# US 12,003,044 B1 · Antenna array for use in mobile devices > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,003,044 B1 - Document ID: US12003044B1 - Status: Granted - Kind: B1 - Application number: 18/513,626 - Filed: 2023-11-19 - Granted: 2024-06-04 - Earliest claimed: 2020-02-28 - Applicants: Micro Mobio Corporation - Inventors: Guan-Wu Wang; Terng-Jie Lin; Yi-Hung Chen; Wen-Chung Liu; Weiping Wang - Web page: https://patentgrep.com/patent/US12003044B1 ## CPC - H01Q 1/243: {with built-in antennas} - H01Q 9/0414: {in a stacked or folded configuration} - H01Q 1/38: formed by a conductive layer on an insulating support {(patch antennas H01Q9/0407; microstrip dipole antennas H01Q9/065; microstrip slot antennas H01Q13/106; transmission line microstrip antennas H01Q13/206; manufacturing reflecting surfaces using insulating material for supporting the reflecting surface H01Q15/142)} - H01Q 1/48: Earthing means; Earth screens; Counterpoises - H01Q 5/10: Resonant antennas - H01Q 5/335: at the feed, e.g. for impedance matching - H01Q 9/045: {with particular feeding means (for circular polarisation H01Q9/0428)} - H01Q 9/065: {Microstrip dipole antennas (patch antenna H01Q9/0407)} - H01Q 19/30: the primary active element being centre-fed and substantially straight, e.g. Yagi antenna - H01Q 21/06: Arrays of individually energised antenna units similarly polarised and spaced apart - H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72) ## Abstract An antenna element comprises one or more directors, a resonator, and a three dimensional ground assembly. Parts of the antenna element are arranged on three metal layers. A top layer has an unconnected metal bar which forms a beam director, a resonator and a top part of the ground assembly. The resonator is an integral piece substantially in the form of a loop connected to a feed line and a feed line terminal ending. The feed line terminal ending serves as the ground plane for the feed line as well as providing impedance matching from the external transceiver circuit to the resonator. The ground assembly includes a top layer ground connected to a plurality of metallized half cylindrical hole channels (or metallized via holes) which connect to a ground terminal in a bottom layer. ## Claims ### Claim 1 A mobile communication device with an antenna array capable of transmitting and receiving radio frequency (RF) signals having a plurality of antenna elements, each comprising: an isolated director capable of directing wireless radio frequency (RF) signals for a resonator; the resonator formed in a substantially looped configuration with a feedline and which is capable of transmitting the RF signals; a ground assembly comprising a plurality of channels on a back side and a plurality of lines connecting a top metal ground plate and a bottom metal ground plate allowing the ground assembly to be accessible from a top side, a bottom side and a back side of the antenna element, wherein the ground assembly has a middle ground plate connected to the top and bottom ground plates through the plurality of channels and the plurality of lines; and a dielectric material located between the director, the resonator, the top metal ground plate, and the bottom metal ground plate. ### Claim 2 (depends on 1) The mobile communication device of claim 1, wherein the director and resonator are located on a first layer. ### Claim 3 (depends on 1) The mobile communication device of claim 1, wherein the antenna element is capable of being soldered on a bottom side to a printed circuit board. ### Claim 4 (depends on 1) The mobile communication device of claim 1, wherein the director and resonator are in the middle layer of the dielectric material. ### Claim 5 (depends on 1) The mobile communication device of claim 1, wherein the RF signals are in the range of approximately 0.6 GigaHertz (GHz) to approximately 30 GHz range. ### Claim 6 (depends on 1) The mobile communication device of claim 1, wherein the RF signals are in the range of approximately 0.6 GigaHertz (GHz) to approximately 300 GHz. ### Claim 7 (depends on 1) The mobile communication device of claim 1, wherein the antenna elements are capable of receiving radio frequency (RF) signals. ### Claim 8 A mobile communication device with an antenna array having a plurality of antenna elements capable of forming one or more signal beams to transmit radio frequency (RF) signals wherein each of the antenna elements comprises: a top layer having a solder pad connected to a top metal ground plate of a ground assembly; the ground assembly comprising a plurality of channels on a back side and a plurality of lines connecting the top metal ground plate and a bottom metal ground plate allowing the ground assembly to be accessible from a top side, a bottom side and a back side of the antenna element, wherein the ground assembly has a middle ground plate connected to the top and bottom metal ground plates through the plurality of channels and the plurality of lines; and a dielectric material located between a resonator, the top metal ground plate, and the bottom metal ground plate. ### Claim 9 (depends on 8) The mobile communication device of claim 8, wherein the solder pad is integrally formed with the top metal ground plate. ### Claim 10 (depends on 8) The mobile communication device of claim 8, wherein the antenna elements are capable of receiving radio frequency (RF) signals. ### Claim 11 A mobile communication device with an antenna array capable of transmitting and receiving radio frequency (RF) signals having a plurality of antenna elements comprising: first and second isolated directors capable of directing wireless radio frequency (RF) signals for first and second resonators; wherein the first and second resonators are formed in substantially looped configurations with a feed line and a terminal end and which are capable of transmitting and receiving RF signals at a first and second frequency bands; a ground assembly having a middle ground plate located between the first and second resonators, wherein the ground assembly has a plurality of channels on a back side and a plurality of lines connecting a top, the middle and a bottom metal ground plate; and a dielectric material located between the directors, the resonators, the top metal ground plate, middle ground plate and the bottom metal ground plate. ### Claim 12 (depends on 11) The mobile communication device of claim 11, wherein the first and second isolated directors and first and second resonators are located on top and bottom layers of the antenna elements. ### Claim 13 (depends on 11) The mobile communication device of claim 11, wherein the RF signals are in the range of approximately 0.6 GigaHertz (GHz) to approximately 30 GHz range. ### Claim 14 (depends on 11) The mobile communication device of claim 11, wherein the RF signals are in the range of approximately 0.6 GigaHertz (GHz) to approximately 300 GHz. ### Claim 15 (depends on 11) The mobile communication device of claim 11, wherein the antenna elements are capable of receiving radio frequency (RF) signals.