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发明名称
Audio signal processing circuit, display device and electronic equipment incorporating the circuit
摘要
申请公布号
EP1469490(B1)
申请公布日期
2006.11.29
申请号
EP20040008900
申请日期
2004.04.14
申请人
SEMICONDUCTOR ENERGY LABORATORY CO., LTD.;SHARP KABUSHIKI KAISHA
发明人
MIYATA, KAZUHIKO;KOYAMA, JUN;MIYAKE, HIROYUKI;TAKAHASHI, KEI
分类号
H01C7/00;H01G4/40;H04R7/04;G02F1/13;G02F1/1333;G11B20/02;H01L25/00;H03F3/183;H04R3/00;H04R3/04;H05K1/18;H05K3/36
主分类号
H01C7/00
代理机构
代理人
主权项
地址
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