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Class Information
Number: 257/552
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Integrated circuit structure with electrically isolated components > With pn junction isolation > With bipolar transistor structure
Description: Subject matter wherein the junction isolation is formed in an integrated circuit between active devices at least one of which has a bipolar transistor structure.


Sub-classes under this class:

Class Number Class Name Patents
257/555 Complementary bipolar transistor structures (e.g., integrated injection logic, i 2 l) 102
257/553 Transistors of same conductivity type (e.g., npn) having different current gain or different operating voltage characteristics 36
257/554 With connecting region made of polycrystalline semiconductor material (e.g., polysilicon base contact) 60


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7439607 Beta control using a rapid thermal oxidation Oct. 21, 2008
7361991 Closed air gap interconnect structure Apr. 22, 2008
7358545 Bipolar junction transistor Apr. 15, 2008
7332752 Optoelectronic circuit employing a heterojunction thyristor device to convert a digital optical signal to a digital electrical signal Feb. 19, 2008
7301220 Semiconductor device and method of forming a semiconductor device Nov. 27, 2007
7276744 Semiconductor device and method of manufacturing the same Oct. 2, 2007
7265018 Method to build self-aligned NPN in advanced BiCMOS technology Sep. 4, 2007
7265434 Modular bipolar-CMOS-DMOS analog integrated circuit and power transistor technology Sep. 4, 2007
7224064 Semiconductor device having conductive interconnections and porous and nonporous insulating portions May. 29, 2007
7173316 Semiconductor device Feb. 6, 2007
7144785 Method of forming isolation trench with spacer formation Dec. 5, 2006
7126171 Bipolar transistor Oct. 24, 2006
7071500 Semiconductor device and manufacturing method for the same Jul. 4, 2006
7071516 Semiconductor device and driving circuit for semiconductor device Jul. 4, 2006
7067898 Semiconductor device having a self-aligned base contact and narrow emitter Jun. 27, 2006
7026690 Memory devices and electronic systems comprising integrated bipolar and FET devices Apr. 11, 2006
6995453 High voltage integrated circuit including bipolar transistor within high voltage island area Feb. 7, 2006
6992338 CMOS transistor spacers formed in a BiCMOS process Jan. 31, 2006
6984593 Beta control using a rapid thermal oxidation Jan. 10, 2006
6977425 Semiconductor device having a lateral MOSFET and combined IC using the same Dec. 20, 2005
6972442 Efficiently fabricated bipolar transistor Dec. 6, 2005
6972466 Bipolar transistors with low base resistance for CMOS integrated circuits Dec. 6, 2005
6967406 Semiconductor integrated circuit Nov. 22, 2005
6953981 Semiconductor device with deep substrates contacts Oct. 11, 2005
6936910 BiCMOS technology on SOI substrates Aug. 30, 2005
6881998 Semiconductor device and method for producing the same Apr. 19, 2005
6878976 Carbon-modulated breakdown voltage SiGe transistor for low voltage trigger ESD applications Apr. 12, 2005
6867090 Semiconductor device and method of manufacturing thereof Mar. 15, 2005
6858916 Semiconductor memory device with series-connected antifuse-components Feb. 22, 2005
6853048 Bipolar transistor having an isolation structure located under the base, emitter and collector and a method of manufacture thereof Feb. 8, 2005
6838709 Bipolar transistor Jan. 4, 2005
6838745 Semiconductor device having a separation structure for high withstand voltage Jan. 4, 2005
6828635 Method for making high-gain vertical bipolar junction transistor structures compatible with CMOS process Dec. 7, 2004
6808999 Method of making a bipolar transistor having a reduced base transit time Oct. 26, 2004
6800926 Tracking circuit Oct. 5, 2004
6768145 Semiconductor integrated circuit device Jul. 27, 2004
6759731 Bipolar junction transistor and fabricating method Jul. 6, 2004
6724050 ESD improvement by a vertical bipolar transistor with low breakdown voltage and high beta Apr. 20, 2004
6717235 Semiconductor integrated circuit device having a test path Apr. 6, 2004
6713780 Process using poly-buffered STI Mar. 30, 2004
6703283 Discontinuous dielectric interface for bipolar transistors Mar. 9, 2004
6703685 Super self-aligned collector device for mono-and hetero bipolar junction transistors Mar. 9, 2004
6653708 Complementary metal oxide semiconductor with improved single event performance Nov. 25, 2003
6624502 Method and device for limiting the substrate potential in junction isolated integrated circuits Sep. 23, 2003
6617646 Reduced substrate capacitance high performance SOI process Sep. 9, 2003
6608383 Semiconductor device including capacitor with lower electrode including iridium and iridium oxide layers Aug. 19, 2003
6603186 Bipolar transistor with base drive circuit protection Aug. 5, 2003
6566756 Semiconductor device with porous interlayer film of a range of average diameter having partially closed holes May. 20, 2003
6509625 Guard structure for bipolar semiconductor device Jan. 21, 2003
6384433 Voltage variable resistor from HBT epitaxial layers May. 7, 2002

1 2 3 4


 
 
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