# US 12,015,187 B2 · Glazing unit with antenna unit > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,015,187 B2 - Document ID: US12015187B2 - Status: Granted - Kind: B2 - Application number: 17/426,506 - Filed: 2020-01-31 - Published: 2022-04-14 - Granted: 2024-06-18 - Earliest claimed: 2019-01-31 - Assignees: Agc Glass Europe; AGC Inc.; Agc Flat Glass North America, Inc.; Agc Vidros Do Brasil Ltda - Applicants: Agc Glass Europe; Agc Inc.; Agc Flat Glass North America, Inc.; Agc Vidros Do Brasil Ltda - Inventors: Mohsen Yousefbeiki; Xavier Radu; Michaël Demeyere; Dan Lis; Marco Zaccaria - Web page: https://patentgrep.com/patent/US12015187B2 ## CPC - H01Q 1/1271: {for mounting on windscreens} - H01Q 1/002: {Protection against seismic waves, thermal radiation or other disturbances, e.g. nuclear explosion; Arrangements for improving the power handling capability of an antenna} - H01Q 1/007: {specially adapted for indoor communication} - H01Q 1/02: Arrangements for de-icing; Arrangements for drying-out {; Arrangements for cooling; Arrangements for preventing corrosion} - H01Q 1/40: Radiating elements coated with or embedded in protective material - H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72) ## Abstract A glazing unit comprising at least a glass panel and an antenna unit. The antenna unit includes an antenna a fixing means for fixing the antenna to the glass panel so that a space S through which air can flow is formed between the glass panel and the antenna with a light transmission of at least 30%, preferably at least 50% and more preferably at least 65%. ## Claims ### Claim 1 A glazing unit, extending along a plane, P, defined by a longitudinal axis, X, and a vertical axis, Z; having a width, W, measured along the longitudinal axis, X, and a length, L, measured along the vertical axis Z, comprising: a glass panel having two major surfaces extending along a plane, P, the two major surfaces being an outer surface and an inner surface, and an antenna unit, wherein the antenna unit comprises: an antenna and, at least one fixing means for fixing the antenna to the glass panel so that a space through which air can flow is formed between the glass panel and the antenna, with a light transmission in a visible spectrum of at least 30%, and wherein the at least one fixing means comprises: a first bonding element with a light transmission in the visible spectrum of at least 30%, a second bonding element with a light transmission in the visible spectrum of at least 30%, and a structural element with a light transmission in the visible spectrum of at least 30%, placed between the first and the second bonding elements. ### Claim 2 (depends on 1) The glazing unit according to claim 1, wherein the antenna unit comprises two fixing means. ### Claim 3 (depends on 1) The glazing unit according to claim 1, wherein the antenna unit comprises four fixing means. ### Claim 4 (depends on 3) The glazing unit according to claim 3, wherein the antenna is planar-like antenna. ### Claim 5 (depends on 4) The glazing unit according to claim 4, wherein the antenna comprises a glass element placed in front of the glass panel. ### Claim 6 (depends on 4) The glazing unit according to claim 4, wherein the light transmission in the visible spectrum of the at least one fixing means is at least 50%. ### Claim 7 (depends on 4) The glazing unit according to claim 4, wherein the light transmission in the visible spectrum of the at least one fixing means is at least 65%. ### Claim 8 (depends on 3) The glazing unit according to claim 3, wherein the first and second bonding elements are made of the same transparent material. ### Claim 9 (depends on 1) The glazing unit according to claim 1, wherein the structural element of the at least one fixing means is a glass element. ### Claim 10 (depends on 5) The glazing unit according to claim 5, wherein the glass element is a soda-lime glass. ### Claim 11 (depends on 9) The glazing unit according to claim 9, wherein the glass element comprises a low-iron soda-lime glass. ### Claim 12 (depends on 1) The glazing unit according to claim 1, wherein the structural element of the at least one fixing means is a transparent polymer which is rigid at ambient temperature. ### Claim 13 (depends on 12) The glazing unit according to claim 12, wherein the transparent polymer is a polymethyl methacrylate. ### Claim 14 (depends on 1) The glazing unit according to claim 1, wherein a surface of the at least one fixing means comprises a coating system. ### Claim 15 (depends on 1) The glazing unit according to claim 1, wherein at least one of the first bonding element and the second bonding element is an adhesive. ### Claim 16 (depends on 1) The glazing unit according to claim 1, wherein the glass panel is at least partially covered by a coating system. ### Claim 17 (depends on 16) The glazing unit according to claim 16, wherein the coating system has an opening in front of the antenna unit. ### Claim 18 (depends on 1) The glazing unit according to claim 1, wherein the light transmission in the visible spectrum of the first bonding element, the second bonding element, and the structural element is at least 50%. ### Claim 19 (depends on 1) The glazing unit according to claim 1, wherein the light transmission in the visible spectrum of the first bonding element, the second bonding element, and the structural element is at least 65%. ### Claim 20 (depends on 1) The glazing unit according to claim 1, wherein a thickness of the structural element along a direction perpendicular to both the longitudinal axis X and the vertical axis Z is at least five times thicker than a thickness of the first bonding element along the direction perpendicular to both the longitudinal axis X and the vertical axis Z, and the thickness of the structural element along the direction perpendicular to both the longitudinal axis X and the vertical axis Z is at least five times thicker than a thickness of the second bonding element along the direction perpendicular to both the longitudinal axis X and the vertical axis Z, and wherein a first end of the first bonding element in the direction perpendicular to both the longitudinal axis X and the vertical axis abuts the antenna, a second end of the first bonding element in the direction perpendicular to both the longitudinal axis X and the vertical axis Z is connected to a first end of the structural element in the direction perpendicular to both the longitudinal axis X and the vertical axis Z, a first end of the second bonding element in the direction perpendicular to both the longitudinal axis X and the vertical axis Z in connected to a second end of the structural element in the direction perpendicular to both the longitudinal axis X and the vertical axis Z, and a second end of the second bonding element in the direction perpendicular to both the longitudinal axis X and the vertical axis Z abuts the inner surface of the glass panel.