DIRECTIONAL SPEAKER APPARATUS AND WIRELESS TERMINAL HAVING THE SAME
摘要
A directional speaker apparatus and a wireless terminal having the same are provided to output an acoustic focused to a user and to change output directivity of acoustic freely even though the volume is small and the configuration is simple. A speaker(200) outputs an acoustic to the front thereof. A direction unit(202) includes a plurality of direction plates(240). The direction plates are disposed in the front of the speaker and guide the acoustic from the speaker.
申请公布号
KR20090019172(A)
申请公布日期
2009.02.25
申请号
KR20070083410
申请日期
2007.08.20
申请人
SAMSUNG ELECTRONICS CO., LTD.
发明人
LEE, YEON JUN;SHIN, DONG SUNG;KANG, SUNG WOOK;SHIN, DOO SIK;YOON, YOUNG KWON;PARK, DONG YOUL;LEE, JUN YOUNG