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Class Information
Number: 438/235
Name: Semiconductor device manufacturing: process > Making field effect device having pair of active regions separated by gate structure by formation or alteration of semiconductive active regions > Having insulated gate (e.g., igfet, misfet, mosfet, etc.) > Including bipolar transistor (i.e., bimos) > Heterojunction bipolar transistor
Description: Process for making an insulated gate field effect transistor combined with a bipolar transistor wherein the emitter-base junction or the collector-base junction of the bipolar transistor possesses an interface between two dissimilar semiconductor materials.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8692288 Heterojunction bipolar transistors and methods of manufacture Apr. 8, 2014
8664698 Bipolar transistor and method with recessed base electrode Mar. 4, 2014
8653627 Bipolar semiconductor device and manufacturing method thereof Feb. 18, 2014
8598627 P-type field-effect transistor and method of production Dec. 3, 2013
8597993 Electrostatic discharge (ESD) device and method of fabricating Dec. 3, 2013
8575659 Carbon-beryllium combinationally doped semiconductor Nov. 5, 2013
8574982 Implementing eDRAM stacked FET structure Nov. 5, 2013
8546917 Electrostatic discharge protection having parallel NPN and PNP bipolar junction transistors Oct. 1, 2013
8546205 Detecting a deposition condition Oct. 1, 2013
8519443 Method for making a heterojunction bipolar transistor Aug. 27, 2013
8518771 Method for manufacturing solid-state imaging device Aug. 27, 2013
8513075 Method for manufacturing a semiconductor device Aug. 20, 2013
8460994 Bipolar semiconductor device and manufacturing method thereof Jun. 11, 2013
8436399 Semiconductor device May. 7, 2013
8435852 HBT with configurable emitter May. 7, 2013
8390027 Gallium nitride semiconductor device and manufacturing method thereof Mar. 5, 2013
8377788 SiGe heterojunction bipolar transistor and method of forming a SiGe heterojunction bipolar transistor Feb. 19, 2013
8350295 Device structure including high-thermal-conductivity substrate Jan. 8, 2013
8304302 Photovoltaic device using single wall carbon nanotubes and method of fabricating the same Nov. 6, 2012
8247287 Method of fabricating a deep trench insulated gate bipolar transistor Aug. 21, 2012
8216910 Group III-V compound semiconductor based heterojunction bipolar transistors with various collector profiles on a common wafer Jul. 10, 2012
8143120 Multiple doping level bipolar junctions transistors and method for forming Mar. 27, 2012
8115196 High performance SiGe:C HBT with phosphorous atomic layer doping Feb. 14, 2012
8058124 Method of manufacturing a semiconductor device Nov. 15, 2011
8048734 Bipolar transistor and method for making same Nov. 1, 2011
8043910 Integrated semiconductor structure including a heterojunction bipolar transistor and a Schottky diode Oct. 25, 2011
8026146 Method of manufacturing a bipolar transistor Sep. 27, 2011
8021951 Formation of longitudinal bipolar transistor with base region in trenches having emitter and collector regions disposed along portions of side surfaces of base region Sep. 20, 2011
7998807 Method for increasing the speed of a light emitting biopolar transistor device Aug. 16, 2011
7932130 Method for forming an etched recess package on package system Apr. 26, 2011
7910425 Multiple doping level bipolar junctions transistors and method for forming Mar. 22, 2011
7892915 High performance SiGe:C HBT with phosphorous atomic layer doping Feb. 22, 2011
7888199 PNP light emitting transistor and method Feb. 15, 2011
7871882 Method of fabricating a deep trench insulated gate bipolar transistor Jan. 18, 2011
7868399 Semiconductor sensing device Jan. 11, 2011
7824978 Bipolar transistor with high dynamic performances Nov. 2, 2010
7803685 Silicided base structure for high frequency transistors Sep. 28, 2010
7728358 Semiconductor device and method for manufacturing same Jun. 1, 2010
7723753 Semiconductor device and manufacturing method of the same May. 25, 2010
7719087 Semiconductor device May. 18, 2010
7718486 Structures and methods for fabricating vertically integrated HBT-FET device May. 18, 2010
7719031 Heterojunction biploar transistor and method for manufacturing same May. 18, 2010
7713829 Incorporation of carbon in silicon/silicon germanium epitaxial layer to enhance yield for Si-Ge bipolar technology May. 11, 2010
7713811 Multiple doping level bipolar junctions transistors and method for forming May. 11, 2010
7709287 Method of forming a multijunction solar cell structure with a GaAs/AIGaAs tunnel diode May. 4, 2010
7704824 Semiconductor layer Apr. 27, 2010
7656002 Integrated bipolar transistor and field effect transistor Feb. 2, 2010
7645666 Method of making a semiconductor device Jan. 12, 2010
7642154 BiCMOS device and method of manufacturing a biCMOS device Jan. 5, 2010
7622322 Method of forming an AlN coated heterojunction field effect transistor Nov. 24, 2009

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