# US 12,015,189 B2 · In-glass high performance antenna > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,015,189 B2 - Document ID: US12015189B2 - Status: Granted - Kind: B2 - Application number: 17/987,116 - Filed: 2022-11-15 - Published: 2023-06-15 - Granted: 2024-06-18 - Earliest claimed: 2017-11-28 - Assignees: Taoglas Group Holdings Limited - Applicants: Taoglas Group Holdings Limited - Inventors: Vladimir Furlan - Web page: https://patentgrep.com/patent/US12015189B2 ## CPC - H01Q 1/1271: {for mounting on windscreens} - H01P 3/085: {Triplate lines} - H01P 5/1007: {Microstrip transitions to Slotline or finline} - H01Q 1/12: Supports; Mounting means - H01Q 1/2283: {mounted in or on the surface of a semiconductor substrate as a chip-type antenna or integrated with other components into an IC package} - H01Q 1/243: {with built-in antennas} - H01Q 1/3233: {particular used as part of a sensor or in a security system, e.g. for automotive radar, navigation systems} - H01Q 1/48: Earthing means; Earth screens; Counterpoises - H01Q 1/52: Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure (absorbing means H01Q17/00) - H01Q 1/526: {Electromagnetic shields} - H01Q 9/285: {Planar dipole (H01Q9/065 takes precedence; patch antenna H01Q9/0407)} - H01Q 13/085: {Slot-line radiating ends} - H01Q 13/10: Resonant slot antennas - H01Q 21/26: Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre - H01Q 21/28: Combinations of substantially independent non-interacting antenna units or systems {(multiple beam H01Q25/00)} - H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72) - H01P: WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE (operating at optical frequencies G02B) ## Abstract Disclosed is an antenna including a radiating element, a co-planar ground plane element and a transmission line extending across at least a portion of the radiating element and the ground plane element. The transmission line includes a dielectric layer. The dielectric layer has a portion of a first major surface adjacent to the ground plane and a second major surface opposite and separated from the first surface. A shield is formed on the second major surface. At least one via extends through the dielectric layer to connect the shield to the ground plane. A feed line extends longitudinally through the dielectric layer from a feed point at a proximal end of the transmission line towards a distal end of the transmission line, the feed line being shielded along a portion of its length extending across the ground plane element by the shield with the distal end of the transmission line lying in register with the radiating element and coupling the feed line to the radiating element. ## Claims ### Claim 1 An antenna comprising: a radiating element; a ground plane; and a transmission line that is coupled with both the radiating element and the ground plane, the transmission line comprising: a dielectric layer, the dielectric layer having a portion of a first surface adjacent to the ground plane and a second major surface opposite and separated from the first surface; a shield formed on the second major surface; a via extending through the dielectric layer to connect the shield to the ground plane; a feed line extending through the dielectric layer from a feed point at a first end of the transmission line towards a second end of the transmission line, at least a portion of the feed line being disposed between the shield and the ground plane. ### Claim 2 (depends on 1) The antenna according to claim 1, wherein the radiating element and the ground plane collectively define a slot that is disposed between the radiating element and the ground plane. ### Claim 3 (depends on 2) The antenna according to claim 2, wherein the radiating element and the ground plane further define an aperture and a tapered channel with the slot being disposed between the aperture and the tapered channel. ### Claim 4 (depends on 3) The antenna according to claim 3, wherein an outer perimeter of the radiating element and the ground plane comprises a rectangle. ### Claim 5 (depends on 2) The antenna according to claim 2, wherein the transmission line is disposed on both sides of the slot. ### Claim 6 (depends on 2) The antenna according to claim 2, wherein the radiating element is connected with the feed line through use of a conductive via. ### Claim 7 (depends on 1) The antenna according to claim 1, wherein the dielectric layer comprises a flexible material. ### Claim 8 (depends on 1) The antenna according to claim 1, wherein the antenna is an antenna selected from the group consisting of: a Global Navigation Satellite System (GNSS) antenna, an LTE antenna, a 5G antenna, a DSRC antenna, a Bluetooth antenna and a Wi-Fi antenna. ### Claim 9 (depends on 1) The antenna according to claim 1, wherein the second end of the transmission line is spaced apart from and electromagnetically coupled to the radiating element. ### Claim 10 (depends on 1) The antenna according to claim 1, wherein the second end of the feed line is connected to the radiating element through a via. ### Claim 11 (depends on 1) The antenna according to claim 1, wherein the feed line comprises any one or more of: a stripline, a microstrip, a co-planar waveguide and a co-planer waveguide with ground. ### Claim 12 (depends on 1) The antenna according to claim 1, wherein the second end of the transmission line is supported by at least a portion of the dielectric layer. ### Claim 13 (depends on 1) The antenna according to claim 1, wherein the radiating element and the ground plane element are formed of a metallic material comprising copper, aluminum, gold, or silver. ### Claim 14 (depends on 1) The antenna according to claim 1 comprising a pair of vias straddling the feed line. ### Claim 15 (depends on 14) The antenna according to claim 14 comprising a plurality of pairs of vias distributed along the length of the feed line. ### Claim 16 A window panel having an antenna comprising: a first glass layer and a second glass layer; the antenna comprising a radiating element, a ground plane, and a transmission line, the transmission line comprising a dielectric layer, the dielectric layer having a portion of a first surface adjacent to the ground plane and a second major surface opposite and separated from the first surface, a via extending through the dielectric layer to connect a shield to the ground plane, a feed line extending through the dielectric layer from a feed point at a first end of the transmission line towards a second end of the transmission line, the feed line being shielded along a portion of a length of the feed line that extends across the ground plane by the shield; wherein the antenna is incorporated between the first glass layer and the second glass layer with the transmission line extending from between the first glass layer and the second glass layer for connecting the antenna to a communications module. ### Claim 17 (depends on 16) A window panel according to claim 16, wherein the antenna is disposed on an upper portion of the window panel, the upper portion being disposed adjacent a roof of an automobile when the window panel is disposed thereon. ### Claim 18 (depends on 17) A window panel according to claim 17, wherein the antenna is disposed off-center from a centerline of the window panel. ### Claim 19 (depends on 16) A window panel according to claim 16, wherein the antenna is disposed on a lower portion of the window panel, the lower portion being disposed adjacent a hood of an automobile when the window panel is disposed thereon. ### Claim 20 (depends on 19) A window panel according to claim 19, wherein the antenna is pre-fabricated on a common substrate.