On-board antenna

Communications: radio wave antennas – Antennas – With vehicle

Reexamination Certificate

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Details

C343S712000, C343S713000, C343S767000, C343S769000, C343S789000, C343S7000MS

Reexamination Certificate

active

07019699

ABSTRACT:
An on-board antenna including a radiation element provided on a dielectric substrate, and a grounding conductor surrounding a periphery of an outer edge portion of the radiation element at a position spaced away outwardly from the outer edge portion, wherein the radiation element has an inner cut-out portion so that the surface of the dielectric substrate to be exposed therethrough.

REFERENCES:
patent: 4682180 (1987-07-01), Gans
patent: 5568159 (1996-10-01), Pelton et al.
patent: 5621419 (1997-04-01), Meek et al.
patent: 5629712 (1997-05-01), Adrian et al.
patent: 5714961 (1998-02-01), Kot et al.
patent: 5905471 (1999-05-01), Biebl et al.
patent: 6097345 (2000-08-01), Walton
patent: 6188368 (2001-02-01), Koriyama et al.
patent: 6246377 (2001-06-01), Aiello et al.
patent: 6329950 (2001-12-01), Harrell et al.
patent: 6448935 (2002-09-01), Fuchs et al.
patent: 2001/0050651 (2001-12-01), Grangeat et al.
patent: 2004/0164916 (2004-08-01), Jecko et al.
patent: 2002-252520 (2002-09-01), None
patent: WO 96/10276 (1996-04-01), None
Wen-Shyang Chen et al., “Single-Feed Circularly Polarized Square-Ring Microstrip Antennas With A Slit”, Jun. 21, 1998 pp. 1360-1363.
Wen-Shyang Chen, et al., “Single-Feed Circularly Polarized Square-Ring Microstrip Antennas with a Slit”, Jun 21, 1998, pp. 1360-1363.

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