发明名称 |
Video switching circuit |
摘要 |
A circuit has two amplifiers each of which have different transfer functions. Means are shown for switching between them. The output signal can be a matrixed or non-matrixed color signal, or a gamma or non-gamma corrected signal. The amplifiers can be differential amplifiers.
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申请公布号 |
US4104678(A) |
申请公布日期 |
1978.08.01 |
申请号 |
US19770798320 |
申请日期 |
1977.05.19 |
申请人 |
NORTH AMERICAN PHILIPS CORPORATION |
发明人 |
VAN ROESSEL, FREDERIK JOHANNES |
分类号 |
H03K17/62;H03F3/72;H03K17/56;H04N9/76;(IPC1-7):H04N9/52 |
主分类号 |
H03K17/62 |
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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