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Class Information
Number: 257/E27.085
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Device consisting of a plurality of semiconductor or other solid state components formed in or on a common substrate, e.g., integrated circuit device (epo) > Including semiconductor component with at least one potential barrier or surface barrier adapted for rectifying, oscillating, amplifying, or switching, or including integrated passive circuit elements (epo) > With semiconductor substrate only (epo) > Including a plurality of individual components in a repetitive configuration (epo) > Including field-effect component (epo) > Dynamic random access memory, dram, structure (epo) > One-transistor memory cell structure, i.e., each memory cell containing only one transistor (epo)
Description: This subclass is indented under subclass E27.0084. This subclass is substantially the same in scope as ECLA classification H01L27/108F.

Sub-classes under this class:

Class Number Class Name Patents
257/E27.095 Capacitor and transistor in common trench (epo) 40
257/E27.09 Capacitor extending under the transistor (epo) 76
257/E27.092 Capacitor in trench (epo) 455
257/E27.086 Storage electrode stacked over the transistor 628
257/E27.091 Transistor in trench (epo) 276

Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
8710576 High density vertical structure nitride flash memory Apr. 29, 2014
8704286 Method and structure for integrating capacitor-less memory cell with logic Apr. 22, 2014
8569089 Nano-devices formed with suspended graphene membrane Oct. 29, 2013
8564027 Nano-devices formed with suspended graphene membrane Oct. 22, 2013
8557686 Graphene-based non-volatile memory Oct. 15, 2013
8519450 Graphene-based non-volatile memory Aug. 27, 2013
8482045 Semiconductor memory device having vertical channel transistor and method for fabricating the same Jul. 9, 2013
8378448 Chip inductor with frequency dependent inductance Feb. 19, 2013
8349662 Integrated circuit having memory cell array, and method of manufacturing same Jan. 8, 2013
8283717 Semiconductor storage device Oct. 9, 2012
8278167 Method and structure for integrating capacitor-less memory cell with logic Oct. 2, 2012
8168530 Methods of forming one transistor DRAM devices May. 1, 2012
8026542 Low resistance peripheral local interconnect contacts with selective wet strip of titanium Sep. 27, 2011
7977707 Capacitorless DRAM having a hole reserving unit Jul. 12, 2011
7968937 Vertical transistor and array with vertical transistors Jun. 28, 2011
7851859 Single transistor memory device having source and drain insulating regions and method of fabricating the same Dec. 14, 2010
7808054 OTP memory cell, OTP memory, and method of manufacturing OTP memory cell Oct. 5, 2010
7795651 One transistor DRAM device and method of forming the same Sep. 14, 2010
7781283 Split-gate DRAM with MuGFET, design structure, and method of manufacture Aug. 24, 2010
7768014 Memory device and manufacturing method thereof Aug. 3, 2010
7737481 Semiconductor memory device Jun. 15, 2010
7723807 Semiconductor device and a manufacturing method thereof May. 25, 2010
7683430 Electrically floating body memory cell and array, and method of operating or controlling same Mar. 23, 2010
7633117 Capacitorless DRAM with cylindrical auxiliary gate and fabrication method thereof Dec. 15, 2009
7576379 Floating body dynamic random access memory with enhanced source side capacitance Aug. 18, 2009
7534687 Semiconductor device and method for manufacturing the same May. 19, 2009
7501676 High density semiconductor memory Mar. 10, 2009
7473952 Memory cell array and method of manufacturing the same Jan. 6, 2009
7456457 Layout of semiconductor memory device and method of controlling capacitance of dummy cell Nov. 25, 2008
7382017 Nano-enabled memory devices and anisotropic charge carrying arrays Jun. 3, 2008
7371645 Method of manufacturing a field effect transistor device with recessed channel and corner gate device May. 13, 2008
7355240 Semiconductor product including logic, non-volatile memory and volatile memory devices and method for fabrication thereof Apr. 8, 2008
7332418 High-density single transistor vertical memory gain cell Feb. 19, 2008
7323349 Self-aligned cross point resistor memory array Jan. 29, 2008
7285813 Metal-insulator-metal capacitor and method for manufacturing the same Oct. 23, 2007
7229883 Phase change memory device and method of manufacture thereof Jun. 12, 2007
7183595 Ferroelectric memory Feb. 27, 2007
7126181 Capacitor constructions Oct. 24, 2006
7027287 Storage capacitor with high memory capacity and low surface area Apr. 11, 2006
6979607 Technique to control tunneling currents in DRAM capacitors, cells, and devices Dec. 27, 2005
6956261 Semiconductor device and method for manufacturing the same Oct. 18, 2005
6940741 Semiconductor memory device and methods of operation thereof Sep. 6, 2005
6936510 Semiconductor device with self-aligned contact and its manufacture Aug. 30, 2005
6933207 Method of forming integrated circuitry Aug. 23, 2005
6934173 256 Meg dynamic random access memory Aug. 23, 2005
6911687 Buried bit line-field isolation defined active semiconductor areas Jun. 28, 2005
6909148 Semiconductor thin film and its manufacturing method and semiconductor device and its manufacturing method Jun. 21, 2005
6864559 Semiconductor memory device Mar. 8, 2005
6861689 One transistor DRAM cell structure and method for forming Mar. 1, 2005
6850452 256 Meg dynamic random access memory Feb. 1, 2005

1 2 3 4 5 6 7 8 9 10 11 12

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