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Class Information
Number: 257/301
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Field effect device > Having insulated electrode (e.g., mosfet, mos diode) > Insulated gate capacitor or insulated gate transistor combined with capacitor (e.g., dynamic memory cell) > Capacitor in trench
Description: Subject matter wherein the capacitor is located in a recess in the semiconductor substrate.


Sub-classes under this class:

Class Number Class Name Patents
257/303 Stacked capacitor 850
257/304 Storage node isolated by dielectric from semiconductor substrate 460
257/302 Vertical transistor 636
257/305 With means to insulate adjacent storage nodes (e.g., channel stops or field oxide) 307


Patents under this class:

Patent Number Title Of Patent Date Issued
7619271 Deep trench device with single sided connecting structure and fabrication method thereof Nov. 17, 2009
7615816 Buried plate structure for vertical dram devices Nov. 10, 2009
7612399 Semiconductor integrated circuit devices Nov. 3, 2009
7608881 Thin-film device and method of manufacturing same Oct. 27, 2009
7608876 Merged MOS-bipolar capacitor memory cell Oct. 27, 2009
7605418 Methods of fabricating capacitor Oct. 20, 2009
7605034 Integrated circuit memory cells and methods of forming Oct. 20, 2009
7598575 Semiconductor die with reduced RF attenuation Oct. 6, 2009
7592220 Capacitance process using passivation film scheme Sep. 22, 2009
7588984 Method to define a transistor gate of a DRAM and the transistor gate using same Sep. 15, 2009
7586142 Semiconductor device having metal-insulator-metal capacitor and method of fabricating the same Sep. 8, 2009
7582924 Semiconductor devices having polymetal gate electrodes Sep. 1, 2009
7582902 Raw material carbon composition for carbon material for electrode in electric double layer capacitor Sep. 1, 2009
7582525 Method for fabricating capacitor of semiconductor memory device using amorphous carbon Sep. 1, 2009
7579234 Method for fabricating memory device with recess channel MOS transistor Aug. 25, 2009
7576440 Semiconductor chip having bond pads and multi-chip package Aug. 18, 2009
7576381 Memory structure and fabricating method thereof Aug. 18, 2009
7575971 Semiconductor device having a capacitor with a stepped cylindrical structure and method of manufacturing the same Aug. 18, 2009
7569878 Fabricating a memory cell array Aug. 4, 2009
7569451 Method of fabricating an isolation shallow trench Aug. 4, 2009
7566619 Methods of forming integrated circuit devices having field effect transistors of different types in different device regions Jul. 28, 2009
7564086 Self-aligned, silicided, trench-based DRAM/eDRAM processes with improved retention Jul. 21, 2009
7563669 Integrated circuit with a trench capacitor structure and method of manufacture Jul. 21, 2009
7560764 SONOS memory device having curved surface and method for fabricating the same Jul. 14, 2009
7560761 Semiconductor structure including trench capacitor and trench resistor Jul. 14, 2009
7560359 Methods of forming asymmetric recesses and gate structures that fill such recesses and related methods of forming semiconductor devices that include such recesses and gate structures Jul. 14, 2009
7554148 Pick-up structure for DRAM capacitors Jun. 30, 2009
7547977 Semiconductor chip having bond pads Jun. 16, 2009
7541682 Semiconductor chip having bond pads Jun. 2, 2009
7541634 Trench capacitor Jun. 2, 2009
7535695 DRAM cells and electronic systems May. 19, 2009
7535045 Checkerboard deep trench dynamic random access memory cell array layout May. 19, 2009
7534692 Process for producing an integrated circuit comprising a capacitor May. 19, 2009
7531871 Power semiconductor switching element May. 12, 2009
7531861 Trench capacitors with insulating layer collars in undercut regions May. 12, 2009
7525142 Semiconductor device including a conductive layer buried in an opening and method of manufacturing the same Apr. 28, 2009
7521748 Method to eliminate arsenic contamination in trench capacitors Apr. 21, 2009
7521740 Semiconductor device comprising extensions produced from material with a low melting point Apr. 21, 2009
7501676 High density semiconductor memory Mar. 10, 2009
7495275 Semiconductor device and dram integrated circuit device Feb. 24, 2009
7494891 Trench capacitor with void-free conductor fill Feb. 24, 2009
7494890 Trench capacitor and method for manufacturing the same Feb. 24, 2009
7489002 Memory having a vertical transistor Feb. 10, 2009
7489000 Capacitor structures with oxynitride layer between capacitor plate and capacitor dielectric layer Feb. 10, 2009
7485910 Simplified vertical array device DRAM/eDRAM integration: method and structure Feb. 3, 2009
7485909 Semiconductor device and method of manufacturing the same Feb. 3, 2009
7479424 Method for fabricating an integrated circuit comprising a three-dimensional capacitor Jan. 20, 2009
7476923 Memory device and fabrication thereof Jan. 13, 2009
7476922 Logic device having vertically extending metal-insulator-metal capacitor between interconnect layers and method of fabricating the same Jan. 13, 2009
7473953 Method for fabricating metallic bit-line contacts Jan. 6, 2009



 
 
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