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Class Information
Number: 257/E21.151
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Processes or apparatus adapted for manufacture or treatment of semiconductor or solid-state devices or of parts thereof (epo) > Manufacture or treatment of semiconductor device (epo) > Device having at least one potential-jump barrier or surface barrier, e.g., pn junction, depletion layer, carrier concentration layer (epo) > Device having semiconductor body comprising group iv elements or group iii-v compounds with or without impurities, e.g., doping materials (epo) > Diffusion of impurity material, e.g., doping material, electrode material, into or out of a semiconductor body, or between semiconductor regions; interactions between two or more impurities; redistribution of impurities (epo) > Using diffusion into or out of a s olid from or into a solid phase, e.g., a doped oxide layer (epo) > Diffusion into or out of group iv semiconductor (epo) > From or through or into an applied layer, e.g., photoresist, nitride (epo) > Applied layer being silicon or silicide or sipos, e.g., polysilicon, porous silicon (epo)
Description: This subclass is indented under subclass E21.148. This subclass is substantially the same in scope as ECLA classification H01L21/225A4F.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8704353 Thermal management of stacked semiconductor chips with electrically non-functional interconnects Apr. 22, 2014
8669187 Porous lift-off layer for selective removal of deposited films Mar. 11, 2014
8669598 Unit pixel of image sensor and photo detector thereof Mar. 11, 2014
8669599 Unit pixel of image sensor and photo detector thereof Mar. 11, 2014
8664776 Interconnection tape providing a serial electrode pad connection in a semiconductor device Mar. 4, 2014
8569806 Unit pixel of image sensor and photo detector thereof Oct. 29, 2013
8390135 Semiconductor device Mar. 5, 2013
8367533 Semiconductor devices including doped metal silicide patterns and related methods of forming such devices Feb. 5, 2013
8232187 Doping method for semiconductor device Jul. 31, 2012
8183137 Use of dopants to provide low defect gate full silicidation May. 22, 2012
8080483 Double gyroid structure nanoporous films and nanowire networks Dec. 20, 2011
8058127 Manufacturing method of semiconductor power devices Nov. 15, 2011
8021936 Method of manufacturing thin film transistor Sep. 20, 2011
8017427 Backside-illuminated (BSI) image sensor with backside diffusion doping Sep. 13, 2011
RE42514 Extreme low-K dielectric film scheme for advanced interconnects Jul. 5, 2011
7943519 Etchant, method for fabricating interconnection line using the etchant, and method for fabricating thin film transistor substrate using the etchant May. 17, 2011
7906439 Method of fabricating a MEMS/NEMS electromechanical component Mar. 15, 2011
7833873 Method and structure to reduce contact resistance on thin silicon-on-insulator device Nov. 16, 2010
7759205 Methods for fabricating semiconductor devices minimizing under-oxide regrowth Jul. 20, 2010
7750448 Semiconductor package and method for manufacturing the same Jul. 6, 2010
7749783 Method of forming a display panel Jul. 6, 2010
7732258 Lead frame and method for fabricating semiconductor package employing the same Jun. 8, 2010
7723760 Semiconductor-based porous structure enabled by capillary force May. 25, 2010
7683409 Image sensor Mar. 23, 2010
7626245 Extreme low-k dielectric film scheme for advanced interconnect Dec. 1, 2009
7588995 Method to create damage-free porous low-k dielectric films and structures resulting therefrom Sep. 15, 2009
7537985 Double gate isolation May. 26, 2009
7531423 Reduced-resistance finFETs by sidewall silicidation and methods of manufacturing the same May. 12, 2009
7479434 Semiconductor device and method of manufacturing the same Jan. 20, 2009
7462537 Fabricating method of an non-volatile memory Dec. 9, 2008
7456062 Method of forming a semiconductor device Nov. 25, 2008
7449384 Method of manufacturing flash memory device Nov. 11, 2008
7435628 Method of forming a vertical MOS transistor Oct. 14, 2008
7432164 Semiconductor device comprising a transistor having a counter-doped channel region and method for forming the same Oct. 7, 2008
7335586 Sealing porous dielectric material using plasma-induced surface polymerization Feb. 26, 2008
7329956 Dual damascene cleaning method Feb. 12, 2008
7323369 Fabrication method for thin film transistor array substrate Jan. 29, 2008
7309620 Use of sacrificial layers in the manufacture of high performance systems on tailored substrates Dec. 18, 2007
7306998 Formation of abrupt junctions in devices by using silicide growth dopant snowplow effect Dec. 11, 2007
7303967 Method for fabricating transistor of semiconductor device Dec. 4, 2007
7300826 Manufacturing method of semiconductor and manufacturing method of semiconductor device Nov. 27, 2007
7235424 Method and apparatus for enhanced CMP planarization using surrounded dummy design Jun. 26, 2007
7214988 Metal oxide semiconductor transistor May. 8, 2007
7074678 Method for fabricating a buried bit line for a semiconductor memory Jul. 11, 2006
7067376 High voltage power MOSFET having low on-resistance Jun. 27, 2006
7060583 Method for manufacturing a bipolar transistor having a polysilicon emitter Jun. 13, 2006
7053454 Semiconductor component, method for producing the semiconductor component, and method for producing electrical connections between individual circuit elements May. 30, 2006
7002208 Semiconductor device and manufacturing method of the same Feb. 21, 2006
6992350 High voltage power MOSFET having low on-resistance Jan. 31, 2006
6927101 Field-effect-controllable semiconductor component and method for fabricating the component Aug. 9, 2005

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