发明名称 |
Vertical/horizontal amplitude controller |
摘要 |
The vertical/horizontal amplitude control device for controlling a vertical amplitude and a horizontal amplitude of an image display device for displaying a video signal includes a brightness level detector for detecting a brightness level of the video signal, a vertical amplitude controller for controlling the vertical amplitude based on the brightness level, and a horizontal amplitude controller for controlling the horizontal amplitude based on the brightness level. The device controls the vertical and horizontal amplitudes into constant without a delay from a change of a video signal even when the brightness level of the video signal abruptly changes.
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申请公布号 |
US2004080286(A1) |
申请公布日期 |
2004.04.29 |
申请号 |
US20030470829 |
申请日期 |
2003.07.30 |
申请人 |
MORIBE HIROSHI;TAKETANI NOBUO;SHIBUTANI RYUICHI;TAKESHIMA MASAHIRO;MORITA HISAO;ANDO HIROSHI;MATSUHIRA KOJI |
发明人 |
MORIBE HIROSHI;TAKETANI NOBUO;SHIBUTANI RYUICHI;TAKESHIMA MASAHIRO;MORITA HISAO;ANDO HIROSHI;MATSUHIRA KOJI |
分类号 |
H04N3/223;(IPC1-7):G09G1/04 |
主分类号 |
H04N3/223 |
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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