Resources Contact Us Home
Browse by Category: Main > Physics
Class Information
Number: 257/E29.069
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Semiconductors devices adapted for rectifying, amplifying, oscillating, or switching, capacitors, or resistors with at least one potential-jump barrier or surface barrier (epo) > Electrical characteristics due to properties of entire semiconductor body rather than just surface region (epo) > Characterized by materials of semiconductor body (epo) > Single quantum well structures (epo)
Description: This subclass is indented under subclass E29.068. This subclass is substantially the same in scope as ECLA classification H01L29/12W.

Sub-classes under this class:

Class Number Class Name Patents
257/E29.071 Quantum box or quantum dot structures (epo) 194
257/E29.07 Quantum wire structures (epo) 127

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8674408 Reducing source/drain resistance of III-V based transistors Mar. 18, 2014
8648429 Semiconductor having chip stack, semiconductor system, and method of fabricating the semiconductor apparatus Feb. 11, 2014
8551868 Irradiation assisted nucleation of quantum confinements by atomic layer deposition Oct. 8, 2013
8455860 Reducing source/drain resistance of III-V based transistors Jun. 4, 2013
8421058 Light emitting diode structure having superlattice with reduced electron kinetic energy therein Apr. 16, 2013
8344425 Multi-gate III-V quantum well structures Jan. 1, 2013
8309948 Nitride semiconductor device Nov. 13, 2012
8294196 Erasable non-volatile memory device using hole trapping in high-K dielectrics Oct. 23, 2012
8279904 Semiconductor light-emitting device Oct. 2, 2012
8258497 Fabricating electronic-photonic devices having an active layer with spherical quantum dots Sep. 4, 2012
8258498 Quantum well MOSFET channels having uni-axial strain caused by metal source/drains, and conformal regrowth source/drains Sep. 4, 2012
8093584 Self-aligned replacement metal gate process for QWFET devices Jan. 10, 2012
8080820 Apparatus and methods for improving parallel conduction in a quantum well device Dec. 20, 2011
8076677 Semiconductor light emitting device Dec. 13, 2011
8053760 Thin film transistor Nov. 8, 2011
8044380 Nitride semiconductor light emitting device and fabrication method thereof Oct. 25, 2011
8017933 Compositionally-graded quantum-well channels for semiconductor devices Sep. 13, 2011
7994513 Silicon carbide semiconductor device including deep layer Aug. 9, 2011
7977664 Growth method of nitride semiconductor layer and light emitting device using the growth method Jul. 12, 2011
7977666 Quantum dot infrared photodetector apparatus Jul. 12, 2011
7964866 Low power floating body memory cell based on low bandgap material quantum well Jun. 21, 2011
7951684 Semiconductor device method of manfacturing a quantum well structure and a semiconductor device comprising such a quantum well structure May. 31, 2011
7947971 Quantum well MOSFET channels having uni-axial strain caused by metal source/drains, and conformal regrowth source/drains May. 24, 2011
7893426 Single-charge tunnelling device Feb. 22, 2011
7868334 Semiconductor light emitting device Jan. 11, 2011
7858454 Self-aligned T-gate carbon nanotube field effect transistor devices and method for forming the same Dec. 28, 2010
7851780 Semiconductor buffer architecture for III-V devices on silicon substrates Dec. 14, 2010
7795694 Quantum device, manufacturing method of the same and controlling method of the same Sep. 14, 2010
7776642 Quantum-well photoelectric device assembled from nanomembranes Aug. 17, 2010
7777216 Method of fabricating semiconductor device Aug. 17, 2010
7763931 Nonvolatile semiconductor memory device and method of manufacturing the same Jul. 27, 2010
7737429 Nitride based semiconductor device using nanorods and process for preparing the same Jun. 15, 2010
7671357 Method of fabricating semiconductor device Mar. 2, 2010
7662659 Methods of forming arrays of nanoscale building blocks Feb. 16, 2010
7638397 Method of forming quantum wire gate device Dec. 29, 2009
7632709 Method of manufacturing wafer level package Dec. 15, 2009
7619238 Heterostructure including light generating structure contained in potential well Nov. 17, 2009
7576353 Ballistic deflection transistor and logic circuits based on same Aug. 18, 2009
7435987 Forming a type I heterostructure in a group IV semiconductor Oct. 14, 2008
7358581 Quantum dot based pressure switch Apr. 15, 2008
7026693 Insulating film and electronic device Apr. 11, 2006
6773940 Resonant tunneling diode with adjusted effective masses Aug. 10, 2004
6593589 Semiconductor nitride structures Jul. 15, 2003
6459120 Semiconductor device and manufacturing method of the same Oct. 1, 2002
6376858 Resonant tunneling diode with adjusted effective masses Apr. 23, 2002
5922621 Quantum semiconductor device and a fabrication process thereof Jul. 13, 1999
5679179 Method of forming GaAs/AlGaAs hetero-structure and GaAs/AlGaAs hetero-structure obtained by the method Oct. 21, 1997
5656821 Quantum semiconductor device with triangular etch pit Aug. 12, 1997
5521404 Group III-V interdiffusion prevented hetero-junction semiconductor device May. 28, 1996
5311009 Quantum well device for producing localized electron states for detectors and modulators May. 10, 1994

1 2

  Recently Added Patents
Antenna device
Target output device and extreme ultraviolet light source apparatus
Portable hand-held multi-function device for storing, managing and combining rewards
Method of transmitting data using spatial multiplexing
SIC semiconductor device and method for manufacturing the same
High-speed comparator with asymmetric frequency response
  Randomly Featured Patents
Semiconductor device including analog circuit and digital circuit
Non-volatile memory saving cell information in a non-volatile memory array
Dance ring video game
Process for the preparation of alkali metal salts of diformylamide
AG roller chain wear gauge
Method for forming a packaged semiconductor device having a ground plane
Distributed hierarchical rendering and provisioning of cloud services
Modular sleeve yoke
Optimum flow noise cancelling hydrophone module
Animal chew and play toy and a treat container