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Class Information
Number: 257/345
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Field effect device > Having insulated electrode (e.g., mosfet, mos diode) > Short channel insulated gate field effect transistor > With means to prevent sub-surface currents, or with non-uniform channel doping
Description: Subject matter wherein the short channel IGFET contains means to prevent current from flowing below the surface of the device.










Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8686501 Semiconductor device with high voltage transistor Apr. 1, 2014
8680617 Split level shallow trench isolation for area efficient body contacts in SOI MOSFETS Mar. 25, 2014
8664719 High voltage device with reduced leakage Mar. 4, 2014
8614121 Method of manufacturing back gate triggered silicon controlled rectifiers Dec. 24, 2013
8614486 Low resistance source and drain extensions for ETSOI Dec. 24, 2013
8610207 Semiconductor architecture having field-effect transistors especially suitable for analog applications Dec. 17, 2013
8610220 Semiconductor device with self-aligned interconnects Dec. 17, 2013
8554279 Circuit for driving light-emitting element, and cellular phone Oct. 8, 2013
8530975 Semiconductor device with gate edge protrusion Sep. 10, 2013
8525342 Dual-side interconnected CMOS for stacked integrated circuits Sep. 3, 2013
8513734 Switch mode converter employing dual gate MOS transistor Aug. 20, 2013
8492835 High voltage MOSFET device Jul. 23, 2013
8487367 Planar MOSFET with textured channel and gate Jul. 16, 2013
8471329 Tunnel FET and methods for forming the same Jun. 25, 2013
8431994 Thin-BOX metal backgate extremely thin SOI device Apr. 30, 2013
8415745 ESD protection device Apr. 9, 2013
8395197 Semiconductor device and method of forming the same Mar. 12, 2013
8390063 Semiconductor device having a lightly doped semiconductor gate and method for fabricating same Mar. 5, 2013
8368142 Semiconductor device and method of manufacturing the same Feb. 5, 2013
8362558 Low on-resistance lateral double-diffused MOS device Jan. 29, 2013
8350327 High voltage device with reduced leakage Jan. 8, 2013
8344452 Metal gate transistors with raised source and drain regions formed on heavily doped substrate Jan. 1, 2013
8330231 Transistor having gate dielectric protection and structure Dec. 11, 2012
8298886 Electronic device including doped regions between channel and drain regions and a process of forming the same Oct. 30, 2012
8278686 Structure and method for forming planar gate field effect transistor with low resistance channel region Oct. 2, 2012
8264029 Convex shaped thin-film transistor device Sep. 11, 2012
8253163 High voltage semiconductor device including a free wheel diode Aug. 28, 2012
8222649 Semiconductor device and method of manufacturing the same Jul. 17, 2012
8183636 Static randon access memory cell May. 22, 2012
8164111 High voltage semiconductor device including a free wheel diode Apr. 24, 2012
8164142 Semiconductor device and method of manufacturing semiconductor device Apr. 24, 2012
8164086 Phase-controlled field effect transistor device and method for manufacturing thereof Apr. 24, 2012
8159011 Complementary metal oxide semiconductor (CMOS) image sensor with extended pixel dynamic range incorporating transfer gate with potential well Apr. 17, 2012
8148771 Semiconductor device and method to manufacture thereof Apr. 3, 2012
8148777 Structure and fabrication of insulated-gate field-effect transistor with hypoabrupt change in body dopant concentration below source/drain zone Apr. 3, 2012
8138030 Asymmetric finFET device with improved parasitic resistance and capacitance Mar. 20, 2012
8125031 Low on-resistance lateral double-diffused MOS device Feb. 28, 2012
8063446 LDMOS device and method for manufacturing the same Nov. 22, 2011
8053839 Doping of semiconductor fin devices Nov. 8, 2011
8053836 Oxide semiconductor thin-film transistor Nov. 8, 2011
8017486 Method of fabricating low on-resistance lateral double-diffused MOS device Sep. 13, 2011
7973361 High breakdown voltage semiconductor device and fabrication method of the same Jul. 5, 2011
7968921 Asymmetric field-effect transistor having asymmetric channel zone and differently configured source/drain extensions Jun. 28, 2011
7960229 Metal oxide semiconductor transistor with reduced gate height, and related fabrication methods Jun. 14, 2011
7960786 Breakdown voltages of ultra-high voltage devices by forming tunnels Jun. 14, 2011
7944035 Double sided semiconduction device with edge contact and package therefor May. 17, 2011
7944003 Asymmetric channel doping for improved memory operation for floating body cell (FBC) memory May. 17, 2011
7928486 Photoelectric conversion device, method of manufacturing photoelectric conversion device, and image pickup system Apr. 19, 2011
7915679 Light-emitting devices including a nonperiodic pattern Mar. 29, 2011
7910991 Dual gate lateral diffused MOS transistor Mar. 22, 2011

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