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Class Information
Number: 257/E31.053
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)
Description: This subclass is indented under subclass E31.052. This subclass is substantially the same in scope as ECLA classification H01L31/10.

Sub-classes under this class:

Class Number Class Name Patents
257/E31.054 Device sensitive to infrared, visible, or ultraviolet radiation (epo) 162
257/E31.086 Device sensitive to very short wavelength (e.g., x-ray, gamma-ray, or corpuscular radiation) (epo) 95

Patents under this class:
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Patent Number Title Of Patent Date Issued
8704321 Solid-state imaging device Apr. 22, 2014
8685803 Semiconductor device and method for producing same Apr. 1, 2014
8664662 Thin-film transistor array device, EL display panel, EL display device, thin-film transistor array device manufacturing method, EL display panel manufacturing method Mar. 4, 2014
8664739 Image sensor comprising isolated germanium photodetectors integrated with a silicon substrate and silicon circuitry Mar. 4, 2014
8659107 Radiation receiver and method of producing a radiation receiver Feb. 25, 2014
8610179 Amorphous-silicon thin film transistor and shift register having the same Dec. 17, 2013
8546901 High sensitivity image sensors including a single electron field effect transistor and methods of operating the same Oct. 1, 2013
8476102 Solid state image pickup device and method for manufacturing solid state image pickup device Jul. 2, 2013
8476730 Geiger-mode photodiode with integrated and JFET-effect-adjustable quenching resistor, photodiode array, and corresponding manufacturing method Jul. 2, 2013
8466499 Solid-state image pickup device Jun. 18, 2013
8461635 DEPFET transistor having a large dynamic range Jun. 11, 2013
8436443 Backside depletion for backside illuminated image sensors May. 7, 2013
8389319 SOI-based CMOS imagers employing flash gate/chemisorption processing Mar. 5, 2013
8384178 Solid-state image pickup device Feb. 26, 2013
8368122 Multiple-junction photoelectric device Feb. 5, 2013
8368164 Phototransistor having a buried collector Feb. 5, 2013
8350302 Organic light emitting display apparatus Jan. 8, 2013
8319262 Substrate bias for CMOS imagers Nov. 27, 2012
8299484 Optoelectronic semiconductor chip Oct. 30, 2012
8294234 Mesa photodiode and method for manufacturing the same Oct. 23, 2012
8288212 Pixel structure of a thin film transistor liquid crystal display and fabricating method thereof Oct. 16, 2012
8264013 Solid-state image capturing device and electronic information device Sep. 11, 2012
8247854 CMOS image sensor Aug. 21, 2012
8207562 Image sensor and method of fabricating the same including a gate insulation layer, a gate electrode, a photodiode and a floating diffusion region Jun. 26, 2012
8168523 Manufacturing method of semiconductor device May. 1, 2012
8168977 Liquid crystal display and method for manufacturing the same May. 1, 2012
8164152 Liquid crystal display and method of manufacturing the same Apr. 24, 2012
8154007 Silicon-quantum-dot semiconductor near-infrared photodetector Apr. 10, 2012
8138534 Anti-reflection structures for CMOS image sensors Mar. 20, 2012
8110883 Electromagnetic and thermal sensors using carbon nanotubes and methods of making same Feb. 7, 2012
8084790 Image sensing device and packaging method thereof Dec. 27, 2011
8084837 Solid-state image pickup device Dec. 27, 2011
8072009 Gas sensor having a field-effect transistor Dec. 6, 2011
8067261 Solid-state imaging device and manufacturing method thereof Nov. 29, 2011
8053783 Switching device Nov. 8, 2011
8049288 Image sensor and method for manufacturing the same Nov. 1, 2011
8008690 Amorphous-silicon thin film transistor and shift register having the same Aug. 30, 2011
8004025 Light sensing element, array substrate having the same and liquid crystal display apparatus having the same Aug. 23, 2011
7943976 CMOS image sensor and manufacturing method thereof May. 17, 2011
7939875 Pixel structure of a thin film transistor liquid crystal display and fabricating method thereof May. 10, 2011
7915702 Reduced pixel area image sensor Mar. 29, 2011
7898052 Component with a semiconductor junction and method for the production thereof Mar. 1, 2011
7880169 Display apparatus and manufacturing method thereof Feb. 1, 2011
7875915 Integrated circuit comprising a photodiode of the floating substrate type and corresponding fabrication process Jan. 25, 2011
7859075 Image sensor and method of manufacturing the same Dec. 28, 2010
7821093 Solid-state imaging device with biased light shielding film Oct. 26, 2010
7816755 Photoelectric conversion device with isolation arrangement that reduces pixel space without reducing resolution or sensitivity Oct. 19, 2010
7808009 Semiconductor device and method of fabricating the same Oct. 5, 2010
7772598 Display device and manufacturing method therefor Aug. 10, 2010
7755092 Thin film transistor liquid crystal display Jul. 13, 2010

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