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Class Information
Number: 257/579
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Bipolar transistor structure > With enlarged emitter area (e.g., power device) > With separate emitter areas connected in parallel
Description: Subject matter wherein there are a plurality of separate emitter areas which are electrically connected in parallel.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7411304 |
Semiconductor interconnect having conductive spring contacts |
Aug. 12, 2008 |
| 7319264 |
Semiconductor device |
Jan. 15, 2008 |
| 7239007 |
Bipolar transistor with divided base and emitter regions |
Jul. 3, 2007 |
| 7235860 |
Bipolar transistor including divided emitter structure |
Jun. 26, 2007 |
| 7135756 |
Array of cells including a selection bipolar transistor and fabrication method thereof |
Nov. 14, 2006 |
| 7112537 |
Method of fabricating interconnection structure of semiconductor device |
Sep. 26, 2006 |
| 7071514 |
Electrostatic discharge protection device |
Jul. 4, 2006 |
| 6930373 |
Circuit arrangement |
Aug. 16, 2005 |
| 6853053 |
BJT based ESD protection structure with improved current stability |
Feb. 8, 2005 |
| 6798019 |
IGBT with channel resistors |
Sep. 28, 2004 |
| 6784499 |
Semiconductor device serving as a protecting element |
Aug. 31, 2004 |
| 6762479 |
Microwave array transistor for low-noise and high-power applications |
Jul. 13, 2004 |
| 6740914 |
FET circuit block with reduced self-heating |
May. 25, 2004 |
| 6724067 |
Low stress thermal and electrical interconnects for heterojunction bipolar transistors |
Apr. 20, 2004 |
| 6700226 |
Multi-emitter bipolar transistor for bandgap reference circuits |
Mar. 2, 2004 |
| 6677625 |
Bipolar transistor |
Jan. 13, 2004 |
| 6674147 |
Semiconductor device having a bipolar transistor structure |
Jan. 6, 2004 |
| 6600179 |
Power amplifier with base and collector straps |
Jul. 29, 2003 |
| 6577200 |
High-frequency semiconductor device |
Jun. 10, 2003 |
| 6483188 |
Rf integrated circuit layout |
Nov. 19, 2002 |
| 6476495 |
Transistor which can minimize the DC resistance of the wiring and lead formed on a semiconductor chip |
Nov. 5, 2002 |
| 6445068 |
Semiconductor module |
Sep. 3, 2002 |
| 6316827 |
Semiconductor device having improved temperature distribution |
Nov. 13, 2001 |
| 6303973 |
Power transistor having large electric current capacity and semiconductor integrated circuit device using the same |
Oct. 16, 2001 |
| 6236072 |
Method and system for emitter partitioning for SiGe RF power transistors |
May. 22, 2001 |
| 6114746 |
Vertical PNP transistor and relative fabrication method |
Sep. 5, 2000 |
| 6087721 |
Semiconductor device with a high-frequency bipolar transistor on an insulating substrate |
Jul. 11, 2000 |
| 6087675 |
Semiconductor device with an insulation film having emitter contact windows filled with polysilicon film |
Jul. 11, 2000 |
| 6078095 |
Power transistor including a plurality of unit transistors |
Jun. 20, 2000 |
| 6064109 |
Ballast resistance for producing varied emitter current flow along the emitter's injecting edge |
May. 16, 2000 |
| 6046493 |
Semiconductor device with special emitter connection |
Apr. 4, 2000 |
| 6020623 |
Integrated structure with device having a preset reverse conduction threshold |
Feb. 1, 2000 |
| 5998855 |
Bipolar power transistor with buried base and interdigitated geometry |
Dec. 7, 1999 |
| 5962913 |
Bipolar transistor having a particular contact structure |
Oct. 5, 1999 |
| 5939768 |
Vertical bipolar power transistor with an integrated sensing circuit |
Aug. 17, 1999 |
| 5939739 |
Separation of thermal and electrical paths in flip chip ballasted power heterojunction bipolar transistors |
Aug. 17, 1999 |
| 5932922 |
Uniform current density and high current gain bipolar transistor |
Aug. 3, 1999 |
| 5907180 |
Ballast monitoring for radio frequency power transistors |
May. 25, 1999 |
| 5894164 |
High voltage semiconductor device |
Apr. 13, 1999 |
| 5850099 |
Thermally uniform transistor |
Dec. 15, 1998 |
| 5841184 |
Integrated emitter drain bypass capacitor for microwave/RF power device applications |
Nov. 24, 1998 |
| 5821602 |
RF power transistor having improved stability and gain |
Oct. 13, 1998 |
| 5821601 |
Bipolar semiconductor integrated circuit with a protection circuit |
Oct. 13, 1998 |
| 5821148 |
Method of fabricating a segmented emitter low noise transistor |
Oct. 13, 1998 |
| 5804867 |
Thermally balanced radio frequency power transistor |
Sep. 8, 1998 |
| 5793067 |
Hybrid transistor structure with widened leads for reduced thermal resistance |
Aug. 11, 1998 |
| 5786622 |
Bipolar transistor with a ring emitter |
Jul. 28, 1998 |
| 5734193 |
Termal shunt stabilization of multiple part heterojunction bipolar transistors |
Mar. 31, 1998 |
| 5723897 |
Segmented emitter low noise transistor |
Mar. 3, 1998 |
| 5644159 |
Semiconductor device including a band gap reference power supply device |
Jul. 1, 1997 |
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