Antenna assembly

Communications: radio wave antennas – Antennas – Microstrip

Reexamination Certificate

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Reexamination Certificate

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07012569

ABSTRACT:
The present invention provides an antenna array for ascertaining the distance between vehicles and their speed, which includes devices for receiving or transmitting signal waves, a multi-layer carrier situated underneath the devices, a first potential surface, which is at ground and which is situated on the surface of the carrier facing the devices, coupling devices located in the first potential surface, electrical connecting sections disposed as closely as possible underneath the first potential surface, and a second potential surface which is located underneath the connecting sections and is at mass.

REFERENCES:
patent: 3691563 (1972-09-01), Shelton
patent: 5396397 (1995-03-01), McClanahan et al.
patent: 5896107 (1999-04-01), Huynh
patent: 5970393 (1999-10-01), Khorrami et al.
patent: 6107965 (2000-08-01), Jochen
patent: 6384785 (2002-05-01), Kamogawa et al.
Kamogawa, K. et al., “A Novel Microstrip Antenna using Alumina-Ceramic/Polyimide Multilayer Dielectric Substrate”, 1996, IEEE MTT-S International Microwave Symposium Digest.

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