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Class Information
Number: 257/E31.049
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) > Characterized by semiconductor body (epo) > Characterized by semiconductor body crystalline structure or plane (epo) > Including amorphous semiconductor (epo) > Including only group iv element (epo) > Including group iv compound (e.g., sige, sic) (epo)
Description: This subclass is indented under subclass E31.048. This subclass is substantially the same in scope as ECLA classification H01L31/0376B2.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8598587 Optical sensor Dec. 3, 2013
8580686 Silicidation and/or germanidation on SiGe or Ge by cosputtering Ni and Ge and using an intralayer for thermal stability Nov. 12, 2013
8405097 Optical sensor Mar. 26, 2013
8124981 Rugged semiconductor device architecture Feb. 28, 2012
7999250 Silicon-germanium-carbon semiconductor structure Aug. 16, 2011
7948010 Dual seed semiconductor photodetectors May. 24, 2011
7935987 Epitaxial group III nitride layer on (001)-oriented group IV semiconductor May. 3, 2011
7855127 Method for manufacturing semiconductor substrate Dec. 21, 2010
7821033 Semiconductor component comprising a drift zone and a drift control zone Oct. 26, 2010
7719031 Heterojunction biploar transistor and method for manufacturing same May. 18, 2010
7615849 Semiconductor device and manufacturing method thereof Nov. 10, 2009
7553687 Dual seed semiconductor photodetectors Jun. 30, 2009
7544585 Structure of strained silicon on insulator and method of manufacturing the same Jun. 9, 2009
7514730 Method of fabricating a non-floating body device with enhanced performance Apr. 7, 2009
7368763 Semiconductor device and manufacturing method thereof May. 6, 2008
7288802 Virtual body-contacted trigate Oct. 30, 2007
7233018 High voltage MOSFET having Si/SiGe heterojuction structure and method of manufacturing the same Jun. 19, 2007
7176504 SiGe MOSFET with an erosion preventing Si.sub.x1Ge.sub.y1 layer Feb. 13, 2007
7125786 Method of forming vias in silicon carbide and resulting devices and circuits Oct. 24, 2006
6949761 Structure for and method of fabricating a high-mobility field-effect transistor Sep. 27, 2005
6680489 Amorphous silicon carbide thin film coating Jan. 20, 2004
6268229 Integrated circuit devices and methods employing amorphous silicon carbide resistor materials Jul. 31, 2001
6080998 Amorphous silicon germanium thin film and photovoltaic element Jun. 27, 2000
6031250 Integrated circuit devices and methods employing amorphous silicon carbide resistor materials Feb. 29, 2000
5923049 Trichromatic sensor Jul. 13, 1999
5869851 Photoelectric conversion device with graded band gap and carrier concentration Feb. 9, 1999
5700467 Amorphous silicon carbide film and photovoltaic device using the same Dec. 23, 1997
5686734 Thin film semiconductor device and photoelectric conversion device using the thin film semiconductor device Nov. 11, 1997
5616932 Amorphous silicon germanium film and semiconductor device using the same Apr. 1, 1997
5403404 Multijunction photovoltaic device and method of manufacture Apr. 4, 1995
5324364 Pin junction photovoltaic device having an i-type a-SiGe semiconductor layer with a maximal point for the Ge content Jun. 28, 1994
5282993 Light-stable semiconductor material based on amorphous germanium and a method for its production Feb. 1, 1994
5279681 Photovoltaic device with layer region containing germanium therin Jan. 18, 1994
5246506 Multijunction photovoltaic device and fabrication method Sep. 21, 1993
5233265 Photoconductive imaging apparatus Aug. 3, 1993
5230753 Photostable amorphous silicon-germanium alloys Jul. 27, 1993
5206180 Process for producing an amorphous photoelectric transducer Apr. 27, 1993
5114498 Photovoltaic device May. 19, 1992
5104455 Amorphous semiconductor solar cell Apr. 14, 1992
5021103 Method of forming microcrystalline silicon-containing silicon carbide film Jun. 4, 1991
5011759 Semiconductor element and method of forming same and article in which said element is used Apr. 30, 1991
4980736 Electric conversion device Dec. 25, 1990
4849797 Thin film transistor Jul. 18, 1989
4839240 Multilayer photoconductive material Jun. 13, 1989
4782376 Photovoltaic device with increased open circuit voltage Nov. 1, 1988
4768072 Multilayer semiconductor device having an amorphous carbon and silicon layer Aug. 30, 1988
4572882 Photoconductive member containing amorphous silicon and germanium Feb. 25, 1986
4510224 Electrophotographic photoreceptors having amorphous silicon photoconductors Apr. 9, 1985
4478654 Amorphous silicon carbide method Oct. 23, 1984
4329699 Semiconductor device and method of manufacturing the same May. 11, 1982

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