# US 12,224,967 B2 · Priority based coexistence > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,224,967 B2 - Document ID: US12224967B2 - Status: Granted - Kind: B2 - Application number: 17/646,441 - Filed: 2021-12-29 - Published: 2022-08-11 - Granted: 2025-02-11 - Earliest claimed: 2018-12-17 - Assignees: QUALCOMM Incorporated - Applicants: QUALCOMM Incorporated - Inventors: Tien Viet Nguyen; Arjun Bharadwaj; Kapil Gulati; Sudhir Kumar Baghel; Shailesh Patil - Web page: https://patentgrep.com/patent/US12224967B2 ## CPC - H04L 5/16: Half-duplex systems; Simplex/duplex switching; Transmission of break signals {non-automatically inverting the direction of transmission} - H04W 72/569: {of the traffic information} - H04L 5/1469: {using time-sharing} - H04W 16/14: Spectrum sharing arrangements {between different networks} - H04W 72/1215: {for collaboration of different radio technologies} - H04W 88/06: adapted for operation in multiple networks {or having at least two operational modes}, e.g. multi-mode terminals - H04W 92/18: between terminal devices - H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M) - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract An apparatus may comprise a component for communicating using a first RAT and another component for communicating using a second RAT. Overlapping communication using the two RATs may cause problems for proper reception at the apparatus. The apparatus may detect that transmission or reception of a first packet using a first RAT will overlap in time with reception of a second packet using a second RAT. The apparatus prioritizes the first packet or the second packet based at least on a relative priority of the first packet and the second packet. ## Claims ### Claim 1 An apparatus for wireless communication at a first wireless device based on a first radio access technology (RAT) and a second RAT, comprising: memory; and one or more processors coupled to the memory, the one or more processors configured to cause the first wireless device to: receive a prior sidelink transmission from a second wireless device using the second RAT, wherein the second RAT comprises New Radio (NR); determine a priority level of a second sidelink transmission for reception using the second RAT based on a reservation of sidelink resources for the second sidelink transmission made by the prior sidelink transmission received from the second wireless device using the second RAT; and transmit or receive a higher priority sidelink transmission that has a higher priority level among a first sidelink transmission using the first RAT and the second sidelink transmission using the second RAT in response to a detection that transmission of the first sidelink transmission using the first RAT will overlap in time with reception of the second sidelink transmission using the second RAT, wherein the first RAT is different than the second RAT. ### Claim 2 (depends on 1) The apparatus of claim 1, wherein the first sidelink transmission comprises a first channel using the first RAT and the second sidelink transmission comprises a second channel using the second RAT. ### Claim 3 (depends on 2) The apparatus of claim 2, wherein the first channel comprises a first control channel or a first data channel, and the second channel comprises a second control channel or a second data channel. ### Claim 4 (depends on 1) The apparatus of claim 1, wherein the one or more processors are further configured to cause the first wireless device to: receive the second sidelink transmission instead of the transmission of the first sidelink transmission based on the priority level determined for the second sidelink transmission that has the higher priority level than the first sidelink transmission. ### Claim 5 (depends on 1) The apparatus of claim 1, wherein the one or more processors are further configured to cause the first wireless device to: transmit the first sidelink transmission based on the first sidelink transmission that has the higher priority level than the priority level determined for the second sidelink transmission. ### Claim 6 (depends on 1) The apparatus of claim 1, wherein the one or more processors are further configured to cause the first wireless device to: perform resource reselection for the first sidelink transmission based on the second sidelink transmission that is the higher priority sidelink transmission. ### Claim 7 (depends on 1) The apparatus of claim 1, wherein the one or more processors are further configured to cause the first wireless device to: modify the first sidelink transmission using the first RAT based on the first sidelink transmission that has a lower priority than the second sidelink transmission. ### Claim 8 (depends on 7) The apparatus of claim 7, wherein the one or more processors are further configured to cause the first wireless device to: modify the first sidelink transmission by modification of a periodicity of the first sidelink transmission using the first RAT. ### Claim 9 (depends on 1) The apparatus of claim 1, wherein the first RAT comprises Long Term Evolution (LTE). ### Claim 10 (depends on 1) The apparatus of claim 1, wherein the one or more processors are further configured to cause the first wireless device to: prioritize the first sidelink transmission or the second sidelink transmission further based on an interruption level. ### Claim 11 (depends on 1) The apparatus of claim 1, wherein the priority level of at least one of the first sidelink transmission or the second sidelink transmission is based, at least in part, on an indication from a higher layer. ### Claim 12 (depends on 1) The apparatus of claim 1, wherein the transmission or the reception of the higher priority sidelink transmission includes the reception of the second sidelink transmission based on the second sidelink transmission that is the higher priority sidelink transmission, the one or more processors further configured to cause the first wireless device to: skip the transmission of the first sidelink transmission. ### Claim 13 (depends on 1) The apparatus of claim 1, wherein the first sidelink transmission comprises a first data packet and the second sidelink transmission comprises a second data packet. ### Claim 14 (depends on 1) The apparatus of claim 1, wherein the first sidelink transmission comprises a first Vehicle-to-everything (V2X) transmission and the second sidelink transmission comprises a second V2X transmission. ### Claim 15 (depends on 1) The apparatus of claim 1, wherein the first wireless device is a user equipment (UE) or a roadside unit (RSU). ### Claim 16 A method of wireless communication at a first wireless device using a first radio access technology (RAT) and a second RAT, comprising: receiving a prior sidelink transmission from a second wireless device using the second RAT, wherein the second RAT comprises New Radio (NR); determining a priority level of a second sidelink transmission for reception using the second RAT based on a reservation of sidelink resources for the second sidelink transmission made by the prior sidelink transmission received from the second wireless device using the second RAT; and transmitting or receiving a higher priority sidelink transmission having a higher priority level among a first sidelink transmission using the first RAT and the second sidelink transmission using the second RAT in response to detecting that transmission of the first sidelink transmission using the first RAT will overlap in time with reception of the second sidelink transmission using the second RAT, wherein the first RAT is different than the second RAT. ### Claim 17 (depends on 16) The method of claim 16, wherein the first sidelink transmission comprises a first channel using the first RAT and the second sidelink transmission comprises a second channel using the second RAT. ### Claim 18 (depends on 16) The method of claim 16, wherein transmitting or receiving the higher priority sidelink transmission includes: receiving the second sidelink transmission instead of the transmission of the first sidelink transmission based on the priority level determined for the second sidelink transmission having the higher priority level than the first sidelink transmission. ### Claim 19 (depends on 16) The method of claim 16, wherein transmitting or receiving the higher priority sidelink transmission includes: transmitting the first sidelink transmission based on the first sidelink transmission having the higher priority level than the priority level determined for the second sidelink transmission. ### Claim 20 (depends on 16) The method of claim 16, wherein the first RAT comprises Long Term Evolution (LTE). ### Claim 21 An apparatus for wireless communication at a first wireless device based on a first radio access technology (RAT) and a second RAT, comprising: memory; and one or more processors coupled to the memory, the one or more processors configured to cause the first wireless device to: receive a prior sidelink transmission from a second wireless device using the second RAT, wherein the second RAT comprises New Radio (NR); determine a priority level of a second sidelink transmission for reception using the second RAT based on a reservation of sidelink resources for the second sidelink transmission made by the prior sidelink transmission received from the second wireless device using the second RAT; and receive a higher priority sidelink transmission that has a higher priority level among a first sidelink transmission using the first RAT and the second sidelink transmission using the second RAT in response to a detection that reception of the first sidelink transmission using the first RAT will overlap in time with reception of the second sidelink transmission using the second RAT, wherein the first RAT is different than the second RAT. ### Claim 22 (depends on 21) The apparatus of claim 21, wherein the first sidelink transmission comprises a first channel using the first RAT and the second sidelink transmission comprises a second channel using the second RAT. ### Claim 23 (depends on 22) The apparatus of claim 22, wherein the first channel comprises a first control channel or a first data channel, and the second channel comprises a second control channel or a second data channel. ### Claim 24 (depends on 21) The apparatus of claim 21, wherein the one or more processors are further configured to cause the first wireless device to: receive the second sidelink transmission instead of the reception of the first sidelink transmission based on the priority level determined for the second sidelink transmission that has the higher priority level than the first sidelink transmission. ### Claim 25 (depends on 21) The apparatus of claim 21, wherein the reception of the second sidelink transmission is based on reserved semi-persistent scheduling of resources. ### Claim 26 (depends on 21) The apparatus of claim 21, wherein the one or more processors are further configured to cause the first wireless device to receive the first sidelink transmission based on the first sidelink transmission that has the higher priority level than the second sidelink transmission. ### Claim 27 (depends on 21) The apparatus of claim 21, wherein the one or more processors are further configured to cause the first wireless device to skip the reception of the first sidelink transmission based on the first sidelink transmission that has a lower priority level than the second sidelink transmission. ### Claim 28 (depends on 21) The apparatus of claim 21, wherein the first RAT comprises Long Term Evolution (LTE). ### Claim 29 (depends on 21) The apparatus of claim 21, wherein the priority level of at least one of the first sidelink transmission or the second sidelink transmission is based, at least in part, on an indication from a higher layer. ### Claim 30 (depends on 21) The apparatus of claim 21, wherein to receive the higher priority sidelink transmission, the one or more processors are further configured to cause the first wireless device to: receive the second sidelink transmission based on the second sidelink transmission being the higher priority sidelink transmission, and skip the reception of the first sidelink transmission. ### Claim 31 (depends on 21) The apparatus of claim 21, wherein the first sidelink transmission comprises a first data packet and the second sidelink transmission comprises a second data packet. ### Claim 32 (depends on 21) The apparatus of claim 21, wherein the first sidelink transmission comprises a first Vehicle-to-everything (V2X) transmission and the second sidelink transmission comprises a second V2X transmission. ### Claim 33 (depends on 21) The apparatus of claim 21, wherein the one or more processors are, individually or in combination, configured to cause the first wireless device to receive the prior sidelink transmission, determine the priority level of the second sidelink transmission, and transmit or receive the higher priority sidelink transmission. ### Claim 34 (depends on 21) The apparatus of claim 21, wherein the one or more processors are, individually or in combination, configured to cause the first wireless device to receive the prior sidelink transmission, determine the priority level of the second sidelink transmission, and receive the higher priority sidelink transmission. ### Claim 35 (depends on 21) The apparatus of claim 21, wherein the first wireless device is a user equipment (UE) or a road side unit (RSU). ### Claim 36 A method of wireless communication at a first wireless device using a first radio access technology (RAT) and a second RAT, comprising: receiving a prior sidelink transmission from a second wireless device using the second RAT, wherein the second RAT comprises New Radio (NR); determining a priority level of a second sidelink transmission for reception using the second RAT based on a reservation of sidelink resources for the second sidelink transmission made by the prior sidelink transmission received from the second wireless device using the second RAT; and receiving a higher priority sidelink transmission having a higher priority level among a first sidelink transmission using the first RAT and the second sidelink transmission using the second RAT in response to detecting that reception of the first sidelink transmission using the first RAT will overlap in time with reception of the second sidelink transmission using the second RAT, wherein the first RAT is different than the second RAT. ### Claim 37 (depends on 26) The method of claim 26, wherein the first sidelink transmission comprises a first channel using the first RAT and the second sidelink transmission comprises a second channel using the second RAT. ### Claim 38 (depends on 36) The method of claim 36, wherein receiving the higher priority sidelink transmission includes: receiving the second sidelink transmission instead of receiving the first sidelink transmission based on the priority level determined for the second sidelink transmission having the higher priority level than the first sidelink transmission. ### Claim 39 (depends on 36) The method of claim 36, wherein receiving the higher priority sidelink transmission includes: receiving the first sidelink transmission based on the first sidelink transmission having the higher priority level than the second sidelink transmission. ### Claim 40 (depends on 36) The method of claim 36, wherein the first RAT comprises Long Term Evolution (LTE). ### Claim 41 An apparatus for wireless communication at a first wireless device based on a first radio access technology (RAT) and a second RAT, comprising: means for receiving a prior sidelink transmission from a second wireless device using the second RAT, wherein the second RAT comprises New Radio (NR); means for determining a priority level of a second sidelink transmission for reception using the second RAT based on a reservation of sidelink resources for the second sidelink transmission made by the prior sidelink transmission received from the second wireless device using the second RAT, and means for transmitting or receiving a higher priority sidelink transmission having a higher priority level among a first sidelink transmission using the first RAT and the second sidelink transmission using the second RAT in response to detecting that transmission of the first sidelink transmission using the first RAT will overlap in time with reception of the second sidelink transmission using the second RAT, wherein the first RAT is different than the second RAT. ### Claim 42 (depends on 41) The apparatus of claim 41, wherein the first sidelink transmission comprises a first channel using the first RAT and the second sidelink transmission comprises a second channel using the second RAT. ### Claim 43 (depends on 41) The apparatus of claim 41, wherein the means for transmitting or receiving the higher priority sidelink transmission is configured to receive the second sidelink transmission instead of the transmission of the first sidelink transmission based on the priority level determined for the second sidelink transmission having the higher priority level than the first sidelink transmission. ### Claim 44 (depends on 41) The apparatus of claim 41, wherein the means for transmitting or receiving the higher priority sidelink transmission is configured to transmit the first sidelink transmission based on the first sidelink transmission having the higher priority level than the priority level determined for the second sidelink transmission. ### Claim 45 (depends on 41) The apparatus of claim 41, wherein the first RAT comprises Long Term Evolution (LTE). ### Claim 46 An apparatus for wireless communication at a first wireless device based on a first radio access technology (RAT) and a second RAT, comprising: means for receiving a prior sidelink transmission from a second wireless device using the second RAT, wherein the second RAT comprises New Radio (NR); means for determining a priority level of a second sidelink transmission for reception using the second RAT based on a reservation of sidelink resources for the second sidelink transmission made by the prior sidelink transmission received from the second wireless device using the second RAT; and means for receiving a higher priority sidelink transmission having a higher priority level among a first sidelink transmission using the first RAT and the second sidelink transmission using the second RAT in response to detecting that reception of the first sidelink transmission using the first RAT will overlap in time with reception of the second sidelink transmission using the second RAT, wherein the first RAT is different than the second RAT. ### Claim 47 (depends on 46) The apparatus of claim 46, wherein the first sidelink transmission comprises a first channel using the first RAT and the second sidelink transmission comprises a second channel using the second RAT. ### Claim 48 (depends on 46) The apparatus of claim 46, wherein the means for receiving the higher priority sidelink transmission is configured to receive the second sidelink transmission instead of receiving the first sidelink transmission based on the priority level determined for the second sidelink transmission having the higher priority level than the first sidelink transmission. ### Claim 49 (depends on 46) The apparatus of claim 46, wherein the means for receiving the higher priority sidelink transmission is configured to receive the first sidelink transmission based on the first sidelink transmission having the higher priority level than the second sidelink transmission. ### Claim 50 (depends on 46) The apparatus of claim 46, wherein the first RAT comprises Long Term Evolution (LTE). ### Claim 51 A non-transitory computer-readable storage medium storing computer executable code for wireless communication at a first wireless device based on a first radio access technology (RAT) and a second RAT, the code when executed by one or more processors causes the first wireless device to: receive a prior sidelink transmission from a second wireless device using the second RAT, wherein the second RAT comprises New Radio (NR); determine a priority level of a second sidelink transmission for reception using the second RAT based on a reservation of sidelink resources for the second sidelink transmission made by the prior sidelink transmission received from the second wireless device using the second RAT; and transmit or receive a higher priority sidelink transmission that has a higher priority level among a first sidelink transmission using the first RAT and the second sidelink transmission using the second RAT in response to detecting that transmission of the first sidelink transmission using the first RAT will overlap in time with reception of the second sidelink transmission using the second RAT, wherein the first RAT is different than the second RAT. ### Claim 52 (depends on 51) The computer-readable storage medium of claim 51, wherein the first sidelink transmission comprises a first channel using the first RAT and the second sidelink transmission comprises a second channel using the second RAT. ### Claim 53 (depends on 52) The computer-readable storage medium of claim 52, wherein the first channel comprises a first control channel or a first data channel, and the second channel comprises a second control channel or a second data channel. ### Claim 54 (depends on 51) The computer-readable storage medium of claim 51, wherein the code, when executed by the one or more processors, causes the first wireless device to receive the second sidelink transmission instead of the transmission of the first sidelink transmission based on the priority level determined for the second sidelink transmission having the higher priority level than the first sidelink transmission. ### Claim 55 (depends on 51) The computer-readable storage medium of claim 51, wherein the code, when executed by the one or more processors, causes the first wireless device to transmit the first sidelink transmission based on the first sidelink transmission having the higher priority level than the priority level determined for the second sidelink transmission. ### Claim 56 (depends on 51) The computer-readable storage medium of claim 51, wherein the first RAT comprises Long Term Evolution (LTE). ### Claim 57 (depends on 51) The computer-readable storage medium of claim 51, wherein the first wireless device is a user equipment (UE) or a road side unit (RSU). ### Claim 58 (depends on 51) The computer-readable storage medium of claim 51, wherein the code, when executed by the one or more processors, further causes the first wireless device to: perform resource reselection for the first sidelink transmission based on the second sidelink transmission that is the higher priority sidelink transmission. ### Claim 59 (depends on 51) The computer-readable storage medium of claim 51, wherein the code, when executed by the one or more processors, further causes the first wireless device to: modify the first sidelink transmission using the first RAT based on the first sidelink transmission that has a lower priority than the second sidelink transmission. ### Claim 60 A non-transitory computer-readable storage medium storing computer executable code for wireless communication at a first wireless device based on a first radio access technology (RAT) and a second RAT, the code when executed by one or more processors causes the first wireless device to: receive a prior sidelink transmission from a second wireless device using the second RAT, wherein the second RAT comprises New Radio (NR); determine a priority level of a second sidelink transmission for reception using the second RAT based on a reservation of sidelink resources for the second sidelink transmission made by the prior sidelink transmission received from the second wireless device using the second RAT; and receive a higher priority sidelink transmission that has a higher priority level among a first sidelink transmission using the first RAT and the second sidelink transmission using the second RAT in response to detecting that reception of the first sidelink transmission using the first RAT will overlap in time with reception of the second sidelink transmission using the second RAT, wherein the first RAT is different than the second RAT. ### Claim 61 (depends on 60) The computer-readable storage medium of claim 60, wherein the first sidelink transmission comprises a first channel using the first RAT and the second sidelink transmission comprises a second channel using the second RAT. ### Claim 62 (depends on 61) The computer-readable storage medium of claim 61, wherein the first channel comprises a first control channel or a first data channel, and the second channel comprises a second control channel or a second data channel. ### Claim 63 (depends on 60) The computer-readable storage medium of claim 60, wherein the code, when executed by the one or more processors, causes the first wireless device to receive the second sidelink transmission instead of receiving the first sidelink transmission based on the priority level determined for the second sidelink transmission that has the higher priority level than the first sidelink transmission. ### Claim 64 (depends on 60) The computer-readable storage medium of claim 60, wherein the code, when executed by the one or more processors, causes the first wireless device to receive the first sidelink transmission based on the first sidelink transmission that has the higher priority level than the second sidelink transmission. ### Claim 65 (depends on 60) The computer-readable storage medium of claim 60, wherein the first RAT comprises Long Term Evolution (LTE). ### Claim 66 (depends on 60) The computer-readable storage medium of claim 60, wherein the first wireless device is a user equipment (UE) or a road side unit (RSU). ### Claim 67 (depends on 60) The computer-readable storage medium of claim 60, wherein the code, when executed by the one or more processors, further causes the first wireless device to: perform resource reselection for the first sidelink transmission based on the second sidelink transmission that is the higher priority sidelink transmission. ### Claim 68 (depends on 60) The computer-readable storage medium of claim 60, wherein the code, when executed by the one or more processors, further causes the first wireless device to: modify the first sidelink transmission using the first RAT based on the first sidelink transmission that has a lower priority than the second sidelink transmission.