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Class Information
Number: 438/151
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 > On insulating substrate or layer (e.g., tft, etc.) > Having insulated gate
Description: Process for making an insulated gate field effect transistor from a semiconductive layer formed upon an insulating substrate (for example, glass or sapphire) or an insulating layer.

Sub-classes under this class:

Class Number Class Name Patents
438/163 Adjusting channel dimension (e.g., providing lightly doped source or drain region, etc.) 471
438/155 And additional electrical device on insulating substrate or layer 561
438/152 Combined with electrical device not on insulating substrate or layer 381
438/154 Complementary field effect transistors 601
438/166 Including recrystallization step 1,357
438/161 Including source or drain electrode formation prior to semiconductor layer formation (i.e., staggered electrodes) 258
438/162 Introduction of nondopant into semiconductor layer 364
438/158 Inverted transistor structure 1,015
438/157 Plural gate electrodes (e.g., dual gate, etc.) 673
438/164 Semiconductor islands formed upon insulating substrate or layer (e.g., mesa formation, etc.) 811
438/156 Vertical channel 337

Patents under this class:

Patent Number Title Of Patent Date Issued
8288296 Integrated circuit with replacement metal gates and dual dielectrics Oct. 16, 2012
8288216 Thin film transistor and method of fabricating the same Oct. 16, 2012
8288214 Flexible substrate with electronic devices and traces Oct. 16, 2012
8288212 Pixel structure of a thin film transistor liquid crystal display and fabricating method thereof Oct. 16, 2012
8288182 Method for manufacturing thin film transistor and display device Oct. 16, 2012
8283219 Organic light-emitting display device and method for manufacturing the same Oct. 9, 2012
8283218 Production methods of a patterned thin film, semiconductor element, and circuit substrate using fluid resist material Oct. 9, 2012
8283217 Prevention of oxygen absorption into high-K gate dielectric of silicon-on-insulator based finFET devices Oct. 9, 2012
8283216 Liquid crystal display device and method for manufacturing the same Oct. 9, 2012
8283215 Semiconductor and optoelectronic devices Oct. 9, 2012
8278739 Crystalline semiconductor film, semiconductor device, and method for manufacturing thereof Oct. 2, 2012
8278161 Method for fabricating a thin film transistor array substrate with a thinned protective film over a storage capacitor Oct. 2, 2012
8278157 Methods for fabricating array substrates Oct. 2, 2012
8278136 Semiconductor device, method for producing the same, sensor and electro-optical device Oct. 2, 2012
8274084 Method and structure for establishing contacts in thin film transistor devices Sep. 25, 2012
8273615 Thin film transistor and method of fabricating the same Sep. 25, 2012
8273614 Semiconductor device and method of manufacturing the same Sep. 25, 2012
8273613 Semiconductor device and method of manufacture thereof Sep. 25, 2012
8273611 Method for manufacturing semiconductor substrate Sep. 25, 2012
8273609 Method for fabricating thin film transistors and array substrate including the same Sep. 25, 2012
8268654 Method for manufacturing LCD with reduced mask count Sep. 18, 2012
8263444 Methods of forming semiconductor-on-insulating (SOI) field effect transistors with body contacts Sep. 11, 2012
8263443 Semiconductor device and method of manufacturing the same Sep. 11, 2012
8263442 Thin film transistor substrate of horizontal electric field type liquid crystal display device and fabricating method thereof Sep. 11, 2012
8258499 Core-shell-shell nanowire transistor Sep. 4, 2012
8258024 Display device and method of manufacturing the same Sep. 4, 2012
8258004 Display device and manufacturing method thereof Sep. 4, 2012
8253144 Semiconductor device and method for manufacturing the same Aug. 28, 2012
8252646 Peripheral gate stacks and recessed array gates Aug. 28, 2012
8252639 Thin film transistor array panel and method for manufacturing the same Aug. 28, 2012
8252637 Semiconductor device and method of fabricating the same Aug. 28, 2012
8247313 Method for preparing a germanium layer from a silicon-germanium-on-isolator substrate Aug. 21, 2012
8247277 Manufacturing method of a thin film transistor Aug. 21, 2012
8247276 Thin film transistor, method for manufacturing the same, and semiconductor device Aug. 21, 2012
8242561 Semiconductor devices with improved self-aligned contact areas Aug. 14, 2012
8242560 FinFET with thin gate dielectric layer Aug. 14, 2012
8242494 Method for manufacturing thin film transistor using multi-tone mask Aug. 14, 2012
8241971 MOSFET with a nanowire channel and fully silicided (FUSI) wrapped around gate Aug. 14, 2012
8236632 FET structures with trench implantation to improve back channel leakage and body resistance Aug. 7, 2012
8236631 Four-transistor Schmitt trigger inverter with hysteresis Aug. 7, 2012
8236628 Array substrate and manufacturing method Aug. 7, 2012
8236627 Manufacturing method of semiconductor device Aug. 7, 2012
8233312 DRAM cell utilizing floating body effect and manufacturing method thereof Jul. 31, 2012
8232603 Gated diode structure and method including relaxed liner Jul. 31, 2012
8232149 SOI device having an increasing charge storage capacity of transistor bodies and method for manufacturing the same Jul. 31, 2012
8232147 Fabricating method of a thin film transistor having a dielectric layer for inhibiting leakage current Jul. 31, 2012
8227302 Semiconductor device, electronic device, and manufacturing method thereof Jul. 24, 2012
8222096 Method for forming organic semiconductor thin film and method of manufacturing thin-film semiconductor device Jul. 17, 2012
8222093 Methods for forming barrier regions within regions of insulating material resulting in outgassing paths from the insulating material and related devices Jul. 17, 2012
8217456 Low capacitance hi-K dual work function metal gate body-contacted field effect transistor Jul. 10, 2012

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