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Class Information
Number: 438/380
Name: Semiconductor device manufacturing: process > Avalanche diode manufacture (e.g., impatt, trappat, etc.)
Description: Process for making a device which is configured to operate in a manner in which an external voltage is applied in the reverse-conducting direction of the semiconductor device junction with sufficient magnitude to cause the potential barrier at the junction to breakdown due to electrons or holes gaining sufficient speed to dislodge valence electrons and thus create more hole-electron current carriers resulting in a sudden change from high dynamic electrical resistance to very low dynamic resistance.


Patents under this class:
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Patent Number Title Of Patent Date Issued
4959328 Method for manufacturing a semiconductor component contactable on both sides Sep. 25, 1990
4905071 Monolithic series-shunt diode switch Feb. 27, 1990
4886762 Monolithic temperature compensated voltage-reference diode and method for its manufacture Dec. 12, 1989
4859633 Process for fabricating monolithic microwave diodes Aug. 22, 1989
4775643 Mesa zener diode and method of manufacture thereof Oct. 4, 1988
4742021 Subsurface zener diode and method of making May. 3, 1988
4637126 Method for making an avalanche photodiode Jan. 20, 1987
4596070 Interdigitated IMPATT devices Jun. 24, 1986
4596069 Three dimensional processing for monolithic IMPATTs Jun. 24, 1986
4473941 Method of fabricating zener diodes Oct. 2, 1984
4400221 Fabrication of gallium arsenide-germanium heteroface junction device Aug. 23, 1983
4384400 Method of fabricating monolithically interconnected series-parallel avalanche diodes May. 24, 1983
4373255 Method of making oxide passivated mesa epitaxial diodes with integral plated heat sink Feb. 15, 1983
4370797 Method of semiconductor device for generating electron beams Feb. 1, 1983
4323909 Planar avalanche diode with a breakdown voltage between 4 and 8 volts Apr. 6, 1982
4279070 Method of making integrated waveguide cavities Jul. 21, 1981
4230505 Method of making an impatt diode utilizing a combination of epitaxial deposition, ion implantation and substrate removal Oct. 28, 1980
4203781 Laser deformation of semiconductor junctions May. 20, 1980
4201604 Process for making a negative resistance diode utilizing spike doping May. 6, 1980
4189342 Semiconductor device comprising projecting contact layers Feb. 19, 1980
4186407 Heterojunction avalanche diode with a ternary alloy of gallium, indium and arsenic, and a binary alloy of indium and phosphorus Jan. 29, 1980
4162203 Method of making a narrow-band inverted homo-heterojunction avalanche photodiode Jul. 24, 1979
4155777 Zener diode incorporating an ion implanted layer establishing the breakdown point below the surface May. 22, 1979
4126932 Structure and process for millimetric wave sources integrated in a radial waveguide Nov. 28, 1978
4119440 Method of making ion implanted zener diode Oct. 10, 1978
4106959 Producing high efficiency gallium arsenide IMPATT diodes utilizing a gas injection system Aug. 15, 1978
4104085 Method of manufacturing a semiconductor device by implanting ions through bevelled oxide layer in single masking step Aug. 1, 1978
4102037 Method of creating a millimeter wave source and of adapting such a source to waveguide transmission Jul. 25, 1978
4099318 Semiconductor devices Jul. 11, 1978
4064620 Ion implantation process for fabricating high frequency avalanche devices Dec. 27, 1977
4062103 Method for manufacturing a semiconductor device Dec. 13, 1977
4045252 Method of manufacturing a semiconductor structure for microwave operation, including a very thin insulating or weakly doped layer Aug. 30, 1977
4038106 Four-layer trapatt diode and method for making same Jul. 26, 1977
4033810 Method for making avalanche semiconductor amplifier Jul. 5, 1977
4030943 Planar process for making high frequency ion implanted passivated semiconductor devices and microwave integrated circuits Jun. 21, 1977
4029542 Method for sloping the sidewalls of multilayer P+ PN+ junction mesa structures Jun. 14, 1977
4028140 Semiconductor device manufacture Jun. 7, 1977
4007104 Mesa fabrication process Feb. 8, 1977
3986192 High efficiency gallium arsenide impatt diodes Oct. 12, 1976
3981073 Lateral semiconductive device and method of making same Sep. 21, 1976
3961989 Method of making IMPATT diode and resulting diode Jun. 8, 1976
3955270 Methods for making semiconductor devices May. 11, 1976
3953254 Method of producing temperature compensated reference diodes utilizing selective epitaxial growth Apr. 27, 1976

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