# US 12,193,002 B2 · Techniques for sidelink communication using assisting device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,193,002 B2 - Document ID: US12193002B2 - Status: Granted - Kind: B2 - Application number: 17/645,167 - Filed: 2021-12-20 - Published: 2023-06-22 - Granted: 2025-01-07 - Earliest claimed: 2021-12-20 - Assignees: QUALCOMM Incorporated - Applicants: QUALCOMM Incorporated - Inventors: Sourjya Dutta; Kapil Gulati; Shuanshuan Wu; Junyi Li; Navid Abedini; Anantharaman Balasubramanian; Preeti Kumari - Web page: https://patentgrep.com/patent/US12193002B2 ## CPC - H04B 7/15528: {Control of operation parameters of a relay station to exploit the physical medium} - H04W 72/20: Control channels or signalling for resource management - H04B 7/15507: {Relay station based processing for cell extension or control of coverage area, (network planning with network coordinated processing with regard to cell extension H04W16/26; network topologies using dedicated repeater stations H04W84/047; terminal devices adapted for relaying to or from an other terminal H04W88/04)} - H04W 16/26: Cell enhancers {or enhancement}, e.g. for tunnels, building shadow - H04W 72/23: in the downlink direction of a wireless link, i.e. towards a terminal - H04W 76/14: Direct-mode setup - H04W 64/006: {with additional information processing, e.g. for direction or speed determination} - H04W 88/04: adapted for relaying to or from another terminal or user - H04B: TRANSMISSION - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a wireless communication device may receive, from a base station, information associated with training or configuring an assisting device to provide assistance for a unicast link of a user equipment (UE). The wireless communication device may train the assisting device based at least in part on the information associated with the training or configuring the assisting device. Numerous other aspects are described. ## Claims ### Claim 1 A method of wireless communication performed by a wireless communication device, comprising: receiving, from a base station, information associated with training or configuring an assisting device to provide assistance for a unicast link of a user equipment (UE), wherein the information associated with training or configuring the assisting device includes at least one of: information indicating a reservation for the assisting device in one or more time windows, an indication of whether the one or more time windows are for data communication or for training of the assisting device, one or more directions for training of the assisting device, a location associated with the UE or another UE associated with the unicast link, an indication for the wireless communication device to determine a parameter for training or configuring the assisting device based at least in part on a connection between the wireless communication device and the UE, or a periodicity associated with the reservation; and training the assisting device based at least in part on the information associated with the training or configuring the assisting device. ### Claim 2 (depends on 1) The method of claim 1, wherein the wireless communication device includes the assisting device, and wherein the assisting device includes at least one of: a relay, a repeater, or a reconfigurable intelligent surface. ### Claim 3 (depends on 1) The method of claim 1, further comprising receiving, from the base station based at least in part on a measurement report associated with the training of the assisting device, information indicating a selected configuration for the assisting device. ### Claim 4 (depends on 1) The method of claim 1, further comprising receiving, from the base station, a request for capability information associated with the wireless communication device; and transmitting a response to the request indicating the capability information. ### Claim 5 (depends on 4) The method of claim 4, wherein the response is transmitted before receiving the information associated with training or configuring the assisting device. ### Claim 6 (depends on 4) The method of claim 4, wherein the request is transmitted after receiving the information associated with training or configuring the assisting device. ### Claim 7 (depends on 1) The method of claim 1, further comprising transmitting, to the base station prior to receiving the information associated with training or configuring the assisting device, information regarding availability of the assisting device for the assistance. ### Claim 8 (depends on 7) The method of claim 7, wherein the information regarding the availability of the assisting device indicates at least one of: a time window in which the assisting device is available, or a link direction associated with the assisting device for the time window. ### Claim 9 (depends on 1) The method of claim 1, further comprising establishing, based at least in part on the information associated with training or configuring the assisting device, a connection with the UE, wherein training the assisting device is based at least in part on a set of configurations communicated via the connection. ### Claim 10 (depends on 1) The method of claim 1, wherein training the assisting device is based at least in part on a set of configurations communicated with the UE prior to receiving the information associated with training or configuring the assisting device. ### Claim 11 (depends on 1) The method of claim 1, wherein training the assisting device is based at least in part on a set of configurations received from the UE after a time window has elapsed. ### Claim 12 (depends on 1) The method of claim 1, wherein a first reservation indicated by the information associated with training or configuring the assisting device conflicts with a second reservation, and wherein the method further comprises: selecting a reservation, of the first reservation and the second reservation, to prioritize based at least in part on at least one of: respective times at which the first reservation and the second reservation were received, respective base stations from which the first reservation and the second reservation were received, or whether the first reservation or the second reservation was received from the base station or from a sidelink UE. ### Claim 13 A method of wireless communication performed by a base station, comprising: receiving, from a user equipment (UE), an indication of a sidelink link quality associated with the UE; identifying a wireless communication device to provide assistance for a unicast link of the UE using an assisting device; transmitting, to the wireless communication device, information associated with training or configuring the assisting device to provide the assistance for the UE, wherein the information associated with training or configuring the assisting device includes at least one of: a reservation for the assisting device in one or more time windows, an indication of whether the one or more time windows are for data communication or for training of the assisting device, one or more directions for training of the assisting device, a location associated with the UE or another UE associated with the unicast link, an indication for the wireless communication device to determine a parameter for training or configuring the assisting device based at least in part on a connection between the wireless communication device and the UE, or a periodicity associated with the reservation; and transmitting, to the UE, information associated with the wireless communication device. ### Claim 14 (depends on 13) The method of claim 13, wherein the assisting device includes at least one of: a relay, a repeater, or a reconfigurable intelligent surface. ### Claim 15 (depends on 13) The method of claim 13, further comprising transmitting, to the UE, configuration information to cause the UE to transmit the indication. ### Claim 16 (depends on 13) The method of claim 13, further comprising transmitting, to the wireless communication device based at least in part on a measurement report from the UE, information indicating a selected configuration for the assisting device, wherein the measurement report is associated with the training or configuration of the assisting device. ### Claim 17 (depends on 13) The method of claim 13, wherein the indication of the sidelink link quality is based at least in part on at least one of: a periodic configuration, or a threshold for a measurement. ### Claim 18 (depends on 13) The method of claim 13, wherein the indication of the sidelink link quality includes information identifying one or more wireless communication devices associated with the UE. ### Claim 19 (depends on 13) The method of claim 13, wherein the indication of the sidelink link quality includes location information for the UE or another UE associated with the unicast link. ### Claim 20 (depends on 13) The method of claim 13, further comprising transmitting, to the wireless communication device, a request for capability information associated with the wireless communication device, wherein identifying the wireless communication device is based at least in part on a response to the request. ### Claim 21 (depends on 20) The method of claim 20, wherein the request is transmitted before receiving the indication of the sidelink link quality. ### Claim 22 (depends on 20) The method of claim 20, wherein the request is transmitted after receiving the indication of the sidelink link quality. ### Claim 23 (depends on 13) The method of claim 13, further comprising receiving, from the wireless communication device prior to transmitting the information associated with training or configuring the assisting device, information regarding availability of the assisting device for the assistance. ### Claim 24 (depends on 23) The method of claim 23, wherein the information regarding the availability of the assisting device indicates at least one of: a time window in which the assisting device is available, or a link direction associated with the assisting device for the time window. ### Claim 25 (depends on 13) The method of claim 13, further comprising transmitting, to the UE, a grant for data communication during training of the assisting device. ### Claim 26 (depends on 25) The method of claim 25, wherein the grant or the information associated with training or configuring the assisting device indicates one or more reference signals to be transmitted in connection with training the assisting device. ### Claim 27 (depends on 13) The method of claim 13, further comprising transmitting, to the UE, an indication to pause data communication and a grant for reference signaling associated with training the assisting device. ### Claim 28 A wireless communication device for wireless communication, comprising: or more memories; and one or more processors, coupled to the one or more memories, the one or more processors configured to: receive, from a base station, information associated with training or configuring an assisting device to provide assistance for a unicast link of a user equipment (UE), wherein the information associated with training or configuring the assisting device includes at least one of: a reservation for the assisting device in one or more time windows, an indication of whether the one or more time windows are for data communication or for training of the assisting device, one or more directions for training of the assisting device, a location associated with the UE or another UE associated with the unicast link, an indication for the wireless communication device to determine a parameter for training or configuring the assisting device based at least in part on a connection between the wireless communication device and the UE, or a periodicity associated with the reservation; and train the assisting device based at least in part on the information associated with the training or configuring the assisting device.