# US 12,120,645 B2 · Conditional reconfiguration release method and device used in communication node for wireless communication > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,120,645 B2 - Document ID: US12120645B2 - Status: Granted - Kind: B2 - Application number: 17/560,299 - Filed: 2021-12-23 - Published: 2022-06-30 - Granted: 2024-10-15 - Earliest claimed: 2020-12-31 - Assignees: Shanghai Langbo Communication Technology Company Limited - Applicants: Qiaoling Yu; Xiaobo Zhang - Inventors: Qiaoling Yu; Xiaobo Zhang - Web page: https://patentgrep.com/patent/US12120645B2 ## CPC - H04W 72/04: Wireless resource allocation - H04W 36/0055: {Transmission or use of information for re-establishing the radio link} - H04W 36/362: {Conditional handover} - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract The present disclosure discloses a method and a device used in a communication node for wireless communications. A communication node receives multiple pieces of configuration sub-information, of which each piece of configuration sub-information includes one execution condition and one configuration set; in instances when the execution condition in first configuration sub-information is fulfilled, applies the configuration set in the first configuration sub-information, and transmits a first message; in instances when a first condition set is fulfilled after transmitting the first message, maintains a subset of the multiple pieces of configuration sub-information, the subset of the multiple pieces of configuration sub-information at least including second configuration sub-information; the first configuration sub-information is any of the multiple pieces of configuration sub-information, and the second configuration sub-information is one of the multiple pieces of configuration sub-information other than the first configuration sub-information. ## Claims ### Claim 1 A first node for wireless communications, comprising: a first receiver, receiving multiple pieces of configuration sub-information, of which each piece of configuration sub-information comprises one execution condition and one configuration set; and a first transmitter, in instances when the execution condition in first configuration sub-information is fulfilled, applying the configuration set in the first configuration sub-information, and transmitting a first message; the first receiver, in instances when a first condition set is fulfilled after transmitting the first message, maintaining a subset of the multiple pieces of configuration sub-information, the subset of the multiple pieces of configuration sub-information at least comprising second configuration sub-information; the first receiver, receiving third configuration sub-information; as a response to the action of receiving the third configuration sub-information, releasing the subset of the multiple pieces of configuration sub-information; wherein the first configuration sub-information is any of the multiple pieces of configuration sub-information, and the second configuration sub-information is one of the multiple pieces of configuration sub-information other than the first configuration sub-information; the first configuration sub-information is associated with a first cell, while the second configuration sub-information is associated with a second cell; the first message is used to indicate completion of a radio link control reconfiguration; a condition in the first condition set comprises transmitting the first message; the third configuration sub-information comprises one execution condition and one configuration set, and the third configuration sub-information is different from any of the multiple pieces of configuration sub-information, the third configuration sub-information being associated with a third cell. ### Claim 2 (depends on 1) The first node according to claim 1, comprising: the first transmitter, in instances when the execution condition in first configuration sub-information is fulfilled, transmitting a second message; and the first receiver, receiving a third message; wherein the second message is used for a random access procedure; a condition in the first condition set comprises that the random access procedure is successfully completed; the third message being associated with a first identifier is used to determine that the random access procedure is successfully completed. ### Claim 3 (depends on 1) The first node according to claim 1, comprising: the first transmitter, as a response to the action of maintaining a subset of the multiple pieces of configuration sub-information, transmitting first information; the first information indicates that the subset of the multiple pieces of configuration sub-information is maintained. ### Claim 4 (depends on 3) The first node according to claim 3, wherein the phrase that the first information indicates that the subset of the multiple pieces of configuration sub-information is maintained comprises: the first information explicitly indicates that the subset of the multiple pieces of configuration sub-information is maintained. ### Claim 5 (depends on 3) The first node according to claim 3, wherein the phrase that the first information indicates that the subset of the multiple pieces of configuration sub-information is maintained comprises: the first information implicitly indicates that the subset of the multiple pieces of configuration sub-information is maintained. ### Claim 6 (depends on 1) The first node according to claim 1, comprising: the first receiver, receiving second information, the second information being used to indicate maintenance of the subset of the multiple pieces of configuration sub-information; a condition in the first condition set comprises the second information being received. ### Claim 7 (depends on 6) The first node according to claim 6, wherein the phrase that the second information is used to indicate maintenance of the subset of the multiple pieces of configuration sub-information comprises: the second information explicitly indicates maintenance of the subset of the multiple pieces of configuration sub-information. ### Claim 8 (depends on 6) The first node according to claim 6, wherein the phrase that the second information is used to indicate maintenance of the subset of the multiple pieces of configuration sub-information comprises: the second information implicitly indicates maintenance of the subset of the multiple pieces of configuration sub-information. ### Claim 9 (depends on 1) The first node according to claim 1, wherein the first condition set is related to at least one of a cell parameter of the first cell or a cell parameter of the second cell; the cell parameter comprises at least one of a cell type, or a cell altitude, or a cell orbit, or a cell delay or a cell ephemeris. ### Claim 10 (depends on 9) The first node according to claim 9, wherein a condition for fulfilling the first condition set comprises that the cell parameter of the second cell indicates that the second cell is an NTN cell. ### Claim 11 (depends on 9) The first node according to claim 9, wherein a condition for fulfilling the first condition set comprises that the cell parameter of the first cell indicates that the first cell is an NTN cell and that the cell parameter of the second cell indicates that the second cell is an NTN cell. ### Claim 12 (depends on 1) The first node according to claim 1, wherein the execution condition is related to a first threshold; and the first threshold is time-related. ### Claim 13 (depends on 1) The first node according to claim 1, wherein the execution condition is related to a first threshold; and the first threshold is position-related. ### Claim 14 (depends on 1) The first node according to claim 1, comprising: the first receiver, receiving a first signaling, the first signaling indicating a first time length; when the subset of the multiple pieces of configuration sub-information is maintained for up to the first time length, releasing the subset of the multiple pieces of configuration sub-information; wherein the first time length comprises a positive integer number of slots. ### Claim 15 A second node for wireless communications, comprising: a second transmitter, transmitting multiple pieces of configuration sub-information, of which each piece of configuration sub-information comprises one execution condition and one configuration set; the second transmitter, transmitting third configuration sub-information; wherein when the execution condition in first configuration sub-information is fulfilled, the configuration set in the first configuration sub-information is applied and a first message is transmitted; when a first condition set is fulfilled after transmission of the first message, a subset of the multiple pieces of configuration sub-information is maintained, the subset of the multiple pieces of configuration sub-information at least comprises second configuration sub-information; the first configuration sub-information is any of the multiple pieces of configuration sub-information, and the second configuration sub-information is one of the multiple pieces of configuration sub-information other than the first configuration sub-information; the first configuration sub-information is associated with a first cell, while the second configuration sub-information is associated with a second cell; the first message is used to indicate completion of a radio link control reconfiguration; a condition in the first condition set comprises transmitting the first message; as a response to the third configuration sub-information is received, the subset of the multiple pieces of configuration sub-information is released; the third configuration sub-information comprises one execution condition and one configuration set, and the third configuration sub-information is different from any of the multiple pieces of configuration sub-information, the third configuration sub-information being associated with a third cell. ### Claim 16 (depends on 15) The second node according to claim 15, comprising: the second transmitter, transmitting second information, the second information being used to indicate maintenance of the subset of the multiple pieces of configuration sub-information; a condition in the first condition set comprises the second information being received. ### Claim 17 A method in a first node for wireless communications, comprising: receiving multiple pieces of configuration sub-information, of which each piece of configuration sub-information comprises one execution condition and one configuration set; and in instances when the execution condition in first configuration sub-information is fulfilled, applying the configuration set in the first configuration sub-information, and transmitting a first message; in instances when a first condition set is fulfilled after transmitting the first message, maintaining a subset of the multiple pieces of configuration sub-information, the subset of the multiple pieces of configuration sub-information at least comprising second configuration sub-information; receiving third configuration sub-information; as a response to the action of receiving the third configuration sub-information, releasing the subset of the multiple pieces of configuration sub-information; wherein the first configuration sub-information is any of the multiple pieces of configuration sub-information, and the second configuration sub-information is one of the multiple pieces of configuration sub-information other than the first configuration sub-information; the first configuration sub-information is associated with a first cell, while the second configuration sub-information is associated with a second cell; the first message is used to indicate completion of a radio link control reconfiguration; a condition in the first condition set comprises transmitting the first message; the third configuration sub-information comprises one execution condition and one configuration set, and the third configuration sub-information is different from any of the multiple pieces of configuration sub-information, the third configuration sub-information being associated with a third cell. ### Claim 18 A third node for wireless communications, comprising: a third receiver, receiving a first message; wherein multiple pieces of configuration sub-information are received, with each piece of configuration sub-information comprising one execution condition and one configuration set; when the execution condition in first configuration sub-information is fulfilled, the configuration set in the first configuration sub-information is applied; when a first condition set is fulfilled after transmission of the first message, a subset of the multiple pieces of configuration sub-information is maintained, the subset of the multiple pieces of configuration sub-information at least comprises second configuration sub-information; the first configuration sub-information is any of the multiple pieces of configuration sub-information, and the second configuration sub-information is one of the multiple pieces of configuration sub-information other than the first configuration sub-information; the first configuration sub-information is associated with a first cell, while the second configuration sub-information is associated with a second cell; the first message is used to indicate completion of a radio link control reconfiguration; a condition in the first condition set comprises transmitting the first message; as a response to a third configuration sub-information is received, the subset of the multiple pieces of configuration sub-information is released; the third configuration sub-information comprises one execution condition and one configuration set, and the third configuration sub-information is different from any of the multiple pieces of configuration sub-information, the third configuration sub-information being associated with a third cell. ### Claim 19 (depends on 18) The third node according to claim 18, comprising: the third receiver, as a response to the action of a subset of the multiple pieces of configuration sub-information being maintained, receiving first information; the first information indicates that the subset of the multiple pieces of configuration sub-information is maintained.