发明申请
- 专利标题： Video display device, method of displaying connectors, transmission-line state detection device, transmission line-state detection method and semiconductor integrated circuit
- 专利标题（中）： 视频显示装置，显示连接器的方法，传输线状态检测装置，传输线状态检测方法和半导体集成电路
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申请号： US12586022申请日： 2009-09-16
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公开(公告)号： US20100073560A1公开(公告)日： 2010-03-25
- 发明人: Masaki Kitano , Hidekazu Kikuchi
- 申请人： Masaki Kitano , Hidekazu Kikuchi
- 申请人地址： JP Tokyo
- 专利权人： Sony Corporation
- 当前专利权人： Sony Corporation
- 当前专利权人地址： JP Tokyo
- 优先权： JPP2008-241514 20080919
- 主分类号： H04N3/27
- IPC分类号： H04N3/27 ; H04N5/268 ; H04N5/50 ; H04N5/66
摘要：
A video display device includes: connectors to which cables transmitting video signals are connected; a display panel displaying video by the video signal inputted to the connector from an external device through the cable; a display control unit displaying connector indications indicating the connectors on the display panel; a cable detection unit outputting a step waveform signal to the connector and detecting connection/disconnection of the cable to the connector based on a reflected signal of the step waveform signal, and wherein the display control unit changes the appearance of the connector indications displayed on the display panel according to a detection output of the cable detection unit.