US 12,187,082 B2
Tire with built-in antenna
Jun Takeuchi, Musashino (JP); Shoji Mochizuki, Musashino (JP); and Masayuki Tsuda, Musashino (JP)
Assigned to Nippon Telegraph and Telephone Corporation, Tokyo (JP)
Appl. No. 17/913,261
Filed by Nippon Telegraph and Telephone Corporation, Tokyo (JP)
PCT Filed Apr. 20, 2020, PCT No. PCT/JP2020/017031
§ 371(c)(1), (2) Date Sep. 21, 2022,
PCT Pub. No. WO2021/214821, PCT Pub. Date Oct. 28, 2021.
Prior Publication US 2023/0150316 A1, May 18, 2023
Int. Cl. H01Q 1/22 (2006.01); B60C 23/04 (2006.01); H01Q 9/04 (2006.01)
CPC B60C 23/0452 (2013.01) [H01Q 1/2241 (2013.01); H01Q 9/0407 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A tire with a built-in antenna, comprising:
a radio wave transmissive resin filled in the tire; and
an antenna arranged in the radio wave transmissive resin, wherein
the antenna transmits a radar wave when an antenna surface of the tire facing a radiation surface of the antenna comes into contact with a ground surface.