发明名称 VIDEO SIGNAL REPRODUCING DEVICE
摘要 PROBLEM TO BE SOLVED: To provide a video signal reproducing device where a picture is displayed with a correct aspect ratio in a combination of a video source of a 4:3 full picture or a 4:3 letter box picture and a 16:9 video monitor. SOLUTION: The video signal reproducing device is provided with a 2nd aspect ratio conversion circuit 16 that compresses a picture horizontally or magnifies the picture vertically after the conversion into a sequential scanning video signal, 2nd aspect ratio setting means 14 to set an aspect ratio of a screen of a receiver on which the sequential scanning video signal is displayed and with a 2nd control circuit 15 that receives an output of the 2nd aspect ratio setting means 14 and an output of a source discrimination circuit 5 so as to control the 2nd aspect ratio conversion circuit 16.
申请公布号 JP2000217082(A) 申请公布日期 2000.08.04
申请号 JP19990011815 申请日期 1999.01.20
申请人 MATSUSHITA ELECTRIC IND CO LTD 发明人 ITANI TETSUYA
分类号 H04N5/765;H04N1/17;H04N3/27;H04N5/781;H04N7/01;(IPC1-7):H04N7/01 主分类号 H04N5/765
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