发明名称 |
Circuit and method for detecting mirror signal for optical disc apparatus |
摘要 |
A circuit and a method of detecting a mirror signal for an optical disc apparatus, the method includes detecting a bottom envelope from a radio frequency signal and providing a bottom envelope signal thereof, amplifying the bottom envelope signal according to a center level of the bottom envelope signal, and comparing the amplified bottom envelope signal with a predetermined comparison voltage to detect the mirror signal.
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申请公布号 |
US2004008592(A1) |
申请公布日期 |
2004.01.15 |
申请号 |
US20030439310 |
申请日期 |
2003.05.16 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD |
发明人 |
PARK SANG-YEAL;YANG CHANG-JIN |
分类号 |
G11B7/005;G11B7/085;(IPC1-7):G11B7/085 |
主分类号 |
G11B7/005 |
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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