# US 12,010,201 B2 · Communication device and communication method > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,010,201 B2 - Document ID: US12010201B2 - Status: Granted - Kind: B2 - Application number: 18/090,550 - Filed: 2022-12-29 - Published: 2023-06-29 - Granted: 2024-06-11 - Earliest claimed: 2015-09-09 - Assignees: Sony Group Corporation - Applicants: Sony Group Corporation - Inventors: Shigeru Sugaya - Web page: https://patentgrep.com/patent/US12010201B2 ## CPC - H04L 69/22: Parsing or analysis of headers - H04L 69/324: in the data link layer [OSI layer 2], e.g. HDLC - H04W 28/06: Optimizing {the usage of the radio link}, e.g. header compression, information sizing {, discarding information (system modifying transmission characteristic according to link quality by modifying frame length H04L1/0007; dynamic adaptation of the packet size for flow control or congestion control H04L47/365)} - H04W 76/10: Connection setup - H04W 80/02: Data link layer protocols - H04W 84/12: WLAN [Wireless Local Area Networks] - H04W 48/12: using downlink control channel - 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 A communication device including: a communication unit configured to transmit a first frame including a second association identifier decided by a communication device to which a first association identifier is allocated and receive a second frame including information related to the second association identifier. ## Claims ### Claim 1 A communication device comprising: wireless communication circuitry configured to transmit a first frame including an association identifier that the communication device uses in a wireless communication network, and receive a second frame in response to the first frame; wherein the association identifier is taken from a set of values different from a set of values in the range of 0x0001 to 0x07D7, and wherein the wireless communication circuitry is further configured to transmit the first frame, in both a first case in which the communication device is associated with another communication device, and a second case in which the communication device is not associated with the another communication device; a plurality of antennas configured to constitutes a MIMO antenna; a display device comprising a screen which displays an output image; a touch sensor that detects a touch on the screen; a camera; and a battery configured to supply electric power to the wireless communication circuitry, the display device, the touch sensor and the camera via a power supply line, wherein the wireless communication circuitry is configured to support a cellular communication scheme and to have a wireless access point function. ### Claim 2 (depends on 1) The communication device according to claim 1, wherein the second frame includes information decided on a basis of the association identifier. ### Claim 3 (depends on 1) The communication device according to claim 1, wherein the second frame includes information indicating the association identifier. ### Claim 4 (depends on 1) The communication device according to claim 1, wherein the first frame is a frame including the association identifier as transmission source information of the frame. ### Claim 5 (depends on 1) The communication device according to claim 1, Wherein the second frame is a frame including the association identifier as destination information of the frame. ### Claim 6 (depends on 1) The communication device according to claim 1, wherein the second frame is transmitted to a plurality of communication devices at one time. ### Claim 7 (depends on 6) The communication device according to claim 6, wherein the second frame is multiplexed. ### Claim 8 (depends on 1) The communication device according to claim 1, wherein the another communication device is associated with a first association identifier, which is taken from a set of values in the range of 0x0001 to 0x07D7. ### Claim 9 (depends on 8) The communication device according to claim 8, wherein the second frame includes information associated with the first association identifier. ### Claim 10 A base station comprising: a wireless communication circuitry configured to: transmit a first frame including an association identifier that the communication device uses in a wireless communication network, and receive a second frame in response to the first frame; wherein the association identifier is shorter in data length than a Media Access Control (MAC) address, wherein the association identifier is taken from a set of values different from a set of values in the range of 0x0001 to 0x07D7, and wherein the wireless communication circuitry is further configured to transmit the first frame, in both a first case in which the communication device is associated with another communication device, and a second case in which the communication device is not associated with the another communication device; a plurality of antennas configured to constitutes a MIMO antenna; an LED lamp configured to display operation status of the base station; a button or switch to accepts an operation from a user; and a wired communication interface used to connect the base station to a wired communication network. ### Claim 11 A communication device comprising: wireless communication circuitry configured to receive a first frame including an association identifier from another communication device, and transmit a second frame in response to the first frame; wherein the association identifier is shorter in data length than a Media Access Control (MAC) address, wherein the association identifier is taken from a set of values different from a set of values in the range of 0x0001 to 0x07D7, and wherein the wireless communication circuitry is further configured to transmit the second frame, in both a first case in which the communication device is associated with the another communication device, and a second case in which the communication device is not associated with the another communication device; a plurality of antennas configured to constitutes a MIMO antenna; a display device comprising a screen which displays an output image; a touch sensor that detects a touch on the screen; a camera; a battery configured to supply electric power to the wireless communication circuitry, the display device, the touch sensor and the camera via a power supply line, wherein the wireless communication circuitry is configured to support a cellular communication scheme and to have a wireless access point function; a plurality of antennas configured to constitutes a MIMO antenna; an LED lamp configured to display operation status of the base station; a button or switch to accepts an operation from a user; and a wired communication interface used to connect the base station to a wired communication network. ### Claim 12 (depends on 11) The communication device according to claim 11, wherein the second frame includes information decided on a basis of the association identifier. ### Claim 13 (depends on 11) The communication device according to claim 11, wherein the second frame includes information indicating the association identifier. ### Claim 14 (depends on 11) The communication device according to claim 11, wherein the another communication device is associated with a first association identifier, which is taken from a set of values in the range of 0x0001 to 0x07D7. ### Claim 15 (depends on 14) The communication device according to claim 14, wherein the second frame includes information associated with the first association identifier. ### Claim 16 A base station comprising: a wireless communication circuitry configured to: receive a first frame including an association identifier from another communication device, and transmit a second frame in response to the first frame; wherein the association identifier is shorter in data length than a Media Access Control (MAC) address, wherein the association identifier is taken from a set of values different from a set of values in the range of 0x0001 to 0x07D7, wherein the wireless communication circuitry is further configured to transmit the second frame, in both a first case in which the communication device is associated with the another communication device, and a second case in which the communication device is not associated with the another communication device.