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Class Information
Number: 257/E31.079
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Semiconductor devices responsive or sensitive to electromagnetic radiation (e.g., infrared radiation, adapted for conversion of radiation into electrical energy or for control of electrical energy by such radiation processes, or apparatus peculiar to manufacture or treatment of such devices, or of parts thereof) (epo) > Adapted to control current flow through device (e.g., photoresistor) (epo) > For device having potential or surface barrier (e.g., phototransistor) (epo) > Device sensitive to infrared, visible, or ultraviolet radiation (epo) > Field-effect type (e.g., junction field-effect phototransistor) (epo) > With pn homojunction gate (epo) > Field-effect phototransistor (epo)
Description: This subclass is indented under subclass E31.077. This subclass is substantially the same in scope as ECLA classification H01L31/112C3.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8664739 Image sensor comprising isolated germanium photodetectors integrated with a silicon substrate and silicon circuitry Mar. 4, 2014
8569813 Inductive load driving circuit Oct. 29, 2013
8546901 High sensitivity image sensors including a single electron field effect transistor and methods of operating the same Oct. 1, 2013
8476730 Geiger-mode photodiode with integrated and JFET-effect-adjustable quenching resistor, photodiode array, and corresponding manufacturing method Jul. 2, 2013
8450780 Solid-state imaging sensor, method of manufacturing the same, and image pickup apparatus May. 28, 2013
8415713 Photo-field effect transistor and its production method Apr. 9, 2013
8405092 Display device Mar. 26, 2013
8368122 Multiple-junction photoelectric device Feb. 5, 2013
8362527 Solid-state imaging device and fabrication method thereof Jan. 29, 2013
8344432 Solid state imaging device and imaging apparatus Jan. 1, 2013
8299484 Optoelectronic semiconductor chip Oct. 30, 2012
8253211 Semiconductor sensor structures with reduced dislocation defect densities Aug. 28, 2012
8143685 Image sensor having nanodot Mar. 27, 2012
8138534 Anti-reflection structures for CMOS image sensors Mar. 20, 2012
8071417 Image sensor and fabrication method thereof Dec. 6, 2011
8058657 Display device Nov. 15, 2011
8048705 Method and structure for a CMOS image sensor using a triple gate process Nov. 1, 2011
8013365 CMOS image sensor configured to provide reduced leakage current Sep. 6, 2011
7999292 Image sensor and manufacturing method thereof Aug. 16, 2011
7999342 Image sensor element for backside-illuminated sensor Aug. 16, 2011
7989861 Image sensor and method of stabilizing a black level in an image sensor Aug. 2, 2011
7973311 Isolated sensor structures such as for flexible substrates Jul. 5, 2011
7928486 Photoelectric conversion device, method of manufacturing photoelectric conversion device, and image pickup system Apr. 19, 2011
7838955 Image sensor and method for manufacturing the same Nov. 23, 2010
7816755 Photoelectric conversion device with isolation arrangement that reduces pixel space without reducing resolution or sensitivity Oct. 19, 2010
7772623 CMOS image sensor and method for fabricating the same Aug. 10, 2010
7759755 Anti-reflection structures for CMOS image sensors Jul. 20, 2010
7687875 Image sensors including photoelectric converting units having multiple impurity regions Mar. 30, 2010
7645646 Manufacture of electronic devices comprising thin-film circuit elements Jan. 12, 2010
7511322 Image sensors and methods of manufacturing the same Mar. 31, 2009
7482665 Photo diode and method for manufacturing same Jan. 27, 2009
7416926 Liquid crystal display device and method for fabricating the same Aug. 26, 2008
6166769 Solid-state imaging device Dec. 26, 2000
6069022 Optical FET May. 30, 2000
6069393 Photoelectric converter May. 30, 2000
5789276 Optical FET Aug. 4, 1998
5786609 Integrated horizontal unipolar transistor having a doped layer forming an internal gate of the transistor and at least one integrated capacitor having a first electrode connected to a source o Jul. 28, 1998
5712498 Charge modulation device Jan. 27, 1998
5663075 Method of fabricating backside illuminated FET optical receiver with gallium arsenide species Sep. 2, 1997
5610409 Optical FET with diode adjacent gate Mar. 11, 1997
5557114 Optical fet Sep. 17, 1996
5528059 Photoelectric conversion device utilizing a JFET Jun. 18, 1996
5150182 Semiconductor device enhanced for optical interaction Sep. 22, 1992
5019876 Semiconductor photo-electric converter May. 28, 1991
4945392 Static induction transistor and manufacturing method of the same Jul. 31, 1990
4939579 Solid-state image pick-up device including static induction transistors with photometric function Jul. 3, 1990
4889826 Static induction transistor and manufacturing method of the same Dec. 26, 1989
4833512 Heterojunction photo-detector with transparent gate May. 23, 1989
4791396 Color image sensor Dec. 13, 1988
4749851 Method and circuit for determining the wave-length of light Jun. 7, 1988

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