# US 11,451,975 B2 · Signal distribution system with integrated base transceiver station > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,451,975 B2 - Document ID: US11451975B2 - Status: Granted - Kind: B2 - Application number: 16/730,087 - Filed: 2019-12-30 - Published: 2020-07-02 - Granted: 2022-09-20 - Earliest claimed: 2018-12-31 - Assignees: Fiplex Communications, Inc. - Applicants: Ricardo Matias de Goycoechea - Inventors: Ricardo Matias de Goycoechea - Web page: https://patentgrep.com/patent/US11451975B2 ## CPC - H04W 16/26: Cell enhancers {or enhancement}, e.g. for tunnels, building shadow - H04B 7/15507: {Relay station based processing for cell extension or control of coverage area, (network planning with network coordinated processing with regard to cell extension H04W16/26; network topologies using dedicated repeater stations H04W84/047; terminal devices adapted for relaying to or from an other terminal H04W88/04)} - H04W 16/20: for indoor coverage or short range network deployment - H04W 88/085: {Access point devices with remote components} - 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 An communication system is disclosed which improves upon known distributed antenna systems and known signal distribution systems which rely on bidirectional amplifiers. The disclosed communication system incorporates an integrated base transceiver station into remote units or bidirectional amplifiers provided proximate a coverage area, where the coverage area is remote or closed off from a base coverage area for a distant signal source such as a base transceiver station. ## Claims ### Claim 1 A communication system comprising: a base transceiver station, connected via a first backhaul connection to a communication system core, for transmitting and receiving remote data signals within to and from a target coverage area; a bidirectional amplifier interposed between the base transceiver station and the target coverage area, said bidirectional amplifier incorporating an integrated base transceiver station connected via a second backhaul connection to a communication system core, wherein the integrated base transceiver station is operable to generate local data signals; and an integrated coverage area antenna connected with the bidirectional amplifier and the integrated base transceiver station, the integrated coverage area antenna operable to transmit and receive the remote data signals and the local data signals to and from terminal units within the target coverage area; wherein said integrated base transceiver station manages its own communication channels and establishes synchronization with said base transceiver station to reduce interference. ### Claim 2 (depends on 1) The communication system of claim 1, wherein the integrated base transceiver station is connected via a backhaul connection to a principal communications systems core. ### Claim 3 (depends on 1) The communication system of claim 1 further comprising a second integrated coverage area antenna connected with the bidirectional amplifier and the integrated base transceiver station, the second integrated coverage area antenna operable to transmit and receive the remote data signals and intermediate data signals within a second target coverage area, and the target coverage area and the second target coverage area collectively defining an integrated coverage area. ### Claim 4 (depends on 3) The communication system of claim 3 further comprising: a second integrated base transceiver station incorporated into the bidirectional amplifier, the second integrated base transceiver station operable to generate second local data signals, wherein the second integrated base transceiver station is connected with the integrated coverage area antenna and the integrated coverage area antenna is further operable to transmit and receive second local data signals within the integrated coverage area. ### Claim 5 (depends on 4) The communication system of claim 4, wherein the integrated base transceiver station and the second integrated base transceiver station are both connected via a backhaul connection to a principal communications systems core. ### Claim 6 A communication system comprising: a base transceiver station, connected via a first backhaul connection to a communication system core, for transmitting and receiving remote data signals within to and from a target coverage area; a distributed antenna system interposed between the base transceiver station and the target coverage area, said distributed antenna system comprising a master unit connected to at least one remote unit, wherein the at least one remote unit incorporates an integrated base transceiver station connected via a second backhaul connection to a communication system core and operable to generate local data signals; and an integrated coverage area antenna connected with said at least one remote unit and the integrated base transceiver station, the integrated coverage area antenna operable to transmit and receive the remote data signals and the local data signals to and from terminal units within the target coverage area; wherein said integrated base transceiver station manages its own communication channels and establishes synchronization with said base transceiver station to reduce interference. ### Claim 7 (depends on 6) The communication system of claim 6, wherein the integrated base transceiver station is connected via a backhaul connection to a principal communications systems core. ### Claim 8 (depends on 6) The communication system of claim 6 further comprising a second integrated coverage area antenna connected with the at least one remote unit and the integrated base transceiver station, the second integrated coverage area antenna operable to transmit and receive the remote data signals and intermediate data signals within a second target coverage area, and the target coverage area and the second target coverage area collectively defining an integrated coverage area. ### Claim 9 (depends on 8) The communication system of claim 8 further comprising: a second integrated base transceiver station incorporated into a second remote unit, the second integrated base transceiver station operable to generate second local data signals, wherein the second integrated base transceiver station is connected with the integrated coverage area antenna and the integrated coverage area antenna is further operable to transmit and receive second local data signals within the integrated coverage area. ### Claim 10 (depends on 9) The communication system of claim 9, wherein the integrated base transceiver station and the second integrated base transceiver station are both connected via a backhaul connection to a principal communications systems core.