Patents
Patents for G11C 16 - Erasable programmable read-only memories (44,373)
02/1998
02/11/1998CN1173044A Semiconductor elemetn and data processing equipment ted used it
02/11/1998CN1173043A Semiconductor memory device
02/10/1998US5717642 Load signal generating method and circuit for nonvolatile memories
02/10/1998US5717640 ROM type semiconductor memory device with large operating margin
02/10/1998US5717637 Semiconductor memory device
02/10/1998US5717636 EEPROM memory with contactless memory cells
02/10/1998US5717635 High density EEPROM for solid state file
02/10/1998US5717634 Programmable and convertible non-volatile memory array
02/04/1998EP0822598A1 Single-chip contact-less read-only memory (rom) device and the method for fabricating the device
02/04/1998EP0822558A2 High-speed low-power consumption semiconductor non-volatile memory device
02/04/1998EP0822557A2 Non-volatile semiconductor memory device with variable source voltage
02/04/1998CN1172328A Method of erasing flash memory device
02/03/1998US5715431 Tamper proof security measure in data writing to non-volatile memory
02/03/1998US5715423 Memory device with an internal data transfer circuit
02/03/1998US5715204 Sense amplifier with hysteresis
02/03/1998US5715196 Method for driving a non-volatile semiconductor memory
02/03/1998US5715195 Programmable memory verify "0" and verify "1" circuit and method
02/03/1998US5715194 Bias scheme of program inhibit for random programming in a nand flash memory
02/03/1998US5715193 Flash memory system and method for monitoring the disturb effect on memory cell blocks due to high voltage conditions of other memory cell blocks
02/03/1998US5714768 Second-layer phase change memory array on top of a logic device
02/03/1998US5714766 Nano-structure memory device
02/03/1998US5714416 Semiconductor memory device and write-once, read-only semiconductor memory array using amorphous-silicon and method therefor
02/03/1998US5714412 Using an erasable programmable read only memory with tunnel oxide process
01/1998
01/29/1998WO1998003977A1 Non-volatile semiconductor memory cell utilizing asymmetrical charge trapping
01/29/1998WO1998003915A2 Flash memory card
01/29/1998DE19649410A1 Non volatile memory cell for e.g. flash EEPROM or flash memory card
01/28/1998EP0821485A2 Call-unit count device
01/28/1998CN1171632A Medium voltage generating circuit and nonvolatile semiconductor memory containing same
01/28/1998CN1171600A Nonvolatile memory cell and method for programming same
01/27/1998US5712969 Method for completely reprogramming an erasable, non-volatile memory
01/27/1998US5712819 Flash EEPROM system with storage of sector characteristic information within the sector
01/27/1998US5712818 Data loading circuit for partial program of nonvolatile semiconductor memory
01/27/1998US5712815 Multiple bits per-cell flash EEPROM capable of concurrently programming and verifying memory cells and reference cells
01/27/1998US5712180 EEPROM with split gate source side injection
01/22/1998WO1998002816A1 Block erasable memory system defect handling
01/22/1998WO1997047041A3 Programmable, non-volatile memory device, and method of manufacturing such a device
01/22/1998DE19704999A1 Programming method for non volatile memory, e.g. EEPROM
01/21/1998EP0820102A2 Read-only semiconductor memory device
01/21/1998EP0819308A1 Flash programming of flash eeprom array
01/21/1998CN1170934A Method of programming nonvolatile memory
01/20/1998US5710734 Semiconductor memory device and data writing method thereof
01/14/1998EP0818788A2 Fast FLASH EPROM programming and pre-programming circuit design
01/13/1998US5708615 Semiconductor memory device with reduced current consumption during precharge and reading periods
01/13/1998US5708606 Semiconductor memory device and high-voltage switching circuit
01/13/1998US5708605 Nonvolatile semiconductor memory device having variable writing and erasing time periods
01/13/1998US5708603 Semiconductor memory device
01/13/1998US5708602 Non-volatile semiconductor memory device and method for verifying operating of the same
01/13/1998US5708600 Method for writing multiple value into nonvolatile memory in an equal time
01/13/1998US5708588 Flash EEPROM memory with improved discharged speed using substrate bias and method therefor
01/13/1998US5708387 Fast 3-state booster-circuit
01/13/1998US5708285 Non-volatile semiconductor information storage device
01/08/1998WO1998000846A1 Method and apparatus for protecting flash memory
01/07/1998EP0817200A1 Clock circuit for reading a multilevel non volatile memory cells device
01/06/1998US5706242 Semiconductor device having a controllable voltage supply
01/06/1998US5706241 Eeprom semiconductor memory device including circuit for generating a voltage higher than a power supply voltage
01/06/1998US5706240 Voltage regulator for memory device
01/06/1998US5706235 Memory circuit with switch for selectively connecting an I/O pad directly to a nonvolatile memory cell and method for operating same
01/06/1998US5706228 Method for operating a memory array
01/06/1998US5706227 Semiconductor memory cell
01/02/1998DE19727378A1 Read amplifier circuit for ROM memory
12/1997
12/31/1997CN1169204A Voltage supplies for flash memory
12/30/1997US5703820 Semiconductor memory device with precharge time improved
12/30/1997US5703809 Overcharge/discharge voltage regulator for EPROM memory array
12/30/1997US5703808 Non-volatile memory cell and method of programming
12/30/1997US5703807 EEPROM with enhanced reliability by selectable VPP for write and erase
12/29/1997EP0814484A1 Nonvolatile memory with a single-cell reference signal generating circuit for reading memory cells
12/29/1997EP0814483A1 Read method and circuit for nonvolatile memory cells with an equalizing structure
12/29/1997EP0814482A1 Method and circuit for generating a read reference signal for nonvolatile memory cells
12/29/1997EP0814481A1 Low-supply-voltage nonvolatile memory device with voltage boosting
12/29/1997EP0814480A1 Method and circuit for reading low-supply-voltage nonvolatile memory cells
12/29/1997EP0814479A2 Semiconductor circuit having circuit supplying voltage higher than power supply voltage
12/29/1997EP0813751A1 Series capacitor charge pump
12/29/1997EP0813705A1 High precision voltage regulation circuit for programming multilevel flash memory
12/24/1997WO1997049089A1 Nand flash memory using floating gate transistors as select gate devices and its bias scheme
12/24/1997WO1997049088A1 Multi-level memory circuit with regulated writing voltage
12/24/1997WO1997049087A1 Multi-level memory circuit with regulated reading voltage
12/24/1997WO1997049086A1 Flash memory address decoder with novel latch
12/24/1997WO1997049085A1 Fail-safe non-volatile memory programming system and method therefor
12/24/1997CN1168539A Method of programming flash memory cell
12/23/1997US5701274 Semiconductor device with selectable device information
12/23/1997US5701272 Negative voltage switching circuit
12/23/1997US5701265 Serial dichotomic method for sensing multiple-level non-volatile memory cells, and sensing circuit implementing such method
12/18/1997WO1997048101A1 Floating gate memory device with low current page buffer
12/18/1997WO1997048100A1 Electrically erasable and programmable non-volatile memory protected against power failure
12/18/1997WO1997048099A1 A device and method for multi-level charge/storage and reading out
12/18/1997WO1997048098A1 Page mode floating gate memory device storing multiple bits per cell
12/17/1997EP0813290A2 Multi-stage voltage-boosting circuit with boosted back-gate bias
12/17/1997EP0813209A2 Method for erasing non-volatile memory
12/17/1997EP0813207A2 First read cycle circuit for semiconductor memory
12/17/1997EP0813206A2 Self adjusting sense amplifier clock delay circuit
12/17/1997CN1167988A Nonvolatile semiconductor memory
12/16/1997US5699311 Semiconductor memory device
12/16/1997US5699306 Row redundancy for nonvolatile semiconductor memories
12/16/1997US5699298 Flash memory erase with controlled band-to-band tunneling current
12/16/1997US5699297 Method of rewriting data in a microprocessor additionally provided with a flash memory
12/16/1997US5699296 Threshold voltage verification circuit of a non-volatile memory cell and program and erasure verification method using the same
12/16/1997US5699295 Current detection circuit for reading a memory in integrated circuit form
12/11/1997WO1997047041A2 Programmable, non-volatile memory device, and method of manufacturing such a device
12/11/1997DE19623145A1 Verfahren zum Betreiben eines Steuergerätes mit einer über eine Programmiervorrichtung programmierbaren Speichereinrichtung A method for operating a control unit with a programmable memory device via a programming device
12/10/1997EP0811987A1 Circuit to produce high programming voltage