Internal microstrip antenna for radio telephones

Details Internal microstrip antenna for radio telephones Internal microstrip antenna for radio telephones

1994-03-09

1996-01-09

Urban, Edward F.

Telecommunications

Transmitter and receiver at same station

With transmitter-receiver switching or interaction prevention

455 82, 455 89, 455129, 455280, 333246, 343700MS, 343702, H04B 146

Patent

active

054836786

ABSTRACT:
An antenna suitable for a radio telephone which is primarily comprised of a duplexer, a transmitter, and a receiver. The antenna is fabricated as a cover for sealing a box-like duplexer. At the same time, the cover is set up by a microstrip antenna which is comprised of a dielectric substrate and conductive pattern layers formed on the top and bottom surfaces of the dielectric substrate.

REFERENCES:
patent: 4788766 (1988-12-01), Burger et al.
patent: 4792939 (1988-12-01), Hikita et al.
patent: 5019829 (1991-05-01), Heckman et al.
patent: 5023624 (1991-06-01), Heckaman

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