Title:
SPEAKER DEVICE, AUDIO CONTROL DEVICE, WALL ATTACHED WITH SPEAKER DEVICE
Document Type and Number:
WIPO Patent Application WO/2011/118218
Kind Code:
A1
Abstract:
Disclosed is a speaker (10) provided with a speaker unit (20), a passive radiator (50x) which is disposed on the front side of the speaker unit (20), and a cabinet (30) which is attached with the speaker unit (20), covers the rear side of the speaker unit (20), and is configured so that the space (30x) between the speaker unit (20) and the passive radiator (50x) is hermetically sealed, wherein the effective diaphragm area (50L) of the passive radiator (50x) is larger than the effective diaphragm area (20L) of the speaker unit (20).
Inventors:
KANO, Hiroyuki (())
Application Number:
JP2011/001736
Publication Date:
September 29, 2011
Filing Date:
March 24, 2011
Export Citation:
Assignee:
PANASONIC CORPORATION (1006, Oaza Kadoma Kadoma-sh, Osaka 01, 〒5718501, JP)
パナソニック株式会社 (〒01 大阪府門真市大字門真１００６番地 Osaka, 〒5718501, JP)
パナソニック株式会社 (〒01 大阪府門真市大字門真１００６番地 Osaka, 〒5718501, JP)
International Classes:
G10K11/178; H04R1/28
Attorney, Agent or Firm:
NII, Hiromori (6F Tanaka Ito Pia Shin-Osaka Bldg.,3-10, Nishi Nakajima 5-chome, Yodogawa-ku, Osaka-cit, Osaka 11, 〒5320011, JP)
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