Patents
Patents for G11C 29 - Checking stores for correct operation; Testing stores during standby or offline operation (30,524)
01/1995
01/31/1995US5386386 Redundancy circuit having a spare memory block replacing defective memory cells in different blocks
01/31/1995US5386380 Read only memory
01/26/1995DE4324795A1 Method for testing alterations to source code programs
01/25/1995EP0635786A1 Device for storing data
01/24/1995US5384906 Method and apparatus for synchronizing a plurality of processors
01/24/1995US5384789 Semiconductor memory device having ECC circuit for decreasing the number of common bus lines to realize large scale integration and low power consumption
01/24/1995US5384784 Semiconductor memory device comprising a test circuit and a method of operation thereof
01/24/1995US5384741 Semiconductor memory device adapted for preventing a test mode operation from undesirably occurring
01/24/1995US5384737 Pipelined memory having synchronous and asynchronous operating modes
01/18/1995EP0634751A1 Method and apparatus for parallel testing of memory
01/18/1995EP0509633B1 Semiconductor memory
01/17/1995US5383205 Semiconductor memory device having an error correction circuit and an error correction method of data in a semiconductor memory device
01/17/1995US5383195 BIST circuit with halt signal
01/17/1995US5383193 Method for testing non-volatile memories
01/17/1995US5383162 Semiconductor memory device
01/17/1995US5383157 Parallel TESTMODE
01/17/1995US5383156 Semiconductor device for permitting easy external detection of use of redundant circuit and semiconductor memory device therefore
01/17/1995US5383147 IC card and method of checking the memory capacity of IC card
01/12/1995DE4422786A1 Memory system
01/10/1995US5381544 Copyback memory system and cache memory controller which permits access while error recovery operations are performed
01/10/1995US5381419 Method and apparatus for detecting retention faults in memories
01/10/1995US5381418 For verifying correct operation of storage device
01/10/1995US5381373 Voltage stress test circuit for a DRAM
01/10/1995US5381372 Semiconductor memory device
01/10/1995US5381371 Semiconductor memory device incorporating redundancy memory cells capable of accessing defective memory cells
01/10/1995US5381370 Memory with minimized redundancy access delay
01/10/1995US5381368 Hardware implemented row copy enable mode for DRAMS to create repetitive backgrounds for video images or DRAM testing
01/05/1995DE4416171A1 EEPROM device
01/04/1995EP0632468A1 Fast data compression circuit for semiconductor memory chips including an abist structure
01/04/1995EP0632467A1 Integrated circuit with a processor-based abist circuit
01/04/1995EP0632464A1 Microcontroller memory cell current reading method
01/04/1995EP0632384A1 High speed and programmable array clock generator circuit for abist semiconductor memory chips
01/04/1995EP0632381A2 Fault-tolerant computer systems
01/04/1995EP0632380A1 A circuit allowing a two-pass fuse blow to memory chips combining abist and redundancy capabilities
01/04/1995EP0632282A2 Semiconductor integrated circuit device with test mode switching
01/03/1995US5379417 System and method for ensuring write data integrity in a redundant array data storage system
01/03/1995US5379415 Fault tolerant memory system
01/03/1995US5379413 User selectable word/byte input architecture for flash EEPROM memory write and erase operations
01/03/1995US5379411 Fault indication in a storage device array
01/03/1995US5379410 Data generating apparatus generating consecutive data and having a data skip scheme and a method of operating the same
01/03/1995US5379303 Maximizing improvement to fault coverage of system logic of an integrated circuit with embedded memory arrays
01/03/1995US5379276 Data information recording/reproducing apparatus which minimizes record failures
01/03/1995US5379260 Memory cell having a super supply voltage
01/03/1995US5379259 Semiconductor memory device
01/03/1995US5379258 Circuit for repairing defective bit in semiconductor memory device and repairing method
01/03/1995US5379246 Semiconductor memory device having loop configuration
12/1994
12/28/1994EP0631285A1 Voltage supply detection and switching system for content addressable memory (CAM)
12/27/1994US5377152 Semiconductor memory and screening test method thereof
12/27/1994US5377148 Apparatus and method to test random access memories for a plurality of possible types of faults
12/27/1994US5377147 Method and circuitry for preconditioning shorted rows in a nonvolatile semiconductor memory incorporating row redundancy
12/27/1994US5377146 Hierarchical redundancy scheme for high density monolithic memories
12/27/1994US5377144 Semiconductor integrated circuit memory part
12/27/1994US5376879 Method and apparatus for evaluating electrostatic discharge conditions
12/22/1994WO1994029870A1 A burst mode memory accessing system
12/22/1994CA2163540A1 A burst mode memory accessing system
12/21/1994EP0630026A2 Semiconductor memory device incorporating a test mode therein to perform an automatic refresh function
12/21/1994EP0629868A1 Flat panel display device and method of inspection of same
12/20/1994US5375231 Control memory error correcting apparatus
12/20/1994US5375227 Method of and apparatus for automatic recovery of a cache in a storage system
12/20/1994US5375091 Method and apparatus for memory dynamic burn-in and test
12/20/1994US5375090 Semiconductor memory device
12/20/1994US5375088 Random access memory with plurality of amplifier groups
12/15/1994DE4342821C1 Electronic memory circuit
12/15/1994DE4328899C1 Process for producing a functional memory module using two partially defective random-access memory units
12/14/1994EP0628831A1 Bidirectional boundary scan test cell
12/13/1994US5373510 Test circuit of input architecture of erasable and programmable logic device
12/13/1994US5373509 Semiconductor memory device and method of testing the same
12/13/1994US5373472 Semiconductor memory apparatus
12/13/1994US5373471 Semiconductor memory device having redundancy memory cells for replacing defective
12/08/1994WO1994028555A1 Self-testing device for storage arrangements, decoders or the like
12/08/1994WO1994028549A2 Erase and program verification circuit for non-volatile memory
12/06/1994US5371882 Spare disk drive replacement scheduling system for a disk drive array data storage subsystem
12/06/1994US5371748 Technique and apparatus for testing an electrically programmable ROM embedded among other digital circuitry on an IC chip
12/06/1994US5371712 Semiconductor memory device having detection circuitry for sensing faults in word lines
12/06/1994US5371710 Semiconductor memory device having test mode
12/06/1994US5371708 FIFO-type semiconductor device
12/06/1994US5371390 Interconnect substrate with circuits for field-programmability and testing of multichip modules and hybrid circuits
11/1994
11/30/1994EP0626645A2 Structure for deselecting broken select lines in memory arrays
11/30/1994EP0626644A1 Structure to utilize a partially functional cache memory
11/30/1994EP0381405B1 Semiconductor memory device having mask rom structure
11/30/1994EP0350943B1 Semiconductor integrated circuit including output buffer
11/29/1994US5369767 Servicing interrupt requests in a data processing system without using the services of an operating system
11/29/1994US5369758 Checking for proper locations of storage devices in a storage array
11/29/1994US5369752 Method and apparatus for shifting data in an array of storage elements in a data processing system
11/29/1994US5369647 Circuitry and method for testing a write state machine
11/29/1994US5369646 Semiconductor integrated circuit device having test circuit
11/29/1994US5369608 Apparatus for relieving standby current fail of memory device
11/29/1994CA2027992C System for programmed operation of direct access storage device (dasd) subsystems
11/24/1994DE4317175A1 Selbsttesteinrichtung für Speicheranordnungen, Decoder od. dgl. Self-testing device for memory devices, or the decoder. Like.
11/22/1994US5367682 Data processing virus protection circuitry including a permanent memory for storing a redundant partition table
11/22/1994US5367669 Fault tolerant hard disk array controller
11/22/1994US5367668 Method and apparatus for fault-detection
11/22/1994US5367492 Semiconductor memory device providing reduced test time
11/22/1994US5367491 Apparatus for automatically initiating a stress mode of a semiconductor memory device
11/22/1994US5367484 Programmable high endurance block for EEPROM device
11/22/1994US5367472 Method for testing a computer input device
11/22/1994US5367263 Semiconductor integrated circuit device and test method therefor
11/15/1994US5365482 Semiconductor memory device with provision of pseudo-acceleration test
11/15/1994US5365481 Semiconductor memory device having test mode and method of setting test mode
11/10/1994DE4302223C2 Nicht-flüchtige Halbleiterspeichereinrichtung sowie Herstellungsverfahren dafür The non-volatile semiconductor memory device and manufacturing method thereof