# US 12,010,523 B2 · Electronic device and method for wireless communication, and computer readable storage medium > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,010,523 B2 - Document ID: US12010523B2 - Status: Granted - Kind: B2 - Application number: 17/427,097 - Filed: 2020-03-05 - Published: 2022-04-28 - Granted: 2024-06-11 - Earliest claimed: 2019-03-11 - Assignees: Sony Group Corporation - Applicants: Sony Group Corporation - Inventors: Chen Sun; Xin Guo - Web page: https://patentgrep.com/patent/US12010523B2 ## CPC - H04W 16/14: Spectrum sharing arrangements {between different networks} - H04B 17/382: for resource allocation, admission control or handover - H04W 88/18: Service support devices; Network management devices - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) - H04B: TRANSMISSION ## Abstract The present invention provides an electronic device and method for wireless communication, and a computer readable storage medium. The electronic device comprises: a processing circuit configured to: on the basis of interference relationship information among subsystems in a specific area, determine a second subsystem in a second coexistence group having an interference relationship with a first subsystem in a first coexistence group, wherein the first coexistence group comprises subsystems managed by a first spectrum management apparatus, and the second coexistence group comprises subsystems managed by a second spectrum management apparatus; and generate a spectrum coordination request to provide same to the second spectrum management apparatus, the spectrum coordination request indicating that the first spectrum management apparatus expects to use spectrum resources in coordination with the second spectrum management apparatus. ## Claims ### Claim 1 An electronic apparatus for wireless communications, comprising: processing circuitry, configured to determine, based on information of interference relationship among secondary systems within a specific region, a second secondary system in a second coexistence group which has an interference relationship with a first secondary system in a first coexistence group, wherein the first coexistence group comprises secondary systems managed by a first spectrum management device, and the second coexistence, group comprises secondary systems managed by a second spectrum management device, determine, according to an interference relationship map, a spectrum utilization freedom degree of the first secondary system, wherein the spectrum utilization freedom degree of the first secondary system indicates a degree to which the first secondary system is capable of freely selecting spectrum resources among the spectrum resources allocated to the first coexistence group, and generate a spectrum coordination request to be provided to the second spectrum management device, the spectrum coordination request indicating that the first spectrum management device expects to coordinate utilization of spectrum resources with the second spectrum management device. ### Claim 2 (depends on 1) The electronic apparatus according to claim 1, wherein the spectrum coordination request comprises identification information of the first secondary system and identification information of the second secondary system. ### Claim 3 (depends on 1) The electronic apparatus according to claim 1, wherein the spectrum utilization freedom degree comprises: the number of manners for selecting spectrum resources which can be adopted by the first secondary system in a case that another secondary system in the first coexistence group utilizes the spectrum resources allocated to the first coexistence group. ### Claim 4 (depends on 1) The electronic apparatus according to claim 1, wherein the processing circuitry is further configured to comprise information of the spectrum utilization freedom degree in the spectrum coordination request. ### Claim 5 (depends on 1) The electronic apparatus according to claim 1, wherein a manner in which the first spectrum management device and the second spectrum management device coordinate the utilization of the spectrum resources comprises one of the following: the second spectrum management device adjusting, based on spectrum resources allocation information of the first secondary system, spectrum resources allocation for the second secondary system; and the first spectrum management device adjusting, based on spectrum resources allocation information of the second secondary system, spectrum resources allocation for the first secondary system. ### Claim 6 (depends on 5) The electronic apparatus according to claim 5, wherein the spectrum coordination request comprises information indicating a manner of coordinating utilization of the spectrum resources that is determined by the first spectrum management device. ### Claim 7 (depends on 5) The electronic apparatus according to claim 5, wherein the processing circuitry is configured to determine, based on a spectrum utilization freedom degree of the first secondary system, a manner of coordinating utilization of the spectrum resources that is to be adopted, the spectrum utilization freedom degree indicating a degree to which the first secondary system is capable of freely selecting spectrum resources among the spectrum resources allocated to the first coexistence group. ### Claim 8 (depends on 1) The electronic apparatus according to claim 1, wherein the processing circuitry is further configured to acquire, from the second spectrum management device, a response to the spectrum coordination request. ### Claim 9 (depends on 8) The electronic apparatus according to claim 8, wherein the response comprises one of the following: confirmation to the spectrum coordination request by the second spectrum management device, rejection to the spectrum coordination request by the second spectrum management device, and additional setting to the spectrum coordination request by the second spectrum management device. ### Claim 10 (depends on 9) The electronic apparatus according to claim 9, wherein the additional setting to the spectrum coordination request by the second spectrum management device comprises setting of a manner in which the first spectrum management device and the second spectrum management device coordinate the utilization of the spectrum resources. ### Claim 11 (depends on 1) The electronic apparatus according to claim 1, wherein the processing circuitry is further configured to receive a second spectrum coordination request sent by the second spectrum management device. ### Claim 12 (depends on 11) The electronic apparatus according to claim 11, wherein the second spectrum coordination request comprises a spectrum utilization freedom degree of the second secondary system, and the processing circuitry is configured to compare the spectrum utilization freedom degree of the first secondary system with the spectrum utilization freedom degree of the second secondary system, and determine, based on a comparison result, a manner in which the first spectrum management device and the second spectrum management device coordinate the utilization of the spectrum resources. ### Claim 13 (depends on 12) The electronic apparatus according to claim 12, wherein, the processing circuitry is configured to select a spectrum management device corresponding to a secondary system with a higher spectrum utilization freedom degree as a spectrum management device which is to perform adjustment of spectrum resources allocation. ### Claim 14 (depends on 12) The electronic apparatus according to claim 12, wherein the processing circuitry is further configured to generate a response to the second spectrum coordination request, wherein the response comprises setting indicating a manner in which the first spectrum management device and the second spectrum management device coordinate the utilization of the spectrum resources. ### Claim 15 (depends on 11) The electronic apparatus according to claim 11, wherein the processing circuitry is further configured to generate a response to the second spectrum coordination request, wherein the response comprises one of the following: confirmation to the second spectrum coordination request, and rejection to the second spectrum coordination request. ### Claim 16 (depends on 8) The electronic apparatus according to claim 8, wherein the processing circuitry is configured to: in a case that the first spectrum management device and the second spectrum management device determine to coordinate utilization of spectrum resources, generate spectrum coordination information to be provided to a third spectrum management device which is configured to allocate spectrum resources for the secondary systems within the specific region, wherein the spectrum coordination information indicates that the first spectrum management device and the second spectrum management device are to coordinate the utilization of spectrum resources. ### Claim 17 (depends on 16) The electronic apparatus according to claim 16, wherein, the processing circuitry is further configured to: acquire, from the third spectrum management device, resources allocation information of the spectrum resources reallocated for the first coexistence group and the second coexistence group by the third spectrum management device based on the spectrum coordination information, and allocate spectrum resources for the secondary systems in the first coexistence group based on the resources allocation information. ### Claim 18 (depends on 5) The electronic apparatus according to claim 5, wherein, in a case that the first spectrum management device adjusts, based on the information of spectrum resources allocation of the second secondary system, spectrum resources allocation for the first secondary system, the processing circuitry is further configured to acquire, from the second spectrum management device, the information of spectrum resources allocation for the second secondary system, and allocate spectrum resources for the secondary systems in the first coexistence group according to the information of spectrum resources allocation, and wherein, in a case that the second spectrum management device adjusts, based on information of spectrum resources allocation for the first secondary system, spectrum resources allocation for the second secondary system, the processing circuitry is further configured to provide the information of spectrum resources allocation of the first secondary system to the second spectrum management device, so that the second spectrum management device allocates spectrum resources for the secondary systems in the second coexistence group according to the information of spectrum resources allocation. ### Claim 19 A method for wireless communications, comprising: determining, based on information of interference relationship among secondary systems within a specific region, a second secondary system in a second coexistence group which has an interference relationship with a first secondary system in a first coexistence group, wherein the first coexistence group comprises secondary systems managed by a first spectrum management device, and the second coexistence group comprises secondary systems managed by a second spectrum management device; determining, according to an interference relationship map, a spectrum utilization freedom degree of the first secondary system, wherein the spectrum utilization freedom degree of the first secondary system indicates a degree to which the first secondary system is capable of freely selecting spectrum resources among the spectrum resources allocated to the first coexistence group; and generating a spectrum coordination request to be provided to the second spectrum management device, the spectrum coordination request indicating that the first spectrum management device expects to coordinate utilization of spectrum resources with the second spectrum management device.