发明名称 AUDIO PLAYER APPARATUS AND ITS CONTROL METHOD
摘要 An audio player apparatus includes a first speaker disposed to output a sound from a front face of a flat panel television apparatus to the outside, a second speaker disposed to output a sound from a backside of the flat panel television apparatus to the outside, a microphone disposed on the backside of the flat panel television apparatus to receive the sound output from the second speaker and to convert the received sound into an electric signal, an analysis unit configured to detect a reflected sound and reflection time of the sound output from the second speaker based on a second audio signal supplied to the second speaker and the electric signal output from the microphone, and a phase correction unit configured to correct a phase of at least one of a first audio signal supplied to the first speaker and the second audio signal based on the reflection time.
申请公布号 US2009196440(A1) 申请公布日期 2009.08.06
申请号 US20090365453 申请日期 2009.02.04
申请人 CANON KABUSHIKI KAISHA 发明人 SUZUKI NORIAKI
分类号 H04R25/00 主分类号 H04R25/00
代理机构 代理人
主权项
地址