High frequency antenna device and method of manufacturing...

Details High frequency antenna device and method of manufacturing... High frequency antenna device and method of manufacturing...

2005-08-19

2008-11-25

Le, HoangAnh T (Department: 2821)

Communications: radio wave antennas

Antennas

Microstrip

C343S713000

Reexamination Certificate

active

07456790

ABSTRACT:
A high frequency antenna device is provided which includes: a high frequency antenna wiring board having a film antenna formed on one surface of a dielectric substrate made up of multiple, laminated ceramic layers and a high frequency circuit formed on the other surface of the dielectric substrate to generate a high frequency signal; a plate-like metal base having a square opening cut therethrough; and a cover to package a surface of the high frequency circuit on the high frequency antenna wiring board after the high frequency antenna wiring board has been fitted in the opening of the metal base; wherein a periphery of the high frequency antenna wiring board is airtightly sealed and joined to the metal base with glass or brazing metal.

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