# US 12,120,539 B2 · Dynamic tune-away for neighbor cell measurements > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,120,539 B2 - Document ID: US12120539B2 - Status: Granted - Kind: B2 - Application number: 17/444,464 - Filed: 2021-08-04 - Published: 2022-02-10 - Granted: 2024-10-15 - Earliest claimed: 2020-08-06 - Assignees: QUALCOMM Incorporated - Applicants: QUALCOMM Incorporated - Inventors: Mungal Singh Dhanda; Umesh Phuyal; Bharat Shrestha; Prasad Reddy Kadiri; Alberto Rico Alvarino; Ayan Sengupta - Web page: https://patentgrep.com/patent/US12120539B2 ## CPC - H04W 24/08: Testing, {supervising or monitoring} using real traffic - H04W 24/10: Scheduling measurement reports {; Arrangements for measurement reports} - G01N 35/00871: {Communications between instruments or with remote terminals} - H04W 8/24: Transfer of terminal data - G01N 2035/00881: {network configurations} - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) - G01N: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES (measuring or testing apparatus or processes other than immunoassay, involving enzymes or microorganisms C12M, C12Q) ## Abstract Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive an indication that a tune-away period is available. The UE may perform one or more neighbor cell measurements during the tune-away period based at least in part on the indication. Numerous other aspects are provided. ## Claims ### Claim 1 A user equipment (UE) for wireless communication, comprising: one or more memories; and one or more processors coupled to the one or more memories, the one or more memories comprising instructions executable by the one or more processors to cause the UE to: transmit, to a network entity, a request for a tune-away period to perform one or more neighbor cell measurements, wherein the request is included in a medium access control (MAC) control element (CE); receive an indication responsive to the request that the tune-away period is available, the indication indicating that the tune-away period is to begin when at least one of a scheduled uplink activity or a scheduled downlink activity is complete; and perform the one or more neighbor cell measurements to detect one or more neighbor cells based at least in part on one or more synchronization signals, wherein the one or more neighbor cell measurements are performed during the tune-away period based at least in part on the indication. ### Claim 2 (depends on 1) The UE of claim 1, wherein the instructions executable by the one or more processors to cause the UE to perform the one or more neighbor cell measurements during the tune-away period are executable by the one or more processors to cause the UE to: perform the one or more neighbor cell measurements in a radio resource control connected mode during the tune-away period. ### Claim 3 (depends on 1) The UE of claim 1, wherein the instructions executable by the one or more processors to cause the UE to perform the one or more neighbor cell measurements during the tune-away period are executable by the one or more processors to further cause the UE to: tune away from a first carrier to a second carrier; and perform the one or more neighbor cell measurements on the second carrier. ### Claim 4 (depends on 1) The UE of claim 1, wherein the instructions are executable by the one or processors to further cause the UE to: transmit, to the network entity, a UE capability message that indicates a capability of the UE relating to neighbor cell measurements in a radio resource control connected mode. ### Claim 5 (depends on 4) The UE of claim 4, wherein the UE capability message indicates that the UE requires the tune-away period to perform the neighbor cell measurements in the radio resource control connected mode, and wherein the UE capability message indicates a duration associated with the tune-away period. ### Claim 6 (depends on 1) The UE of claim 1, wherein the request for the tune-away period is included in a protocol data unit. ### Claim 7 (depends on 1) The UE of claim 1, wherein the request for the tune-away period includes at least one of a requested duration of the tune-away period or a type of neighbor cell measurement associated with the tune-away period. ### Claim 8 (depends on 1) The UE of claim 1, wherein the indication is included in a downlink control channel communication or a MAC protocol data unit. ### Claim 9 (depends on 1) The UE of claim 1, wherein the indication is an implicit indication provided by the network entity not scheduling an uplink communication or a downlink communication in a physical downlink control channel period. ### Claim 10 A network entity for wireless communication, comprising: one or more memories; and one or more processors coupled to the one or more memories, the one or more memories comprising instructions executable by the one or more processors to cause the network entity to: receive, from a user equipment (UE), a request for a tune-away period to perform one or more neighbor cell measurements, wherein the one or more neighbor cell measurements are performed to detect one or more neighbor cells based at least in part on one or more synchronization signals, and wherein the request is included in a medium access control (MAC) control element (CE); transmit an indication responsive to the request that the tune-away period is available, the indication indicating that the tune-away period is to begin when at least one of a scheduled uplink activity or a scheduled downlink activity is complete; and avoid scheduling downlink and uplink activity for the UE during the tune-away period to begin when the at least one of the scheduled uplink activity or the scheduled downlink activity is complete. ### Claim 11 (depends on 10) The network entity of claim 10, wherein the instructions are executable by the one or more processors to further cause the network entity to: receive, from the UE, a UE capability message that indicates a capability of the UE relating to neighbor cell measurements in a radio resource control connected mode. ### Claim 12 (depends on 10) The network entity of claim 10, wherein the request for the tune-away period is included in a protocol data unit. ### Claim 13 (depends on 10) The network entity of claim 10, wherein the request for the tune-away period includes at least one of a requested duration of the tune-away period or a type of neighbor cell measurement associated with the tune-away period. ### Claim 14 (depends on 10) The network entity of claim 10, wherein the indication is included in at least one of a downlink control channel communication or a MAC protocol data unit. ### Claim 15 A method of wireless communication performed by a user equipment (UE), comprising: transmitting, to a network entity, a request for a tune-away period to perform one or more neighbor cell measurements, wherein the request is included in a medium access control (MAC) control element (CE); receiving an indication responsive to the request that the tune-away period is available, the indication indicating that the tune-away period is to begin when at least one of a scheduled uplink activity or a scheduled downlink activity is complete; and performing the one or more neighbor cell measurements to detect one or more neighbor cells based at least in part on one or more synchronization signals, wherein the one or more neighbor cell measurements are performed during the tune-away period based at least in part on the indication. ### Claim 16 (depends on 15) The method of claim 15, wherein the performing the one or more neighbor cell measurements during the tune-away period comprises: performing the one or more neighbor cell measurements in a radio resource control connected mode during the tune-away period. ### Claim 17 (depends on 15) The method of claim 15, wherein the performing the one or more neighbor cell measurements during the tune-away period comprises: tuning away from a first carrier to a second carrier; and performing the one or more neighbor cell measurements on the second carrier. ### Claim 18 (depends on 15) The method of claim 15, further comprising: prior to the receiving the indication that the tune-away period is available, transmitting, to the network entity, a UE capability message that indicates a capability of the UE relating to neighbor cell measurements in a radio resource control connected mode. ### Claim 19 (depends on 18) The method of claim 18, wherein the UE capability message indicates that the UE requires the tune-away period to perform the neighbor cell measurements in the radio resource control connected mode, and wherein the UE capability message indicates a duration associated with the tune-away period. ### Claim 20 (depends on 15) The method of claim 15, wherein the request for the tune-away period is included in a protocol data unit. ### Claim 21 (depends on 15) The method of claim 15, wherein the request for the tune-away period includes at least one of a requested duration of the tune-away period or a type of neighbor cell measurement associated with the tune-away period. ### Claim 22 (depends on 15) The method of claim 15, wherein the indication is included in a downlink control channel communication or a MAC protocol data unit. ### Claim 23 (depends on 15) The method of claim 15, wherein the indication is an implicit indication provided by the network entity not scheduling an uplink communication or a downlink communication in a physical downlink control channel period. ### Claim 24 A method of wireless communication performed by a network entity, comprising: receiving, from a user equipment (UE), a request for a tune-away period to perform one or more neighbor cell measurements, wherein the one or more neighbor cell measurements are performed to detect one or more neighbor cells based at least in part on one or more synchronization signals, and wherein the request is included in a medium access control (MAC) control element (CE); transmitting an indication responsive to the request that the tune-away period is available, the indication indicating that the tune-away period is to begin when at least one of a scheduled uplink activity or a scheduled downlink activity is complete; and avoiding scheduling downlink and uplink activity for the UE during the tune-away period to begin when the at least one of the scheduled uplink activity or the scheduled downlink activity is complete. ### Claim 25 (depends on 24) The method of claim 24, further comprising: receiving, from the UE, a UE capability message that indicates a capability of the UE relating to neighbor cell measurements in a radio resource control connected mode. ### Claim 26 (depends on 24) The method of claim 24, wherein the request for the tune-away period includes at least one of a requested duration of the tune-away period or a type of neighbor cell measurement associated with the tune-away period. ### Claim 27 (depends on 1) The UE of claim 1, wherein the request indicates that the tune-away period is for a cell detection measurement to detect the one or more neighbor cells. ### Claim 28 (depends on 10) The network entity of claim 10, wherein the indication is an implicit indication provided by the network entity not scheduling an uplink communication or a downlink communication in a physical downlink control channel period. ### Claim 29 (depends on 15) The method of claim 15, wherein the request indicates that the tune-away period is for a cell detection measurement to detect the one or more neighbor cells. ### Claim 30 (depends on 24) The method of claim 24, wherein the indication is an implicit indication provided by the network entity not scheduling an uplink communication or a downlink communication in a physical downlink control channel period.