Title:
MICROWAVE CONVERTER
Document Type and Number:
Japanese Patent JP3628800
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide the microwave converter with an excellent characteristic without caring about layout of circuits and layout of earth and shape thereof even when a converter circuit such as a high frequency circuit, a power supply circuit, and a radio wave receiving port are present in mixture on one board.
SOLUTION: A radio wave receiving port 4 is arranged in the middle of a board 1, and an RF amplifier section 12, a filter section 13, a mixer section 14, a local section 15 and an IF amplifier section 16 being high frequency circuits are arranged in the vicinity of the radio wave receiving port 4. Then other circuits than a power supply circuit 11 or the like are arranged to an outer circumferential part around the high frequency circuits, and the board 1 is fitted to a radio wave receiving position in a case consisting of a box 2 and a cover 3 perpendicularly to a waveguide 8.
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Inventors:
Nobutaka Inoue
Application Number:
JP9692196A
Publication Date:
March 16, 2005
Filing Date:
April 18, 1996
Export Citation:
Assignee:
Maspro Denkoh Co., Ltd.
International Classes:
H01P1/161; H01P5/08; H01Q1/24; H01Q13/02; H04B1/18; H04B15/00; (IPC1-7): H01P1/161; H01P5/08; H01Q1/24; H01Q13/02; H04B1/18; H04B15/00
Domestic Patent References:
| JP2262702A | ||||
| JP5018102U |
Attorney, Agent or Firm:
Yoshiki Ishida
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