAB and the CUs of other IABs.
- the CU of each IAB is sent to the DU under the corresponding IAB.
- the DIAB is a configuration resource of the DIB of the DIAB
- the DIB is the CU configuration resource of the other IAB
- the CU of the IAB is the resource allocation method of the corresponding IAB.
- the configuration of the previous embodiment is similar to that of the previous embodiment, and details are not described herein.
- the DAIB can negotiate the resources of the time resource and the time window with the IAB first.
- the DAIB is configured according to the DU resource requirements under each IAB. Then, each IAB and DIAB delivers configuration resources to the relevant DUs.
- relay resources in the foregoing specific embodiments 1 and 2 only take the resources of the time resource and the time window as an example, in actual applications, the relay resources may further include resources on the frequency domain and air interfaces. Resources, and more. The embodiments of the present disclosure do not limit this.
- FIG. 8 is a flow chart of a method for configuring a relay resource according to an embodiment of the present disclosure. This method is applied to a relay device. As shown in FIG. 8, the method can include:
- the relay resource configuration message carries at least one of time window resource information, backhaul resource information, and access link resource information of the relay device.
- the relay device configures the relay resource configuration message and configures the relay resource of the relay device based on the relay resource configuration message, thereby ensuring normal configuration and use of the relay resource of the relay device, and avoiding Congestion and interference of network resources of the relay device improve the robustness of the relay communication.
- the relay device is a standalone IAB device, and the target device accessed by the relay device is a DIAB device accessed by the IAB device.
- the relay device is a distribution unit DU of the IAB
- the target device is a centralized unit CU of the IAB.
- the relay device is a DU of a DIAB
- the target device is a CU of the DIAB.
- the relay device is a CU in an IAB
- the target device is a CU of a DIAB to which the IAB is accessed.
- the method further includes: before step S810, the method further includes:
- the relay resource requirement information of the IAB is sent to the target device, where the relay resource requirement information is used by the target device to coordinate the trunk resource configuration of the DU and/or the IAB under the target device.
- the target device may be requested to configure the relay resource based on the relay resource requirement of the relay device, thereby enabling the target device to coordinate the DU under the target device and/or IAB's trunk resource configuration.
- the backhaul resource of the relay device includes at least one of the following:
- the backhaul resource of the relay device to the target device within the time window is the backhaul resource of the relay device to the target device within the time window.
- step S820 can be specifically implemented as:
- the relay resource configuration message carries the first backhaul resource information of the target device to the relay device in the time window
- the downlink backhaul resource of the relay device is configured based on the first backhaul resource information.
- step S820 is specifically implemented as: if the relay resource configuration message carries the second backhaul resource information of the relay device to the target device in the time window, based on the second Backhaul resource information, configure the upstream backhaul resources of the relay device.
- the access link resource of the relay device includes:
- the backhaul resource of the relay device to the subordinate relay device is the backhaul resource of the relay device to the subordinate relay device.
- step S820 can be specifically implemented as:
- the access link resource of the relay device is configured based on the resource information for the backhaul transmission not indicated in the time window.
- step S820 may be specifically implemented as:
- the relay resource configuration message carries the first access link resource information of the terminal device that accesses the relay device to the relay device
- the uplink access link of the relay device is configured based on the first access link resource information. Resources.
- step S820 may be specifically implemented as:
- the relay resource configuration message carries the second access link resource information of the relay device to the terminal device that accesses the relay device
- the downlink access link of the relay device is configured based on the second access link resource information. Resources.
- step S820 may be specifically implemented as:
- the uplink backhaul resource of the subordinate relay device is configured based on the third backhaul resource information.
- step S820 may be specifically implemented as:
- the relay resource configuration message carries the fourth backhaul resource information of the relay device to the subordinate relay device
- the downlink backhaul resource of the subordinate relay device is configured based on the fourth backhaul resource information.
- step S820 may also be specifically implemented as:
- the carrier type of the first resource configured in the Trunk resource configuration message is a frequency division multiplexed FDD downlink carrier, and the Trunk resource configuration message further indicates that the time domain resource of the first resource is a downlink backhaul time domain resource,
- the first resource is configured as a downlink backhaul time domain resource of the relay device.
- step S820 may also be specifically implemented as:
- the carrier type of the second resource configured in the hop resource configuration message is a frequency division multiplexed FDD downlink carrier, and the hop resource configuration message further indicates that the time domain resource of the second resource is a downlink non-backhaul time domain resource And configuring the second resource to be a downlink non-backhaul time domain resource of the relay device.
- step S820 may also be specifically implemented as:
- the carrier type of the third resource configured in the Trunk resource configuration message is an FDD uplink carrier, and the Trunk resource configuration message further indicates that the time domain resource of the third resource is an uplink backhaul time domain resource, configure the The three resources are uplink backhaul time domain resources of the relay device.
- step S820 may also be specifically implemented as:
- the carrier type of the fourth resource configured in the Trunk resource configuration message is an FDD uplink carrier, and the Trunk resource configuration message further indicates that the time domain resource of the fourth resource is an uplink non-backhaul time domain resource, configure the The fourth resource is an uplink non-backhaul time domain resource of the relay device.
- step S820 may also be specifically implemented as:
- the carrier type of the fifth resource configured in the Trunk resource configuration message is a time division multiplexed TDD carrier, and the Trunk resource configuration message further indicates that the time domain resource of the fifth resource is an uplink backhaul time domain resource, then configuring The fifth resource is an uplink backhaul time domain resource of the relay device.
- step S820 may also be specifically implemented as:
- the carrier type of the sixth resource configured in the Trunk resource configuration message is a time division multiplexed TDD carrier, and the Trunk resource configuration message further indicates that the time domain resource of the sixth resource is a downlink backhaul time domain resource
- configuration The sixth resource is a downlink backhaul time domain resource of the relay device.
- step S820 may also be specifically implemented as:
- the carrier type of the seventh resource configured in the Trunk resource configuration message is a time division multiplexed TDD carrier, and the Trunk resource configuration message further indicates that the time domain resource of the seventh resource is a non-backhaul time domain resource, then configuring The seventh resource is an access link time domain resource of the relay device.
- step S820 may also be specifically implemented as:
- the Trunk resource configuration message indicates that the time domain resource of the seventh resource is a non-backhaul time domain resource
- the seventh resource is configured as a downlink access link time domain resource of the relay device, an uplink access link time domain resource, or Up and down variable access link time domain resources.
- the method performed by the relay device in the embodiment of the present disclosure may refer to the method performed by the DU of the IAB in Embodiment 1, or the method of implementing the DU of the DIAB or the CU of the IAB in Embodiment 2, and details are not described herein again.
- FIG. 9 is a block diagram showing the structure of an apparatus 900 according to an embodiment of the present disclosure.
- the device 900 is a device that the relay device accesses. As shown in FIG. 9, device 900 can include:
- the first sending module 910 is configured to send a relay resource configuration message to the relay device, where the relay resource configuration message carries at least one of time window resource information, backhaul resource information, and access link resource information of the relay device.
- the device 900 is a standalone DIAB device, which is a standalone IAB device.
- the device 900 is a CU of an IAB, and the relay device is a DU of the IAB.
- the device 900 is a CU of a DIAB, and the relay device is a DU of the DIAB.
- the device 900 is a CU of a DIAB
- the relay device is a CU in an IAB that accesses the DIAB.
- the device 900 may include a determining module 920, determining, according to the relay resource requirement information reported by the IAB of the DIAB, the relay resource of the DUB of the DIAB and/or the middle of the IAB of the DIAB. Following resources.
- the sending time resource of sending the relay resource configuration message is before the earliest time resource configured by the relay resource configuration message, and the time interval of the sending time resource and the earliest time resource is based on The backhaul delay and the internal processing delay of the relay device are determined.
- the backhaul delay is determined by the device 900 and/or the relay device evaluation.
- the internal processing delay of the relay device is determined by the internal processing capability, algorithm, and the like of the relay device.
- the backhaul delay may be determined by the device 900 for evaluation, or determined by the relay device evaluation, or determined jointly by the device and the relay device.
- the backhaul resource of the relay device includes at least one of the following:
- the access link resource of the relay device includes:
- the backhaul resource of the relay device to the subordinate relay device is the backhaul resource of the relay device to the subordinate relay device.
- the relay resource configuration message further indicates that the time domain resource of the first resource is a downlink back Pass time domain resources or downlink non-return time domain resources.
- the relay resource configuration message further indicates that the time domain resource of the second resource is Uplink back time domain resources or uplink non-backhaul time domain resources.
- the relay resource configuration message further indicates that the time domain resource of the third resource is an uplink. Return time domain resources, downlink backhaul time domain resources, or non-backhaul time domain resources.
- the relay resource configuration message indicates that the time domain resource of the third resource is a non-backhaul time domain resource
- the relay resource configuration message further indicates that the third resource is a downlink non-return The time domain resource, the uplink non-backhaul time domain resource, or the uplink and downlink variable non-backhaul time domain resources.
- the time window is pre-assigned to the relay device.
- the time window is that the device 900 is configured for the relay device.
- the device 900 may further include a second sending module 930, configured to send, by using an RRC or a MAC CE, a time window reconfiguration message to the relay device, where the time window reconfiguration message is used to Configure the time window resources available to the relay device;
- the time window resource is indicated by a time window index or a time window bitmap.
- the device provided by the embodiment of the present disclosure can implement various processes implemented by the target device in the method embodiment of FIG. 7, and implement the method performed by the CU of the IAB in Embodiment 1, or the method implemented by the CU of the DIAB in Embodiment 2.
- the embodiments of the present disclosure are not described herein again.
- FIG. 10 is a schematic structural diagram of a relay device 1000 according to an embodiment of the present disclosure. As shown in FIG. 10, the relay device 1000 can include:
- the receiving module 1010 receives a relay resource configuration message, where the relay resource configuration message carries at least one of time window resource information, backhaul resource information, and access link resource information of the relay device 1000.
- the configuration module 1020 configures a backhaul resource and/or an access link resource of the relay device 1000 based on the relay resource configuration message.
- the relay device configures the relay resource configuration message and configures the relay resource of the relay device based on the relay resource configuration message, thereby ensuring normal configuration and use of the relay resource of the relay device, and avoiding Congestion and interference of network resources of the relay device improve the robustness of the relay communication.
- the relay device 1000 is a standalone IAB device, and the target device accessed by the relay device 1000 is a DIAB device accessed by the IAB device.
- the relay device 1000 is a distribution unit DU of an IAB, and the target device is a centralized unit CU of the IAB.
- the relay device 1000 is a DU of a DIAB
- the target device is a CU of the DIAB.
- the relay device 1000 is a CU in an IAB
- the target device is a CU of a DIAB to which the IAB is accessed.
- the relay device 1000 further includes: a sending module 1030, configured to: The relay resource requirement information of the IAB is sent to the target device, where the relay resource requirement information is used by the target device to coordinate the trunk resource configuration of the DU and/or the IAB under the target device.
- the backhaul resource of the relay device 1000 includes at least one of the following:
- the relay device 1000 to the backhaul resource of the target device within the time window.
- the configuration module 1020 is specifically configured to:
- the relay resource configuration message carries the first backhaul resource information of the target device to the relay device 1000 in the time window
- the downlink backhaul resource of the relay device is configured based on the first backhaul resource information.
- the configuration module 1020 is specifically configured to: if the relay resource configuration message carries the second backhaul resource information of the relay device 1000 to the target device in the time window, based on the first Two backhaul resource information, configure the upstream backhaul resources of the relay device.
- the access link resource of the relay device 1000 includes:
- the relay device 1000 sends backhaul resources to the subordinate relay device.
- the configuration module 1020 is specifically configured to:
- the access link resource of the relay device is configured based on the resource information for the backhaul transmission not indicated in the time window.
- the configuration module 1020 is specifically configured to:
- the relay resource configuration message carries the first access link resource information of the terminal device that accesses the relay device 1000 to the relay device 1000, configuring the relay device 1000 based on the first access link resource information. Uplink access link resources.
- the configuration module 1020 is specifically configured to:
- the relay resource configuration message carries the second access link resource information of the relay device 1000 to the terminal device that accesses the relay device 1000, configuring the relay device 1000 based on the second access link resource information. Downstream access link resources.
- the configuration module 1020 is specifically configured to:
- the relay resource configuration message carries the third backhaul resource information of the subordinate relay device that accesses the relay device 1000 to the relay device 1000, configure the uplink of the subordinate relay device based on the third backhaul resource information. Backhaul resources.
- the configuration module 1020 is specifically configured to:
- the relay resource configuration message carries the fourth backhaul resource information of the relay device 1000 to the lower-level relay device
- the downlink backhaul resource of the lower-level relay device is configured based on the fourth backhaul resource information.
- the configuration module 1020 is further specifically configured to:
- the carrier type of the first resource configured in the Trunk resource configuration message is a frequency division multiplexed FDD downlink carrier, and the Trunk resource configuration message further indicates that the time domain resource of the first resource is a downlink backhaul time domain resource, Then, the first resource is configured as a downlink backhaul time domain resource of the relay device 1000.
- the configuration module 1020 is specifically configured to:
- the carrier type of the second resource configured in the hop resource configuration message is a frequency division multiplexed FDD downlink carrier
- the hop resource configuration message further indicates that the time domain resource of the second resource is a downlink non-backhaul time domain resource
- the configuration module 1020 is specifically configured to:
- the carrier type of the third resource configured in the Trunk resource configuration message is an FDD uplink carrier, and the Trunk resource configuration message further indicates that the time domain resource of the third resource is an uplink backhaul time domain resource, configure the The three resources are uplink backhaul time domain resources of the relay device 1000.
- the configuration module 1020 is specifically configured to:
- the carrier type of the fourth resource configured in the Trunk resource configuration message is an FDD uplink carrier, and the Trunk resource configuration message further indicates that the time domain resource of the fourth resource is an uplink non-backhaul time domain resource, configure the The fourth resource is an uplink non-backhaul time domain resource of the relay device 1000.
- the configuration module 1020 is specifically configured to:
- the carrier type of the fifth resource configured in the Trunk resource configuration message is a time division multiplexed TDD carrier, and the Trunk resource configuration message further indicates that the time domain resource of the fifth resource is an uplink backhaul time domain resource, then configuring The fifth resource is an uplink backhaul time domain resource of the relay device 1000.
- the configuration module 1020 is specifically configured to:
- the carrier type of the sixth resource configured in the Trunk resource configuration message is a time division multiplexed TDD carrier, and the Trunk resource configuration message further indicates that the time domain resource of the sixth resource is a downlink backhaul time domain resource
- configuration The sixth resource is a downlink backhaul time domain resource of the relay device 1000.
- the configuration module 1020 is specifically configured to:
- the carrier type of the seventh resource configured in the Trunk resource configuration message is a time division multiplexed TDD carrier, and the Trunk resource configuration message further indicates that the time domain resource of the seventh resource is a non-backhaul time domain resource, then configuring The seventh resource is an access link time domain resource of the relay device 1000.
- the configuration module 1020 can be further specifically configured to:
- the Trunk resource configuration message indicates that the time domain resource of the seventh resource is a non-backhaul time domain resource
- the seventh resource is configured as a downlink access link time domain resource and an uplink access link time domain resource of the relay device 1000. Or variable access link time domain resources.
- the relay device 1000 provided by the embodiment of the present disclosure can implement the processes implemented by the relay device in the method embodiment of FIG. 8 and implement the method performed by the DU of the IAB in Embodiment 1, or implement the DU of the DIAB or the CU of the IAB.
- the method performed in Embodiment 2 is not described herein again.
- FIG. 11 is a structural diagram of an apparatus 1100 according to an embodiment of the present disclosure, which can implement the details of the method shown in FIG. 7 and achieve the same effect.
- the device 1100 is a device accessed by a relay device. As shown in FIG. 11, the device 1100 includes a processor 1101, a transceiver 1102, a memory 1103, a user interface 1104, and a bus interface, where:
- the device 1100 further includes: a computer program stored on the memory 1103 and executable on the processor 1101.
- a computer program stored on the memory 1103 and executable on the processor 1101.
- the relay resource configuration message is sent to the relay device, where the relay resource configuration message carries at least one of time window resource information, backhaul resource information, and access link resource information of the relay device.
- the bus architecture may include any number of interconnected buses and bridges, specifically linked by one or more processors represented by processor 1101 and various circuits of memory represented by memory 1103.
- the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
- the bus interface provides an interface.
- Transceiver 1102 can be a plurality of components, including a transmitter and a receiver, providing means for communicating with various other devices on a transmission medium.
- the user interface 1104 may also be an interface capable of externally connecting the required devices, including but not limited to a keypad, a display, a speaker, a microphone, a joystick, and the like.
- the processor 1101 is responsible for managing the bus architecture and general processing, and the memory 1103 can store data used by the processor 1101 when performing operations.
- the embodiment of the present disclosure further provides a computer readable storage medium.
- the computer readable storage medium stores a computer program. When the computer program is executed by the processor, the various processes of the foregoing method embodiment of FIG. 7 are implemented, and the same technology can be achieved. The effect, to avoid repetition, will not be repeated here.
- the computer readable storage medium such as a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk.
- FIG. 12 is a structural diagram of a relay device 1200 according to an embodiment of the present disclosure, which can implement the details of the method shown in FIG. 8 and achieve the same effect.
- the device 1200 is a device accessed by a relay device.
- the relay device 1200 includes a processor 1201, a transceiver 1202, a memory 1203, a user interface 1204, and a bus interface, where:
- the relay device 1200 further includes: a computer program stored on the memory 1203 and operable on the processor 1201. When the computer program is executed by the processor 1201, the following steps are implemented:
- the relay resource configuration message carries at least one of time window resource information, backhaul resource information, and access link resource information of the relay device;
- the backhaul resource and/or the access link resource of the relay device are configured based on the relay resource configuration message.
- the bus architecture may include any number of interconnected buses and bridges, specifically linked by one or more processors represented by processor 1201 and various circuits of memory represented by memory 1203.
- the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
- the bus interface provides an interface.
- Transceiver 1202 can be a plurality of components, including a transmitter and a receiver, providing means for communicating with various other devices on a transmission medium.
- the user interface 1204 may also be an interface capable of externally connecting the required devices, including but not limited to a keypad, a display, a speaker, a microphone, a joystick, and the like.
- the processor 1201 is responsible for managing the bus architecture and general processing, and the memory 1203 can store data used by the processor 1201 in performing operations.
- the embodiment of the present disclosure by sending a relay resource configuration message to the relay device, it is possible to ensure normal configuration and use of the relay resource of the relay device, avoid congestion and interference of the network resource of the relay device, and improve relay communication. Robustness.
- the embodiment of the present disclosure further provides a computer readable storage medium, where the computer program is stored on a computer program, and when the computer program is executed by the processor, the processes of the foregoing method embodiment of FIG. 8 are implemented, and the same technology can be achieved. The effect, to avoid repetition, will not be repeated here.
- the computer readable storage medium such as a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk.
Abstract
Description
Claims (43)
- 一种中继资源的配置方法,所述方法应用于中继设备接入的目标设备,包括:向中继设备发送中继资源配置消息,所述中继资源配置消息携带所述中继设备的时间窗资源信息、回传backhaul资源信息和接入链路access link资源信息中的至少一种。
- 如权利要求1所述的方法,其中,所述目标设备为独立式宿主集成接入和回传DIAB设备,所述中继设备为独立式集成接入和回传IAB设备;或者所述目标设备为IAB的集中单元CU,所述中继设备为所述IAB的分布单元DU;或者所述目标设备为DIAB的CU,所述中继设备为所述DIAB的DU;或者所述目标设备为DIAB的CU,所述中继设备为接入所述DIAB的IAB中的CU。
- 如权利要求2所述的方法,其中,如果所述目标设备为DIAB的集中单元CU,在向中继设备发送中继资源配置消息之前,所述方法还包括:基于所述DIAB的IAB上报的中继资源需求信息,确定所述DIAB的DU的中继资源和/或所述DIAB的IAB的中继资源。
- 如权利要求1-3中任一项所述的方法,其中,发送中继资源配置消息的发送时间资源在所述中继资源配置消息配置的最早的时间资源之前,且所述发送时间资源与所述最早的时间资源的时间间隔基于回传时延和所述中继设备的内部处理时延确定。
- 如权利要求4所述的方法,其中,所述回传时延是由所述目标设备和/或所述中继设备评估确定的。
- 如权利要求1-3中任一项所述的方法,其中,所述中继设备的backhaul资源包括如下至少一种:时间窗口内所述目标设备到所述中继设备的backhaul资源;时间窗口内所述中继设备到所述目标设备的backhaul资源。
- 如权利要求1-3中任一项所述的方法,其中,所述中继设备的access link资源包括:时间窗口内未指示用于backhaul传输的资源;接入所述中继设备的终端设备到所述中继设备的access link资源;所述中继设备到接入所述中继设备的终端设备的access link资源;接入所述中继设备的下级中继设备到所述中继设备的backhaul资源;所述中继设备到所述下级中继设备的backhaul资源。
- 如权利要求1-4中任一项所述的方法,其中,如果所述中继资源配置消息中配置的第一资源的载波类型为频分复用FDD下行载波,所述中继资源配置消息还指示所述第一资源的时域资源为下行回传时域资源或下行非回传时域资源;如果所述中继资源配置消息中配置的第二资源的载波类型为FDD上行载波,所述中继资源配置消息还指示所述第二资源的时域资源为上行回传时域资源或上行非回传时域资源;如果所述中继资源配置消息中配置的第三资源的载波类型为时分复用TDD载波,所述中继资源配置消息还指示所述第三资源的时域资源为上行回传时域资源、下行回传时域资源或非回传时域资源。
- 如权利要求8所述的方法,其中,如果所述中继资源配置消息指示所述第三资源的时域资源为非回传时域资源,则所述中继资源配置消息还指示所述第三资源为下行非回传时域资源、上行非回传时域资源或上下行可变的非回传时域资源。
- 如权利要求1-9中任一项所述的方法,其中,所述时间窗是预先分配给所述中继设备的;或者所述时间窗是所述目标设备为所述中继设备配置的。
- 如权利要求10所述的方法,其中,所述方法还包括:通过无线资源控制RRC或媒体访问控制层控制元素MAC CE向所述中继设备发送时间窗重配置消息,所述时间窗重配置消息用于重配置所述中继设备可用的时间窗资源;其中,所述时间窗资源通过时间窗索引或时间窗比特图bitmap指示。
- 一种中继资源的配置方法,所述方法应用于中继设备,包括:接收中继资源配置消息,所述中继资源配置消息携带所述中继设备的时间窗资源信息、回传backhaul资源信息和接入链路access link资源信息中的至少一种;基于所述中继资源配置消息,配置所述中继设备的backhaul资源和/或access link资源。
- 如权利要求12所述的方法,其中,所述中继设备为独立式集成接入和回传IAB设备,所述中继设备接入的目标设备为所述IAB设备接入的独立式宿主集成接入和回传DIAB设备;或者所述中继设备为IAB的分布单元DU,所述目标设备为所述IAB的集中单元CU;或者所述中继设备为DIAB的DU,所述目标设备为所述DIAB的CU;或者所述中继设备为IAB中的CU,所述目标设备为所述IAB接入的DIAB的CU。
- 如权利要求13所述的方法,其中,如果所述中继设备为IAB中的CU,所述目标设备为所述IAB接入的DIAB的CU,在接收所述中继资源配置消息之前,所述方法还包括:向所述目标设备发送所述IAB的中继资源需求信息,所述中继资源需求信息用于所述目标设备协调所述目标设备下的DU和/或IAB的中继资源配置。
- 如权利要求12-14中任一项所述的方法,其中,所述中继设备的backhaul资源包括如下至少一种:时间窗口内所述目标设备到所述中继设备的backhaul资源;时间窗口内所述中继设备到所述目标设备的backhaul资源。
- 如权利要求15所述的方法,其中,基于所述中继资源配置消息,配置所述中继设备的backhaul资源和/或access link资源,包括:如果所述中继资源配置消息中携带时间窗口内所述目标设备到所述中继 设备的第一backhaul资源信息,则基于所述第一backhaul资源信息,配置中继设备的下行backhaul资源;或者如果所述中继资源配置消息中携带时间窗口内所述中继设备到所述目标设备的第二backhaul资源信息,则基于所述第二backhaul资源信息,配置中继设备的上行backhaul资源。
- 如权利要求12-14中任一项所述的方法,其中,所述中继设备的access link资源包括:时间窗口内未指示用于backhaul传输的资源;接入所述中继设备的终端设备到所述中继设备的access link资源;所述中继设备到接入所述中继设备的终端设备的access link资源;接入所述中继设备的下级中继设备到所述中继设备的backhaul资源;所述中继设备到所述下级中继设备的backhaul资源。
- 如权利要求17所述的方法,其中,基于所述中继资源配置消息,配置所述中继设备的backhaul资源和/或access link资源,包括:如果所述中继资源配置消息中携带时间窗口内未指示用于backhaul传输的资源信息,则基于所述时间窗口内未指示用于backhaul传输的资源信息,配置中继设备的access link资源;或者如果所述中继资源配置消息中携带接入所述中继设备的终端设备到所述中继设备的第一access link资源信息,则基于所述第一access link资源信息,配置所述中继设备的上行access link资源;或者如果所述中继资源配置消息中携带所述中继设备到接入所述中继设备的终端设备的第二access link资源信息,则基于所述第二access link资源信息,配置所述中继设备的下行access link资源;或者如果所述中继资源配置消息中携带接入所述中继设备的下级中继设备到所述中继设备的第三backhaul资源信息,基于所述第三backhaul资源信息,配置所述下级中继设备的上行backhaul资源;或者如果所述中继资源配置消息中携带所述中继设备到所述下级中继设备的第四backhaul资源信息,基于所述第四backhaul资源信息,配置所述下级中 继设备的下行backhaul资源。
- 如权利要求17所述的方法,其中,基于所述中继资源配置消息,配置所述中继设备的backhaul资源和/或access link资源,还包括:如果所述中继资源配置消息中配置的第一资源的载波类型为频分复用FDD下行载波,且所述中继资源配置消息还指示所述第一资源的时域资源为下行回传时域资源,则配置所述第一资源为所述中继设备的下行回传时域资源;或者如果所述中继资源配置消息中配置的第二资源的载波类型为频分复用FDD下行载波,且所述中继资源配置消息还指示所述第二资源的时域资源为下行非回传时域资源,则配置所述第二资源为所述中继设备的下行非回传时域资源;或者如果所述中继资源配置消息中配置的第三资源的载波类型为FDD上行载波,且所述中继资源配置消息还指示所述第三资源的时域资源为上行回传时域资源,则配置所述第三资源为所述中继设备的上行回传时域资源;或者如果所述中继资源配置消息中配置的第四资源的载波类型为FDD上行载波,且所述中继资源配置消息还指示所述第四资源的时域资源为上行非回传时域资源,则配置所述第四资源为所述中继设备的上行非回传时域资源;或者如果所述中继资源配置消息中配置的第五资源的载波类型为时分复用TDD载波,且所述中继资源配置消息还指示所述第五资源的时域资源为上行回传时域资源,则配置所述第五资源为所述中继设备的上行回传时域资源;或者如果所述中继资源配置消息中配置的第六资源的载波类型为时分复用TDD载波,且所述中继资源配置消息还指示所述第六资源的时域资源为下行回传时域资源,则配置所述第六资源为所述中继设备的下行回传时域资源;或者如果所述中继资源配置消息中配置的第七资源的载波类型为时分复用TDD载波,且所述中继资源配置消息还指示所述第七资源的时域资源为非回 传时域资源,则配置所述第七资源为所述中继设备的access link时域资源。
- 如权利要求19所述的方法,其中,基于所述中继资源配置消息,配置所述中继设备的backhaul资源和/或access link资源,还包括:如果所述中继资源配置消息指示所述第七资源的时域资源为非回传时域资源,则配置所述第七资源为所述中继设备的下行access link时域资源、上行access link时域资源或上下行可变的access link时域资源。
- 一种设备,其中,所述设备是中继设备接入的设备,包括:第一发送模块,用于向中继设备发送中继资源配置消息,所述中继资源配置消息携带所述中继设备的时间窗资源信息、回传backhaul资源信息和接入链路access link资源信息中的至少一种。
- 如权利要求21所述的设备,其中,所述设备为独立式宿主集成接入和回传DIAB设备,所述中继设备为独立式集成接入和回传IAB设备;或者所述设备为IAB的集中单元CU,所述中继设备为所述IAB的分布单元DU;或者所述设备为DIAB的CU,所述中继设备为所述DIAB的DU;或者所述设备为DIAB的CU,所述中继设备为接入所述DIAB的IAB中的CU。
- 如权利要求22所述的设备,其中,如果所述设备为DIAB的集中单元CU,在向中继设备发送中继资源配置消息之前,所述方法还包括:基于所述DIAB的IAB上报的中继资源需求信息,确定所述DIAB的DU的中继资源和/或所述DIAB的IAB的中继资源。
- 如权利要求21-23中任一项所述的设备,其中,发送中继资源配置消息的发送时间资源在所述中继资源配置消息配置的最早的时间资源之前,且所述发送时间资源与所述最早的时间资源的时间间隔基于回传时延和所述中继设备的内部处理时延确定。
- 如权利要求24所述的设备,其中,所述回传时延是由所述设备和/或所述中继设备评估确定的。
- 如权利要求21-23中任一项所述的设备,其中,所述中继设备的backhaul资源包括如下至少一种:时间窗口内所述设备到所述中继设备的backhaul资源;时间窗口内所述中继设备到所述设备的backhaul资源。
- 如权利要求21-23中任一项所述的设备,其中,所述中继设备的access link资源包括:时间窗口内未指示用于backhaul传输的资源;接入所述中继设备的终端设备到所述中继设备的access link资源;所述中继设备到接入所述中继设备的终端设备的access link资源;接入所述中继设备的下级中继设备到所述中继设备的backhaul资源;所述中继设备到所述下级中继设备的backhaul资源。
- 如权利要求21-24中任一项所述的设备,其中,如果所述中继资源配置消息中配置的第一资源的载波类型为频分复用FDD下行载波,所述中继资源配置消息还指示所述第一资源的时域资源为下行回传时域资源或下行非回传时域资源;如果所述中继资源配置消息中配置的第二资源的载波类型为FDD上行载波,所述中继资源配置消息还指示所述第二资源的时域资源为上行回传时域资源或上行非回传时域资源;如果所述中继资源配置消息中配置的第三资源的载波类型为时分复用TDD载波,所述中继资源配置消息还指示所述第三资源的时域资源为上行回传时域资源、下行回传时域资源或非回传时域资源。
- 如权利要求28所述的设备,其中,如果所述中继资源配置消息指示所述第三资源的时域资源为非回传时域资源,则所述中继资源配置消息还指示所述第三资源为下行非回传时域资源、上行非回传时域资源或上下行可变的非回传时域资源。
- 如权利要求21-29中任一项所述的设备,其中,所述时间窗是预先分配给所述中继设备的;或者所述时间窗是所述设备为所述中继设备配置的。
- 如权利要求30所述的设备,还包括:第二发送模块,用于通过无线资源控制RRC或媒体访问控制层控制元素MAC CE向所述中继设备发送时间窗重配置消息,所述时间窗重配置消息用于重配置所述中继设备可用的时间窗资源;其中,所述时间窗资源通过时间窗索引或时间窗比特图bitmap指示。
- 一种中继设备,包括:接收模块,接收中继资源配置消息,所述中继资源配置消息携带所述中继设备的时间窗资源信息、回传backhaul资源信息和接入链路access link资源信息中的至少一种;配置模块,基于所述中继资源配置消息,配置所述中继设备的backhaul资源和/或access link资源。
- 如权利要求32所述的中继设备,其中,所述中继设备为独立式集成接入和回传IAB设备,所述中继设备接入的目标设备为所述IAB设备接入的独立式宿主集成接入和回传DIAB设备;或者所述中继设备为IAB的分布单元DU,所述目标设备为所述IAB的集中单元CU;或者所述中继设备为DIAB的DU,所述目标设备为所述DIAB的CU;或者所述中继设备为IAB中的CU,所述目标设备为所述IAB接入的DIAB的CU。
- 如权利要求33所述的中继设备,其中,如果所述中继设备为IAB中的CU,所述目标设备为所述IAB接入的DIAB的CU,所述中继设备还包括:发送模块,用于向所述目标设备发送所述IAB的中继资源需求信息,所述中继资源需求信息用于所述目标设备协调所述目标设备下的DU和IAB的中继资源配置。
- 如权利要求32-34中任一项所述的中继设备,其中,所述中继设备的backhaul资源包括如下至少一种:时间窗口内所述目标设备到所述中继设备的backhaul资源;时间窗口内所述中继设备到所述目标设备的backhaul资源。
- 如权利要求35所述的中继设备,其中,所述配置模块具体用于:如果所述中继资源配置消息中携带时间窗口内所述目标设备到所述中继设备的第一backhaul资源信息,则基于所述第一backhaul资源信息,配置中继设备的下行backhaul资源;或者如果所述中继资源配置消息中携带时间窗口内所述中继设备到所述目标设备的第二backhaul资源信息,则基于所述第二backhaul资源信息,配置中继设备的上行backhaul资源。
- 如权利要求32-34中任一项所述的中继设备,其中,所述中继设备的access link资源包括:时间窗口内未指示用于backhaul传输的资源;接入所述中继设备的终端设备到所述中继设备的access link资源;所述中继设备到接入所述中继设备的终端设备的access link资源;接入所述中继设备的下级中继设备到所述中继设备的backhaul资源;所述中继设备到所述下级中继设备的backhaul资源。
- 如权利要求37所述的中继设备,其中,所述配置模块具体用于:如果所述中继资源配置消息中携带时间窗口内未指示用于backhaul传输的资源信息,则基于所述时间窗口内未指示用于backhaul传输的资源信息,配置中继设备的access link资源;或者如果所述中继资源配置消息中携带接入所述中继设备的终端设备到所述中继设备的第一access link资源信息,则基于所述第一access link资源信息,配置所述中继设备的上行access link资源;或者如果所述中继资源配置消息中携带所述中继设备到接入所述中继设备的终端设备的第二access link资源信息,则基于所述第二access link资源信息,配置所述中继设备的下行access link资源;或者如果所述中继资源配置消息中携带接入所述中继设备的下级中继设备到所述中继设备的第三backhaul资源信息,基于所述第三backhaul资源信息, 配置所述下级中继设备的上行backhaul资源;或者如果所述中继资源配置消息中携带所述中继设备到所述下级中继设备的第四backhaul资源信息,基于所述第四backhaul资源信息,配置所述下级中继设备的下行backhaul资源。
- 如权利要求37所述的中继设备,其中,所述配置模块还具体用于:如果所述中继资源配置消息中配置的第一资源的载波类型为频分复用FDD下行载波,且所述中继资源配置消息还指示所述第一资源的时域资源为下行回传时域资源,则配置所述第一资源为所述中继设备的下行回传时域资源;或者如果所述中继资源配置消息中配置的第二资源的载波类型为频分复用FDD下行载波,且所述中继资源配置消息还指示所述第二资源的时域资源为下行非回传时域资源,则配置所述第二资源为所述中继设备的下行非回传时域资源;或者如果所述中继资源配置消息中配置的第三资源的载波类型为FDD上行载波,且所述中继资源配置消息还指示所述第三资源的时域资源为上行回传时域资源,则配置所述第三资源为所述中继设备的上行回传时域资源;或者如果所述中继资源配置消息中配置的第四资源的载波类型为FDD上行载波,且所述中继资源配置消息还指示所述第四资源的时域资源为上行非回传时域资源,则配置所述第四资源为所述中继设备的上行非回传时域资源;或者如果所述中继资源配置消息中配置的第五资源的载波类型为时分复用TDD载波,且所述中继资源配置消息还指示所述第五资源的时域资源为上行回传时域资源,则配置所述第五资源为所述中继设备的上行回传时域资源;或者如果所述中继资源配置消息中配置的第六资源的载波类型为时分复用TDD载波,且所述中继资源配置消息还指示所述第六资源的时域资源为下行回传时域资源,则配置所述第六资源为所述中继设备的下行回传时域资源;或者如果所述中继资源配置消息中配置的第七资源的载波类型为时分复用TDD载波,且所述中继资源配置消息还指示所述第七资源的时域资源为非回传时域资源,则配置所述第七资源为所述中继设备的access link时域资源。
- 如权利要求39所述的中继设备,其中,所述配置模块具体用于:如果所述中继资源配置消息指示所述第七资源的时域资源为非回传时域资源,则配置所述第七资源为所述中继设备的下行access link时域资源、上行access link时域资源或上下行可变的access link时域资源。
- 一种设备,其中,所述设备是中继设备接入的设备,所述设备包括:存储器、处理器及存储在所述存储器上并可在所述处理器上运行的计算机程序,所述计算机程序被所述处理器执行时实现如权利要求1至11中任一项所述的方法的步骤。
- 一种中继设备,包括:存储器、处理器及存储在所述存储器上并可在所述处理器上运行的计算机程序,所述计算机程序被所述处理器执行时实现如权利要求12至20中任一项所述的方法的步骤。
- 一种计算机可读存储介质,其中,所述计算机可读存储介质上存储有计算机程序,所述计算机程序被处理器执行时实现如权利要求1至11中任一项所述的方法的步骤,或实现如权利要求12至20中任一项所述的方法的步骤。
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102474802A (zh) * | 2009-08-12 | 2012-05-23 | 高通股份有限公司 | 用于无线通信系统中的中继回程设计的方法和装置 |
CN103875297A (zh) * | 2011-08-03 | 2014-06-18 | 黑莓有限公司 | 分配回程资源 |
Family Cites Families (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20070048575A (ko) | 2005-11-04 | 2007-05-09 | 삼성전자주식회사 | 다중 홉 중계 방식의 셀룰러 네트워크에서 다중 홉을그룹화하여 다중링크를 지원하기 위한 장치 및 방법 |
CN101577969A (zh) * | 2008-05-09 | 2009-11-11 | 中兴通讯股份有限公司 | 资源配置方法及资源调整方法 |
US9078270B2 (en) * | 2008-07-03 | 2015-07-07 | Qualcomm Incorporated | Opportunistic relay scheduling in wireless communications |
CN102113398B (zh) | 2008-08-01 | 2014-07-02 | Lg电子株式会社 | 在包括中继站的无线通信系统中的对于回程链路和接入链路的资源分配方法 |
KR20120017429A (ko) * | 2009-05-19 | 2012-02-28 | 엘지전자 주식회사 | 무선 통신 시스템에서 백홀 하향링크 제어 정보 송수신 방법 및 장치 |
JP5365739B2 (ja) | 2010-03-12 | 2013-12-11 | 富士通株式会社 | 通信区間設定方法、中継局、基地局、移動通信システム |
US8934350B2 (en) * | 2011-05-23 | 2015-01-13 | Qualcomm Incorporated | Channel state information feedback for carrier aggregation with flexible carrier configurations |
RU2631672C2 (ru) | 2012-08-13 | 2017-09-26 | Сони Корпорейшн | Устройство управления связью и способ управления связью |
US10383136B2 (en) * | 2015-08-24 | 2019-08-13 | Qualcomm Incorporated | Methods an apparatus for backhaul and access link scheduling in integrated access and backhaul network and synchronized networks |
CN106506424B (zh) | 2015-09-07 | 2019-07-23 | 普天信息技术有限公司 | 中继回传链路的控制信道传输方法 |
US20180035435A1 (en) * | 2016-07-27 | 2018-02-01 | Qualcomm Incorporated | Mechanisms for interference management of multi-tti sidelink-centric subframes in wireless communication |
US10206232B2 (en) * | 2016-09-29 | 2019-02-12 | At&T Intellectual Property I, L.P. | Initial access and radio resource management for integrated access and backhaul (IAB) wireless networks |
US10237759B1 (en) * | 2017-03-29 | 2019-03-19 | Sprint Spectrum L.P. | Coordinated multipoint set selection based on donor status |
EP4120655A1 (en) * | 2017-12-21 | 2023-01-18 | ASUSTek Computer Inc. | Method and apparatus for transmission and reception in backhaul link in a wireless communication system |
US10432295B2 (en) * | 2018-01-11 | 2019-10-01 | At&T Intellectual Property I, L.P. | Radio link control layer based relaying for integrated access and backhaul transmissions in wireless networks |
US10567954B2 (en) * | 2018-01-18 | 2020-02-18 | At&T Intellectual Property I, L.P. | Integrated access backhaul under a non-standalone network architecture for 5G or other next generation network |
US10972933B2 (en) * | 2018-03-19 | 2021-04-06 | Qualcomm Incorporated | QoS support in wireless backhaul networks using cellular radio-access technologies |
US10892883B2 (en) * | 2018-03-27 | 2021-01-12 | Qualcomm Incorporated | Resource coordination for half duplex communications |
US10841942B2 (en) * | 2018-04-05 | 2020-11-17 | Qualcomm Incorporated | Scheduling and time-domain configuration in integrated access and backhaul |
US10979132B2 (en) * | 2018-08-10 | 2021-04-13 | Qualcomm Incorporated | Organization of inter-relay discovery reference signals |
US11057791B2 (en) * | 2018-10-30 | 2021-07-06 | At&T Intellectual Property I, L.P. | Configuration and reconfiguration of aggregated backhaul bearers in a multi-hop integrated access backhaul network for 5G or other next generation network |
US11838928B2 (en) * | 2018-11-02 | 2023-12-05 | Qualcomm Incorporated | Dynamic resource management |
US11445429B2 (en) * | 2018-11-12 | 2022-09-13 | Qualcomm Incorporated | Resource utilization based event triggering in wireless communications |
EP3903534A4 (en) * | 2018-12-29 | 2022-02-23 | Telefonaktiebolaget LM Ericsson (publ) | METHODS, RADIO NODES AND COMPUTER READABLE MEDIA FOR ENHANCED AUTHORIZATION JUMPING |
US11792891B2 (en) * | 2019-11-04 | 2023-10-17 | Intel Corporation | Multiplexing capability signaling for integrated access and backhaul (IAB) nodes |
US11700624B2 (en) * | 2020-01-07 | 2023-07-11 | Qualcomm Incorporated | System and method for providing guard symbols in networks with integrated access and backhaul (IAB) |
US11659482B2 (en) * | 2020-06-29 | 2023-05-23 | Centre of Excellence in Wireless Technology and | Method of signalling in an integrated access and backhaul network |
US20220321284A1 (en) * | 2021-03-30 | 2022-10-06 | Qualcomm Incorporated | Indication of a resource pattern for frequency division multiplexing within a component carrier for a wireless multi hop network |
US11758464B2 (en) * | 2021-05-25 | 2023-09-12 | Qualcomm Incorporated | Mesh connectivity in integrated access and backhaul networks |
-
2018
- 2018-04-03 CN CN201810295818.9A patent/CN110351836B/zh active Active
-
2019
- 2019-04-02 JP JP2020554269A patent/JP7254831B2/ja active Active
- 2019-04-02 WO PCT/CN2019/080988 patent/WO2019192466A1/zh unknown
- 2019-04-02 KR KR1020207030951A patent/KR20200136976A/ko not_active IP Right Cessation
- 2019-04-02 EP EP19781635.8A patent/EP3780814A4/en active Pending
-
2020
- 2020-10-01 US US17/061,319 patent/US11832225B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102474802A (zh) * | 2009-08-12 | 2012-05-23 | 高通股份有限公司 | 用于无线通信系统中的中继回程设计的方法和装置 |
CN103875297A (zh) * | 2011-08-03 | 2014-06-18 | 黑莓有限公司 | 分配回程资源 |
Non-Patent Citations (3)
Title |
---|
HUAWEI ET AL.: "Consideration on IAB Physical Layer Enhancement", 3GPP TSG RAN WG1 MEETING#91 ; R1-1720606, 1 December 2017 (2017-12-01), pages 2 - 7, XP051370072 * |
INTEL CORPORATION: "On RAN Architecture for IAB Relaying in NR", 3GPP TSG-RAN3 MEETING #99 R3-181351, 2 March 2018 (2018-03-02), XP051401582 * |
See also references of EP3780814A4 * |
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CN110351836B (zh) | 2022-12-13 |
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CN110351836A (zh) | 2019-10-18 |
JP7254831B2 (ja) | 2023-04-10 |
EP3780814A4 (en) | 2021-06-23 |
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