Patents
Patents for G11C 29 - Checking stores for correct operation; Testing stores during standby or offline operation (30,524)
06/1997
06/24/1997US5642312 Flash EEPROM system cell array with more than two storage states per memory cell
06/24/1997US5642309 Auto-program circuit in a nonvolatile semiconductor memory device
06/18/1997EP0441090B1 Computer controlled optimized pairing of disk units
06/17/1997US5640530 Data processing system
06/17/1997US5640509 Programmable built-in self-test function for an integrated circuit
06/17/1997US5640365 Semiconductor memory device with a decoding peripheral circuit for improving the operation frequency
06/17/1997US5640354 Dynamic random access memory having self-test function
06/17/1997US5640353 External compensation apparatus and method for fail bit dynamic random access memory
06/17/1997US5640340 Adjustable cell plate generator
06/17/1997US5640123 Substrate voltage control circuit for a flash memory
06/17/1997CA2074750C Method and apparatus for programmable memory control with error regulation and test functions
06/11/1997EP0778585A1 Method and circuit for characterising an integrated memory device
06/11/1997EP0778584A1 Semiconductor integrated circuit device with large-scale memory and controller embedded on one semiconductor chip, and method of testing the device
06/11/1997EP0778528A2 Semiconductor memory having redundancy memory cells
06/11/1997EP0496391B1 Semiconductor memory device
06/10/1997US5638506 Method for logically isolating a cache memory bank from a memory bank group
06/10/1997US5638385 Fast check bit write for a semiconductor memory
06/10/1997US5638334 Integrated circuit I/O using a high performance bus interface
06/10/1997US5638331 Burn-in test circuit and method in semiconductor memory device
06/10/1997US5638317 Hierarchical DRAM array with grouped I/O lines and high speed sensing circuit
06/10/1997US5637907 Three dimensional semiconductor circuit structure with optical interconnection
06/05/1997WO1997020316A2 Automated process for generating boards from defective chips
06/05/1997WO1997014109A3 Data error detection and correction for a shared sram
06/05/1997DE19545156A1 Testing method for efficient testing of micro-controllers
06/04/1997EP0777236A1 Method and circuit for testing semiconductor memory units
06/04/1997EP0485976B1 Fault analysis apparatus for memories having redundancy circuits
06/03/1997US5636227 Integrated circuit test mechansim and method
06/03/1997US5636225 Memory test circuit
06/03/1997US5636172 Reduced pitch laser redundancy fuse bank structure
06/03/1997US5636171 Semiconductor memory device having low power self refresh and burn-in functions
06/03/1997US5636168 Method for testing a nonvolatile semiconductor memory device
06/03/1997US5636167 For a semiconductor memory device
06/03/1997US5636163 Random access memory with a plurality amplifier groups for reading and writing in normal and test modes
06/03/1997US5636162 Erase procedure
06/03/1997US5636161 Eprom bit-line interface for implementing programming, verification and testing
06/03/1997US5635854 Programmable logic integrated circuit including verify circuitry for classifying fuse link states as validly closed, validly open or invalid
05/1997
05/28/1997EP0775956A1 Flash memory incorporating microcomputer having on-board writing function
05/28/1997EP0520449B1 Semiconductor memory device
05/27/1997US5634028 Compact track address translation mapping system and method
05/27/1997US5633878 Self-diagnostic data buffers
05/27/1997US5633877 Programmable built-in self test method and controller for arrays
05/27/1997US5633830 Random access memory block circuitry for programmable logic array integrated circuit devices
05/27/1997US5633828 Circuitry and methodology to test single bit failures of integrated circuit memory devices
05/27/1997US5633827 Semiconductor integrated circuit device allowing change of product specification and chip screening method therewith
05/27/1997US5633826 Semiconductor memory wherein a signal selectively substitutes a redundant memory cell link for a faulty ordinary memory cell link
05/27/1997US5633824 File system for flash memory
05/27/1997US5633209 Method of forming a circuit membrane with a polysilicon film
05/21/1997EP0774716A1 Back-up unit
05/20/1997US5631913 Test circuit and test method of integrated semiconductor device
05/20/1997US5631911 Integrated test circuit
05/20/1997US5631870 Semiconductor memory
05/20/1997US5631868 Method and apparatus for testing redundant word and bit lines in a memory array
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
05/14/1997EP0773552A2 An improved power-on reset circuit for controlling test mode entry
05/14/1997EP0471544B1 Semiconductor memory with a sequence of clocked access codes for test mode entry
05/14/1997EP0448970B1 An information processing device having an error check and correction circuit
05/13/1997US5630044 Memory fault recovery system which executes degradation or recovery of memory
05/13/1997US5629950 Fault management scheme for a cache memory
05/13/1997US5629944 Test mode setting circuit of test circuit for semiconductor memory
05/13/1997US5629943 Integrated circuit memory with double bitline low special test mode control from output enable
05/13/1997US5629900 Semiconductor memory device operable to write data accurately at high speed
05/13/1997US5629892 Flash EEPROM memory with separate reference array
05/13/1997US5629889 Superconducting fault-tolerant programmable memory cell incorporating Josephson junctions
05/13/1997US5629137 Method of repairing an integrated circuit structure
05/07/1997EP0772358A1 Memory card apparatus
05/07/1997EP0772202A2 Memory device with reduced number of fuses
05/07/1997EP0772124A1 Memory flow control for a computer controlling a printing machine
05/07/1997EP0467638B1 Semiconductor memory device
05/06/1997US5627963 Redundant read bus for correcting defective columns in a cache memory
05/06/1997US5627838 Automatic test circuitry with non-volatile status write
05/06/1997US5627795 Timing generating device
05/06/1997US5627787 Periphery stress test for synchronous RAMs
05/06/1997US5627786 Parallel processing redundancy scheme for faster access times and lower die area
05/06/1997US5627784 Memory system having non-volatile data storage structure for memory control parameters and method
05/06/1997US5627780 Testing a non-volatile memory
05/02/1997EP0771006A2 Semiconductor memory
05/02/1997EP0770256A1 Testing of memory content
05/01/1997WO1997015942A1 Loosely coupled mass storage computer cluster
04/1997
04/29/1997US5625786 Microprogram memory output circuit for selectively outputting fields of microinstruction word to a plurality of data terminals
04/29/1997US5625597 DRAM having test circuit capable of performing function test of refresh counter and measurement of refresh cycle simultaneously
04/29/1997US5625596 Semiconductor memory device with improved operating speed
04/29/1997US5625591 Non-volatile semiconductor memory device
04/29/1997US5625300 Separate IDDQ -testing of signal path and bias path in an IC
04/24/1997WO1997015054A2 A flash eeprom memory with separate reference array
04/23/1997EP0769743A2 Semiconductor memory device having small chip size and shortened redundancy access time
04/23/1997EP0518603B1 Distributed sparing in DASD arrays
04/22/1997US5623620 Special test modes for a page buffer shared resource in a memory device
04/22/1997US5623448 Apparatus and method for implementing integrated circuit memory device component redundancy using dynamic power distribution switching
04/17/1997WO1997014109A2 Data error detection and correction for a shared sram
04/16/1997EP0768676A2 A semiconductor memory with sequential clocked access codes for test mode entry
04/16/1997EP0768675A2 A semiconductor memory with a flag for indicating test mode
04/16/1997EP0768599A1 On-line disk array reconfiguration
04/16/1997EP0768538A1 Method, tester and circuit for applying a pulse trigger to a unit to be triggered
04/16/1997EP0555307B1 A fault tolerant data storage system
04/15/1997US5621883 Circuit for testing microprocessor memories
04/15/1997US5621882 Disk array system and method of renewing data thereof
04/15/1997US5621736 Formatting of a memory having defective cells
04/15/1997US5621691 Column redundancy circuit and method of semiconductor memory device
04/15/1997US5621690 Nonvolatile memory blocking architecture and redundancy