发明名称 |
MOBILE HANDSET AND ASSEMBLY HAVING MULTI-LOUDSPEAKER SYSTEM |
摘要 |
<p>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.</p> |
申请公布号 |
WO2004012068(A1) |
申请公布日期 |
2004.02.05 |
申请号 |
WO2003DK00503 |
申请日期 |
2003.07.18 |
申请人 |
SONIONKIRK A/S;JOHANNSEN, LEIF;ANDERSEN, MORTEN, KJELDSEN |
发明人 |
JOHANNSEN, LEIF;ANDERSEN, MORTEN, KJELDSEN |
分类号 |
H04M1/03;H04M1/247;H04R9/04;(IPC1-7):G06F1/16;H04R1/00 |
主分类号 |
H04M1/03 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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