# US 12,003,022 B2 · Screwable vehicle antenna > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,003,022 B2 - Document ID: US12003022B2 - Status: Granted - Kind: B2 - Application number: 17/766,554 - Filed: 2020-10-30 - Published: 2024-03-28 - Granted: 2024-06-04 - Earliest claimed: 2019-11-15 - Assignees: Bayerische Motoren Werke Aktiengesellschaft - Applicants: Bayerische Motoren Werke Aktiengesellschaft - Inventors: Christian Arendt; Guenter Rohr - Web page: https://patentgrep.com/patent/US12003022B2 ## CPC - H01Q 1/3291: {mounted in or on other locations inside the vehicle or vehicle body} - H01Q 1/36: Structural form of radiating elements, e.g. cone, spiral, umbrella; {Particular materials used therewith}(H01Q1/08, H01Q1/14 take precedence) - H01Q 1/44: using equipment having another main function to serve additionally as an antenna {, e.g. means for giving an antenna an aesthetic aspect}(H01Q1/27 - H01Q1/34 take precedence) - H01Q 9/30: with feed to end of elongated active element, e.g. unipole (H01Q9/44 takes precedence) - H01Q 15/14: Reflecting surfaces; Equivalent structures {(electromagnetic shields H01Q1/526)} - H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72) ## Abstract A screwable vehicle antenna has a threaded part and a head part, which adjoins an end region of the threaded part. The threaded part and the head part both are made of electrically non-conductive material. At least one antenna radiator is arranged at least within part of the head part. A metal disk made of electrically conductive material is arranged on the head part and is used as a reflector or a ground plane. An HF electrical connector is provided, which is arranged on and fastened to a region of the head part remote from the threaded part, and the antenna radiator can be electrically connected to a plug of the HF electrical connector. ## Claims ### Claim 1 A screwable vehicle antenna, comprising: a threaded part and a head part, which head part adjoins an end region of the threaded part, the threaded part and the head part both being formed from electrically non-conductive material; at least one antenna radiating element, which is arranged at least within part of the head part; a metal disk composed of electrically conductive material, which is arranged on the head part and is used as a reflector or a ground plane; and an RF plug-in connector, which is arranged on and fastened to a region of the head part situated opposite the threaded part, wherein the antenna radiating element is electrically connectable to a plug of the RF plug-in connector. ### Claim 2 (depends on 1) The screwable vehicle antenna according to claim 1, wherein the metal disk rests on the end region of the head part on which the threaded part is arranged. ### Claim 3 (depends on 1) The screwable vehicle antenna according to claim 1, wherein the metal disk is arranged at least partially within the head part. ### Claim 4 (depends on 1) The screwable vehicle antenna according to claim 1, wherein a mounting sleeve is formed around the head part, or the head part is formed in a prescribed shape. ### Claim 5 (depends on 1) The screwable vehicle antenna according to claim 1, wherein the thread is a self-tapping thread. ### Claim 6 (depends on 1) The screwable vehicle antenna according to claim 1, wherein the thread is a non-self-tapping thread. ### Claim 7 (depends on 1) The screwable vehicle antenna according to claim 1, wherein the antenna radiating element provides V2X communication or near-field communication. ### Claim 8 (depends on 7) The screwable vehicle antenna according to claim 7, wherein the communication is Bluetooth or WLAN. ### Claim 9 (depends on 1) The screwable vehicle antenna according to claim 1, wherein the antenna is arranged in an interior of a vehicle. ### Claim 10 (depends on 1) The screwable vehicle antenna according to claim 1, wherein the antenna is arranged outside the vehicle. ### Claim 11 (depends on 1) The screwable vehicle antenna according to claim 1, wherein the antenna is used to connect two electrically non-conductive components to one another. ### Claim 12 (depends on 1) The screwable vehicle antenna according to claim 1, further comprising: a PCB arranged between the antenna radiating element and the RF plug-in connector, wherein the PCB is provided with elements comprising an amplifier circuit or a matching network. ### Claim 13 (depends on 12) The screwable vehicle antenna according to claim 12, wherein an amplifier is provided, which is supplied with electrical power by a phantom power feed via a coaxial cable fastened to the plug.