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Class Information
Number: 257/548
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Integrated circuit structure with electrically isolated components > With pn junction isolation > At least three regions of alternating conductivity types with dopant concentration gradients decreasing from surface of semiconductor (e.g., "triple-diffused" integrated circuit)
Description: Subject matter including at least three regions of alternating conductivity type (p or n), with each successive region contained within the previous region, and each of the regions having a doping concentration which decreases with distance from the same external surface of the semiconductor body.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8603918 Semiconductor devices and methods of manufacture thereof Dec. 10, 2013
8479384 Methods for integrated circuit fabrication with protective coating for planarization Jul. 9, 2013
8354723 Electro-static discharge protection device, semiconductor device, and method for manufacturing electro-static discharge protection device Jan. 15, 2013
8330233 Semiconductor device Dec. 11, 2012
8237225 Semiconductor device for electrostatic discharge protection Aug. 7, 2012
8174081 Fully depleted silicon-on-insulator CMOS logic May. 8, 2012
8115279 Semiconductor devices and methods of manufacture thereof Feb. 14, 2012
8110895 Circuit substrate structure and circuit apparatus Feb. 7, 2012
8106480 Bipolar device having improved capacitance Jan. 31, 2012
8084843 N well implants to separate blocks in a flash memory device Dec. 27, 2011
8084844 Semiconductor device Dec. 27, 2011
8039925 Integrated radio frequency circuits Oct. 18, 2011
8011090 Method for forming and planarizing adjacent regions of an integrated circuit Sep. 6, 2011
7982288 Semiconductor device and method of fabricating the same Jul. 19, 2011
7977768 Semiconductor devices and methods of manufacture thereof Jul. 12, 2011
7973370 Fully depleted silicon-on-insulator CMOS logic Jul. 5, 2011
7881679 Method and apparatus for integrating power amplifiers with phase locked loop in a single chip transceiver Feb. 1, 2011
7868423 Optimized device isolation Jan. 11, 2011
7808174 Polymer light-emitting diode Oct. 5, 2010
7750437 Semiconductor device having a diode for a rectifier circuit Jul. 6, 2010
7750434 Circuit substrate structure and circuit apparatus Jul. 6, 2010
7709925 Semiconductor device May. 4, 2010
7622741 Semiconductor device and method for manufacturing same Nov. 24, 2009
7525151 Vertical DMOS device in integrated circuit Apr. 28, 2009
7495264 Semiconductor device with high dielectric constant insulating film and manufacturing method for the same Feb. 24, 2009
7443009 N well implants to separate blocks in a flash memory device Oct. 28, 2008
7411272 Semiconductor device and method of forming a semiconductor device Aug. 12, 2008
7358191 Method for decreasing sheet resistivity variations of an interconnect metal layer Apr. 15, 2008
7345355 Complementary junction-narrowing implants for ultra-shallow junctions Mar. 18, 2008
7306990 Information storage element, manufacturing method thereof, and memory array Dec. 11, 2007
7268410 Integrated switching voltage regulator using copper process technology Sep. 11, 2007
7259428 Semiconductor device using SOI structure having a triple-well region Aug. 21, 2007
7247533 Method of fabricating semiconductor device using selective epitaxial growth Jul. 24, 2007
7230263 Gallium nitride compound semiconductor element Jun. 12, 2007
7230314 Semiconductor device and method of forming a semiconductor device Jun. 12, 2007
7183216 Methods to form oxide-filled trenches Feb. 27, 2007
7119393 Transistor having fully-depleted junctions to reduce capacitance and increase radiation immunity in an integrated circuit Oct. 10, 2006
7084030 Method of forming a non-volatile memory device having floating trap type memory cell Aug. 1, 2006
7038234 Thermoelectric module with Si/SiGe and B4C/B9C super-lattice legs May. 2, 2006
7022566 Integrated radio frequency circuits Apr. 4, 2006
7009271 Memory device with an alternating Vss interconnection Mar. 7, 2006
7002222 Integrated semiconductor memory circuit and method of manufacturing the same Feb. 21, 2006
7002218 Low capacitance ESD-protection structure under a bond pad Feb. 21, 2006
6989567 LDMOS transistor Jan. 24, 2006
6972475 Semiconductor device Dec. 6, 2005
6940110 SiC-MISFET and method for fabricating the same Sep. 6, 2005
6917095 Integrated radio frequency circuits Jul. 12, 2005
6900518 Semiconductor device May. 31, 2005
6897536 ESD protection circuit May. 24, 2005
6847084 Semiconductor device Jan. 25, 2005

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