Apparatus for defining an effective picture area of a high definition video signal when displayed on a screen with a different aspect ratio,申请号US19890352931-传众专利搜索

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发明名称	Apparatus for defining an effective picture area of a high definition video signal when displayed on a screen with a different aspect ratio
摘要
申请公布号	US4953025(A)	申请公布日期	1990.08.28
申请号	US19890352931	申请日期	1989.05.17
申请人	SONY CORPORATION	发明人	SAITOH, MITSUMASA;OGAWA, SEIICHI;YAMANE, MIYUKI;FUKASAWA, HIDEKI
分类号	H04N7/01;H04N5/44;H04N11/24	主分类号	H04N7/01
代理机构		代理人
主权项
地址

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