Metal plate for preventing radiowave leakage through an aperture in a waveguide body

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United States of America Patent

PATENT NO 8222977
APP PUB NO 20110205000A1
SERIAL NO

12302213

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Abstract

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A waveguide circuit is provided, in which fixing a metal cover to a waveguide body with screws can prevent radiowave leakage suitably without any application of the conductive adhesive, solder and braze as a material for the radiowave leakage prevention. A metal plate is provided at the end of an aperture of a waveguide body in a radiowave traveling direction and overlaps with the end of a metal cover.

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Patent Owner(s)

  • NEC CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Oyama, Takayuki Minato-ku, JP 8 235
Watanabe, Naotsugu Minato-ku, JP 3 226

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