发明名称 |
LIGHT SENSOR, DISPLAY APPARATUS INCLUDING THE SAME, AND CONTROL METHOD THEREOF |
摘要 |
There are provided a light sensor, a display apparatus including the same, and a control method thereof. The display apparatus includes: a display panel which includes a display area through which an image is displayed and a non-display area. A light receiving transistor which is formed in the non-display area and receives outside light. A charging part which includes a first terminal is connected to a drain electrode of the light receiving part and a second terminal is connected to a direct current voltage terminal. A signal amplifying part which includes a first terminal and a second terminal which is connected to a source of reference voltage and receives a reference voltage. A charging switching part is connected between the first input terminal and the first terminal of the charging part. A controller is provided which controls the charging switching part according to a predetermined first cycle to charge or discharge the charging part.
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申请公布号 |
US2009127432(A1) |
申请公布日期 |
2009.05.21 |
申请号 |
US20080185687 |
申请日期 |
2008.08.04 |
申请人 |
LEE JOO-HYUNG;JEONG DONG-JIN;CHO MAN-SEUNG;KIM SOON-DONG;LEE JIN-HEE |
发明人 |
LEE JOO-HYUNG;JEONG DONG-JIN;CHO MAN-SEUNG;KIM SOON-DONG;LEE JIN-HEE |
分类号 |
G01J1/32 |
主分类号 |
G01J1/32 |
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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