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Class Information
Number: 257/E31.103
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) > Structurally associated with electric light source (e.g., electroluminescent light source) (epo) > Radiation-sensitive semiconductor device controlled by light source (epo)
Description: This subclass is indented under subclass E31.095. This subclass is substantially the same in scope as ECLA classification H01L31/16.

Sub-classes under this class:

Class Number Class Name Patents
257/E31.107 Radiation-sensitive semiconductor device with potential or surface barrier (epo) 5
257/E31.104 Radiation-sensitive semiconductor device without potential or surface barrier (e.g., photoresistor) (epo) 8
257/E31.108 Semiconductor light source and radiation-sensitive semiconductor device both having potential or surface barrier (epo) 168

Patents under this class:

Patent Number Title Of Patent Date Issued
7998780 Thinned image sensor with trench-insulated contact terminals Aug. 16, 2011
7923279 Method and structure for reducing cross-talk in image sensor devices Apr. 12, 2011
7824948 Method and structure for reducing cross-talk in image sensor devices Nov. 2, 2010
7741143 Image sensor having 3-dimensional transfer transistor and its method of manufacture Jun. 22, 2010
7687304 Current-driven device using NiMn alloy and method of manufacture Mar. 30, 2010
7122840 Image sensor with optical guard ring and fabrication method thereof Oct. 17, 2006
6958969 Optical semiconductor component package and optical pickup device Oct. 25, 2005
6677580 Photo-interrupter and semiconductor device using it Jan. 13, 2004
6396967 Optoelectronic integrated circuit device May. 28, 2002
6025610 Solid relay and method of producing the same Feb. 15, 2000
5406543 Optical head with semiconductor laser Apr. 11, 1995
5285085 Photo-coupling device with improved light shading plate holding means Feb. 8, 1994
5148039 Photocoupler housing suitable for surface mounting to a circuit board Sep. 15, 1992
5017986 Optical device mounting apparatus May. 21, 1991
4805006 Light receiving element Feb. 14, 1989
4794431 Package for photoactivated semiconductor device Dec. 27, 1988
4683489 Common housing for two semi-conductor bodies Jul. 28, 1987
4539480 Electrical isolation system Sep. 3, 1985
4523090 Light controlled fader Jun. 11, 1985
4457582 Fibre optic terminals for use with bidirectional optical fibres Jul. 3, 1984
4456828 Optoelectronic coupler housing Jun. 26, 1984
4450461 Low cost high isolation voltage optocoupler with improved light transmissivity May. 22, 1984
4446375 Optocoupler having folded lead frame construction May. 1, 1984
4445043 Method of making an optocoupler Apr. 24, 1984
4438338 Low profile optical coupling for an optoelectronic module Mar. 20, 1984
4354115 Photocoupling device Oct. 12, 1982
4322628 Photo-electric coupling device Mar. 30, 1982
4307297 Opto-electronic device Dec. 22, 1981
4307298 Optically toggled bilateral switch having low leakage current Dec. 22, 1981
4292735 Method of manufacturing a coplanar photocoupler Oct. 6, 1981
4284898 High voltage stable optical coupler Aug. 18, 1981
4279465 Device for transmitting and receiving optical data on the same optical transmission line Jul. 21, 1981
4271365 Optocoupler having improved isolation Jun. 2, 1981
4266140 Positioning means for optically couplable circuit elements May. 5, 1981
4237382 Photocoupler device Dec. 2, 1980
4212023 Bilateral phototransistor Jul. 8, 1980
4211923 Fluid tight ultrasonically welded photoelectric device Jul. 8, 1980
4207464 Photoelectric switch Jun. 10, 1980
4203792 Method for the fabrication of devices including polymeric materials May. 20, 1980
4179619 Optocoupler having internal reflection and improved isolation capabilities Dec. 18, 1979
4160308 Optically coupled isolator device and method of making same Jul. 10, 1979
4125777 Radiation emitter-detector package Nov. 14, 1978
4114177 Optically coupled device with diffusely reflecting enclosure Sep. 12, 1978
4112308 Optical coupling system Sep. 5, 1978
4095116 Electro-optical coupling element Jun. 13, 1978
4047045 Optical coupler Sep. 6, 1977
4027322 Zero point switching thyristor having an isolated emitter region May. 31, 1977
4021665 Light beam switch housing structure May. 3, 1977

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