| 发明名称 |
Television signal recording and reproducing system using optical recording medium. |
| 摘要 |
<p>A television signal recording and reproduction system is disclosed in which the polarity of a television signal is inverted (40) prior to its recording on an optical recording medium (90) and is again inverted (120) when it is reproduced to avoid any serious degradation of picture quality.</p> |
| 申请公布号 |
EP0359486(A1) |
申请公布日期 |
1990.03.21 |
| 申请号 |
EP19890309140 |
申请日期 |
1989.09.08 |
| 申请人 |
KOKUSAI DENSHIN DENWA KABUSHIKI KAISHA |
发明人 |
WATANABE, TATSUO;TANAKA, FUJIO;ONO, KOJI;SUZUKI, SHIZUO |
| 分类号 |
H04N5/922;G11B7/00;G11B7/004;G11B20/06;H04N9/793;H04N9/80;H04N9/82 |
主分类号 |
H04N5/922 |
| 代理机构 |
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