Audio output device

专利名称：Audio output device

发明人：Kenichi Kitatani,Ayumu Yagihashi,Hiroyuki

Aoki,Yumi Katou,Atsuhiko Murayama,SeijiSugahara

申请号：US13981034申请日：20120124公开号：US09215523B2公开日：20151215

专利附图：

摘要：A portable terminal device () includes a plurality of operation units (for example,a plurality of operation keys ()) that are operated by a user; a detection unit that detects

which operation unit of the plurality of operation units is operated; and a directionalspeaker (for example, a parametric speaker ()). The portable terminal device () furtherincludes an audio control unit that controls the directional speaker so that an audioimage is formed at a position corresponding to the position of the operation unitoperated by the user among the plurality of operation units.

申请人：Kenichi Kitatani,Ayumu Yagihashi,Hiroyuki Aoki,Yumi Katou,AtsuhikoMurayama,Seiji Sugahara

地址：Kanagawa JP,Kanagawa JP,Kanagawa JP,Kanagawa JP,Kanagawa JP,Tokyo JP

国籍：JP,JP,JP,JP,JP,JP

代理机构：Sughrue Mion, PLLC

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