Patents
Sitemap › G11 - Information storage › G11C - Static stores › G11C 17 - Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
Patents for G11C 17 - Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards (10,133)
02/1996
02/27/1996US5495436 Anti-fuse ROM programming circuit
02/27/1996US5495191 Single ended dynamic sense amplifier
02/27/1996US5495181 Integrated circuit facilitating simultaneous programming of multiple antifuses
02/27/1996US5494842 Method of programming a CMOS read only memory at the second metal layer in a two-metal process
02/20/1996US5493534 Remotely re-programmable program memory for a microcontroller
02/20/1996US5493527 High density ROM with select lines
02/20/1996US5493141 Method and circuit for tunnel-effect programming of floating gate MOSFET transistors
02/20/1996US5493139 Electrically erasable PROM (E2 PROM) with thin film peripheral transistor
02/20/1996US5492846 Fabrication method of nonvolatile semiconductor memory device
02/13/1996US5491809 Smart erase algorithm with secure scheme for flash EPROMs
02/13/1996US5491662 Microcontroller memory cell current reading method
02/13/1996US5491660 On-chip operation control for memories
02/13/1996US5491658 Column decoder for virtual ground memory array
02/07/1996EP0696031A1 Programmable integrated memory with emulation means
02/06/1996US5490106 Semiconductor read only memory device with memory cells implemented by inverted thin film transistors
02/06/1996US5489870 Voltage booster circuit
01/1996
01/31/1996EP0694198A1 Semiconductor device
01/31/1996CN1115911A Eeprom cell with isolation transistor and methods for making and operating the same
01/24/1996EP0693217A1 Zero power high speed programmable circuit device architecture
01/23/1996US5487045 Sense amplifier having variable sensing load for non-volatile memory
01/23/1996US5487034 Semiconductor memory device and method for writing data therein
01/23/1996US5486487 Method for adjusting the threshold of a read-only memory to achieve low capacitance and high breakdown voltage
01/17/1996CN1115107A High-density mask type read-only memory
01/17/1996CN1115106A Semiconductor intergral circuit
01/17/1996CN1115105A Semiconductor memory circuit
01/16/1996US5485425 Semiconductor memory device having redundant column and operation method thereof
01/16/1996US5485424 Semiconductor memory and redundant-address writing method
01/16/1996US5485105 Apparatus and method for programming field programmable arrays
01/16/1996CA2052302C Prevention of inspection of secret data stored in encapsulated integrated circuit chip
01/09/1996US5483498 Semiconductor memory device incorporating address change detection circuit for page mode access
01/09/1996US5483496 Nonvolatile memory device having a timer circuit
01/09/1996US5483491 Memory card device
01/09/1996US5483484 Electrically erasable programmable read-only memory with an array of one-transistor memory cells
01/09/1996US5483483 Read-only memory device
01/09/1996US5483471 Microcomputer
01/04/1996WO1996000420A1 Memory device with switching of data stream modes
01/03/1996EP0690452A2 Electrically erasable memory and method of erasure
01/03/1996EP0690451A2 Multistepped threshold convergence for a flash memory array
01/03/1996EP0689720A1 A technique for making memory cells in a way which suppresses electrically conductive stringers
01/02/1996US5481499 Integrated matrix memory, comprising a circuit arrangement for testing the addressing
01/02/1996US5481221 Charge pump circuit for low supply voltage applications
12/1995
12/26/1995US5479637 Method and device for updating information elements in a memory
12/20/1995EP0678211A4 Read-only memory cell.
12/20/1995EP0611497A4 Adaptive programming method for antifuse technology.
12/19/1995US5477500 Decode circuit for a semiconductor memory device
12/19/1995US5477484 Semiconductor memory having a high speed sense amplifier
12/19/1995US5477167 Programmable application specific integrated circuit using logic circuits to program antifuses therein
12/13/1995EP0686980A1 Semiconductor memory device having means for replacing defective memory cells
12/13/1995EP0686979A1 Failure tolerant memory device, in particular of the flash EEPROM type
12/13/1995EP0686978A1 A method for in-factory testing of flash EEPROM devices
12/13/1995EP0686976A2 Data management system for programming-limited type semiconductor memory and IC memory card having the data management system
12/13/1995EP0392895B1 Flash EEprom system
12/12/1995US5475637 Active bit-line clamp circuit for flat cell structure of mask read-only memory
12/12/1995US5475634 Floating gate memory array with latches having improved immunity to write disturbance, and with storage latches
12/12/1995US5475249 Nonvolatile semiconductor device to erase with a varying potential difference
12/07/1995WO1995033266A1 Flat-cell rom and decoder
12/06/1995EP0685853A1 Method for erasing an EEPROM flash memory cell and corresponding erasing circuit
12/06/1995EP0685852A2 Memory system and method of using same
12/06/1995EP0660963A4 High speed memory sense amplifier with noise reduction.
12/05/1995US5473753 Method of managing defects in flash disk memories
12/05/1995US5473570 Semiconductor memory device having an improved sense amplifier arrangement
12/05/1995US5473564 Memory card having an integrated circuit for the secure counting down of units
12/05/1995US5473563 Nonvolatile semiconductor memory
12/05/1995US5473560 Method of reading data and read-only memory circuit
12/05/1995US5473496 Device for the protection of an integrated circuit against power supply cuts
12/05/1995US5472893 Method of making a floating gate memory device
12/05/1995US5472892 Method of making a non-volatile floating gate memory device with peripheral transistor
11/1995
11/30/1995WO1995032507A1 Programmable logic device with verify circuitry for classifying fuse link states as validly closed, validly open or invalid
11/30/1995WO1995032433A1 Method for programming antifuses for reliable programmed links
11/29/1995CN1112800A Remotely re-programmable program memory for a microcontroller
11/28/1995US5471422 EEPROM cell with isolation transistor and methods for making and operating the same
11/28/1995US5471416 Method of programming a CMOS read only memory at the second metal layer in a two-metal process
11/28/1995US5471154 Programming of antifuses
11/23/1995WO1995024057A3 Low voltage one transistor flash eeprom cell using fowler-nordheim programming and erase
11/22/1995EP0682803A1 Configurable integrated circuit comprising complementary nonvolatile memory cells
11/21/1995US5469564 Data storage device with enhanced data security
11/21/1995US5469450 Nonvolatile memory device including multi-ECC circuit
11/21/1995US5469397 Semiconductor memory device with a reference potential generator
11/21/1995US5469396 Apparatus and method determining the resistance of antifuses in an array
11/21/1995US5469394 Nonvolatile semiconductor memory device having a status register and test method for the same
11/21/1995US5469381 Semiconductor memory having non-volatile semiconductor memory cell
11/21/1995US5469379 Multi-level vROM programming method and circuit
11/21/1995US5469109 Method and apparatus for programming anti-fuse devices
11/21/1995US5469077 Field programmable antifuse device and programming method therefor
11/15/1995EP0682370A1 Storage device
11/15/1995EP0389584B1 Transistor breakdown protection circuit
11/15/1995CN1111825A Nonvolatile semiconductor memory storage and production of same
11/14/1995US5467457 Read only type semiconductor memory device including address coincidence detecting circuits assigned to specific address regions and method of operating the same
11/14/1995US5467310 EEPROM and EEPROM reading method
11/14/1995US5467309 Semiconductor nonvolatile memory device having reduced switching overhead time on the program mode
11/14/1995US5467306 Method of using source bias to increase threshold voltages and/or to correct for over-erasure of flash eproms
11/14/1995US5467300 Grounded memory core for Roms, Eproms, and EEpproms having an address decoder, and sense amplifier
11/14/1995US5467027 Programmable cell with a programmable component outside the signal path
11/09/1995WO1995030244A1 Non-volatile memory with field shield
11/09/1995WO1995030225A1 Memory based on arrays of capacitors
11/08/1995EP0681296A2 Method and circuitry for programming a floating-gate memory cell
11/08/1995EP0681295A1 Burn-in method for nonvolatile flash - EPROM memory devices
11/08/1995EP0681293A1 Sense amplifier with hysteresis
11/08/1995EP0355768B1 Semiconductor memory cells and semiconductor memory device employing the semiconductor memory cells
11/07/1995US5465341 Verifiable security circuitry for preventing unauthorized access to programmed read only memory
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