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Class Information
Number: 257/134
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Regenerative type switching device (e.g., scr, comfet, thyristor) > Combined with field effect transistor > J-fet (junction field effect transistor)
Description: Subject matter wherein the field effect transistor combined with the regenerative action junction type switching device is a junction field effect transistor, i.e., a field effect transistor wherein the gate region is isolated from the conducting channel by a rectifying pn junction or Schottky barrier junction.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7598547 |
Low noise vertical variable gate control voltage JFET device in a BiCMOS process and methods to build this device |
Oct. 6, 2009 |
| 7582922 |
Semiconductor device |
Sep. 1, 2009 |
| 7569873 |
Integrated circuit using complementary junction field effect transistor and MOS transistor in silicon and silicon alloys |
Aug. 4, 2009 |
| 7538370 |
Semiconductor device having reduced gate charge and reduced on resistance and method |
May. 26, 2009 |
| 7535032 |
Single-chip common-drain JFET device and its applications |
May. 19, 2009 |
| 7531849 |
High performance FET devices |
May. 12, 2009 |
| 7518189 |
Independently-double-gated field effect transistor |
Apr. 14, 2009 |
| 7508013 |
Versatile system for cross-lateral junction field effect transistor |
Mar. 24, 2009 |
| 7491987 |
Junction field effect thin film transistor |
Feb. 17, 2009 |
| 7485509 |
Semiconductor device provided by silicon carbide substrate and method for manufacturing the same |
Feb. 3, 2009 |
| 7479672 |
Power junction field effect power transistor with highly vertical channel and uniform channel opening |
Jan. 20, 2009 |
| 7453107 |
Method for applying a stress layer to a semiconductor device and device formed therefrom |
Nov. 18, 2008 |
| 7378688 |
Method and apparatus for a low noise JFET device on a standard CMOS process |
May. 27, 2008 |
| 7365373 |
Thyristor-type memory device |
Apr. 29, 2008 |
| 7348228 |
Deep buried channel junction field effect transistor (DBCJFET) |
Mar. 25, 2008 |
| 7342281 |
Electrostatic discharge protection circuit using triple welled silicon controlled rectifier |
Mar. 11, 2008 |
| 7335952 |
Semiconductor device and manufacturing method therefor |
Feb. 26, 2008 |
| 7335928 |
Semiconductor device having a metal conductor in ohmic contact with the gate region on the bottom of each the first groove |
Feb. 26, 2008 |
| 7314801 |
Semiconductor device having a surface conducting channel and method of forming |
Jan. 1, 2008 |
| 7312481 |
Reliable high-voltage junction field effect transistor and method of manufacture therefor |
Dec. 25, 2007 |
| 7291874 |
Laser dicing apparatus for a gallium arsenide wafer and method thereof |
Nov. 6, 2007 |
| 7288800 |
Versatile system for cross-lateral junction field effect transistor |
Oct. 30, 2007 |
| 7268378 |
Structure for reduced gate capacitance in a JFET |
Sep. 11, 2007 |
| 7230283 |
Semiconductor device having a metal conductor in ohmic contact with the gate region on the bottom of each groove |
Jun. 12, 2007 |
| 7205215 |
Fabrication method of thin film transistor |
Apr. 17, 2007 |
| 7202528 |
Normally-off integrated JFET power switches in wide bandgap semiconductors and methods of making |
Apr. 10, 2007 |
| 7183598 |
Colors only process to reduce package yield loss |
Feb. 27, 2007 |
| 7164160 |
Integrated circuit device with a vertical JFET |
Jan. 16, 2007 |
| 7154130 |
Semiconductor device provided by silicon carbide substrate and method for manufacturing the same |
Dec. 26, 2006 |
| 7119380 |
Lateral trench field-effect transistors in wide bandgap semiconductor materials, methods of making, and integrated circuits incorporating the transistors |
Oct. 10, 2006 |
| 7075132 |
Programmable junction field effect transistor and method for programming the same |
Jul. 11, 2006 |
| 7005678 |
Silicon carbide semiconductor device having junction field effect transistor and method for manufacturing the same |
Feb. 28, 2006 |
| 6936866 |
Semiconductor component |
Aug. 30, 2005 |
| 6921932 |
JFET and MESFET structures for low voltage, high current and high frequency applications |
Jul. 26, 2005 |
| 6909125 |
Implant-controlled-channel vertical JFET |
Jun. 21, 2005 |
| 6894346 |
Semiconductor device |
May. 17, 2005 |
| 6861678 |
Double diffused vertical JFET |
Mar. 1, 2005 |
| 6822275 |
Transverse junction field effect transistor |
Nov. 23, 2004 |
| 6780694 |
MOS transistor |
Aug. 24, 2004 |
| 6777722 |
Method and structure for double dose gate in a JFET |
Aug. 17, 2004 |
| 6740907 |
Junction field-effect transistor |
May. 25, 2004 |
| 6696706 |
Structure and method for a junction field effect transistor with reduced gate capacitance |
Feb. 24, 2004 |
| 6661056 |
DMOS transistor protected against polarity reversal |
Dec. 9, 2003 |
| 6653666 |
J-FET semiconductor configuration |
Nov. 25, 2003 |
| 6551865 |
Silicon carbide semiconductor device and method of fabricating the same |
Apr. 22, 2003 |
| 6486011 |
JFET structure and manufacture method for low on-resistance and low voltage application |
Nov. 26, 2002 |
| 6448581 |
Mitigation of deleterious effects of micropipes in silicon carbide devices |
Sep. 10, 2002 |
| 6423986 |
Field-controlled high-power semiconductor devices |
Jul. 23, 2002 |
| 6410950 |
Geometrically coupled field-controlled-injection diode, voltage limiter and freewheeling diode having the geometrically coupled field-controlled-injection diode |
Jun. 25, 2002 |
| 6355513 |
Asymmetric depletion region for normally off JFET |
Mar. 12, 2002 |
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