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Class Information
Number: 365/185.2
Name: Static information storage and retrieval > Floating gate > Particular biasing > Reference signal (e.g., dummy cell)
Description: Subject matter under 185.18 wherein a data signal on the floating gate is compared to a threshold level or a fixed signal that acts as a constant for comparison to the data signal.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619924 |
Device and method for reading out memory information |
Nov. 17, 2009 |
| 7616483 |
Multi-bit-per-cell flash memory device with an extended set of commands |
Nov. 10, 2009 |
| 7616488 |
Current or voltage measurement circuit, sense circuit, semiconductor non-volatile memory, and differential amplifier |
Nov. 10, 2009 |
| 7613043 |
Shifting reference values to account for voltage sag |
Nov. 3, 2009 |
| 7613045 |
Operation sequence and commands for measuring threshold voltage distribution in memory |
Nov. 3, 2009 |
| 7609555 |
Sensing circuit for flash memory device operating at low power supply voltage |
Oct. 27, 2009 |
| 7606073 |
Nonvolatile semiconductor memory with dummy cell which is absence of a source/drain region |
Oct. 20, 2009 |
| 7606054 |
Cache hit logic of cache memory and processor chip having the same |
Oct. 20, 2009 |
| 7602646 |
Threshold evaluation of EPROM cells |
Oct. 13, 2009 |
| 7599220 |
Charge trapping memory and accessing method thereof |
Oct. 6, 2009 |
| 7599221 |
Floating gate memory device with improved reference current generation |
Oct. 6, 2009 |
| 7599224 |
Systems for coarse/fine program verification in non-volatile memory using different reference levels for improved sensing |
Oct. 6, 2009 |
| 7596032 |
Semiconductor device and control method therefor |
Sep. 29, 2009 |
| 7596037 |
Independent bi-directional margin control per level and independently expandable reference cell levels for flash memory sensing |
Sep. 29, 2009 |
| 7586795 |
Variable reference voltage circuit for non-volatile memory |
Sep. 8, 2009 |
| 7586788 |
Nonvolatile semiconductor memory having voltage adjusting circuit |
Sep. 8, 2009 |
| 7583536 |
Charge loss restoration method and semiconductor memory device |
Sep. 1, 2009 |
| 7580289 |
Discharge circuit for a word-erasable flash memory device |
Aug. 25, 2009 |
| 7577036 |
Non-volatile multilevel memory cells with data read of reference cells |
Aug. 18, 2009 |
| 7573748 |
Column leakage compensation in a sensing circuit |
Aug. 11, 2009 |
| 7573740 |
Multi-state memory |
Aug. 11, 2009 |
| 7564716 |
Memory device with retained indicator of read reference level |
Jul. 21, 2009 |
| 7564724 |
Flash memory device |
Jul. 21, 2009 |
| 7561472 |
NAND architecture memory with voltage sensing |
Jul. 14, 2009 |
| 7558121 |
Flash memory device and smart card including the same |
Jul. 7, 2009 |
| 7558141 |
Memory system, semiconductor memory device and method of driving same |
Jul. 7, 2009 |
| 7554845 |
EEPROM cell and EEPROM block |
Jun. 30, 2009 |
| 7554849 |
Nonvolatile semiconductor memory |
Jun. 30, 2009 |
| 7548461 |
Soft errors handling in EEPROM devices |
Jun. 16, 2009 |
| 7542343 |
Planar NAND flash memory |
Jun. 2, 2009 |
| 7542347 |
Semiconductor device |
Jun. 2, 2009 |
| 7539058 |
Non-volatile memory and operating method thereof |
May. 26, 2009 |
| 7535767 |
Reading multi-cell memory devices utilizing complementary bit information |
May. 19, 2009 |
| 7535765 |
Non-volatile memory device and method for reading cells |
May. 19, 2009 |
| 7535764 |
Adjusting resistance of non-volatile memory using dummy memory cells |
May. 19, 2009 |
| 7532515 |
Voltage reference generator using big flash cell |
May. 12, 2009 |
| 7532520 |
Semiconductor memory device and control method of the same |
May. 12, 2009 |
| 7529134 |
Flash memory devices configured to be programmed using variable initial program loops and related devices |
May. 5, 2009 |
| 7529133 |
Nonvolatile semiconductor storage apparatus and readout method |
May. 5, 2009 |
| 7525846 |
Memory device |
Apr. 28, 2009 |
| 7522455 |
Method and system for reducing soft-writing in a multi-level flash memory |
Apr. 21, 2009 |
| 7518920 |
Flash memory device including a dummy cell |
Apr. 14, 2009 |
| 7518927 |
Non-volatile semiconductor memory device and method for recovering data in non-volatile semiconductor memory device |
Apr. 14, 2009 |
| 7515494 |
Refresh period adjustment technique for dynamic random access memories (DRAM) and integrated circuit devices incorporating embedded DRAM |
Apr. 7, 2009 |
| 7512026 |
Sense amplifying circuit capable of operating with lower voltage and nonvolatile memory device including the same |
Mar. 31, 2009 |
| 7512009 |
Method for programming a reference cell |
Mar. 31, 2009 |
| 7508715 |
Coarse/fine program verification in non-volatile memory using different reference levels for improved sensing |
Mar. 24, 2009 |
| 7508716 |
Sense amplifier for low-supply-voltage nonvolatile memory cells |
Mar. 24, 2009 |
| 7508717 |
Reading circuit for semiconductor memory |
Mar. 24, 2009 |
| 7505327 |
Method of controlling a semiconductor device by a comparison of times for discharge of bit lines connected to different memory cell arrays |
Mar. 17, 2009 |
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