# US 2021/0345145 A1 · Combining coordination information > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2021/0345145 A1 - Document ID: US20210345145A1 - Status: Published application - Kind: A1 - Application number: 17/230,590 - Filed: 2021-04-14 - Published: 2021-11-04 - Earliest claimed: 2020-04-30 - Assignees: QUALCOMM Incorporated - Applicants: QUALCOMM Incorporated - Inventors: Gabi SARKIS; Tien Viet NGUYEN; Sudhir Kumar BAGHEL; Kapil GULATI; Seyedkianoush HOSSEINI; Wanshi CHEN; Junyi LI - Web page: https://patentgrep.com/patent/US20210345145A1 ## CPC - H04W 24/10: Scheduling measurement reports {; Arrangements for measurement reports} - H04W 72/02: Selection of wireless resources by user or terminal - H04L 5/0032: {Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation} - H04L 5/0044: {Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH} - H04L 5/16: Half-duplex systems; Simplex/duplex switching; Transmission of break signals {non-automatically inverting the direction of transmission} - H04W 24/08: Testing, {supervising or monitoring} using real traffic - H04L 5/0007: {the frequencies being orthogonal, e.g. OFDM(A) or DMT} - H04W 72/20: Control channels or signalling for resource management - H04W 92/18: between terminal devices - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) - H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M) ## Abstract Certain aspects of the present disclosure provide techniques for determining resources for sidelink communications based on coordination information. A method that may be performed by a first wireless device includes receiving, from second wireless devices, reports indicating coordination information associated with candidate resources and assigning ranks to the reports. The method also includes determining resources from the candidate resources for communicating with third wireless devices based on at least one of: at least two reports, and the ranks of the at least two reports; or at least one of the reports and sensing information, measured by the first wireless device, associated with the candidate resources, and the rank of the reports and a rank of the sensing information. The method further includes communicating with the third wireless devices via the determined resources. ## Claims ### Claim 1 A method of wireless communication by a first wireless device, comprising: receiving, from one or more second wireless devices, one or more reports indicating coordination information associated with candidate resources; assigning one or more ranks to the one or more reports; determining one or more resources from the candidate resources for communicating with one or more third wireless devices based on at least one of: at least two reports from at least two of the one or more second wireless devices, and the ranks of the at least two reports; or at least one of the one or more reports and sensing information, measured by the first wireless device, associated with the candidate resources, and the rank of the at least one of the one or more reports and a rank of the sensing information; and communicating with the one or more third wireless devices via the determined one or more resources. ### Claim 2 (depends on 1) The method of claim 1, wherein the one or more ranks are assigned based on at least one of: one or more indications of channel quality between the first wireless device and the one or more second wireless devices, one or more distances between the first wireless device and the one or more second wireless devices, one or more distances between the one or more second wireless devices and the one or more third wireless devices, one or more locations of the one or more second wireless devices, one or more locations of the one or more third wireless devices, one or more signaled priorities associated with the one or more reports, one or more source identifiers of the one or more second wireless devices, one or more indications of when the one or more reports were received at the first wireless device, or one or more indications of when the one or more reports were generated at the one or more second wireless devices. ### Claim 3 (depends on 1) The method of claim 1, wherein the one or more ranks are assigned based on whether communication with the one or more third wireless devices is a unicast, a groupcast, or a broadcast communication. ### Claim 4 (depends on 1) The method of claim 1, wherein the one or more ranks are assigned based on one or more quality of service parameters associated with communication with the one or more third wireless devices. ### Claim 5 (depends on 1) The method of claim 1, further comprising: identifying a report having a highest rank among the one or more reports based on the one or more ranks, wherein the one or more reports comprise a plurality of reports; wherein determining the one or more resources comprises determining the one or more resources based at least in part on the report having the highest rank. ### Claim 6 (depends on 1) The method of claim 1, further comprising: identifying a subset of the one or more reports based on the one or more ranks, wherein the subset of the one or more reports comprises a plurality of reports; wherein determining the one or more resources comprises determining the one or more resources based at least in part on the subset of the one or more reports. ### Claim 7 (depends on 1) The method of claim 1, further comprising: combining the coordination information in the one or more reports, wherein the one or more reports comprises a plurality of reports; wherein determining the one or more resources comprises determining the one or more resources based at least in part on the combined coordination information. ### Claim 8 (depends on 1) The method of claim 1, further comprising: identifying a subset of the one or more reports, wherein the subset of the one or more reports comprises a plurality of reports; and selecting the coordination information in the subset of the one or more reports based on one or more threshold values; wherein determining the one or more resources comprises determining the one or more resources based at least in part on the selected coordination information. ### Claim 9 (depends on 1) The method of claim 1, further comprising: selecting the coordination information in the one or more reports based on one or more threshold values; wherein determining the one or more resources comprises determining the one or more resources based at least in part on the selected coordination information. ### Claim 10 (depends on 1) The method of claim 1, further comprising: monitoring for signals from the one or more second wireless devices via the candidate resources; generating the sensing information based on the monitored signals; assigning the rank of the sensing information; and wherein determining the one or more resources comprises determining the one or more resources based at least in part on the one or more ranks assigned to the one or more reports and rank of the sensing information. ### Claim 11 (depends on 1) The method of claim 1, wherein determining the one or more resources comprises: prioritizing a report received from one of the one or more second wireless devices over the sensing information if the communicating with the one or more third wireless devices includes a unicast communication to the one of the one or more second wireless. ### Claim 12 (depends on 1) The method of claim 1, further comprising: selecting the coordination information, among the one or more reports, that supplements the sensing information due to half-duplex communications; wherein determining the one or more resources comprises determining the one or more resources based at least in part on the selected coordination information and the sensing information. ### Claim 13 (depends on 1) The method of claim 1, further comprising: selecting the coordination information, among the one or more reports, that is missing from the sensing information or conflicts with the sensing information; wherein determining the one or more resources comprises determining the one or more resources based at least in part on the selected coordination information and the sensing information. ### Claim 14 (depends on 1) The method of claim 1, wherein: determining the one or more resources comprises determining the one or more resources based at least in part on separate thresholds being applied to the coordination information and the sensing information. ### Claim 15 An apparatus for wireless communication, comprising: a transceiver configured to receive, from one or more first wireless devices, one or more reports indicating coordination information associated with candidate resources; a memory; a processor coupled to the memory, the processor and the memory being configured to: assign one or more ranks to the one or more reports, and determine one or more resources from the candidate resources for communicating with one or more second wireless devices based on at least one of: at least two reports from at least two of the one or more first wireless devices, and the ranks of the at least two reports; or at least one of the one or more reports and sensing information, measured by the apparatus, associated with the candidate resources, and the rank of the at least one of the one or more reports and a rank of the sensing information, wherein the transceiver is further configured to communicate with the one or more second wireless devices via the determined one or more resources. ### Claim 16 (depends on 15) The apparatus of claim 15, wherein the one or more ranks are assigned based on at least one of: one or more indications of channel quality between the first wireless device and the one or more second wireless devices, one or more indications of when the one or more reports were received at the first wireless device, or one or more indications of when the one or more reports were generated at the one or more second wireless devices. ### Claim 17 (depends on 15) The apparatus of claim 15, wherein the one or more ranks are assigned based on at least one of: one or more distances between the first wireless device and the one or more second wireless devices, one or more distances between the one or more second wireless devices and the one or more third wireless devices, one or more locations of the one or more second wireless devices, one or more locations of the one or more third wireless devices, one or more signaled priorities associated with the one or more reports, or one or more source identifiers of the one or more second wireless devices. ### Claim 18 (depends on 15) The apparatus of claim 15, wherein the one or more ranks are assigned based on whether communication with the one or more third wireless devices is a unicast, a groupcast, or a broadcast communication. ### Claim 19 (depends on 15) The apparatus of claim 15, wherein the one or more ranks are assigned based on one or more quality of service parameters associated with communication with the one or more third wireless devices. ### Claim 20 (depends on 15) The apparatus of claim 15, wherein the processor and the memory are further configured to: identify a report having a highest rank among the one or more reports based on the one or more ranks, wherein the one or more reports comprise a plurality of reports; and determine the one or more resources based at least in part on the report having the highest rank. ### Claim 21 (depends on 15) The apparatus of claim 15, wherein the processor and the memory are further configured to: identify a subset of the one or more reports based on the one or more ranks, wherein the subset of the one or more reports comprises a plurality of reports; and determine the one or more resources based at least in part on the subset of the one or more reports. ### Claim 22 (depends on 15) The apparatus of claim 15, wherein the processor and the memory are further configured to: identify a subset of the one or more reports, wherein the subset of the one or more reports comprises a plurality of reports; combine the coordination information in the subset of the one or more reports; and determine the one or more resources based at least in part on the combined coordination information. ### Claim 23 (depends on 15) The apparatus of claim 15, wherein the processor and the memory are further configured to: combine the coordination information in the one or more reports, wherein the one or more reports comprises a plurality of reports; and determine the one or more resources based at least in part on the combined coordination information. ### Claim 24 (depends on 15) The apparatus of claim 15, wherein the processor and the memory are further configured to: identify a subset of the one or more reports, wherein the subset of the one or more reports comprises a plurality of reports; select the coordination information in the subset of the one or more reports based on one or more threshold values; and determine the one or more resources based at least in part on the selected coordination information. ### Claim 25 (depends on 15) The apparatus of claim 15, wherein the processor and the memory are further configured to: select the coordination information in the one or more reports based on one or more threshold values; and determine the one or more resources based at least in part on the selected coordination information. ### Claim 26 (depends on 15) The apparatus of claim 15, wherein: the transceiver is further configured to monitor for signals from the one or more second wireless devices via the candidate resources; the processor and the memory are further configured to: generate the sensing information based on the monitored signals; assign the rank of the sensing information; and determine the one or more resources based at least in part on the one or more ranks assigned to the one or more reports and rank of the sensing information. ### Claim 27 (depends on 15) The apparatus of claim 15, wherein the processor and the memory are further configured to prioritize a report received from one of the one or more second wireless devices over the sensing information if communicating with the one or more third wireless devices includes a unicast communication to the one of the one or more second wireless. ### Claim 28 (depends on 15) The apparatus of claim 15, wherein the processor and the memory are further configured to: select the coordination information, among the one or more reports, that supplements the sensing information due to half-duplex communications; and determine the one or more resources based at least in part on the selected coordination information and the sensing information. ### Claim 29 (depends on 15) The apparatus of claim 15, wherein the processor and the memory are further configured to: select the coordination information, among the one or more reports, that is missing from the sensing information or conflicts with the sensing information; and determine the one or more resources based at least in part on the selected coordination information and the sensing information. ### Claim 30 (depends on 15) The apparatus of claim 15, wherein the processor and the memory are further configured to: determine the one or more resources comprises determining the one or more resources based at least in part on separate thresholds being applied to the coordination information and the sensing information.