Patents
Patents for G11C 16 - Erasable programmable read-only memories (44,373)
10/1997
10/21/1997US5680347 Nonvolatile semiconductor memory device
10/21/1997US5680346 High-speed, non-volatile electrically programmable and erasable cell and method
10/21/1997US5680343 Semiconductor memory having mask ROM that can be set to plurality of threshold levels
10/21/1997US5679970 Triple gate flash-type EEPROM memory and its production process
10/16/1997WO1997038423A1 Parallel page buffer verify or read of cells on a word line using a signal from a reference cell in a flash memory device
10/15/1997EP0801398A2 Method and apparatus for analog storage using floating gate NAND structures
10/15/1997EP0801393A1 Circuit for determining completion of pre-charge of a generic bit line, particularly for non-volatile memories
10/15/1997EP0800732A1 Method and apparatus for securing data stored in semiconductor memory cells
10/15/1997EP0800686A1 An identifier token with electronic circuitry and conductor means in the token external to the circuitry for realizing an identifier code
10/14/1997US5677885 Memory system with non-volatile data storage unit and method of initializing same
10/14/1997US5677879 Method and apparatus for performing memory cell verification on a nonvolatile memory circuit
10/14/1997US5677875 Non-volatile semiconductor memory device configured to minimize variations in threshold voltages of non-written memory cells and potentials of selected bit lines
10/14/1997US5677874 Nonvolatile semiconductor memory device
10/14/1997US5677873 Methods of programming flash EEPROM integrated circuit memory devices to prevent inadvertent programming of nondesignated NAND memory cells therein
10/14/1997US5677872 Low voltage erase of a flash EEPROM system having a common erase electrode for two individual erasable sectors
10/14/1997US5677871 Circuit structure for a memory matrix and corresponding manufacturing method
10/14/1997US5677870 Non-volatile programmable bistable multivibrator, programmable by the source, for the memory redundancy circuit
10/14/1997US5677869 Programming flash memory using strict ordering of states
10/14/1997US5677868 Batch erasable nonvolatile memory device and erasing method
10/14/1997US5677867 Memory with isolatable expandable bit lines
10/14/1997US5677843 Embroidery data storing device
10/14/1997US5677556 Semiconductor device having inversion inducing gate
10/14/1997CA2069236C Method of self-diagnosing a mobile telephone set for use in a mobile telephone switching system and mobile telephone set being applied the method
10/09/1997WO1997037424A1 Power supply circuit arrangement for an electronic load circuit
10/09/1997WO1997037356A1 Flash memory address decoder with novel latch structure
10/09/1997WO1997037355A1 Semiconductor nonvolatile storage device
10/09/1997WO1997037354A1 Solid-state memory device
10/09/1997WO1997037352A1 Solid-state memory device
10/09/1997CA2201687A1 Method and apparatus for analog storage using floating gate nand structures
10/08/1997EP0800179A2 Method of programming a flash memory cell
10/08/1997EP0800177A1 Supply voltages switch for memory devices
10/08/1997EP0800176A1 Voltage regulator for programming non-volatile memory cells
10/07/1997US5675541 Device comprising means for validating data written in a memory
10/07/1997US5675538 Non-volatile semiconductor memory device having a reference voltage applied to a sense line after data read out is complete
10/07/1997US5675536 Flash memory device
10/07/1997US5675535 Sense amplifier having a high operation speed and a low power consumption
10/07/1997US5675534 Method and apparatus for preventing unauthorized access to nonvolatile memory in electronic encoders having a voltage level detection circuit
10/07/1997US5675279 Voltage stepup circuit for integrated semiconductor circuits
10/07/1997US5674768 Method of making flash EEPROM cell having first and second floating gates
10/02/1997DE19612676A1 Highly integrated, non-volatile semiconductor storage cell
10/02/1997DE19612443A1 Schaltungsanordnung zur Versorgung eines elektronischen Lastkreises Circuit arrangement for supplying an electronic load circuit
10/02/1997DE19612439A1 Halbleiterspeichervorrichtung A semiconductor memory device
10/01/1997EP0798744A1 Timing characterization circuit and method for memory devices
10/01/1997EP0798743A1 Circuit for the generation of a voltage as a function of the conductivity of an elementary cell, particularly for non-volatile memories
10/01/1997EP0798742A1 Driver device for selection lines for a multiplexer, to be used in a wide range of supply voltages, particularly for non-volatile memories
10/01/1997EP0798741A1 Data sensing timing modulating circuit, particularly for non-volatile memories
10/01/1997EP0798740A1 Reference system for determining the programmed/non-programmed status of a memory cell, particularly for non-volatile memories
10/01/1997EP0798739A2 Read circuit which uses a coarse-to-fine search when reading the threshold voltage of a memory cell
10/01/1997EP0798735A1 Row decoding circuit for a semiconductor non-volatile electrically programmable memory, and corresponding method
10/01/1997EP0798732A1 Gain modulated sense amplifier, particularly for memory devices
10/01/1997EP0798729A1 Reference word line and data propagation reproduction circuit, particularly for non-volatile memories provided with hierarchical decoders
10/01/1997EP0798727A1 Data reading path management architecture for a memory device, particularly for non-volatile memories
10/01/1997EP0798726A1 Programming and reading management architecture for memory devices, particularly for test purposes
10/01/1997EP0797827A1 Storage cell for analog recording and playback
09/1997
09/30/1997US5673383 Storage system with a flash memory module
09/30/1997US5673224 Segmented non-volatile memory array with multiple sources with improved word line control circuitry
09/30/1997US5673223 Nonvolatile semiconductor memory device with multiple word line voltage generators
09/30/1997US5673222 Nonvolatile semiconductor memory device
09/30/1997US5673221 Circuit and method for reading a memory cell that can store multiple bits of data
09/30/1997US5672989 Nonvolatile semiconductor integrated circuit having an address transition detector
09/24/1997EP0797213A1 Non-volatile semiconductor memory
09/24/1997EP0797209A1 Timesharing internal bus, particularly for non-volatile memories
09/24/1997EP0797146A1 Data input/output managing device, particularly for a non-volatile memory
09/24/1997EP0797145A1 Sectorized electrically erasable and programmable non-volatile memory device with redundancy
09/23/1997US5671229 Flash eeprom system with defect handling
09/23/1997US5671186 Semiconductor memory device having bit line precharger
09/23/1997US5671180 Semiconductor memory device with function of preventing loss of information due to leak of charges or disturbing
09/23/1997US5671179 Low power pulse generator for smart voltage flash eeprom
09/23/1997US5671178 Erase verifying circuit for a nonvolatile semiconductor memory with column redundancy
09/23/1997US5671177 Non-volatile semiconductor storage apparatus
09/23/1997US5671176 Semiconductor memory device including program inhibition capacitors and method for controlling program-disturb of non-selected memory cells
09/23/1997US5670906 Integrated circuit operable in a mode having extremely low power consumption
09/16/1997US5668760 Nonvolatile memory with a write protection circuit
09/16/1997US5668759 Method for erasing and verifying nonvolatile semiconductor memory
09/16/1997US5668758 Decoded wordline driver with positive and negative voltage modes
09/16/1997US5668757 Scalable flash eeprom memory cell and array
09/16/1997US5668754 Ferroelectric memory cell and reading/writing method thereof
09/16/1997US5668752 Multi-stage ROM wherein a cell current of a selected memory cell is compared with a plurality of constant currents when driven to read voltages
09/12/1997WO1997033286A1 Method and apparatus useful in electronic encoders having a voltage level detection circuit
09/12/1997WO1997033222A1 Apparatus for performing packed shift operations
09/11/1997DE19630755A1 Semiconductor mass memory manufacture with invariant distinctive mark
09/10/1997CN1159059A Flash EEPROM cell, method of manufacturing the same, method of programming and method of reading the same
09/09/1997US5666314 Semiconductor memory device for selecting and deselecting blocks of word lines
09/09/1997US5666309 Memory cell for a programmable logic device (PLD) avoiding pumping programming voltage above an NMOS threshold
09/09/1997US5666308 Writing circuit for non-volatile memory
09/09/1997US5666307 PMOS flash memory cell capable of multi-level threshold voltage storage
09/09/1997US5666304 Semiconductor memory device and method of fabricating the same
09/09/1997US5666276 Power supply circuit for selectively supplying normal read voltage and high voltage to semiconductor memory
09/04/1997WO1997032312A1 Circuit arrangement for a programmable non-volatile memory
09/04/1997WO1997032309A1 Eeprom with split gate source side injection
09/04/1997WO1997032253A1 Semiconductor memory device having faulty cells
09/04/1997DE19607724A1 Schaltungsanordnung für einen programmierbaren nichtflüchtigen Speicher Circuit arrangement for a programmable nonvolatile memory
09/03/1997EP0793238A1 Electrically programmable non-volatile memory cells device for a reduced number of programming cycles
09/03/1997EP0793173A2 Non-volatile semicon-ductor storage unit having a correction coding circuit
09/03/1997EP0792505A1 Voltage supplies for flash memory
09/03/1997EP0792270A1 Natriuretic cyclic compounds
09/02/1997US5663923 Nonvolatile memory blocking architecture
09/02/1997US5663922 Method for the anticipated reading of serial access memory, and memory pertaining thereto
09/02/1997US5663921 Internal timing method and circuit for programmable memories
09/02/1997US5663920 Semiconductor memory word line driver circuit