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.
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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 |
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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