发明名称 |
Television receiver including shading correction without deteriorating S/N ratio |
摘要 |
In a television receiver, shading correction is carried out without deteriorating the S/N ratio. In a television receiver including a CRT, and a shading corrector for supplying an image signal to a cathode of the CRT (cathode-ray tube) and for correcting brightness inequalities of an image formed on a fluorescent screen by way of electron beams which are increased/decreased in response to a change in the potentials applied to a first grid of the CRT, the shading corrector supplies a shading correction signal to the first grid.
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申请公布号 |
US5886750(A) |
申请公布日期 |
1999.03.23 |
申请号 |
US19960650272 |
申请日期 |
1996.05.22 |
申请人 |
SONY CORPORATION |
发明人 |
OSUGA, SATOSHI;INAMOTO, YOSHIHIRO;KIKUCHI, HIROAKI |
分类号 |
H04N5/16;H04N5/59;H04N9/31;(IPC1-7):H04N5/21 |
主分类号 |
H04N5/16 |
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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