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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:
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Patent Number Title Of Patent Date Issued
7875886 Semiconductor device having a thin film transistor Jan. 25, 2011
7875885 Display element and method of manufacturing the same Jan. 25, 2011
7875509 Manufacturing method of semiconductor apparatus and semiconductor apparatus, power converter using the same Jan. 25, 2011
7875508 Semiconductor device and method for manufacturing the same Jan. 25, 2011
7872262 Pixel structure and manufacturing method thereof Jan. 18, 2011
7871943 Method of making transistor gates with controlled work function Jan. 18, 2011
7871907 Mask and method of fabricating a polysilicon layer using the same Jan. 18, 2011
7871872 Method of manufacturing thin film transistor having lightly doped drain regions Jan. 18, 2011
7871870 Method of fabricating gate configurations for an improved contacts in nanowire based electronic devices Jan. 18, 2011
7871869 Extremely-thin silicon-on-insulator transistor with raised source/drain Jan. 18, 2011
7871868 LCD TFT array plate and fabricating method thereof Jan. 18, 2011
7867796 Liquid crystal display and fabrication method thereof Jan. 11, 2011
7863116 IC card and booking-account system using the IC card Jan. 4, 2011
7863086 Thin film transistor substrate and method for fabricating the same Jan. 4, 2011
7863065 Display substrate and method for manufacturing the same Jan. 4, 2011
7859054 Poly-Si thin film transistor and organic light-emitting display having the same Dec. 28, 2010
7858454 Self-aligned T-gate carbon nanotube field effect transistor devices and method for forming the same Dec. 28, 2010
7858453 Method of manufacturing semiconductor device and display device utilizing solution ejector Dec. 28, 2010
7858452 Manufacturing method of array substrate for liquid crystal display device with color filter layer on thin film transistor Dec. 28, 2010
7858155 Plasma processing method and plasma processing apparatus Dec. 28, 2010
7855107 Semiconductor device, electro-optical device, and method for manufacturing semiconductor device Dec. 21, 2010
7855106 Semiconductor device and method for forming the same Dec. 21, 2010
7855097 Method of increasing yield in OFETs by using a high-K dielectric layer in a dual dielectric layer Dec. 21, 2010
7851803 Semiconductor device, manufacturing method of semiconductor device, and display device Dec. 14, 2010
7851790 Isolated Germanium nanowire on Silicon fin Dec. 14, 2010
7851340 Semiconductor fin integration using a sacrificial fin Dec. 14, 2010
7851283 Field effect transistor with raised source/drain fin straps Dec. 14, 2010
7851279 Manufacturing method of semiconductor device Dec. 14, 2010
7846786 Method of fabricating nano-wire array Dec. 7, 2010
7846784 Thin film transistor array panel and manufacturing method thereof Dec. 7, 2010
7842560 Method of manufacturing thin film transistor and method of manufacturing liquid crystal display device using the same Nov. 30, 2010
7838397 Process and system for laser annealing and laser-annealed semiconductor film Nov. 23, 2010
7838348 Semiconductor device Nov. 23, 2010
7838347 Display device and manufacturing method of display device Nov. 23, 2010
7829474 Method for arraying nano material and method for fabricating liquid crystal display device using the same Nov. 9, 2010
7829398 Method for making thin film transistor Nov. 9, 2010
7829397 Bottom-gate thin film transistor and method of fabricating the same Nov. 9, 2010
7829395 Display device and manufacturing method of the same Nov. 9, 2010
7829394 Semiconductor device and manufacturing method of the same Nov. 9, 2010
7829391 Active matrix substrate, method of making the substrate, and display device Nov. 9, 2010
7825414 Method of forming a thin film transistor Nov. 2, 2010
7824734 Method of preparing a substrate having a layer or pattern of metal on it Nov. 2, 2010
7824619 Molecular sensors for explosives Nov. 2, 2010
7821040 Thin film transistor substrate and fabricating method thereof Oct. 26, 2010
7821036 Semiconductor device and method for manufacturing the same Oct. 26, 2010
7820530 Efficient body contact field effect transistor with reduced body resistance Oct. 26, 2010
7820496 Thin film transistor substrate manufactured through 3-sheet mask process, method of manufacturing the same and liquid crystal display having the same Oct. 26, 2010
7820464 Light emitting device and manufacturing method thereof Oct. 26, 2010
7816736 Method of manufacturing a semiconductor device Oct. 19, 2010
7816258 Method for manufacturing electro-optic device substrate with titanium silicide regions formed within Oct. 19, 2010

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