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Class Information
Number: 257/324
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Field effect device > Having insulated electrode (e.g., mosfet, mos diode) > Variable threshold (e.g., floating gate memory device) > Multiple insulator layers (e.g., mnos structure)
Description: Subject matter including more than one layer of electrically insulating material (e.g., metal-nitride-oxide (MNOS) semiconductor).










Sub-classes under this class:

Class Number Class Name Patents
257/325 Non-homogeneous composition insulator layer (e.g., graded composition layer or layer with inclusions) 318
257/326 With additional, non-memory control electrode or channel portion (e.g., accessing field effect transistor structure) 558


Patents under this class:

Patent Number Title Of Patent Date Issued
8710580 Semiconductor device and method of manufacturing the same Apr. 29, 2014
8710579 SONOS stack with split nitride memory layer Apr. 29, 2014
8710578 SONOS stack with split nitride memory layer Apr. 29, 2014
8710576 High density vertical structure nitride flash memory Apr. 29, 2014
8705278 One-transistor cell semiconductor on insulator random access memory Apr. 22, 2014
8705274 Three-dimensional multi-bit non-volatile memory and method for manufacturing the same Apr. 22, 2014
8704314 Mechanical memory transistor Apr. 22, 2014
8704289 Nonvolatile semiconductor memory device Apr. 22, 2014
8693250 Three dimensional stacked nonvolatile semiconductor memory Apr. 8, 2014
8692314 Non-volatile memory device and method for fabricating the same Apr. 8, 2014
8692313 Non-volatile memory device and method for fabricating the same Apr. 8, 2014
8692312 Semiconductor memory device and method of manufacturing the same Apr. 8, 2014
8692311 Method for manufacturing semiconductor device Apr. 8, 2014
8692310 Gate fringing effect based channel formation for semiconductor device Apr. 8, 2014
8692309 Semiconductor device Apr. 8, 2014
8686490 Electron blocking layers for electronic devices Apr. 1, 2014
8686478 Methods of forming and programming an electronically programmable resistor Apr. 1, 2014
8683414 Semiconductor integrated circuit device with independent power domains Mar. 25, 2014
8680605 Stacked memory devices and method of manufacturing the same Mar. 25, 2014
8680604 Nonvolatile semiconductor memory device and method of manufacturing the same Mar. 25, 2014
8680601 Nonvolatile charge trap memory device having a deuterated layer in a multi-layer charge-trapping region Mar. 25, 2014
8679927 Integration of non-volatile charge trap memory devices and logic CMOS devices Mar. 25, 2014
8674430 Nonvolatile semiconductor storage device Mar. 18, 2014
8674429 Gate structure in non-volatile memory device Mar. 18, 2014
8674427 Nonvolatile memory device and method of manufacturing thereof Mar. 18, 2014
8669608 Method for manufacturing nonvolatile semiconductor storage device and nonvolatile semiconductor storage device Mar. 11, 2014
8669161 Fabricating method of mirror bit memory device having split ONO film with top oxide film formed by oxidation process Mar. 11, 2014
8664710 Non-volatile memory and manufacturing method thereof Mar. 4, 2014
8659952 Method of operating non-volatile memory Feb. 25, 2014
8659946 Non-volatile memory devices including vertical NAND strings and methods of forming the same Feb. 25, 2014
8659071 Method and structure to improve the erasing speed operation of SONOS memory device having a graded silicon nitride layer Feb. 25, 2014
8659070 Semiconductor memory device and manufacturing method thereof Feb. 25, 2014
8659069 Gate structures Feb. 25, 2014
8658499 Three dimensional NAND device and method of charge trap layer separation and floating gate formation in the NAND device Feb. 25, 2014
8653622 Semiconductor device including transistor and fuse circuit and semiconductor module including the same Feb. 18, 2014
8653592 Isolation structure, non-volatile memory having the same, and method of fabricating the same Feb. 18, 2014
8653582 Nonvolatile semiconductor memory device and method for manufacturing same Feb. 18, 2014
8653581 HTO offset for long Leffective, better device performance Feb. 18, 2014
8653577 Nonvolatile semiconductor memory device Feb. 18, 2014
8652921 Semiconductor device having a damp-proof structure and method of fabricating the same Feb. 18, 2014
8648409 Non-volatile memory device and method for fabricating the same Feb. 11, 2014
8648408 Semiconductor device Feb. 11, 2014
8648407 Semiconductor device and method for fabricating thereof Feb. 11, 2014
8648404 Nonvolatile semiconductor memory device, three-dimensional semiconductor device, and method of manufacturing the same Feb. 11, 2014
8643084 Vertical non-volatile memory device Feb. 4, 2014
8643083 Electronic devices with ultraviolet blocking layers Feb. 4, 2014
8643082 Thickened sidewall dielectric for memory cell Feb. 4, 2014
8643077 Non-volatile memory devices including blocking insulation patterns with sub-layers having different energy band gaps Feb. 4, 2014
8643076 Non-volatile memory device and method for fabricating the same Feb. 4, 2014
8637921 Nitridation oxidation of tunneling layer for improved SONOS speed and retention Jan. 28, 2014











 
 
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