Display device and method for inspecting the same
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United States of America Patent
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Jul 5, 2011
Grant Date -
Jul 12, 2007
app pub date -
Dec 22, 2006
filing date -
Dec 28, 2005
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An object is to provide a display device, in a part of which a monitor light emitting element is provided and in which an anode and a cathode of the monitor light emitting element are prevented from short-circuiting in an early stage and over time by using a circuit which corrects a voltage or a current to be supplied to a light emitting element in consideration of electrical property fluctuation of the monitor light emitting element, and a method for inspecting the display device. A monitor light emitting element is provided, which is electrically connected to a monitor line for supplying a current is provided, and a circuit is provided, which electrically disconnects the monitor light emitting element when an anode and a cathode of the monitor light emitting element are short-circuited in an early stage or over time. Further, a circuit for checking circuit operation before or after a step of providing the monitor light emitting element is provided.
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