# US 11,115,087 B2 · Method for distributed antenna-based communication device to perform communication based on inter-panel interference > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,115,087 B2 - Document ID: US11115087B2 - Status: Granted - Kind: B2 - Application number: 16/762,033 - Filed: 2017-11-15 - Published: 2020-10-29 - Granted: 2021-09-07 - Earliest claimed: 2017-11-15 - Assignees: LG Electronics Inc. - Applicants: LG Electronics Inc. - Inventors: Dongkyu Kim; Ilmu Byun - Web page: https://patentgrep.com/patent/US11115087B2 ## CPC - H04B 7/0408: using two or more beams, i.e. beam diversity - H04B 7/0691: {using subgroups of transmit antennas} - H04B 7/0696: {Determining beam pairs} - H04B 7/0874: {using subgroups of receive antennas} - H04B 7/088: {using beam selection} - H04B 15/02: Reducing interference from electric apparatus by means located at or near the interfering apparatus - H04W 24/08: Testing, {supervising or monitoring} using real traffic - H04W 24/10: Scheduling measurement reports {; Arrangements for measurement reports} - H04W 72/21: in the uplink direction of a wireless link, i.e. towards the network - H04W 16/28: using beam steering - H04B: TRANSMISSION - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract A method for a distributed antenna-based communication device to perform communication based on inter-panel interference may comprise: a step of measuring interference between transmission beams of a transmission panel and reception beams of a reception panel; a step of configuring inter-panel beam pair information by pairing the beams of the transmission panel and the beams of the reception panel on the basis of the measurement; and a step of transmitting the inter-panel beam pair information to a base station or an adjacent communication device. ## Claims ### Claim 1 A method for performing communication based on inter-panel interference by a distributed antenna-based communication device, the method comprising: measuring interference between transmission beams of a transmission panel and reception beams of a reception panel; configuring inter-panel beam pair information by pairing the beams of the transmission panel and the beams of the reception panel on the basis of the measurement; and transmitting the inter-panel beam pair information to a base station or a neighboring communication device. ### Claim 2 (depends on 1) The method of claim 1, wherein the inter-panel beam pair information includes one or more of pair information of a transmission beam index of the transmission panel and a reception beam index of the reception panel. ### Claim 3 (depends on 2) The method of claim 2, wherein the inter-panel beam pair information includes a best pair or a worst pair, and the best pair is a pair of a best transmission beam index and the reception beam index and the worst pair is a pair of a worst transmission beam index and the reception beam index. ### Claim 4 (depends on 1) The method of claim 1, wherein the inter-panel beam pair information is transmitted periodically. ### Claim 5 (depends on 1) The method of claim 1, wherein the inter-panel beam pair information is transmitted non-periodically if a specific condition is satisfied. ### Claim 6 (depends on 1) The method of claim 1, wherein the specific condition is satisfied when a predetermined difference occurs between an inter-beam interference measurement value of panels and an inter-beam interference measurement value of previous panels. ### Claim 7 (depends on 1) The method of claim 1, wherein the communication device includes a vehicle. ### Claim 8 (depends on 1) The method of claim 1, wherein the transmission beams correspond to analog transmission beams, and the reception beams correspond to analog reception beams. ### Claim 9 (depends on 1) The method of claim 1, wherein the inter-panel beam pair information is transmitted through a physical uplink control channel (PUCCH) or a physical uplink shared CH (PUSCH). ### Claim 10 (depends on 1) The method of claim 1, wherein the transmission panel operates in a transmission mode, and the reception panel operates in a reception mode. ### Claim 11 A distributed antenna based communication device for performing communication based on inter-panel interference, the distributed antenna based communication device comprising: a transmission panel; a reception panel; and a processor configured to measure interference between transmission beams of the transmission panel and reception beams of the reception panel and configured to configure inter-panel beam pair information by pairing the beams of the transmission panel and the beams of the reception panel based on the measured result, wherein the processor is configured such that the transmission panel transmits the inter-panel beam pair information to a base station or a neighboring communication device. ### Claim 12 (depends on 11) The distributed antenna based communication device of claim 11, wherein the inter-panel beam pair information includes one or more of pair information of a transmission beam index of the transmission panel and a reception beam index of the reception panel. ### Claim 13 (depends on 12) The distributed antenna based communication device of claim 12, wherein the inter-panel beam pair information includes a best pair or a worst pair, and the best pair is a pair of a best transmission beam index and the reception beam index and the worst pair is a pair of a worst transmission beam index and the reception beam index. ### Claim 14 (depends on 11) The distributed antenna based communication device of claim 11, wherein the inter-panel beam pair information is transmitted periodically. ### Claim 15 (depends on 11) The distributed antenna based communication device of claim 11, wherein the inter-panel beam pair information is transmitted non-periodically if a specific condition is satisfied. ### Claim 16 (depends on 11) The distributed antenna based communication device of claim 11, wherein the distributed antenna based communication device is capable of communicating with at least one of neighboring communication device, a communication device related to an autonomous driving vehicle, the base station or a network.