发明名称 Audio output device
摘要 An audio output device includes: a main unit including a terminal configured to connect an external speaker; a speaker unit configured to be detachably attached to the main unit while the terminal is covered with the speaker unit; and an amplification unit configured to amplify an audio signal so that the amplified audio signal is input to the terminal and the speaker unit.
申请公布号 US8374357(B2) 申请公布日期 2013.02.12
申请号 US20100844605 申请日期 2010.07.27
申请人 KABUSHIKI KAISHA TOSHIBA;NAKAGAWA TOORU 发明人 NAKAGAWA TOORU
分类号 H04B3/00 主分类号 H04B3/00
代理机构 代理人
主权项
地址