Abstract: Disclosed are methods for autonomous grouping. An example method, which may be performed at a first mobile station, may include: monitoring a change of a moving pose of the first mobile station; transmitting, to at least one mobile station comprising a second mobile station, information associated with the moving pose of the first mobile station in a case of a detection of the change; and configuring a group of the first mobile station based on a response of the second mobile station to the information. Related apparatuses and computer readable media are also disclosed.

Abstract: Disclosed are methods, apparatuses, and computer readable media for binding neighboring apparatuses. An example apparatus may include at least one processor and at least one memory. The at least one memory may include computer program code, and the at least one memory and the computer program code may be configured to, with the at least one processor, cause the apparatus to perform transmitting, to a management entity, a binding request for binding with at least one neighboring apparatus, and receiving, from the management entity, a binding response to the binding request.

Abstract: Embodiments of the present disclosure relate to resource scheduling between network nodes. In example embodiments, a method comprises allocating, at a first network node, a first set of resources from a first resource pool for backhaul communication with a second network node in a network via a first link, the first resource pool comprising uplink and downlink resources shared with a first terminal device served by the first network node; transmitting a first indication of the first set of resources to the second network node; and receiving a second indication of a second set of resources from a second resource pool for the backhaul communication with the second network node via a second link, the second resource pool comprising uplink and downlink resources shared with a second terminal device served by the second network node. In this way, it is possible to achieve flexible resource scheduling among the network nodes.

Abstract: Embodiments of the present disclosure relate to a method, a device and a computer-readable medium for guaranteeing communication service. According to embodiments of the present disclosure, a source network device that currently serves the terminal device transmits, to a target network device which will serve the terminal device, information about the amount of resources of network slices utilized by the terminal device. The target network device configures the amount of resources based on the information. In this way, successful handover of the terminal device from the source network device to the target network device is guaranteed, so as to ensure continuity of communication services of the terminal device. In addition, embodiments of the present disclosure creates a network slice in the target network device, which avoids possible interruptions of communication service caused by mapping from the terminal device to the slices supported by the target network device.

Abstract: Embodiments of the present disclosure provide a method, device and computer readable storage medium implemented at a relay device. According to embodiments of the present disclosure, the relay device determines whether a terminal device served by a network slice has to be handed over. In a case of determining that the terminal device has to be handed over, the relay device sends a request for local information to at least one candidate relay device, and the local information includes at least one of information associated with a backhaul link from a candidate relay device to a network device and slice configuration information of the candidate relay device. Based on the received local information, the relay device determines a candidate relay device for handover of the terminal device.

Abstract: Embodiments of the present disclosure relate to resource scheduling between network nodes. In example embodiments, a method comprises allocating, at a first network node, a first set of resources from a first resource pool for backhaul communication with a second network node in a network via a first link, the first resource pool comprising uplink and downlink resources shared with a first terminal device served by the first network node; transmitting a first indication of the first set of resources to the second network node; and receiving a second indication of a second set of resources from a second resource pool for the backhaul communication with the second network node via a second link, the second resource pool comprising uplink and downlink resources shared with a second terminal device served by the second network node. In this way, it is possible to achieve flexible resource scheduling among the network nodes.

Abstract: Embodiments of the present disclosure relate to a method, a device and a computer-readable medium for guaranteeing communication service. According to embodiments of the present disclosure, a source network device that currently serves the terminal device transmits, to a target network device which will serve the terminal device, information about the amount of resources of network slices utilized by the terminal device. The target network device configures the amount of resources based on the information. In this way, successful handover of the terminal device from the source network device to the target network device is guaranteed, so as to ensure continuity of communication services of the terminal device. In addition, embodiments of the present disclosure creates a network slice in the target network device, which avoids possible interruptions of communication service caused by mapping from the terminal device to the slices supported by the target network device.

Abstract: Embodiments of the present disclosure relate to a method and device for backhaul transmission. In example embodiments, the first network device transmits uplink (UL) data to a second network device in a first UL backhaul link, the first UL backhaul link being scheduled by the first network device. The second network device is located in upstream of the first network device. The first network device receives downlink (DL) data from the second network device in a first DL backhaul link. The first DL backhaul link is scheduled by the second network device. In this way, the transmission latency may be reduced, and the transmission efficiency may be improved.

Abstract: Embodiments of the present disclosure provide a method, device and computer readable storage medium implemented at a relay device. According to embodiments of the present disclosure, the relay device determines whether a terminal device served by a network slice has to be handed over. In a case of determining that the terminal device has to be handed over, the relay device sends a request for local information to at least one candidate relay device, and the local information includes at least one of information associated with a backhaul link from a candidate relay device to a network device and slice configuration information of the candidate relay device. Based on the received local information, the relay device determines a candidate relay device for handover of the terminal device.

Abstract: A solution of reconstructing the network topology according to the traffic related information of each cell is proposed in the present invention, so as to achieve self-optimization of network. The traffic related information of a cell includes the traffic related information applicable to network topology reconstruction, or load related information as is named, including but not limited to time-frequency resource related amount that is used by the traffic data in the cell, traffic throughout of each cell or the wireless channel quality of each cell for transmitting traffic data, etc. The solutions in the present invention realize the network topology reconstruction according to traffic related information of multiple cells, therefore the network capacity and service quality could be effectively improved and the wireless relay communication network is applicable to those areas with unpredictable traffic distribution.

Abstract: The present invention provides a method and apparatus for data transmission in a communication network. In the present invention, additional frequency spectrum resources in an assistant wireless network are introduced by constructing emulation data channels for use by a user equipment in a cellular network, thereby expanding the resources in the cellular network and enhancing throughput of the cellular network. In addition, the original control channels between the base station and the user equipment in the cellular network are maintained, enabling the user equipment to have the quality of service QoS in the cellular network when using the assistant wireless network to transmit data, and sparing the user equipment from handover operations in establishing or releasing the emulation data channels, thereby complicated network control and management mechanisms used for the handover are not needed and thus the user experience is further enhanced.

Abstract: To address the problem of inter-cell interference, the present invention proposes a method for inter-cell interference coordination and a device thereof. In one embodiment of the present invention, there is provided a method of coordinating radio resource in a base station of wireless communication network, comprising the steps of: S1 determining whether a UE is of interference risk; if the UE is of interference risk, then S2 determining key interference source base station(s) of the UE; S3, scheduling radio resource in collaboration with the key interference source base station(s), so that the key interference source base station(s) idle(s) the radio resource assigned to the UE by the base station. With the method and device provided in the present invention, effective avoidance of inter-cell interference may be achieved, and every cell may fully reuse resource to accomplish reuse gain, while UE backward compatibility may also be supported.

Abstract: The present invention provides a method and a device for adjusting the sleep mode of a mobile station in order to solve the problem in current multi-hop relay systems of long time delays in data transmission caused when data packets have to wait for the next listening window to reach the mobile station because of packet errors. Wherein, a relay apparatus judges whether the previous hop network apparatus needs to retransmit data packets to the mobile station; when the previous hop network apparatus needs to retransmit data packets to the mobile station, the relay apparatus transmits to the mobile station the adjustment related information for adjusting the sleep mode of the mobile station. The mobile station adjusts the sleep mode according to the adjustment related information. Preferably, the adjustment related information comprises indicating information for indicating that the mobile station is in triggered listening status within predetermined time interval.

Abstract: The present invention discloses a method of requesting resource from a resource allocating apparatus by a request requesting apparatus, a resource allocating apparatus, a resource requesting apparatus and a communication system. The method comprises the following steps: sending a resource request message from the resource requesting apparatus to the resource allocating apparatus; after receiving the resource request message, if resource cannot be allocated within a set time interval with respect to the resource requesting apparatus, sending an acknowledgement for the resource request message from the resource allocating apparatus to the resource requesting apparatus; and if the resource is allocated to the resource requesting apparatus within the set time interval, not sending the acknowledgement for the resource request message from the resource allocating apparatus to the resource requesting apparatus.

Abstract: The invention provides a method and an apparatus, of compressing a multi-carrier modulation signal in frequency domain. By setting a modulation mode indicator, the preferable technical scheme could be changed dynamically according to the modulation mode, so as to select the corresponding bits for the different modulation mode. Moreover, according the preferable technical scheme of the present invention, the signal of the data channel in the resource element after extracting the second scale factor is represented by the bits which are occupied by a pair of I/Q signal. Thus, more bits are saved and compression ratio is enhanced.

Abstract: The present invention provides a method and apparatus for data transmission in a communication network. In the present invention, additional frequency spectrum resources in an assistant wireless network are introduced by constructing emulation data channels for use by a user equipment in a cellular network, thereby expanding the resources in the cellular network and enhancing throughput of the cellular network. In addition, the original control channels between the base station and the user equipment in the cellular network are maintained, enabling the user equipment to have the quality of service QoS in the cellular network when using the assistant wireless network to transmit data, and sparing the user equipment from handover operations in establishing or releasing the emulation data channels, thereby complicated network control and management mechanisms used for the handover are not needed and thus the user experience is further enhanced.

Abstract: The present invention discloses a frame constructing method for use in a multi-hop wireless access network, the method comprising the steps of: determining Relay Stations (RSs) and Mobile Stations (MSs); setting a DL sub-frame; setting an UL sub-frame; and constructing a completed frame based on the UL sub-frame and the DL sub-frame; wherein the step of setting the DL sub-frame comprises a step of setting a DL relay sub-frame field for DL relay information sent to the RS; and the step of setting the UL sub-frame comprises a step of setting an UL relay sub-frame field for UL relay information sent from the RS. The present invention further discloses a corresponding frame processing method and a device, base station, relay station and system for implementing the method. According to the present invention, the synchronization in the whole network system is ensured, and the handover operation when the MS moves is simplified.

Abstract: The present invention proposes new method(s) and apparatus(es) used for request and allocation of uplink transmission resource in wireless access network, which enables the mobile terminal to use non-contention resources closely spaced on time domain to trigger or adjust reallocation of uplink resource, so that quick response of the base station to the resource allocation request of a mobile terminal is effectively realized, and the demand of delay sensitive service is satisfied.

Abstract: To address the drawbacks of the current bandwidth requesting and allocation in the wireless broadband access network, the present invention proposes a technical solution of fast bandwidth requesting and allocation, wherein the MS sends a bandwidth allocation request message to the BS for only once, and the interactions between the BS and the MS are decreased so as to increase the efficiency of bandwidth requesting and allocation, effectively shorten the transmission waiting time of traffic data, and especially improve the support for latency-sensitive data traffic. Due to the fact that the interactions between the BS and the MS are decreased, various processing resources in the BS and the MS are spared.

Abstract: To address the problem of inter-cell interference, the present invention proposes a method for inter-cell interference coordination and a device thereof. In one embodiment of the present invention, there is provided a method of coordinating radio resource in a base station of wireless communication network, comprising the steps of: S1 determining whether a UE is of interference risk; if the UE is of interference risk, then S2 determining key interference source base station(s) of the UE; S3, scheduling radio resource in collaboration with the key interference source base station(s), so that the key interference source base station(s) idle(s) the radio resource assigned to the UE by the base station. With the method and device provided in the present invention, effective avoidance of inter-cell interference may be achieved, and every cell may fully reuse resource to accomplish reuse gain, while UE backward compatibility may also be supported.