Invention Grant
US08553924B2 Speaker, speaker device using the same and electronic apparatus and vehicle using the speaker
有权
扬声器，使用扬声器的设备和使用扬声器的电子设备和车辆
- Patent Title: Speaker, speaker device using the same and electronic apparatus and vehicle using the speaker
- Patent Title (中): 扬声器，使用扬声器的设备和使用扬声器的电子设备和车辆
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Application No.: US11816174Application Date: 2007-06-11
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Publication No.: US08553924B2Publication Date: 2013-10-08
- Inventor: Masahide Sumiyama , Satoshi Koura , Yoshimichi Kajihara , Koji Sano , Kazuki Honda , Satoshi Itoh , Shuji Saiki , Toshiyuki Matsumura , Shinya Mizone
- Applicant: Masahide Sumiyama , Satoshi Koura , Yoshimichi Kajihara , Koji Sano , Kazuki Honda , Satoshi Itoh , Shuji Saiki , Toshiyuki Matsumura , Shinya Mizone
- Applicant Address: JP Osaka
- Assignee: Panasonic Corporation
- Current Assignee: Panasonic Corporation
- Current Assignee Address: JP Osaka
- Agency: Pearne & Gordon LLP
- Priority: JP2006-171108 20060621; JP2006-173331 20060623
- International Application: PCT/JP2007/061705 WO 20070611
- International Announcement: WO2007/117045 WO 20071018
- Main IPC: H04R1/02
- IPC: H04R1/02
Abstract:
According to the present invention, there is provided a speaker for use in audio/video apparatuses and a small-sized speaker device capable of realizing preferable reproduction a bass sounds. In order to attain this, in the present invention, a pressure adjusting body is coupled to a portion of a magnetic circuit or a frame, which is a component of a speaker unit, to constitute the speaker unit. The speaker unit is mounted to a small-sized cabinet to constitute a speaker device, which enables realization of preferable reproduction of bass sounds.
Public/Granted literature
- US20100150389A1 SPEAKER, SPEAKER DEVICE USING THE SAME AND ELECTRONIC APPARATUS AND VEHICLE USING THE SPEAKER Public/Granted day:2010-06-17
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