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Class Information
Number: 257/E31.055
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) > Characterized by only one potential or surface barrier (epo)
Description: This subclass is indented under subclass E31.054. This subclass is substantially the same in scope as ECLA classification H01L31/102.










Sub-classes under this class:

Class Number Class Name Patents
257/E31.061 Pin potential barrier (epo) 248
257/E31.067 Pn heterojunction potential barrier (epo) 123
257/E31.057 Pn homojunction potential barrier (epo) 159
257/E31.056 Potential barrier being of point contact type (epo) 3
257/E31.063 Potential barrier working in avalanche mode (e.g., avalanche photodiode) (epo) 143
257/E31.065 Schottky potential barrier (epo) 144


Patents under this class:

Patent Number Title Of Patent Date Issued
8604867 Energy harvesting in integrated circuit packages Dec. 10, 2013
8519503 High speed backside illuminated, front side contact photodiode array Aug. 27, 2013
8476102 Solid state image pickup device and method for manufacturing solid state image pickup device Jul. 2, 2013
8441089 Multilayer bispectral photodiode detector May. 14, 2013
8022493 Image sensor and manufacturing method thereof Sep. 20, 2011
7994554 CMOS image sensor and manufacturing method thereof Aug. 9, 2011
7943976 CMOS image sensor and manufacturing method thereof May. 17, 2011
7812355 Semiconductor device and method for manufacturing the same, liquid crystal television, and EL television Oct. 12, 2010
7696592 Solid state imaging apparatus method for fabricating the same and camera using the same Apr. 13, 2010
7586139 Photo-sensor and pixel array with backside illumination and method of forming the photo-sensor Sep. 8, 2009
7521278 Isolation method for low dark current imager Apr. 21, 2009
7504672 Separate absorption and detection diode Mar. 17, 2009
7005687 Photodetector Feb. 28, 2006
6660537 Method of inducing movement of charge carriers through a semiconductor material Dec. 9, 2003
6163061 Infrared solid-state image sensor and manufacturing method thereof Dec. 19, 2000
6107643 Photoconductive switch with doping adapted to the intensity distribution of an illumination source thereof Aug. 22, 2000
6103544 Multiple color infrared detector Aug. 15, 2000
5818051 Multiple color infrared detector Oct. 6, 1998
4747649 Monolithically integrated WDM demultiplex module and method of manufacture of such module May. 31, 1988
4616403 Configuration of a metal insulator semiconductor with a processor based gate Oct. 14, 1986
4556790 Photodetector having a contoured, substantially periodic surface Dec. 3, 1985
4555622 Photodetector having semi-insulating material and a contoured, substantially periodic surface Nov. 26, 1985
4403239 MIS Type semiconductor photoelectric conversion device Sep. 6, 1983
4137543 Light detector arrangement Jan. 30, 1979
4025910 Solid-state camera employing non-volatile charge storage elements May. 24, 1977
3987474 Non-volatile charge storage elements and an information storage apparatus employing such elements Oct. 19, 1976











 
 
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