发明名称 |
Video recorder having playback-signal processing means adaptable to different playback qualities of video recordings |
摘要 |
A video recorder for playing video recordings recorded on magnetic tapes, these recordings being available with different playback qualities, and including a reproduction apparatus for scanning a magnetic tape and for supplying a playback signal; and a playback-signal processing apparatus for processing the playback signal and including at least one controllable signal-influencing stage for controllably influencing at least one component (luminance signal Y) of the playback signal, and an entry device for cooperating with the video recorder and providing entry of characteristic information which characterizes different playback qualities of video recordings; and a control apparatus for generating control information corresponding to the characteristic information. The at least one controllable signal-influencing stage is controlled depending on the control information.
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申请公布号 |
US6496645(B1) |
申请公布日期 |
2002.12.17 |
申请号 |
US19980131439 |
申请日期 |
1998.08.10 |
申请人 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
发明人 |
FRIEDREICH WILLIBALD |
分类号 |
H04N5/7826;G11B20/10;H04N5/911;H04N5/923;H04N5/93;H04N9/79;H04N9/83;H04N9/87;(IPC1-7):H04N7/79 |
主分类号 |
H04N5/7826 |
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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