Title:
光センサー装置
Document Type and Number:
Japanese Patent JP7326518
Kind Code:
B2
Abstract:
To provide an optical sensor circuit, an optical sensor device, and a display device that can perform a stable operation and that use an oxide semiconductor transistor.SOLUTION: In an optical sensor device, an optical sensor circuit SC comprises: a light receiving transistor 101; a first switching transistor 102; a second switching transistor 104; and a capacitive element 103. Each of the light receiving transistor, the first switching transistor, and the second switching transistor includes an oxide semiconductor layer as a channel layer.SELECTED DRAWING: Figure 6
Inventors:
Masashi Tsubuki
Takanori Tsunashima
Marina Shiokawa
Takanori Tsunashima
Marina Shiokawa
Application Number:
JP2022035939A
Publication Date:
August 15, 2023
Filing Date:
March 09, 2022
Export Citation:
Assignee:
Japan Display Co., Ltd.
International Classes:
H01L27/146; H01L31/10
Domestic Patent References:
JP2011243950A | ||||
JP2012033835A | ||||
JP2001345440A | ||||
JP2009054614A | ||||
JP2015216369A | ||||
JP2012256819A | ||||
JP2009182194A |
Foreign References:
US20180061884 | ||||
WO2015111118A1 | ||||
US20120138919 | ||||
US20160291714 |
Attorney, Agent or Firm:
Polaire Patent Attorneys Corporation
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