发明名称 |
Noise reduction and signal compensating circuit for video images |
摘要 |
The present invention relates to a noise reduction and signal compensating circuit for video imager which compensates a received picture image of a high density television or general television and permits reception of a clean image without noise, and reduces the deterioration in quality of a reproduced picture image which is attributed to a variable reproduction speed in a video cassette recorder (or video disk player). Accordingly, this invention provides an automatic picture quality compensating circuit which has an automatic picture quality compensating means to create a clean picture image by improving sharpness and removing noise components contained in the picture image.
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申请公布号 |
US5313301(A) |
申请公布日期 |
1994.05.17 |
申请号 |
US19920967769 |
申请日期 |
1992.10.28 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
LEE, KEE S. |
分类号 |
H04N5/205;H04N5/21;H04N5/911;H04N5/93;(IPC1-7):H04N5/14;H04N5/202;H04N5/208;H04N9/64 |
主分类号 |
H04N5/205 |
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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