Photosensor and display device including photosensor

Details Photosensor and display device including photosensor Photosensor and display device including photosensor

2005-01-11

2008-09-09

Tran, My-Chau T (Department: 2629)

Computer graphics processing and selective visual display system

Display driving control circuitry

Light detection means

C345S055000, C345S087000, C345S204000

Reexamination Certificate

active

07423639

ABSTRACT:
A photosensor is provided, which includes: a light receiver receiving an external light and generating a photovoltage corresponding to an amount of the received light; a voltage selector selectively outputting the photovoltage and a reference voltage; a current generator generating a sensor current depending on an output voltage of the voltage selector; and an output unit selectively outputting the sensor current from the current generator.

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