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Class Information
Number: 365/184
Name: Static information storage and retrieval > Systems using particular element > Semiconductive > Insulated gate devices > Variable threshold
Description: Subject matter in which the storage device is a FET transistor which has a variable threshold gate, e.g., MNOS.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7592666 |
Semiconductor memory |
Sep. 22, 2009 |
| 7577013 |
Storage units and register file using the same |
Aug. 18, 2009 |
| 7577025 |
Semiconductor memory device comprising floating body memory cells and related methods of operation |
Aug. 18, 2009 |
| 7477541 |
Memory elements and methods of using the same |
Jan. 13, 2009 |
| 7450416 |
Utilization of memory-diode which may have each of a plurality of different memory states |
Nov. 11, 2008 |
| 7432157 |
Method of fabricating flash memory |
Oct. 7, 2008 |
| 7402862 |
Multi-bit non-volatile memory device having a dual-gate and method of manufacturing the same, and method of multi-bit cell operation |
Jul. 22, 2008 |
| 7391640 |
2-transistor floating-body dram |
Jun. 24, 2008 |
| 7348621 |
Non-volatile memory cells |
Mar. 25, 2008 |
| 7342842 |
Data storage device and refreshing method for use with such device |
Mar. 11, 2008 |
| 7274587 |
Semiconductor memory element and semiconductor memory device |
Sep. 25, 2007 |
| 7271010 |
Nonvolatile magnetic memory device and manufacturing method thereof |
Sep. 18, 2007 |
| 7242610 |
Ultraviolet erasable semiconductor memory device |
Jul. 10, 2007 |
| 7236394 |
Transistor-free random access memory |
Jun. 26, 2007 |
| 7170807 |
Data storage device and refreshing method for use with such device |
Jan. 30, 2007 |
| 7136301 |
Semiconductor memory device and driving method thereof |
Nov. 14, 2006 |
| 7123509 |
Floating body cell memory and reading and writing circuit thereof |
Oct. 17, 2006 |
| 7092273 |
Low voltage non-volatile memory transistor |
Aug. 15, 2006 |
| 7072205 |
Floating-body DRAM with two-phase write |
Jul. 4, 2006 |
| 7027327 |
Non-volatile memory |
Apr. 11, 2006 |
| 6949784 |
Zero-cost non-volatile memory cell with write and erase features |
Sep. 27, 2005 |
| 6909632 |
Multiple modes of operation in a cross point array |
Jun. 21, 2005 |
| 6898118 |
Clock synchronized non-volatile memory device |
May. 24, 2005 |
| 6873539 |
Semiconductor device |
Mar. 29, 2005 |
| 6834008 |
Cross point memory array using multiple modes of operation |
Dec. 21, 2004 |
| 6781883 |
Apparatus and method for margin testing single polysilicon EEPROM cells |
Aug. 24, 2004 |
| 6664588 |
NROM cell with self-aligned programming and erasure areas |
Dec. 16, 2003 |
| 6614070 |
Semiconductor non-volatile memory device having a NAND cell structure |
Sep. 2, 2003 |
| 6552887 |
Voltage dependent capacitor configuration for higher soft error rate tolerance |
Apr. 22, 2003 |
| 6552357 |
Semiconductor memory device having plate lines and precharge circuits |
Apr. 22, 2003 |
| 6490218 |
Digital memory method and system for storing multiple bit digital data |
Dec. 3, 2002 |
| 6480426 |
Semiconductor integrated circuit device |
Nov. 12, 2002 |
| 6459110 |
Semiconductor storage element |
Oct. 1, 2002 |
| 6385159 |
Semiconductor memory device including an SOI substrate |
May. 7, 2002 |
| 6331724 |
Single transistor E2prom memory device with controlled erasing |
Dec. 18, 2001 |
| 6181608 |
Dual Vt SRAM cell with bitline leakage control |
Jan. 30, 2001 |
| 6178114 |
Sensing apparatus and method for fetching multi-level cell data |
Jan. 23, 2001 |
| 6108234 |
Semiconductor memory device capable of carrying out a read-out operation at a high speed |
Aug. 22, 2000 |
| 6108229 |
High performance embedded semiconductor memory device with multiple dimension first-level bit-lines |
Aug. 22, 2000 |
| 6061280 |
Data protection system for nonvolatile semiconductor memory device |
May. 9, 2000 |
| 6052313 |
Semiconductor integrated circuit device |
Apr. 18, 2000 |
| 6049899 |
Soft errors handling in EEPROM devices |
Apr. 11, 2000 |
| 6011747 |
Memory cell of non-volatile semiconductor memory device |
Jan. 4, 2000 |
| 5982673 |
Secondary sense amplifier with window discriminator for self-timed operation |
Nov. 9, 1999 |
| 5973958 |
Interlaced storage and sense technique for flash multi-level devices |
Oct. 26, 1999 |
| 5943272 |
Circuit for sensing memory having a plurality of threshold voltages |
Aug. 24, 1999 |
| 5914895 |
Non-volatile random access memory and methods for making and configuring same |
Jun. 22, 1999 |
| 5889698 |
Nonvolatile memory device and refreshing method |
Mar. 30, 1999 |
| 5852575 |
Apparatus and method for reading multi-level data stored in a semiconductor memory |
Dec. 22, 1998 |
| 5828616 |
Sensing scheme for flash memory with multilevel cells |
Oct. 27, 1998 |
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