发明名称 Loudspeaker system.
摘要 <p>An improved dipole type characteristic loudspeaker system has a pair of loudspeakers (1 and 2) which are mounted on the front baffle board (4) and the back baffle board (5) of a console (3) and are connected to be driven in each-other opposite phase relation and have substantially the same acoustic characteristics in the medium and high frequency range but different acoustic characteristic in low frequency range; such loudspeaker system produces good surround-sound effect when used as back loudspeakers only with small number.</p>
申请公布号 EP0410352(A2) 申请公布日期 1991.01.30
申请号 EP19900114082 申请日期 1990.07.23
申请人 MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 发明人 KAGEYAMA, SATOSHI;FUKUHARA, SUEMEI
分类号 H04R1/22;H04R1/28;H04R5/02;H04S3/02 主分类号 H04R1/22
代理机构 代理人
主权项
地址