
基本信息:
- 专利标题: SPEAKER DEVICE
- 申请号:EP16841058.7 申请日:2016-08-08
- 公开(公告)号:EP3346727A1 公开(公告)日:2018-07-11
- 发明人: HONDA, Kazuki , YUASA, Takafumi , KAWAMURA, Akihisa , MATSUMURA, Toshiyuki , SAIKI, Shuji , TAKAYAMA, Satoshi , FUKUHARA, Suemei , KURAMITSU, Isao , KIYAMA, Ippei
- 申请人: Panasonic Intellectual Property Management Co., Ltd.
- 申请人地址: 1-61, Shiromi 2-chome Chuo-ku Osaka-shi, Osaka 540-6207 JP
- 专利权人: Panasonic Intellectual Property Management Co., Ltd.
- 当前专利权人: Panasonic Intellectual Property Management Co., Ltd.
- 当前专利权人地址: 1-61, Shiromi 2-chome Chuo-ku Osaka-shi, Osaka 540-6207 JP
- 代理机构: Vigand, Philippe
- 优先权: JP2015172384 20150901; JP2016047610 20160310
- 国际公布: WO2017038017 20170309
- 主分类号: H04R1/30
- IPC分类号: H04R1/30 ; H04R1/02 ; H04R1/26 ; H04R1/34 ; H04R1/40
摘要:
Provided is a loudspeaker device that can improve sound quality. The loudspeaker device includes: a plurality of loudspeaker units; and a plurality of horns provided in the plurality of loudspeaker units, respectively, the plurality of horns each restricting spread of sound output from a corresponding one of the loudspeaker units to a predetermined range.
IPC结构图谱:
H | 电学 |
--H04 | 电通信技术 |
----H04R | 扬声器、送话器、唱机拾音器或类似的传感器 |
------H04R1/00 | 传感器的零部件 |
--------H04R1/16 | .将触针安装或连接到有或无阻尼装置的传感器 |
----------H04R1/22 | ..只用于获得所需频率特性的 |
------------H04R1/30 | ...有号筒的传感器的组合,例如有机械匹配装置的 |