Patents
Patents for G11C 16 - Erasable programmable read-only memories (44,373)
07/1997
07/08/1997US5646894 Smart boost circuit for low voltage flash EPROM
07/08/1997US5646891 Electrically erasable and programmable read only memory device with erase verify circuit for exactly verifying erased state of memory cells
07/08/1997US5646890 Flexible byte-erase flash memory and decoder
07/08/1997US5646887 Sense amplifier with pre-charge circuit and low-voltage operation mode
07/08/1997US5646886 Flash memory having segmented array for improved operation
07/08/1997US5646885 Fast accessible non-volatile semiconductor memory device
07/08/1997US5646429 Segmented non-volatile memory array having multiple sources
07/08/1997US5646060 Method for making an EEPROM cell with isolation transistor
07/03/1997WO1997015054A3 A flash eeprom memory with separate reference array
07/03/1997DE19654561A1 Speicherzellenfeld Memory cell array
07/02/1997EP0782268A2 Supply voltages switch circuit
07/02/1997EP0782149A2 Device for generating and regulating a gate voltage in a non-volatile memory
07/02/1997EP0782148A2 Method to prevent disturbances during the programming and erasing phases in a non-volatile memory device
07/02/1997EP0782147A1 Method and programming device for detecting an error in a memory
07/02/1997EP0782146A2 Nonvolatile memory having data storing area and attribute data area for storing attribute data of data storing area
07/02/1997EP0782145A1 Erasing method for a non-volatile memory
07/01/1997US5644636 Method and apparatus for securing data stored in semiconductor memory cells
07/01/1997US5644618 Method of self-diagnosing a mobile telephone set for use in a mobile telephone switching system and a mobile telephone set to which the method is applied
07/01/1997US5644540 In a redundancy repair circuit
07/01/1997US5644539 Storage device employing a flash memory
07/01/1997US5644533 Flash memory system, and methods of constructing and utilizing same
07/01/1997US5644532 Method for programming a cell in a source-coupling, split-gate, virtual ground flash EEPROM array
07/01/1997US5644531 Program algorithm for low voltage single power supply flash memories
07/01/1997US5644530 Electrically modifiable non-volatile memory incorporating test functions
07/01/1997US5644529 Integrated circuit for the programming of a memory cell in a non-volatile memory register
07/01/1997US5644528 Non-volatile memory having a cell applying to multi-bit data by multi-layered floating gate architecture and programming method for the same
06/1997
06/26/1997WO1997022971A1 A negative voltage switch architecture for a nonvolatile memory
06/26/1997WO1997017704A3 Method and device for automatic determination of the required high voltage for programming/erasing an eeprom
06/26/1997DE19545523A1 EEPROM und Verfahren zur Ansteuerung desselben EEPROM and method for controlling the same
06/25/1997EP0780017A1 System comprising field programmable gate array and intelligent memory
06/24/1997US5642316 Method and apparatus of redundancy for non-volatile memory integrated circuits
06/24/1997US5642313 Voltage booster circuit for a memory device
06/24/1997US5642312 Flash EEPROM system cell array with more than two storage states per memory cell
06/24/1997US5642311 Overerase correction for flash memory which limits overerase and prevents erase verify errors
06/24/1997US5642310 System and method for controlling source current and voltage during flash memory erase operations
06/24/1997US5642309 Auto-program circuit in a nonvolatile semiconductor memory device
06/24/1997US5642308 Nonvolatile semiconductor memory apparatus
06/24/1997US5642072 High voltage generator circuit
06/18/1997EP0539358B1 EEPROM including reference cell
06/17/1997US5640367 Semiconductor memory device and method of fabricating the same
06/17/1997US5640348 Non-volatile semiconductor memory
06/17/1997US5640347 EEPROM circuit configuration having security function
06/17/1997US5640346 Electrically programmable memory cell
06/17/1997US5640345 Semiconductor memory device and fabrication process
06/17/1997US5640344 Programmable non-volatile bidirectional switch for programmable logic
06/17/1997US5640123 Substrate voltage control circuit for a flash memory
06/17/1997US5640083 Method and apparatus for improving power up time of flash eeprom memory arrays
06/12/1997WO1997021226A1 Power supply independent current source for flash eprom erasure
06/12/1997WO1997021225A2 Read-only memory and method of commanding same
06/12/1997WO1997021224A2 Eeprom and method of controlling same
06/12/1997DE19545557A1 Festspeicher und Verfahren zur Ansteuerung desselben The same memory and method for driving
06/11/1997EP0778623A2 PMOS memory cell with hot electron injection programming and tunnelling erasing
06/11/1997EP0778583A2 Nonvolatile semiconductor memory and method for repairing over-erased cells
06/11/1997EP0778582A2 Efficient parallel programming of data chunk in a multi-state implementation
06/11/1997EP0778581A2 Nonvolatile memory device
06/11/1997EP0777902A2 Electrically erasable and programmable read only memory with non-uniform dielectric thickness
06/11/1997CN1151593A Sense amplifier circuit of nonvolatile semiconductor memory device
06/10/1997US5638332 Integrated circuit memory device with balancing circuit including follower amplifier coupled to bit line
06/10/1997US5638327 Flash-EEPROM memory array and method for biasing the same
06/10/1997US5638326 Parallel page buffer verify or read of cells on a word line using a signal from a reference cell in a flash memory device
06/10/1997US5638325 Circuitry for resetting an electrically erasable memory device
06/10/1997US5638324 Flash memory device
06/10/1997US5638323 Nonvolatile semiconductor memory using tunnel effect having a control circuit for simultaneously writing and reading data out of a plurality of memory cells
06/10/1997US5638322 Apparatus and method for improving common mode noise rejection in pseudo-differential sense amplifiers
06/10/1997US5638321 Recording apparatus for integrated circuit card using NAND-type flash memory
06/10/1997US5638320 Method for reading a threshold voltage of a memory cell
06/10/1997US5637897 Nonvolatile semiconductor memory device with dual insulation layers between adjacent gate structures
06/10/1997US5637895 Non-volatile semiconductor memory device
06/05/1997WO1997020269A1 Automatic voltage detection in multiple voltage applications
06/05/1997DE19544571A1 Programming flash EEPROM e.g. for digital answering machine
06/04/1997EP0777235A2 Non-volatile semiconductor memory device having NAND structure cells
06/04/1997EP0758499A4 Method and apparatus for providing an ultra low power regulated negative charge pump
06/03/1997US5636166 Apparatus for externally timing high voltage cycles of non-volatile memory system
06/03/1997US5636162 Erase procedure
06/03/1997US5636161 Eprom bit-line interface for implementing programming, verification and testing
06/03/1997US5636160 Nonvolatile semiconductor memory having a stress relaxing voltage applied to erase gate during data write
06/03/1997US5635747 Nonvolatile semiconductor memories with a cell structure suitable for a high speed operation and a low power supply voltage
06/03/1997US5635416 Manufacturing method to fabricate a semiconductor integrated circuit with on-chip non-volatile memories
05/1997
05/29/1997WO1997019510A1 A fast 3-state booster circuit
05/29/1997WO1997019453A1 Memory cell for a programmable logic device (pld) avoiding pumping programming voltage above an nmos threshold
05/29/1997WO1997019452A1 Method and system for soft programming algorithm
05/28/1997EP0776045A2 Semiconductor memory device and method for fabricating the same
05/28/1997EP0776012A2 Data read circuit of nonvolatile semiconductor memory device
05/28/1997CN1035030C U.V. erasable EPROM party line programmed reader and its use
05/27/1997US5634050 Method and system for file system management using a flash-erasable programmable, read-only memory
05/27/1997US5633824 File system for flash memory
05/27/1997US5633823 Method of narrowing flash memory device threshold voltage distribution
05/27/1997US5633822 Method of programming a nonvolatile flash-EEPROM memory array using source line switching transistors
05/27/1997US5633821 Nonvolatile memory device
05/27/1997US5633518 In an integrated circuit
05/27/1997US5633185 Method of making a non-volatile memory cell
05/22/1997WO1997018588A1 Improved charge pumps using accumulation capacitors
05/21/1997EP0774788A1 A PMOS flash memory cell capable of multi-level threshold voltage storage
05/21/1997EP0774759A1 Reference cells track charge leakage
05/21/1997CN1150493A Dynamic single to multiple bit per cell memory
05/21/1997CN1150492A Bit map addressing schemes for flash memory
05/21/1997CN1150486A High precision voltage regulation circuit for programming multievel flash memory
05/20/1997US5631864 Memory array having a reduced number of metal source lines
05/20/1997US5631597 Negative voltage circuit for a flash memory
05/15/1997WO1997017704A2 Method and device for automatic determination of the required high voltage for programming/erasing an eeprom