Loop antenna attached to rear window of vehicle

Details Loop antenna attached to rear window of vehicle Loop antenna attached to rear window of vehicle

2006-11-28

2009-11-24

Chen, Shih-Chao (Department: 2821)

Communications: radio wave antennas

Antennas

With vehicle

C343S704000

Reexamination Certificate

active

07623080

ABSTRACT:
A loop antenna able to be mounted on the rear window of a vehicle provided with a defogger, that is, a loop antenna to be mounted on a rear window provided with a defogger having electrodes arranged in the vertical direction at the two ends and a plurality of electrical heating wires bridging the electrodes in the horizontal direction, wherein an antenna element forming a loop is made polygonal in shape, two power feed terminals of the loop antenna are provided at positions a predetermined distance away from the midpoint of the bottom of the antenna element, constituted by one side, in the vertical direction, a distance between the power feed terminals and bottom is formed smaller than the distance between adjoining electrical heating wires of the defogger, and the loop antenna is mounted on the rear window between the adjoining electrical heating wires. The polygonal shape may be a triangular shape.

REFERENCES:
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patent: 2005-101809 (2005-04-01), None
patent: 2005-102183 (2005-04-01), None
patent: 2005-151273 (2005-06-01), None
Patent Abstracts of Japan, Publication 08-162828, Published Jun. 21, 1996, in the name of Kakizawa, et al.
Patent Abstracts of Japan, Publication 2002-118406, Published Apr. 19, 2002, in the name of Tabata, et al.
Patent Abstracts of Japan, Publication 2005-101809, Published Apr. 14, 2005, in the name of Maekawa, et al.
Patent Abstracts of Japan, Publication 2005-102183, Published Apr. 14, 2005, in the name of Ogino, et al.
Patent Abstracts of Japan, Publication 2005-151273, Published Jun. 9, 2005, in the name of Tomiyama, et al.

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