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Class Information
Number: 257/E21.353
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Processes or apparatus adapted for manufacture or treatment of semiconductor or solid-state devices or of parts thereof (epo) > Manufacture or treatment of semiconductor device (epo) > Device having at least one potential-jump barrier or surface barrier, e.g., pn junction, depletion layer, carrier concentration layer (epo) > Device having semiconductor body comprising group iv elements or group iii-v compounds with or without impurities, e.g., doping materials (epo) > Multi-step process for manufacture of device of bipolar type, e.g., diodes, transistors, thyristors, resistors, capacitors) (epo) > Device comprising one or two electrodes, e.g., diode, resistor or capacitor with pn or schottky junctions (epo) > Diode (epo) > Tunnel diode (epo)
Description: This subclass is indented under subclass E21.352. This subclass is substantially the same in scope as ECLA classification H01L21/329B2.










Patents under this class:

Patent Number Title Of Patent Date Issued
8629047 Quantum tunneling devices and circuits with lattice-mismatched semiconductor structures Jan. 14, 2014
8273643 Diodes, and methods of forming diodes Sep. 25, 2012
8216951 Quantum tunneling devices and circuits with lattice-mismatched semiconductor structures Jul. 10, 2012
8217495 High-frequency bridge suspended diode Jul. 10, 2012
7943471 Diode with asymmetric silicon germanium anode May. 17, 2011
7858506 Diodes, and methods of forming diodes Dec. 28, 2010
7700466 Tunneling effect transistor with self-aligned gate Apr. 20, 2010
7183143 Method for forming nitrided tunnel oxide layer Feb. 27, 2007
6803598 Si-based resonant interband tunneling diodes and method of making interband tunneling diodes Oct. 12, 2004
6291832 Resonant tunneling diode latch Sep. 18, 2001
6103583 Method for producing quantization functional device Aug. 15, 2000
5945687 Quantization functional device, quantization functional apparatus utilizing the same, and method for producing the same Aug. 31, 1999
5796119 Silicon resonant tunneling Aug. 18, 1998
5739544 Quantization functional device utilizing a resonance tunneling effect and method for producing the same Apr. 14, 1998
5606177 Silicon oxide resonant tunneling diode structure Feb. 25, 1997
5514620 Method of producing PN junction device May. 7, 1996
5514614 Method for producing quantization functional device utilizing a resonance tunneling effect May. 7, 1996
5486706 Quantization functional device utilizing a resonance tunneling effect and method for producing the same Jan. 23, 1996
5466303 Semiconductor device and manufacturing method therefor Nov. 14, 1995
5422305 Method of forming implanted silicon resonant tunneling barriers Jun. 6, 1995











 
 
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