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发明名称
伽玛曲线调整装置及调整点设定方法
摘要
提供一种伽玛曲线调整装置,系用以调整对影像讯号进行伽玛修正之伽玛修正电路所使用的伽玛曲线,该伽玛曲线显示输入侧阶度值与输出侧阶度值之关系。此装置,具备:使用者介面部,系容许使用者对伽玛曲线上预先设定之复数个调整点进行各调整点之该输出侧阶度值的指定;以及调整部,系将该伽玛曲线调整成各调整点之输出侧阶度值成为透过使用者介面所指定之值。复数个调整点中、在伽玛曲线上相邻之第1组两个调整点,系设定成第1组两个调整点间之输入侧阶度值的差,与在伽玛曲线上相邻之第2组两个调整点间之输入侧阶度值的差相异。
申请公布号
TW200733730
申请公布日期
2007.09.01
申请号
TW095129157
申请日期
2006.08.09
申请人
精工爱普生股份有限公司
发明人
古井志纪
分类号
H04N5/57(2006.01)
主分类号
H04N5/57(2006.01)
代理机构
代理人
桂齐恒;阎启泰
主权项
地址
日本
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