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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
7563657 High performance FET devices and methods thereof Jul. 21, 2009
7561219 Fabrication method of a liquid crystal display device using small molecule organic semiconductor material Jul. 14, 2009
7560358 Method of preparing active silicon regions for CMOS or other devices Jul. 14, 2009
7560318 Process for forming an electronic device including semiconductor layers having different stresses Jul. 14, 2009
7553716 Method for manufacturing a semiconductor thin film Jun. 30, 2009
7553711 Method for fabricating a thin film transistor for use with a flat panel display device Jun. 30, 2009
7553693 Method for making a field effect transistor with diamond-like carbon channel and resulting transistor Jun. 30, 2009
7553545 Compositions and methods for forming a semiconducting and/or silicon-containing film, and structures formed therefrom Jun. 30, 2009
7550805 Stress-controlled dielectric integrated circuit Jun. 23, 2009
7550331 Multi-channel type thin film transistor and method of fabricating the same Jun. 23, 2009
7550330 Deep junction SOI MOSFET with enhanced edge body contacts Jun. 23, 2009
7550327 Method for fabricating thin film transistor substrate Jun. 23, 2009
7547930 High performance FET devices and methods thereof Jun. 16, 2009
7547591 Semiconductor device Jun. 16, 2009
7547589 Method for fabricating semiconductor device, and electro-optical device, integrated circuit and electronic apparatus including the semiconductor device Jun. 16, 2009
7547574 Organic thin film transistor(s) and method(s) for fabricating the same Jun. 16, 2009
7544549 Method for manufacturing semiconductor device and MOS field effect transistor Jun. 9, 2009
7544546 Formation of carbon and semiconductor nanomaterials using molecular assemblies Jun. 9, 2009
7541213 Semiconductor device and manufacturing method thereof Jun. 2, 2009
7538392 Pseudo SOI substrate and associated semiconductor devices May. 26, 2009
7538350 Semiconductor thin film device May. 26, 2009
7537981 Silicon on insulator device and method of manufacturing the same May. 26, 2009
7537980 Method of manufacturing a stacked semiconductor device May. 26, 2009
7537979 Method of manufacturing semiconductor device May. 26, 2009
7537977 Method for manufacturing a thin film transistor array panel for a liquid crystal display and a photolithography method for fabricating thin films May. 26, 2009
7537976 Manufacturing method of thin film transistor May. 26, 2009
7537974 Photoresist composition, method for forming film pattern using the same, and method for manufacturing thin film transistor array panel using the same May. 26, 2009
7535061 Fin-field effect transistors (Fin-FETs) having protection layers May. 19, 2009
7535024 Display device and fabrication method thereof May. 19, 2009
7531454 Method and apparatus of fabricating liquid crystal display device May. 12, 2009
7531393 Non-planar MOS structure with a strained channel region May. 12, 2009
7528032 Method for manufacturing semiconductor device May. 5, 2009
7528027 Structure and method for manufacturing device with ultra thin SOI at the tip of a V-shape channel May. 5, 2009
7524710 Radiation-hardened silicon-on-insulator CMOS device, and method of making the same Apr. 28, 2009
7524709 Manufacturing method for a display device Apr. 28, 2009
7524706 Method of fabricating a thin film transistor array panel Apr. 28, 2009
7521717 Thin film transistor, flat panel display device, and method of fabricating the same Apr. 21, 2009
7521299 Method of manufacturing transistor, method of manufacturing electro-optical device, and method of manufacturing electronic device Apr. 21, 2009
7517773 Method of manufacturing a thin film transistor Apr. 14, 2009
7517741 Single transistor memory cell with reduced recombination rates Apr. 14, 2009
7517740 Method of crystallizing/activating polysilicon layer and method of fabricating thin film transistor having the same polysilicon layer Apr. 14, 2009
7517738 Method for producing a semiconductor integrated circuit including a thin film transistor and a capacitor Apr. 14, 2009
7517735 Method of manufacturing active matrix substrate, active matrix substrate, electro-optical device, and electronic apparatus Apr. 14, 2009
7517236 Thin film transistor circuit and display utilizing the same Apr. 14, 2009
7514746 Floating-body dynamic random access memory and method of fabrication in tri-gate technology Apr. 7, 2009
7514303 Method of fabricating reflection type liquid crystal display Apr. 7, 2009
7510918 Transistor and method of manufacturing the same Mar. 31, 2009
7510916 High performance FET devices and methods thereof Mar. 31, 2009
7508035 Semiconductor device and driving method of semiconductor device Mar. 24, 2009
7507996 Contact structure of a wiring and a thin film transistor array panel including the same Mar. 24, 2009

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