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Class Information
Number: 257/188
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Heterojunction device > Light responsive structure > Having narrow energy band gap (
Description: Subject matter wherein the light responsive device contains a narrow energy band gap (<<1eV) layer (e.g., PbSnTe or HgCdTe).










Sub-classes under this class:

Class Number Class Name Patents
257/189 Layer is a group iii-v semiconductor compound 345


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8691618 Metal species surface treatment of thin film photovoltaic cell and manufacturing method Apr. 8, 2014
8686471 Minority carrier based HgCdTe infrared detectors and arrays Apr. 1, 2014
8669588 Epitaxially-grown position sensitive detector Mar. 11, 2014
8628989 Tri-gate field-effect transistors formed by aspect ration trapping Jan. 14, 2014
8610170 Compound semiconductor light-receiving element array Dec. 17, 2013
8513775 CdTe semiconductor substrate for epitaxial growth and substrate container Aug. 20, 2013
8502271 Barrier photodetector with planar top layer Aug. 6, 2013
8373156 Biological component detection device Feb. 12, 2013
8330187 GaN-based field effect transistor Dec. 11, 2012
8299497 Near-infrared photodetector with reduced dark current Oct. 30, 2012
8274096 Semiconductor device and method Sep. 25, 2012
8169003 Termination and contact structures for a high voltage GaN-based heterojunction transistor May. 1, 2012
8134179 Photodiode with a reduced dark current and method for the production thereof Mar. 13, 2012
8093559 Methods and apparatus for three-color infrared sensors Jan. 10, 2012
7943963 Organic light-emitting display device May. 17, 2011
7939853 Termination and contact structures for a high voltage GaN-based heterojunction transistor May. 10, 2011
7928473 Depletion-less photodiode with suppressed dark current and method for producing the same Apr. 19, 2011
7892879 Manufacture of cadmium mercury telluride on patterned silicon Feb. 22, 2011
7829915 Avalanche photodiode Nov. 9, 2010
7823118 Computer readable medium having multiple instructions stored in a computer readable device Oct. 26, 2010
7799592 Tri-gate field-effect transistors formed by aspect ratio trapping Sep. 21, 2010
7795640 Depletion-less photodiode with suppressed dark current and method for producing the same Sep. 14, 2010
7795639 Avalanche photodiode Sep. 14, 2010
7728352 Damascene conductive line for contacting an underlying memory element Jun. 1, 2010
7687874 Surface illuminated photodiode and optical receiver module Mar. 30, 2010
7615477 Method of fabricating a BGA package having decreased adhesion Nov. 10, 2009
7608825 Image pickup device, vision enhancement apparatus, night-vision apparatus, navigation support apparatus, and monitoring apparatus Oct. 27, 2009
7592654 Reduced crosstalk CMOS image sensors Sep. 22, 2009
7525131 Photoelectric surface and photodetector Apr. 28, 2009
7504672 Separate absorption and detection diode Mar. 17, 2009
7459730 Separate absorption and detection diode for VLWIR Dec. 2, 2008
7397066 Microelectronic imagers with curved image sensors and methods for manufacturing microelectronic imagers Jul. 8, 2008
7368762 Heterojunction photodiode May. 6, 2008
7268374 Semiconductor device and method of its manufacture Sep. 11, 2007
7214971 Semiconductor light-receiving device May. 8, 2007
7202511 Near-infrared visible light photon counter Apr. 10, 2007
7112829 Light emitting device and method for making same Sep. 26, 2006
7102185 Lightshield architecture for interline transfer image sensors Sep. 5, 2006
7049641 Use of deep-level transitions in semiconductor devices May. 23, 2006
7045833 Avalanche photodiodes with an impact-ionization-engineered multiplication region May. 16, 2006
7042003 Light receiving element using interconnected nanoparticles May. 9, 2006
7038253 GaN-based field effect transistor of a normally-off type May. 2, 2006
6906358 Nonequilibrium photodetector with superlattice exclusion layer Jun. 14, 2005
6894322 Back illuminated photodiodes May. 17, 2005
6888208 Square-law detector based on spin injection and nanowires May. 3, 2005
6855948 Low base-emitter voltage heterojunction bipolar transistor Feb. 15, 2005
6815250 Method for manufacturing infrared detector using diffusion of hydrogen plasma Nov. 9, 2004
6790701 Method of manufacturing a multi-wavelength semiconductor image sensor Sep. 14, 2004
6756613 Shallow-mesa structure for planar PIN and APD photodiodes Jun. 29, 2004
6677655 Silicon wafer with embedded optoelectronic material for monolithic OEIC Jan. 13, 2004

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