Title:
光センサ及びこれを利用した表示装置
Document Type and Number:
Japanese Patent JP5190600
Kind Code:
B2
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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Inventors:
Minoru Kei
Application Number:
JP2005004906A
Publication Date:
April 24, 2013
Filing Date:
January 12, 2005
Export Citation:
Assignee:
Samsung Display Co.,Ltd.
International Classes:
G01J1/44; G02F1/13; G02F1/133; G02F1/136; G09F9/00; G09G3/00; G09G3/34; H01J40/14; H01L27/146; H01L31/10; G09G3/36
Domestic Patent References:
| JP11307756A | ||||
| JP2001004978A | ||||
| JP4254820A | ||||
| JP59116792A | ||||
| JP5300432A | ||||
| JP4000880A | ||||
| JP2003333431A | ||||
| JP4332255A | ||||
| JP63161666A | ||||
| JP4183078A | ||||
| JP2004343529A |
Attorney, Agent or Firm:
Takahashi Hayashi & Partners