# US 12,689,403 B2 · Sixty gigahertz wireless communication system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,689,403 B2 - Document ID: US12689403B2 - Status: Granted - Kind: B2 - Application number: 19/388,494 - Filed: 2025-11-13 - Published: 2026-03-12 - Granted: 2026-07-21 - Earliest claimed: 2024-07-18 - Assignees: Tensorcom, Inc. - Applicants: Tensorcom, LLC - Inventors: Patrick Soon-Shiong; Zaw Soe - Web page: https://patentgrep.com/patent/US12689403B2 ## CPC - H04B 1/40: Circuits - H01Q 21/06: Arrays of individually energised antenna units similarly polarised and spaced apart - H04B 7/0617: {for beam forming} - H04W 74/0816: with collision avoidance - H04B: TRANSMISSION - H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72) - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract An example communication system includes a distributed unit of a fronthaul communication system architecture, wherein the distributed unit is in communication with a core network of the communication system, a radio unit of the fronthaul communication system architecture, wherein the radio unit is electrically coupled with at least one cellular antenna, and the radio unit is configured to transmit and receive wireless cellular signals, and a wireless communication link between the distributed unit and the radio unit. The wireless communication link includes a first system-on-chip (SoC) device electrically coupled with the radio unit, and a second SoC device electrically coupled with the distributed unit, wherein the first SoC device and the second SoC device are configured to wirelessly transmit communication signals between the radio unit and the distributed unit at a frequency of at least sixty Gigahertz. ## Claims ### Claim 1 A communication system comprising: a distributed unit of a fronthaul communication system architecture, wherein the distributed unit is in communication with a core network of the communication system; a radio unit of the fronthaul communication system architecture, wherein the radio unit is electrically coupled with at least one cellular antenna, and the radio unit is configured to transmit and receive wireless cellular signals; and a wireless communication link between the distributed unit and the radio unit, wherein the wireless communication link includes: a first system-on-chip (SoC) device; a first field-programmable gate array (FPGA) electrically coupled between the radio unit and the first SoC device; a second SoC device; a second FPGA electrically coupled between the distributed unit and the second SoC device, wherein the first SoC device and the second SoC device are configured to wirelessly transmit communication signals between the radio unit and the distributed unit, and the second SoC device includes a peripheral component interconnect express (PCIe) interface; first and second beamforming chips electrically coupled with the first SoC device; and third and fourth beamforming chips electrically coupled with the second SoC device, wherein the first and second beamforming chips are configured to wireless transmit communication signals with the first and second beamforming chips. ### Claim 2 (depends on 1) The communication system of claim 1, wherein the first SoC device and the second SoC device are configured to wirelessly transmit communication signals between the radio unit and the distributed unit at a frequency of at least sixty Gigahertz. ### Claim 3 (depends on 1) The communication system of claim 1, wherein the second FPGA is a backhaul enhanced common public radio interface (eCPRI) FPGA. ### Claim 4 (depends on 1) The communication system of claim 1, wherein the second SoC device is configured to receive enhanced common public radio interface (eCPRI) Radio over Ethernet (RoE) data from a backhaul eCPRI field-programmable gate array (FPGA). ### Claim 5 (depends on 1) The communication system of claim 1, wherein the wireless communication link includes an antenna array configured to transmit signals using beamforming, and the antenna array includes the first, second, third and fourth beamforming chips. ### Claim 6 (depends on 5) The communication system of claim 5, wherein the antenna array includes at least eight antenna elements. ### Claim 7 (depends on 5) The communication system of claim 5, wherein the antenna array is configured to operate according to a multiple input, multiple output communication arrangement. ### Claim 8 (depends on 5) The communication system of claim 5, wherein the antenna array is configured to transmit signals between the radio unit and the distributed unit according to at least one of an IEEE 802.11ay communication protocol or an IEEE 802.11ad communication protocol. ### Claim 9 (depends on 1) The communication system of claim 1, wherein the wireless communication link is configured to transmit signals between the radio unit and the distributed unit with a latency of less than fifty microseconds. ### Claim 10 (depends on 1) The communication system of claim 1, wherein the wireless communication link is configured to transmit data at a rate of at least 25 Gbps. ### Claim 11 (depends on 1) The communication system of claim 1, wherein the radio unit is configured to transmit and receive 5G cellular network signals. ### Claim 12 (depends on 1) The communication system of claim 1, wherein the distributed unit is not connected with the radio unit via a physical wire connection. ### Claim 13 (depends on 1) The communication system of claim 1, further comprising at least one fiber cable coupled between the distributed unit and the core network to transmit communication signals between the distributed unit and the core network. ### Claim 14 (depends on 1) The communication system of claim 1, wherein the wireless communication link is configured to transmit signals between the radio unit and the distributed unit using time-division multiple access (TDMA) and carrier sense multiple access collisional avoidance (CSMA/CD) communication protocols. ### Claim 15 (depends on 1) The communication system of claim 1, wherein the wireless communication link is configured to transmit signals between the radio unit and the distributed unit at a distance of at least one kilometer. ### Claim 16 (depends on 1) The communication system of claim 1, wherein: the first SoC device is electrically coupled with the radio unit via a first enhanced common public radio interface (eCPRI); and the first SoC device is electrically coupled with the distributed unit via a second eCPRI. ### Claim 17 (depends on 1) The communication system of claim 1, further comprising: a third SoC device electrically coupled with the radio unit; and a fourth SoC device electrically coupled with the distributed unit, wherein the third SoC device and the fourth SoC device are configured to wirelessly transmit communication signals between the radio unit and the distributed unit at a frequency of at least sixty Gigahertz. ### Claim 18 (depends on 1) The communication system of claim 1, wherein: the first SoC device is electrically connected with four beamforming integrated circuits including the first and second beamforming chips; and the second SoC device is electrically connected with four beamforming integrated circuits including the third and fourth beamforming chips. ### Claim 19 A method of operating a communication system including a distributed unit of a fronthaul communication system architecture, and a radio unit of the fronthaul communication system architecture, wherein the radio unit electrically is coupled with at least one cellular antenna, the method comprising: receiving, by the radio unit, wireless cellular signals via the at least one cellular antenna; wirelessly transmitting, via a first system-on-chip (SoC) device, a communication signal at a frequency of at least sixty Gigahertz, wherein a first field-programmable gate array (FPGA) is electrically coupled between the radio unit and the first SoC device; and receiving, by a second SoC device electrically, the communication signal transmitted by the first SoC device, wherein, a second FPGA is electrically coupled between the distributed unit and the second SoC device, the second SoC device includes a peripheral component interconnect express (PCIe) interface, first and second beamforming chips are electrically coupled with the first SoC device, third and fourth beamforming chips are electrically coupled with the second SoC device, and the first and second beamforming chips are configured to wireless transmit communication signals with the first and second beamforming chips. ### Claim 20 (depends on 19) The method of claim 19, wherein the communication signal is a first communication signal, and the method further comprises: wirelessly transmitting, via the second SoC device, a second communication signal at a frequency of at least sixty Gigahertz; and receiving, by the first SoC device, the second communication signal transmitted by the second SoC device.