Patents
Patents for G11C 16 - Erasable programmable read-only memories (44,373)
09/1995
09/20/1995EP0673037A1 Non-volatile semiconductor memory device
09/19/1995US5452311 Method and apparatus to improve read reliability in semiconductor memories
09/19/1995US5452251 Semiconductor memory device for selecting and deselecting blocks of word lines
09/19/1995US5452250 Non-volatile register system utilizing thin-film floating-gate amorphous transistors
09/19/1995US5452249 Non-volatile semiconductor memory device with verify mode for verifying data written to memory cells
09/19/1995US5452248 Method of operating a nonvolatile semiconductor memory device
09/13/1995EP0399258B1 Semiconductor memory device having self-correcting function
09/12/1995US5450361 Semiconductor memory device having redundant memory cells
09/12/1995US5450360 Flash EEPROM having memory cell arrays supplied respectively with erasing voltage via transfer gates different in current capability from each other
09/12/1995US5450357 Level shifter circuit
09/08/1995WO1995024057A2 Low voltage one transistor flash eeprom cell using fowler-nordheim programming and erase
09/08/1995WO1995024040A1 Memory core organization
09/08/1995CA2184724A1 Low voltage one transistor flash eeprom cell using fowler-nordheim programming and erase
09/05/1995US5448712 Circuitry and method for programming and erasing a non-volatile semiconductor memory
09/05/1995US5448578 Electrically erasable and programmable read only memory with an error check and correction circuit
09/05/1995US5448524 Semiconductor memory device
09/05/1995US5448518 Virtual ground type nonvolatile semiconductor memory device capable of simultaneously accessing two memory cells
09/05/1995US5448517 Electrically programmable nonvolatile semiconductor memory device with NAND cell structure
08/1995
08/30/1995EP0669751A2 Data processing apparatus using recording medium which needs data erasing processing before recording of data
08/30/1995EP0669720A1 Programmable logic array structure for semiconductor nonvolatile memories, particularly flash-EPROMs
08/30/1995EP0669622A1 Bias circuit for a transistor in a memory cell
08/29/1995US5446693 Semiconductor storage device
08/29/1995US5446690 Semiconductor nonvolatile memory device
08/29/1995US5446688 Non-volatile semiconductor memory device
08/29/1995US5446408 Method and apparatus for providing selectable sources of voltage
08/29/1995US5445987 Method of manufacturing a nonvolatile memory including a memory cell having a MISFET
08/23/1995EP0668593A1 Regulation circuit and method for the erasing phase of non-volatile memory cells
08/23/1995EP0668592A1 Internal timing method and circuit for programmable memories
08/23/1995EP0668591A1 Read timing method and circuit for nonvolatile memories
08/22/1995US5444664 Flash memory and a microcomputer
08/22/1995US5444663 Semiconductor integrated circuit operable and programmable at multiple voltage levels
08/22/1995US5444659 Semiconductor memory device having means for monitoring bias voltage
08/22/1995US5444656 Apparatus for fast internal reference cell trimming
08/22/1995US5444655 Non-volatile semiconductor memory device with a small distribution width of cell transistor threshold voltage after erasing data
08/22/1995US5444412 Programming voltage regulation circuit for programmable memories
08/18/1995EP0676088A4 Non-volatile semiconductor memory cell.
08/17/1995WO1995022145A1 Semiconductor device
08/17/1995WO1995022144A1 Zero power high speed programmable circuit device architecture
08/16/1995EP0667644A1 Semiconductor device for storing multiple-state level data and manufacturing method thereof
08/16/1995EP0667038A1 Flash eeprom
08/16/1995EP0667026A1 Flash memory system, and methods of constructing and utilizing same
08/15/1995US5442768 Recording and reproducing data using batch erasable nonvolatile semiconductor memories capable of selectively erasing one of a plurality of data groups stored in one of the memories
08/15/1995US5442589 Fuse circuitry having physical fuse and non-volatile memory cell coupled to a detector
08/15/1995US5442586 Method and apparatus for controlling the output current provided by a charge pump circuit
08/15/1995US5442308 Dynamic decoder circuit operative at low frequency clock signals without data destruction
08/09/1995EP0666598A2 Semiconductor memory device capable of storing plural-bit data in a single memory cell
08/09/1995EP0666573A1 Non volatile flip-flop, programmed via the source, especially for memory redundancy circuit
08/09/1995EP0666572A1 Non volatile programmable flip-flop with predefined initial state, especially for memory redundancy circuit
08/09/1995EP0666571A1 Charge pump circuit
08/09/1995EP0665979A1 Verifiable security circuitry for preventing unauthorized access to programmed read only memory.
08/08/1995US5440518 Non-volatile memory circuits, architecture and methods
08/08/1995US5440509 Electrically erasable programmable read-only memory with NAND cell structure and intermediate level voltages initially applied to bit lines
08/08/1995US5440508 Zero power high speed programmable circuit device architecture
08/08/1995US5440505 Method and circuitry for storing discrete amounts of charge in a single memory element
08/08/1995CA2020718C Oxide breakdown mos fuse and its application to memory cards
08/02/1995EP0665559A1 Non volatile programmable flip-flop, with reduction of parasitic effects in read mode, especially for memory redundancy circuit
08/01/1995US5438573 Flash EEPROM array data and header file structure
08/01/1995US5438547 Memory-unit sense amplifier
08/01/1995US5438544 Non-volatile semiconductor memory device with function of bringing memory cell transistors to overerased state, and method of writing data in the device
08/01/1995US5438542 Nonvolatile semiconductor memory device
08/01/1995US5438216 Light erasable multichip module
07/1995
07/27/1995WO1995020225A1 Method and circuitry for storing discrete amounts of charge in a single memory element
07/26/1995EP0664544A2 Stress reduction for non-volatile memory cell
07/26/1995EP0664046A1 Remotely re-programmable program memory for a microcontroller
07/25/1995US5436913 Non-volatile semiconductor memory device using successively longer write pulses
07/25/1995US5436862 IC card including multiple connectors providing memory write production
07/25/1995US5436479 Electrically programmable integrated memory with only one transistor
07/25/1995US5436478 Fast access AMG EPROM with segment select transistors which have an increased width
07/20/1995WO1995019624A1 Flash eprom memory circuit having source side programming
07/19/1995EP0663695A2 Electrically erasable programmable non-volatile semiconductor memory device having select gates and small number of contact holes, and method of manufacturing the device
07/19/1995EP0663668A2 Improvements in or relating to EEPROMS
07/18/1995US5434825 Flash EEPROM system cell array with more than two storage states per memory cell
07/18/1995US5434819 Semiconductor memory device having an automatically activated verify function capability
07/18/1995US5434815 Stress reduction for non-volatile memory cell
07/13/1995WO1995019047A1 A self-aligned dual-bit split gate (dsg) flash eeprom cell
07/12/1995EP0662692A1 Non-volatile semiconductor memory device
07/12/1995EP0662691A1 Count unit for non volatile memories
07/12/1995EP0662690A1 Bias circuit for a memory line decoder driver of non-volatile memories
07/12/1995CN1105145A Non-volatile semiconductor store and data programing method
07/11/1995US5432746 EEPROM memory organized in plural bit words
07/11/1995US5432741 Circuit for permanently disabling EEPROM programming
07/11/1995US5432740 Low voltage flash EEPROM memory cell with merge select transistor and non-stacked gate structure
07/11/1995US5432738 Nonvolatile semiconductor storage system
07/11/1995US5432737 Semiconductor memory
07/11/1995US5432730 Electrically programmable read only memory array
07/05/1995EP0661814A1 End-of-count detecting device, particularly for nonvolatile memories
07/05/1995EP0661795A1 Voltage booster, particularly for nonvolatile memories
07/05/1995EP0661718A2 Method and circuit for flash-erasing EEPROMs
07/05/1995EP0661717A1 Voltage regulator for programming non-volatile and electrically programmable memory cells
07/05/1995EP0661716A1 Voltage regulator for non-volatile semiconductor memory devices
07/05/1995EP0661715A1 Voltage regulator for non-volatile electrically programmable semiconductor memory devices
07/05/1995EP0661714A1 Circuit device and corresponding method for resetting non-volatile and electrically programmable memory devices
07/05/1995EP0661713A1 Threshold voltage detector circuit
07/05/1995EP0661712A2 A non-volatile memory
07/05/1995EP0661711A1 Data reading method in semiconductor storage device capable of storing three- or multi-valued data in one memory cell
07/05/1995EP0661709A1 Semiconductor memory having a high speed sense amplifier
07/05/1995EP0661636A1 Integrated programming circuitry for an electrically programmable semiconductor memory device with redundancy
07/05/1995EP0660963A1 High speed memory sense amplifier with noise reduction
07/04/1995US5430877 Reprogramming methods and apparatus
07/04/1995US5430677 Architecture for reading information from a memory array