基本信息:
- 专利标题： Signal reproducing apparatus
- 专利标题（中）：信号再现设备
- 申请号：EP91305451.6 申请日：1991-06-17
- 公开(公告)号：EP0462775A3 公开(公告)日：1993-06-30
- 发明人： Muraoka, Yoshiro , Shirochi, Yoshiki
- 申请人： SONY CORPORATION
- 申请人地址： 7-35, Kitashinagawa 6-chome Shinagawa-ku Tokyo JP
- 专利权人： SONY CORPORATION
- 当前专利权人： SONY CORPORATION
- 当前专利权人地址： 7-35, Kitashinagawa 6-chome Shinagawa-ku Tokyo JP
- 代理机构： Ayers, Martyn Lewis Stanley
- 优先权： JP162297/90 19900620
- 主分类号： H04N5/91
- IPC分类号： H04N5/91 ; H04N9/83
摘要：
An apparatus for reproducing an information signal modulating a carrier signal recorded on a magnetic tape (1), a portion of the signal being boosted in accordance with the characteristic of the information signal is comprised of a playback device for reproducing the information signal from the magnetic tape (1), a detector (30) for detecting the levels of the portion of the signal and the rest of the signal respectively and comparing the levels with each other, and a judging circuit for judging the characteristics of the signal in accordance with the output of the detector.
公开/授权文献:
- EP0462775B1 Signal reproducing apparatus 公开/授权日：1999-02-10