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Class Information
Number: 257/53
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Non-single crystal, or recrystallized, semiconductor material forms part of active junction (including field-induced active junction) > Amorphous semiconductor material > Responsive to nonelectrical external signals (e.g., light)
Description: Subject matter wherein the amorphous semiconductor active junction generates an electrical signal when subjected to non-electrical (e.g., optical, thermal, or vibratory) signals.


Sub-classes under this class:

Class Number Class Name Patents
257/55 Amorphous semiconductor is alloy or contains material to change band gap (e.g., si x ge 1-x , sin y ) 216
257/56 With impurity other than hydrogen to passivate dangling bonds (e.g., halide) 120
257/54 With schottky barrier to amorphous material 76


Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
7619240 Semiconductor photodetector, device for multispectrum detection of electromagnetic radiation using such a photodetector and method for using such a device Nov. 17, 2009
7615730 Device and method for measuring wavelength of an optical signal Nov. 10, 2009
7572668 Method of patterning an organic thin film, an organic thin film transistor, a method of manufacturing an organic thin film transistor, and an organic electroluminescence display device having Aug. 11, 2009
7566905 Electro-optical apparatus, method for manufacturing electro-optical apparatus, and electronic device Jul. 28, 2009
7525168 CMOS sensor with electrodes across photodetectors at approximately equal potential Apr. 28, 2009
7525131 Photoelectric surface and photodetector Apr. 28, 2009
7521724 Light emitting diode package and process of making the same Apr. 21, 2009
7492901 Single-photon generator and single-photon generating method Feb. 17, 2009
7492988 Ultra-compact planar AWG circuits and systems Feb. 17, 2009
7449718 Semiconductor device and method of manufacturing thereof Nov. 11, 2008
7429750 Solid-state element and solid-state element device Sep. 30, 2008
7420207 Photo-detecting device and related method of formation Sep. 2, 2008
7397066 Microelectronic imagers with curved image sensors and methods for manufacturing microelectronic imagers Jul. 8, 2008
7397067 Microdisplay packaging system Jul. 8, 2008
7387952 Semiconductor substrate for solid-state image pickup device and producing method therefor Jun. 17, 2008
7368750 Semiconductor light-receiving device May. 6, 2008
7361930 Method for forming a multiple layer passivation film and a device incorporating the same Apr. 22, 2008
7354857 Method of making iron silicide and method of making photoelectric transducer Apr. 8, 2008
7352044 Photoelectric transducer, photoelectric transducer apparatus, and iron silicide film Apr. 1, 2008
7329942 Array-type modularized light-emitting diode structure and a method for packaging the structure Feb. 12, 2008
7323759 Photosensor for a transmitted light method used for detecting the direction of movement of intensity maxima and intensity minima of an optical standing wave Jan. 29, 2008
7315054 Decoupling capacitor density while maintaining control over ACLV regions on a semiconductor integrated circuit Jan. 1, 2008
7288788 Predoped transfer gate for an image sensor Oct. 30, 2007
7285796 Raised photodiode sensor to increase fill factor and quantum efficiency in scaled pixels Oct. 23, 2007
7259406 Semiconductor optical element Aug. 21, 2007
RE39780 Photoelectric converter, its driving method, and system including the photoelectric converter Aug. 21, 2007
7214971 Semiconductor light-receiving device May. 8, 2007
7214570 Encapsulating a device May. 8, 2007
7202511 Near-infrared visible light photon counter Apr. 10, 2007
7199303 Optical energy conversion apparatus Apr. 3, 2007
7199395 Photovoltaic cell and method of fabricating the same Apr. 3, 2007
7186020 Thermal interface material (TIM) with carbon nanotubes (CNT) and low thermal impedance Mar. 6, 2007
7187020 Solid-state imaging device, method of driving same, and camera apparatus Mar. 6, 2007
7169628 Cold cathode field emission device and process for the production thereof, and cold cathode field emission display and process for the production thereof Jan. 30, 2007
7166482 Cold cathode field emission device and process for the production thereof, and cold cathode field emission display and process for the production thereof Jan. 23, 2007
7135698 Multi-spectral infrared super-pixel photodetector and imager Nov. 14, 2006
RE39393 Device for reading an image having a common semiconductor layer Nov. 14, 2006
7132598 Hole transporting agents and photoelectric conversion device comprising the same Nov. 7, 2006
7115925 Image sensor and pixel having an optimized floating diffusion Oct. 3, 2006
7102159 Ultra thin image sensor package structure and method for fabrication Sep. 5, 2006
7102185 Lightshield architecture for interline transfer image sensors Sep. 5, 2006
7057222 Magnetic memories with bit lines and digit lines that intersect at oblique angles and fabrication methods thereof Jun. 6, 2006
7042008 Image sensor and method of manufacturing the same May. 9, 2006
7038238 Semiconductor device having a non-single crystalline semiconductor layer May. 2, 2006
7034333 Semiconductor sensor, comprising a pixel structure and the use of said sensor in a vacuum system Apr. 25, 2006
7030551 Area sensor and display apparatus provided with an area sensor Apr. 18, 2006
7026654 Package for optical semiconductor Apr. 11, 2006
7005312 Method of manufacturing CMOS image sensor by means of double masking process Feb. 28, 2006
6995411 Image sensor with vertically integrated thin-film photodiode Feb. 7, 2006
6967349 Method for fabricating a multi-level integrated circuit having scatterometry test structures stacked over same footprint area Nov. 22, 2005

1 2 3 4 5 6 7 8 9 10


 
 
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