# US 9,882,287 B2 · Co-linear AM/FM and DSRC antenna > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 9,882,287 B2 - Document ID: US9882287B2 - Status: Granted - Kind: B2 - Application number: 14/699,541 - Filed: 2015-04-29 - Published: 2015-11-05 - Granted: 2018-01-30 - Earliest claimed: 2014-05-02 - Assignees: GM Global Technology Operations LLC - Applicants: GM Global Technology Operations LLC - Inventors: Timothy J. Talty; Donald K. Grimm; Duane S. Carper - Web page: https://patentgrep.com/patent/US9882287B2 ## CPC - H01Q 21/28: Combinations of substantially independent non-interacting antenna units or systems {(multiple beam H01Q25/00)} - H01Q 1/3275: {mounted on a horizontal surface of the vehicle, e.g. on roof, hood, trunk} - H01Q 9/32: Vertical arrangement of element (H01Q9/40 takes precedence) - H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72) ## Abstract An antenna assembly for a vehicle that includes an AM/FM mast antenna element for AM/FM signals and a WiFi or DSRC antenna element positioned at a tip of the mast, where the antenna assembly is mounted to a vehicle roof and where the WiFi or DSRC antenna element extends above a roof line of the vehicle. ## Claims ### Claim 1 An antenna assembly operable to be mounted to a structure, said antenna assembly comprising: a base portion configured to be mounted adjacent to the structure, said base portion including a plurality of antenna elements, said plurality of antenna elements including one or more of a cellular telephone antenna element, a satellite radio antenna element and a GPS antenna element; a mast including a lower end mounted to the base portion and an upper end opposite to the base portion, said mast including at least an AM/FM antenna element, where the AM/FM antenna element receives AM and FM radio signals, wherein the mast includes a first mast portion and a second mast portion, where the first mast portion includes the AM/FM antenna element and the second mast portion includes a digital audio broadcast (DAB) antenna element; and a tip portion coupled to the mast opposite to the base portion, said tip portion including a primary WiFi antenna element. ### Claim 2 (depends on 1) The antenna assembly according to claim 1 wherein the primary WiFi antenna element is a dedicated short range communications (DSRC) system antenna element. ### Claim 3 (depends on 1) The antenna assembly according to claim 1 wherein the primary WiFi antenna element is an IEEE 802.11 protocol antenna element. ### Claim 4 (depends on 3) The antenna assembly according to claim 3 wherein the primary WiFi antenna element is an IEEE 802.11p protocol antenna element. ### Claim 5 (depends on 1) The antenna assembly according to claim 1 wherein the primary WiFi antenna element is a coaxial sleeve antenna element. ### Claim 6 (depends on 1) The antenna assembly according to claim 1 further comprising a secondary WiFi antenna element. ### Claim 7 (depends on 6) The antenna assembly according to claim 6 wherein the secondary WiFi antenna element is a diversity antenna element. ### Claim 8 (depends on 6) The antenna assembly according to claim 6 wherein the secondary WiFi antenna element is provided in the base portion or the mast. ### Claim 9 (depends on 1) The antenna assembly according to claim 1 wherein the first mast portion is coupled to the base portion, the second mast portion is coupled to the first mast portion and the tip portion is coupled to the second mast portion. ### Claim 10 (depends on 1) The antenna assembly according to claim 1 wherein the second mast portion is coupled to the base portion, the first mast portion is coupled to the second mast portion and the tip portion is coupled to the first mast portion. ### Claim 11 (depends on 1) The antenna assembly according to claim 1 wherein the structure is a vehicle structure. ### Claim 12 (depends on 11) The antenna assembly according to claim 11 wherein the structure is a vehicle roof panel. ### Claim 13 (depends on 12) The antenna assembly according to claim 12 wherein the antenna assembly is angled relative to the roof panel. ### Claim 14 An antenna assembly operable to be mounted to a roof panel of a vehicle, said antenna assembly comprising: a base portion configured to be mounted adjacent to the roof panel, wherein the base portion includes a plurality of antenna elements, said plurality of antenna elements including one or more of a cellular telephone antenna element, a satellite radio antenna element, a GPS antenna element and a diversity antenna element; a mast including a lower end mounted to the base portion and an upper end opposite to the base portion, said mast including at least an AM and FM antenna element; and a tip portion coupled to the mast opposite to the base portion, said tip portion including a dedicated short range communications (DSRC) system antenna element. ### Claim 15 An antenna assembly comprising: a base portion configured to be mounted adjacent to a roof panel, said base portion including a plurality of antenna elements, said plurality of antenna elements including one or more of a cellular telephone antenna element, a satellite radio antenna element and a GPS antenna element; a mast including a lower end mounted to the base portion and an upper end opposite to the base portion, said mast including a first mast portion having an AM and FM antenna element and a second mast portion having a digital audio broadcast (DAB) antenna element; and a tip portion coupled to the mast opposite to the base portion, said tip portion including a primary dedicated short range communications (DSRC) system antenna element. ### Claim 16 (depends on 15) The antenna assembly according to claim 15 further comprising a secondary or diversity antenna element.