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Class Information
Number: 257/49
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Non-single crystal, or recrystallized, semiconductor material forms part of active junction (including field-induced active junction)
Description: Subject matter wherein there is an active junction (e.g., a junction between dissimilar materials, or a junction induced by an applied electric field, which exhibits non-linear current-voltage characteristics) and at least part of the active junction is formed by a semiconductor material in polycrystalline or amorphous form.

Sub-classes under this class:

Class Number Class Name Patents
257/52 Amorphous semiconductor material 374
257/66 Field effect device in non-single crystal, or recrystallized, semiconductor material 1,442
257/50 Non-single crystal, or recrystallized, active junction adapted to be electrically shorted (e.g., "anti-fuse" element) 339
257/65 Non-single crystal, or recrystallized, material containing non-dopant additive, or alloy of semiconductor materials (e.g., ge x si 1- x, polycrystalline silicon with dangling bond modifier) 315
257/51 Non-single crystal, or recrystallized, material forms active junction with single crystal material (e.g., monocrystal to polycrystal pn junction or heterojunction) 238
257/64 Non-single crystal, or recrystallized, material with specified crystal structure (e.g., specified crystal size or orientation) 407
257/74 Plural recrystallized semiconductor layers (e.g., "3-dimensional integrated circuit") 176
257/75 Recrystallized semiconductor material 242
257/73 Schottky barrier to polycrystalline semiconductor material 87

Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
7528056 Low-cost strained SOI substrate for high-performance CMOS technology May. 5, 2009
7482627 Semiconductor device, and method of fabricating the same Jan. 27, 2009
7476895 Method of fabricating n-type semiconductor diamond, and semiconductor diamond Jan. 13, 2009
7470929 Fuse/anti-fuse structure and methods of making and programming same Dec. 30, 2008
7439544 Structure and manufacturing method of an image TFT array Oct. 21, 2008
7436114 Electronic device including a first workpiece, a second workpiece, and a conductive member substantially directly bonded to the first and second workpieces Oct. 14, 2008
7422634 Three inch silicon carbide wafer with low warp, bow, and TTV Sep. 9, 2008
7391050 Phase change memory device with thermal insulating layers Jun. 24, 2008
7372073 Semiconductor thin film, semiconductor device and manufacturing method thereof May. 13, 2008
7368331 Manufacturing method of thin-film transistor, thin-film transistor sheet, and electric circuit May. 6, 2008
7352002 Semiconductor device including semiconductor thin films having different crystallinity, substrate of the same, and manufacturing method of the same, and liquid crystal display and manufacturin Apr. 1, 2008
7339188 Polycrystalline silicon film containing Ni Mar. 4, 2008
7326589 Method for producing a TFA image sensor and one such TFA image sensor Feb. 5, 2008
7259393 Device structures for reducing device mismatch due to shallow trench isolation induced oxides stresses Aug. 21, 2007
7259427 Semiconductor device and method of manufacturing the same Aug. 21, 2007
7259389 Organic electronic device and method for manufacturing the same Aug. 21, 2007
7247881 Organic light-emitting display with pad area and fabricating method of same Jul. 24, 2007
7183635 Semiconductor device having a low-resistance bus interconnect, method of manufacturing same, and display apparatus employing same Feb. 27, 2007
7157788 Metal oxide dispersion for dye-sensitized solar cells, photoactive electrode and dye-sensitized solar cell Jan. 2, 2007
7135724 Structure and method for making strained channel field effect transistor using sacrificial spacer Nov. 14, 2006
7132683 Dual purpose test structure for gate-body current measurement in PD/SOI and for direct extraction of physical gate length in scaled CMOS technologies Nov. 7, 2006
7129523 Light-emitting device Oct. 31, 2006
7122832 Electroluminescence display device with light shielding film Oct. 17, 2006
7122875 Semiconductor device Oct. 17, 2006
7119363 Thin film transistor formed on a transparent substrate Oct. 10, 2006
7091519 Semiconductor thin film, semiconductor device and manufacturing method thereof Aug. 15, 2006
7087505 Semiconductor device including semiconductor thin films having different crystallinity, substrate of the same, and manufacturing method of the same, and liquid crystal display and manufacturin Aug. 8, 2006
7075002 Thin-film photoelectric conversion device and a method of manufacturing the same Jul. 11, 2006
7038277 Transferable device-containing layer for silicon-on-insulator applications May. 2, 2006
7030410 Resistance variable device Apr. 18, 2006
7009208 Memory device and method of production and method of use of same and semiconductor device and method of production of same Mar. 7, 2006
6998639 Method for manufacturing a semiconductor device Feb. 14, 2006
6970633 Semiconductor optical device Nov. 29, 2005
6967349 Method for fabricating a multi-level integrated circuit having scatterometry test structures stacked over same footprint area Nov. 22, 2005
6951802 Crystalline semiconductor film, method of manufacturing the same, and semiconductor device Oct. 4, 2005
6951689 Substrate with transparent conductive layer, and photovoltaic element Oct. 4, 2005
6952026 Position sensitive photo detector Oct. 4, 2005
6911594 Photovoltaic device Jun. 28, 2005
6909115 Semiconductor device applying to the crystalline semiconductor film Jun. 21, 2005
6897477 Semiconductor device, manufacturing method thereof, and display device May. 24, 2005
6891192 Structure and method of making strained semiconductor CMOS transistors having lattice-mismatched semiconductor regions underlying source and drain regions May. 10, 2005
6888995 Hermetic fiber optic package May. 3, 2005
6878595 Technique for suppression of latchup in integrated circuits (ICS) Apr. 12, 2005
6864127 Semiconductor device and method of fabricating the same Mar. 8, 2005
6861668 Thin film transistor (TFT) and method for fabricating the TFT Mar. 1, 2005
6833558 Parallel and selective growth method of carbon nanotube on the substrates for electronic-spintronic device applications Dec. 21, 2004
6833559 Non-volatile resistance variable device Dec. 21, 2004
6828581 Selective electroless attachment of contacts to electrochemically-active molecules Dec. 7, 2004
6822264 Light emitting device Nov. 23, 2004
6815269 Thin-film transistor and method for manufacturing the same Nov. 9, 2004

1 2 3 4 5 6 7

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