# US 12,184,562 B2 · Communication method and apparatus > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,184,562 B2 - Document ID: US12184562B2 - Status: Granted - Kind: B2 - Application number: 17/672,088 - Filed: 2022-02-15 - Published: 2022-06-02 - Granted: 2024-12-31 - Earliest claimed: 2019-08-16 - Assignees: Huawei Technologies Co., Ltd. - Applicants: Huawei Technologies Co., Ltd. - Inventors: Qian Zhang; Meng Deng; Daoming Liu; Peng Gao - Web page: https://patentgrep.com/patent/US12184562B2 ## CPC - H04L 5/001: {the frequencies being arranged in component carriers} - H04L 5/0091: {Signalling for the administration of the divided path, e.g. signalling of configuration information} - H04W 8/24: Transfer of terminal data - H04W 72/0453: Resources in frequency domain, e.g. a carrier in FDMA - H04W 72/21: in the uplink direction of a wireless link, i.e. towards the network - 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 This application relates to the field of communication technologies, and discloses a communication method and apparatus. The method includes: The terminal device generates capability information, where the capability information includes an overall frequency separation class of the terminal device, and the overall frequency separation class indicates a maximum frequency separation between a lowest component carrier and a highest component carrier included in an uplink component carrier and a downlink component carrier supported by the terminal device; and the terminal device sends the capability information to the network device. ## Claims ### Claim 1 A communication method comprising: generating, by a terminal device, capability information, wherein the capability information comprises an overall frequency separation class of the terminal device, and the overall frequency separation class indicates a maximum frequency separation between a lowest component carrier and a highest component carrier comprised in an uplink component carrier and a downlink component carrier supported by the terminal device; and sending, by the terminal device, the capability information to a network device. ### Claim 2 (depends on 1) The method according to claim 1, wherein the capability information further comprises: terminal device type indication information, wherein the terminal device type indication information comprises a first terminal device type identifier or a second terminal device type identifier, wherein the first terminal device type identifier indicates that an uplink frequency separation class and a downlink frequency separation class of the terminal device are the same, and the second terminal device type identifier indicates that the uplink frequency separation class and the downlink frequency separation class of the terminal device are different. ### Claim 3 (depends on 2) The method according to claim 2, wherein, when the terminal device type indication information comprises the second terminal device type identifier, the capability information further comprises: the uplink frequency separation class and the downlink frequency separation class of the terminal device. ### Claim 4 (depends on 1) The method according to claim 1, wherein, the uplink component carrier and the downlink component carrier supported by the terminal device are located in a band combination comprising one or more bands. ### Claim 5 (depends on 1) The method according to claim 1, wherein, the generating, by the terminal device, capability information comprises: generating, by the terminal device for one or more transceiver channels, one or more pieces of capability information corresponding one-to-one to the one or more transceiver channels. ### Claim 6 A communication method comprising: receiving, by a network device, capability information from a terminal device, wherein the capability information comprises an overall frequency separation class of the terminal device, and the overall frequency separation class indicates a maximum frequency separation between a lowest component carrier and a highest component carrier comprised in an uplink component carrier and a downlink component carrier supported by the terminal device; and configuring, by the network device, the uplink component carrier and the downlink component carrier for the terminal device based on the capability information. ### Claim 7 (depends on 6) The method according to claim 6, wherein, the capability information further comprises: terminal device type indication information, wherein the terminal device type indication information comprises a first terminal device type identifier or a second terminal device type identifier, wherein the first terminal device type identifier indicates that an uplink frequency separation class and a downlink frequency separation class of the terminal device are the same, and the second terminal device type identifier indicates that the uplink frequency separation class and the downlink frequency separation class of the terminal device are different. ### Claim 8 (depends on 7) The method according to claim 7, wherein, when the terminal device type indication information comprises the second terminal device type identifier, the capability information further comprises: the uplink frequency separation class and the downlink frequency separation class of the terminal device. ### Claim 9 (depends on 6) The method according to claim 6, wherein, the uplink component carrier and the downlink component carrier supported by the terminal device are located in a band combination comprising one or more bands. ### Claim 10 (depends on 6) The method according to claim 6, wherein, the receiving, by the network device, capability information from the terminal device comprises: receiving, by the network device, one or more pieces of capability information corresponding one-to-one to one or more transceiver channels of the terminal device; and the configuring, by the network device, the uplink component carrier and the downlink component carrier for the terminal device based on the capability information comprises: configuring, by the network device, the uplink component carrier and the downlink component carrier for the one or more transceiver channels of the terminal device based on the one or more pieces of capability information corresponding one-to-one to the one or more transceiver channels of the terminal device. ### Claim 11 A communication apparatus comprising: at least one processor; and a memory storing programming instructions for execution by the at least one processor, the programming instructions instructing the communication apparatus to perform operations comprising: generating capability information, wherein the capability information comprises an overall frequency separation class, and the overall frequency separation class indicates a maximum frequency separation between a lowest component carrier and a highest component carrier comprised in an uplink component carrier and a downlink component carrier that are supported; and sending the capability information to a network device. ### Claim 12 (depends on 11) The communication apparatus according to claim 11, wherein, the capability information further comprises: terminal device type indication information, wherein the terminal device type indication information comprises a first terminal device type identifier or a second terminal device type identifier, wherein the first terminal device type identifier indicates that an uplink frequency separation class and a downlink frequency separation class are the same, and the second terminal device type identifier indicates that the uplink frequency separation class and the downlink frequency separation class are different. ### Claim 13 (depends on 12) The communication apparatus according to claim 12, wherein, when the terminal device type indication information comprises the second terminal device type identifier, the capability information further comprises: the uplink frequency separation class and the downlink frequency separation class. ### Claim 14 (depends on 11) The communication apparatus according to claim 11, wherein, the uplink component carrier and the downlink component carrier that are supported are located in a band combination comprising one or more bands. ### Claim 15 (depends on 11) The communication apparatus according to claim 11, wherein, the generating operation comprises: generating, for one or more transceiver channels, one or more pieces of capability information corresponding one-to-one to the one or more transceiver channels. ### Claim 16 A communication apparatus comprising: at least one processor; and a memory storing programming instructions for execution by the at least one processor, the programming instructions instructing the communication apparatus to perform operations comprising: receiving capability information from a terminal device, wherein the capability information comprises an overall frequency separation class of the terminal device, and the overall frequency separation class indicates a maximum frequency separation between a lowest component carrier and a highest component carrier comprised in an uplink component carrier and a downlink component carrier supported by the terminal device; and configuring the uplink component carrier and the downlink component carrier for the terminal device based on the capability information. ### Claim 17 (depends on 16) The communication apparatus according to claim 16, wherein, the capability information further comprises: terminal device type indication information, wherein the terminal device type indication information comprises a first terminal device type identifier or a second terminal device type identifier, wherein the first terminal device type identifier indicates that an uplink frequency separation class and a downlink frequency separation class of the terminal device are the same, and the second terminal device type identifier indicates that the uplink frequency separation class and the downlink frequency separation class of the terminal device are different. ### Claim 18 (depends on 17) The communication apparatus according to claim 17, wherein, when the terminal device type indication information comprises the second terminal device type identifier, the capability information further comprises: the uplink frequency separation class and the downlink frequency separation class of the terminal device. ### Claim 19 (depends on 16) The communication apparatus according to claim 16, wherein, the uplink component carrier and the downlink component carrier supported by the terminal device are located in a band combination comprising one or more bands. ### Claim 20 (depends on 16) The communication apparatus according to claim 16, wherein, the receiving operation comprises receiving one or more pieces of capability information corresponding one-to-one to one or more transceiver channels of the terminal device; and the configuring comprises configuring the uplink component carrier and the downlink component carrier for the one or more transceiver channels of the terminal device based on the one or more pieces of capability information corresponding one-to-one to the one or more transceiver channels of the terminal device.