发明名称 MOBILE HANDSET AND ASSEMBLY HAVING MULTI-LOUDSPEAKER SYSTEM
摘要 The present invention relates to a mobile handset comprising a handset housing comprising a front and a back cover, display means being visible from the front cover side of the handset housing, the display means being adapted to provide visual information to a user of the mobile handset. The mobile handset further comprises a plurality of loudspeakers being adapted to generate audio signals, wherein each of the plurality of loudspeakers comprises a magnetic circuit comprising a magnet, the magnetic circuit having at least one gap defined between two opposed and substantially parallel surfaces of the magnetic circuit. The magnet of the magnetic circuit causes a magnetic field to exist across the at least one gap. The magnetic circuit is so arranged that it defines magnetic return paths completely encircling the gap.
申请公布号 KR20050025660(A) 申请公布日期 2005.03.14
申请号 KR20057001322 申请日期 2005.01.24
申请人 SONION HORSENS A/S 发明人 ANDERSEN, MORTEN, KJELDSEN;JOHANNSEN, LEIF
分类号 H04M1/03;H04M1/247;H04R9/04;(IPC1-7):G06F1/16;H04B1/38;H04B1/40 主分类号 H04M1/03
代理机构 代理人
主权项
地址