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Title:
ELECTRET CONDENSER MICROPHONE
Document Type and Number:
WIPO Patent Application WO/2006/115045
Kind Code:
A1
Abstract:
An electret condenser microphone where a substrate (12) and parts stacked on the substrate (12) are fixed in a capsule (2) that is made in a tubular form. The electret condenser microphone has a top plate (30) having a sound hole (31), a terminal electrode pattern (11) is provided on the substrate (12), the capsule (2) has an inner flange section (21) projecting inward into the electret condenser microphone and an inwardly bent curl section (13), the substrate (12) is placed on the inner flange section (21), the terminal electrode pattern (11) projects outward from the inner flange section (21), and the top plate (30) is placed at the curl section (13).

Inventors:
Yamamoto, Akira c/o HOSIDEN CORPORATION (4-33 Kitakyuhoji 1-chome, Yao-sh, Osaka 71, 58100, JP)
Saeki, Shinichi c/o HOSIDEN CORPORATION (4-33 Kitakyuhoji 1-chome, Yao-sh, Osaka 71, 58100, JP)
Sugimori, Yasuo c/o HOSIDEN CORPORATION (4-33 Kitakyuhoji 1-chome, Yao-sh, Osaka 71, 58100, JP)
Application Number:
PCT/JP2006/307668
Publication Date:
November 02, 2006
Filing Date:
April 11, 2006
Export Citation:
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Assignee:
HOSIDEN CORPORATION (4-33, Kitakyuhoji 1-chome Yao-sh, Osaka 71, 58100, JP)
Yamamoto, Akira c/o HOSIDEN CORPORATION (4-33 Kitakyuhoji 1-chome, Yao-sh, Osaka 71, 58100, JP)
Saeki, Shinichi c/o HOSIDEN CORPORATION (4-33 Kitakyuhoji 1-chome, Yao-sh, Osaka 71, 58100, JP)
Sugimori, Yasuo c/o HOSIDEN CORPORATION (4-33 Kitakyuhoji 1-chome, Yao-sh, Osaka 71, 58100, JP)
International Classes:
H04R19/01; H04R19/04
Attorney, Agent or Firm:
Nakao, Naoki (4th Floor, Shinjuku NSO Building 1-22, Shinjuku 3-chom, Shinjuku-ku Tokyo, 160-0022, JP)
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