# US 9,520,650 B2 · Combination LTE and WiGig antenna > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 9,520,650 B2 - Document ID: US9520650B2 - Status: Granted - Kind: B2 - Application number: 14/230,316 - Filed: 2014-03-31 - Published: 2015-10-01 - Granted: 2016-12-13 - Earliest claimed: 2014-03-31 - Assignees: Intel Corporation - Applicants: Intel Corporation - Inventors: Songnan Yang; Helen K. Pan; Manish A. Hiranandanl; Fan (Cherry) Xia; Ulun Karacaoglu - Web page: https://patentgrep.com/patent/US9520650B2 ## CPC - H01Q 9/40: Element having extended radiating surface - H01Q 5/378: Combination of fed elements with parasitic elements - H01Q 5/40: Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements - H01Q 21/00: Antenna arrays or systems (arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system H01Q3/00) - H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72) ## Abstract A combined antenna device includes a coupled feed antenna including a first grounded coupling element and a millimeter wave phased array antenna having a ground plane structure including a portion of the first grounded coupling element. ## Claims ### Claim 1 A combined antenna device, comprising: a coupled feed antenna comprising a primary radiator element and a first grounded coupling element; and a millimeter wave phased array antenna comprising a ground plane structure comprising a portion of the first grounded coupling element and a plurality of antenna elements on a substrate overlying the ground plane structure. ### Claim 2 (depends on 1) The combined antenna device of claim 1, wherein the first grounded coupling element is spatially positioned with respect to a first portion of the primary radiator element, and configured to form a first capacitive coupling thereto that creates a first parasitic resonance that extends a low band bandwidth of the primary radiator element. ### Claim 3 (depends on 2) The combined antenna device of claim 2, wherein the coupled feed antenna further comprises: a ground element; and a first ground trace extending between the ground element and the first grounded coupling element, wherein the first ground trace has a geometry that defines a first inductance that, with the first capacitive coupling, defines the first parasitic resonance thereof. ### Claim 4 (depends on 2) The combined antenna device of claim 2, wherein the coupled feed antenna further comprises a second grounded coupling element spatially positioned with respect to a second portion of the primary radiator element, and configured to form a second capacitive coupling thereto that creates a second parasitic resonance that extends a high band bandwidth of the primary radiator element. ### Claim 5 (depends on 4) The combined antenna device of claim 4, wherein the coupled feed antenna further comprises: a ground element; and a second ground trace extending between the ground element and the second grounded coupling element, wherein the second ground trace has a geometry that defies a second inductance that, with the second capacitive coupling, defies the second parasitic resonance thereof. ### Claim 6 (depends on 1) The combined antenna device of claim 1, wherein the millimeter wave phased array antenna further comprises a shield structure covering the array of antenna elements. ### Claim 7 (depends on 1) The combined antenna device of claim 1, wherein the ground plane structure of the millimeter wave array antenna further comprises a port configured to receive a connector for coupling the ground plane structure to a ground potential. ### Claim 8 (depends on 1) The combined antenna device of claim 1, further comprising a conductor connected to the port of the ground plane structure and extending along, and electrically contacting, an entirety of the first ground trace between the ground element and the ground plane structure. ### Claim 9 A combined antenna device, comprising: a coupled feed antenna, comprising: a primary radiator element; a first grounded coupling element having a ground plane structure forming a portion thereof; and a second grounded coupling element; and a millimeter wave phased array antenna comprising: the ground plane structure; and a plurality of antenna elements on a substrate overlying the ground plane structure. ### Claim 10 (depends on 9) The combined antenna device of claim 9, wherein the first grounded coupling element is spatially positioned with respect to a first portion of the primary radiator element and is configured to form a first capacitive coupling therewith. ### Claim 11 (depends on 10) The combined antenna device of claim 10, further comprising: a ground element; and a first ground trace extending between the ground element and the first grounded coupling element, wherein the first ground trace comprises a geometry that defines a first inductance, wherein the first capacitive coupling and the first inductance define a first parasitic resonance that extends a low band bandwidth of the coupled feed antenna. ### Claim 12 (depends on 11) The combined antenna device of claim 11, wherein the second grounded coupling element is spatially positioned with respect to a second portion of the primary radiator element and is configured to form a second capacitive coupling therewith, further comprising: a second ground trace extending between the ground element and the second grounded coupling element, wherein the second ground trace comprises a geometry that defies a second inductance, wherein the second capacitive coupling and the second inductance define a second parasitic resonance that extends a high band bandwidth of the coupled feed antenna. ### Claim 13 (depends on 11) The combined antenna device of claim 11, wherein the ground plane structure of the millimeter wave phased array antenna comprises a port configured to receive a connector for coupling the ground plane structure to a ground potential, and further comprising a conductor connected to the port of the ground plane structure and extending along, and electrically contacting, an entirety of the first ground trace between the ground element and the ground plane structure. ### Claim 14 A method of constructing a combined antenna device, comprising: forming a coupled feed antenna comprising a primary radiator element and at least a first grounded coupling element; and forming a millimeter wave phased array antenna having a ground plane structure that comprises a portion of the first grounded coupling element and a plurality of antenna elements on a substrate overlying the ground plane structure. ### Claim 15 (depends on 14) The method of claim 14, wherein forming the coupled feed antenna further comprises: forming a ground element; and forming a first ground trace extending between the ground element and the first grounded coupling element, wherein the first ground trace comprises a geometry that defines a first inductance, wherein the first grounded coupling element is spatially positioned with respect to the primary radiator element to define a first capacitive coupling therewith, and wherein the first inductance and the first capacitive coupling define a first parasitic resonance that extends a low band bandwidth of the coupled feed antenna. ### Claim 16 (depends on 15) The method of claim 15, wherein the ground plane structure comprises a port configured to receive a connector for coupling the ground plane structure to a ground potential, the method further comprising forming a conductor connected to the port and extending along and electrically contacting an entirety of the first ground trace between the ground element and the ground plane structure.