发明名称 Apparatus for displaying standard aspect ratio television signal on wide aspect ratio display screen
摘要 An image display apparatus includes an automatic pedestal processing circuit for detecting the minimum signal level of the input video signal for controlling the signal level of the video signal on the basis of the results of the detection. A control section is provided for activating the automatic pedestal processing circuit during the effective display period for the input video signals to prevent malfunction of the automatic pedestal processing section and to display an image with superior picture quality.
申请公布号 US5168362(A) 申请公布日期 1992.12.01
申请号 US19910691817 申请日期 1991.04.26
申请人 SONY CORPORATION 发明人 YOSHIDA, CHISATO
分类号 H04N5/16;H04N5/44 主分类号 H04N5/16
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