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Class Information
Number: 257/147
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Regenerative type switching device (e.g., scr, comfet, thyristor) > With extended latchup current level (e.g., gate turn off "gto" device)
Description: Subject matter wherein the regenerative switching device includes means to provide regenerative action without latchup over an extended current range of the device, i.e., extends IH


Sub-classes under this class:

Class Number Class Name Patents
257/152 Cathode emitter or cathode electrode feature 121
257/153 Gate region or electrode feature 130
257/149 Having anode shunt means 77
257/148 Having impurity doping for gain reduction 37
257/150 With specified housing or external terminal 33


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7582939 Semiconductor diode, electronic component and voltage source inverter Sep. 1, 2009
7560773 Semiconductor device Jul. 14, 2009
7544970 Semiconductor device and method of producing the same, and power conversion apparatus incorporating this semiconductor device Jun. 9, 2009
7498614 Voltage sustaining layer with opposite-doped islands for semiconductor power devices Mar. 3, 2009
7462888 Semiconductor device and method of producing the same, and power conversion apparatus incorporating this semiconductor device Dec. 9, 2008
7462886 Semiconductor device and method of producing the same, and power conversion apparatus incorporating this semiconductor device Dec. 9, 2008
7456439 Vertical thyristor-based memory with trench isolation and its method of fabrication Nov. 25, 2008
7391057 High voltage silicon carbide devices having bi-directional blocking capabilities Jun. 24, 2008
7335947 Angled implant for shorter trench emitter Feb. 26, 2008
7309898 Method and apparatus for providing noise suppression in an integrated circuit Dec. 18, 2007
7242036 Semiconductor element Jul. 10, 2007
7227197 Semiconductor high-voltage devices Jun. 5, 2007
7173290 Thyristor switch with turn-off current shunt, and operating method Feb. 6, 2007
7144792 Method and apparatus for fabricating and connecting a semiconductor power switching device Dec. 5, 2006
7126204 Integrated semiconductor circuit with an electrically programmable switching element Oct. 24, 2006
RE38953 Insulated gate semiconductor device and method of manufacturing the same Jan. 31, 2006
6936867 Semiconductor high-voltage devices Aug. 30, 2005
6933541 Emitter turn-off thyristors (ETO) Aug. 23, 2005
6900477 Processing technique to improve the turn-off gain of a silicon carbide gate turn-off thyristor and an article of manufacture May. 31, 2005
6861706 Compensation semiconductor component Mar. 1, 2005
6727529 Semiconductor capacitively-coupled NDR device and related applications in high-density high-speed memories and in power switches Apr. 27, 2004
6727528 Thyristor-based device including trench dielectric isolation for thyristor-body regions Apr. 27, 2004
6713791 T-RAM array having a planar cell structure and method for fabricating the same Mar. 30, 2004
6703642 Silicon carbide (SiC) gate turn-off (GTO) thyristor structure for higher turn-off gain and larger voltage blocking when in the off-state Mar. 9, 2004
6696705 Power semiconductor component having a mesa edge termination Feb. 24, 2004
6690038 Thyristor-based device over substrate surface Feb. 10, 2004
6683348 Insulated gate bipolar semiconductor device transistor with a ladder shaped emitter Jan. 27, 2004
6677622 Semiconductor device having insulated gate bipolar transistor with dielectric isolation structure Jan. 13, 2004
6657239 Power-switching semiconductor device Dec. 2, 2003
6635906 Voltage sustaining layer with opposite-doped islands for semi-conductor power devices Oct. 21, 2003
6605830 Power semiconductor device including an IGBT with a MOS transistor as a current suppressing device incorporated therein Aug. 12, 2003
6583452 Thyristor-based device having extended capacitive coupling Jun. 24, 2003
6580101 GaN-based compound semiconductor device Jun. 17, 2003
6570193 Reverse conducting thyristor device, pressure-connection type semiconductor device and semiconductor substrate May. 27, 2003
6528826 Depletion type MOS semiconductor device and MOS power IC Mar. 4, 2003
6525374 Semiconductor component with a high breakdown voltage Feb. 25, 2003
6521919 Semiconductor device of reduced thermal resistance and increased operating area Feb. 18, 2003
6501099 Modified-anode gate turn-off thyristor Dec. 31, 2002
6469344 Semiconductor device having low on resistance high speed turn off and short switching turn off storage time Oct. 22, 2002
6448586 Semiconductor current-switching device having operational enhancer and method therefor Sep. 10, 2002
6445013 Gate commutated turn-off semiconductor device Sep. 3, 2002
6441408 Power semiconductor component for high reverse voltages Aug. 27, 2002
6423986 Field-controlled high-power semiconductor devices Jul. 23, 2002
6384431 Insulated gate bipolar transistor May. 7, 2002
6359306 Semiconductor device and method of manufacturing thereof Mar. 19, 2002
6355948 Semiconductor integrated circuit device Mar. 12, 2002
6339231 Gate commutated turn-off thyristor module Jan. 15, 2002
6323547 Pressure contact type semiconductor device with ringshaped gate terminal Nov. 27, 2001
6271545 Asymmetrical thyristor with blocking/sweep voltage independent of temperature behavior Aug. 7, 2001
6252259 Semiconductor switching device having different carrier lifetimes between a first portion serving as a main current path and the remaining portion of the device Jun. 26, 2001

1 2 3 4


 
 
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