发明名称 |
DEVICE AND METHOD FOR DIAGNOSING THE CONNECTION OF A DISPLAY SCREEN |
摘要 |
<p>The invention relates to an electronic device (10) including a liquid crystal display screen (14) and a control card (16), the electric tracks (22, 26) of the card (16) and the screen (14) being connected by means of a connector (28), the control card (16) comprising a microcontroller (24) capable of applying electric voltage to at least one connection pad (30), with a view to displaying a given piece of information on the screen (14), characterized in that the control card (16) comprises a diagnostic device (36) which is provided for generating a voltage pulse (V1) on connection pads (30) and for measuring the resulting electric voltage (V2), with a view to determining the status of the connection between the screen (14) and the card (16), on the basis of the value of the measured electric voltage (V2).</p> |
申请公布号 |
WO2011073014(A1) |
申请公布日期 |
2011.06.23 |
申请号 |
WO2010EP68325 |
申请日期 |
2010.11.26 |
申请人 |
DELPHI TECHNOLOGIES, INC.;WICKY, HERVE;TIHAY, DAVID |
发明人 |
WICKY, HERVE;TIHAY, DAVID |
分类号 |
G09G3/00 |
主分类号 |
G09G3/00 |
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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