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Class Information
Number: 257/542
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Integrated circuit structure with electrically isolated components > Passive components in ics > Including resistive element > Combined with bipolar transistor > Resistor has same doping as emitter or collector of bipolar transistor
Description: Subject matter wherein the resistor region has the same doping concentration and profile (e.g., is formed in the same step as) either the emitter or the collector region of the bipolar transistor with which the resistor is combined in the same integrated circuit.

Patents under this class:

Patent Number Title Of Patent Date Issued
8598682 Memory device having an integrated two-terminal current limiting resistor Dec. 3, 2013
8283753 Semiconductor device Oct. 9, 2012
8022496 Semiconductor structure and method of manufacture Sep. 20, 2011
7838377 Power semiconductor devices with mesa structures and buffer layers including mesa steps Nov. 23, 2010
7659179 Method of forming transistor using step STI profile in memory device Feb. 9, 2010
7602044 Semiconductor device having polycrystalline silicon resistors Oct. 13, 2009
7319254 Semiconductor memory device having resistor and method of fabricating the same Jan. 15, 2008
7211494 Semiconductor structures utilizing thin film resistors and tungsten plug connectors and methods for making the same May. 1, 2007
7208814 Resistive device and method for its production Apr. 24, 2007
7135755 Integrated semiconductor device providing for preventing the action of parasitic transistors Nov. 14, 2006
7136299 High-density phase change cell array and phase change memory device having the same Nov. 14, 2006
7064413 Fin-type resistors Jun. 20, 2006
7026690 Memory devices and electronic systems comprising integrated bipolar and FET devices Apr. 11, 2006
6979879 Trim zener using double poly process Dec. 27, 2005
6878976 Carbon-modulated breakdown voltage SiGe transistor for low voltage trigger ESD applications Apr. 12, 2005
6849921 Semiconductor device Feb. 1, 2005
6642604 Semiconductor device with resistor layer having heat radiation path to semiconductor substrate Nov. 4, 2003
6639300 Semiconductor integrated circuit having an integrated resistance region Oct. 28, 2003
6590272 Structure for a semiconductor resistive element, particularly for high voltage applications Jul. 8, 2003
6545340 Semiconductor device Apr. 8, 2003
6107671 Film device provided with a resistance-adjustable resistive element Aug. 22, 2000
5880513 Asymmetric snubber resistor Mar. 9, 1999
5736755 Vertical PNP power device with different ballastic resistant vertical PNP transistors Apr. 7, 1998
5652460 Integrated resistor networks having reduced cross talk Jul. 29, 1997
5321279 Base ballasting Jun. 14, 1994
5304838 Vertical resistive element for integrated circuit miniaturization Apr. 19, 1994
5138417 High-frequency semiconductor device Aug. 11, 1992
4782378 Transistor having integrated stabilizing resistor and method of making thereof Nov. 1, 1988
4604640 Darlington transistors Aug. 5, 1986
4599631 Semiconductor apparatus having a zener diode integral with a resistor-transistor combination Jul. 8, 1986
4416055 Method of fabricating a monolithic integrated circuit structure Nov. 22, 1983
4413237 Sawtooth wave oscillator Nov. 1, 1983
4316319 Method for making a high sheet resistance structure for high density integrated circuits Feb. 23, 1982
4196228 Fabrication of high resistivity semiconductor resistors by ion implanatation Apr. 1, 1980
4134124 Semiconductor devices and circuit arrangements including such devices Jan. 9, 1979
4013971 Integrated amplifier Mar. 22, 1977
4011580 Integrated circuit Mar. 8, 1977
3933528 Process for fabricating integrated circuits utilizing ion implantation Jan. 20, 1976

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