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)
07/1999
07/13/1999US5923827 Facsimile apparatus using a memory management device having empty memory block maintenance function
07/13/1999US5923672 Multipath antifuse circuit
07/13/1999US5923588 Non-volatile semiconductor memory device with a plurality of programming voltage levels
07/13/1999US5923064 Semiconductor memory device with a concentrated impurities in channel transistors
07/07/1999CN1222236A Signal processing system and method with rom storing instructions encoded for reducing power consumption during reads
07/07/1999CN1221957A Semiconductor nonvolatile memory device
07/06/1999US5920519 Semiconductor memory with sensing stability
07/06/1999US5920505 Negative word line voltage regulation circuit for electrically erasable semiconductor memory devices
07/06/1999US5920499 Method of decoding a diode type read only memory
07/06/1999US5920225 Negative voltage drive circuit
07/01/1999DE19755384A1 Überwachungssystem Monitoring system
06/1999
06/29/1999US5917751 Nonvolatile semiconductor memory device
06/24/1999WO1999031585A1 Monitoring system for a digital trimming cell
06/24/1999CA2313646A1 Monitoring system
06/23/1999CN1220467A Voltage generator circuit
06/22/1999US5914903 Semiconductor memory device
06/16/1999EP0923082A2 Semiconductor memory having a sense amplifier
06/16/1999EP0749638B1 Semiconductor memory devices and methods of producing such
06/15/1999US5912835 Non-volatile ferroelectric memory device for storing data bits restored upon power-on and intermittently refreshed
06/09/1999EP0920699A1 Antifuse detect circuit
06/08/1999US5910925 EEPROM with split gate source side injection
06/08/1999US5910915 EEPROM with split gate source side injection
06/08/1999US5910912 Flash EEPROM with dual-sidewall gate
06/02/1999CN2321506Y Toy football with music
06/02/1999CN1218264A Memory unit for code filling in natural order
06/01/1999US5909405 Nonvolatile semiconductor memory
06/01/1999US5909403 Memory driving apparatus
05/1999
05/25/1999US5907517 Memory circuit yield generator and timing adjustor
05/25/1999US5907167 Circuit for use in switching signals within an integrated circuit
05/20/1999WO1998058383A9 Electrically addressable passive device, method for electrical addressing of the same and uses of the device and the method
05/19/1999EP0917154A2 Programmed memory with improved speed and power consumption
05/18/1999US5905677 Voltage regulator for non-volatile semiconductor electrically programmable memory devices
05/18/1999US5905674 Nonvolatile memory and method of programming the same
05/18/1999US5905670 ROM storage cell and method of fabrication
05/18/1999US5904527 Fabricating method for a ROM device using a shockly diode
05/12/1999EP0915480A2 Non-volatile MOS memory
05/12/1999EP0914657A1 A memory device having a power supply-independent low power consumption bit line voltage clamp
05/11/1999USRE36210 Circuit and method for erasing EEPROM memory arrays to prevent over-erased cells
05/11/1999US5903510 Address decoder, semiconductor memory and semiconductor device
05/11/1999US5903490 Customizable integrated circuit device
05/05/1999CN1043275C 半导体存储装置 The semiconductor memory device
05/04/1999US5901152 Three-value data storing semiconductor memory system
05/04/1999US5901094 Circuit for designating an operating mode of a semiconductor memory device
05/04/1999US5901080 Nonvolatile semiconductor memory device
05/04/1999US5900756 Integrated circuit receiving a binary control signal
04/1999
04/28/1999EP0911832A2 Memory cell having programmed margin verification
04/28/1999EP0839390B1 Electrically erasable and programmable non-volatile storage location
04/27/1999US5898868 Method and system for file system management using a flash-erasable, programmable, read-only memory
04/27/1999US5898632 Sense amplifier of virtual ground flat-cell
04/27/1999US5898630 Dynamic nonvolatile memory cell
04/27/1999US5898621 Batch erasable single chip nonvolatile memory device and erasing method therefor
04/27/1999US5898335 High voltage generator circuit
04/27/1999US5898197 Non-volatile semiconductor memory devices
04/20/1999US5896334 Circuit and method for memory device with defect current isolation
04/20/1999US5896317 Nonvolatile semiconductor memory device having data line dedicated to data loading
04/20/1999US5896041 Method and apparatus for programming anti-fuses using internally generated programming voltage
04/20/1999US5895962 Structure and a method for storing information in a semiconductor device
04/15/1999WO1999018531A1 Automatic test process with non-volatile result table store
04/14/1999EP0908896A2 A virtual ground type semiconductor storage device
04/13/1999US5894439 Memory device
04/13/1999US5894435 Nonvolatile semiconductor memory device and method of reducing read disturbance
04/13/1999US5894431 Low power output block for large ROM
04/13/1999US5894162 High density EPROM cell and process for fabricating same
04/13/1999US5893738 Method for forming double density MROM array structure
04/07/1999EP0597745B1 Fusible circuit for integrated circuit
04/07/1999CN1213447A Smart card
04/07/1999CN1213183A Method of setting threshold voltage levels
04/06/1999US5892776 Semiconductor memory and test method incorporating selectable clock signal modes
04/06/1999US5892727 Word line driver in a multi-value mask ROM
04/06/1999US5892715 Non-volatile semiconductor memory device with variable source voltage
04/06/1999US5892714 Method of programming and/or verifying a threshold voltage level of a nonvolatile memory cell
04/06/1999US5892713 Nonvolatile semiconductor memory device
04/06/1999US5892710 Method and circuitry for storing discrete amounts of charge in a single memory element
04/06/1999US5892709 Single level gate nonvolatile memory device and method for accessing the same
04/06/1999US5892684 Programmable application specific integrated circuit employing antifuses and methods therefor
04/06/1999US5892267 Multi-stage voltage-boosting circuit with boosted back-gate bias
04/06/1999US5892258 Read-only semiconductor memory device
04/01/1999WO1998058383A3 Electrically addressable passive device, method for electrical addressing of the same and uses of the device and the method
03/1999
03/30/1999US5890188 Nonvolatile semiconductor memory device having means for selective transfer of memory block contents and for chaining together unused memory blocks
03/30/1999US5889722 Hybrid integrated circuit device and method of fabricating the same
03/30/1999US5889706 Apparatus for and method of terminal setting of integrated circuit
03/30/1999US5889694 Dual-addressed rectifier storage device
03/30/1999US5889414 Programmable circuits
03/25/1999WO1999014808A1 Memory location arrangement and method for producing the same
03/25/1999WO1999014763A1 A read-only memory and read-only memory devices
03/25/1999WO1999014762A1 A read-only memory and read-only memory device
03/24/1999EP0903754A2 Nonvolatile semiconductor memory
03/24/1999CN1211822A Fuse device for semiconductor memory element
03/24/1999CN1211801A Semiconductor memory
03/23/1999US5886937 Semiconductor read only memory and a method for reading data stored in the same
03/23/1999US5886928 Non-volatile memory cell and method of programming
03/23/1999US5886905 Method of determining operating conditions for a nonvolatile semiconductor memory
03/23/1999US5886392 One-time programmable element having controlled programmed state resistance
03/16/1999US5883835 Control method for non-volatile memory
03/16/1999US5883832 Electrically erasable and programmable non-volatile storage location
03/16/1999US5883501 Power supply circuit
03/09/1999US5881295 Data processor which controls interrupts during programming and erasing of on-chip erasable and programmable non-volatile program memory
03/09/1999US5880994 Non-volatile semiconductor memory device having verify function
03/09/1999US5880992 Electrically erasable and programmable read only memory
03/03/1999EP0899745A2 Fuse arrangement for semiconductor memory device.
1 ... 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 ... 102