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Class Information
Number: 257/395
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Field effect device > Having insulated electrode (e.g., mosfet, mos diode) > Insulated gate field effect transistor in integrated circuit > With means to prevent parasitic conduction channels > Thick insulator portion
Description: Subject matter wherein the means to prevent parasitic conduction channels from forming includes a thick insulator portion.










Sub-classes under this class:

Class Number Class Name Patents
257/399 Combined with heavily doped channel stop portion 114
257/396 Recessed into semiconductor surface 329


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8604556 Gate pattern of semiconductor device and method for fabricating the same Dec. 10, 2013
8497556 Semiconductor devices with active semiconductor height variation Jul. 30, 2013
8487349 Method and apparatus for improving sensitivity in vertical color CMOS image sensors Jul. 16, 2013
8377785 Planar field effect transistor structure having an angled crystallographic etch-defined source/drain recess and a method of forming the transistor structure Feb. 19, 2013
8324693 Semiconductor device and a method for manufacturing the same Dec. 4, 2012
8294238 Nonvolatile semiconductor memory device with reduced size of peripheral circuit area Oct. 23, 2012
8253180 Semiconductor device Aug. 28, 2012
8242508 Method of manufacturing a semiconductor device Aug. 14, 2012
8187943 MOS device resistant to ionizing radiation May. 29, 2012
8164138 Recessed channel transistor Apr. 24, 2012
8129799 Semiconductor device Mar. 6, 2012
8115254 Semiconductor-on-insulator structures including a trench containing an insulator stressor plug and method of fabricating same Feb. 14, 2012
8114739 Semiconductor device with oxygen-diffusion barrier layer and method for fabricating same Feb. 14, 2012
8093663 Semiconductor device, method of fabricating the same, and patterning mask utilized by the method Jan. 10, 2012
8084831 Semiconductor device Dec. 27, 2011
8026133 Method of fabricating a semiconductor device with a non-uniform gate insulating film Sep. 27, 2011
7964910 Planar field effect transistor structure having an angled crystallographic etch-defined source/drain recess and a method of forming the transistor structure Jun. 21, 2011
7943444 Vertical floating body cell of a semiconductor device and method for fabricating the same May. 17, 2011
7847348 Semiconductor apparatus Dec. 7, 2010
7825479 Electrical antifuse having a multi-thickness dielectric layer Nov. 2, 2010
7816758 Integrated circuit having laterally dielectrically isolated active regions above an electrically contacted buried material, and method for producing the same Oct. 19, 2010
7791147 MOS device resistant to ionizing radiation Sep. 7, 2010
7781838 Integrated circuit including a body transistor and method Aug. 24, 2010
7777294 Semiconductor device including a high-breakdown voltage MOS transistor Aug. 17, 2010
7755149 Photo mask and semiconductor device fabricated using the same Jul. 13, 2010
7723776 Flash memory devices having shared sub active regions May. 25, 2010
7550798 CMOS image sensor and method for manufacturing the same Jun. 23, 2009
7541627 Method and apparatus for improving sensitivity in vertical color CMOS image sensors Jun. 2, 2009
7473976 Lateral power transistor with self-biasing electrodes Jan. 6, 2009
7462916 Semiconductor devices having torsional stresses Dec. 9, 2008
7459758 Transistor structure and method for making same Dec. 2, 2008
7402474 Manufacturing method of semiconductor device Jul. 22, 2008
7329570 Method for manufacturing a semiconductor device Feb. 12, 2008
7323394 Method of producing element separation structure Jan. 29, 2008
7309899 Semiconductor device including a MOSFET with nitride side wall Dec. 18, 2007
7307324 MOS transistor in an active region Dec. 11, 2007
7301209 Semiconductor device Nov. 27, 2007
7268392 Trench gate semiconductor device with a reduction in switching loss Sep. 11, 2007
7221039 Thin film transistor (TFT) device structure employing silicon rich silicon oxide passivation layer May. 22, 2007
7198968 Method of fabricating thin film transistor array substrate Apr. 3, 2007
7180129 Semiconductor device including insulating layer Feb. 20, 2007
7176533 Semiconductor devices having contact plugs including polysilicon doped with an impurity having a lesser diffusion coefficient than phosphorus Feb. 13, 2007
7164177 Multi-level memory cell Jan. 16, 2007
7105878 Active pixel having reduced dark current in a CMOS image sensor Sep. 12, 2006
7030498 Semiconductor device with copper wirings having improved negative bias temperature instability (NBTI) Apr. 18, 2006
7019392 Storage apparatus, card type storage apparatus, and electronic apparatus Mar. 28, 2006
7019379 Semiconductor device comprising voltage regulator element Mar. 28, 2006
7009262 Semiconductor device and manufacturing method thereof Mar. 7, 2006
7002210 Semiconductor device including a high-breakdown voltage MOS transistor Feb. 21, 2006
6992325 Active matrix organic electroluminescence display device Jan. 31, 2006

1 2 3










 
 
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