Patents
Patents for G11C 29 - Checking stores for correct operation; Testing stores during standby or offline operation (30,524)
03/2001
03/21/2001EP0588425B1 Electronic drive circuits for active matrix devices, and a method of self-testing and programming such circuits
03/21/2001EP0570597B1 Flash memory improved in erasing characteristic, and circuit therefor
03/21/2001CN1288262A Method and device for replacing non-working metallic wire for dynamic random access memory
03/21/2001CN1288237A Integrated storage unit having at least two slice frayments
03/21/2001CN1288236A Integrated storage unit having storage cells and reference unit
03/20/2001US6205564 Optimized built-in self-test method and apparatus for random access memories
03/20/2001US6205515 Column redundancy circuitry with reduced time delay
03/20/2001US6205067 Semiconductor memory device having burn-in mode operation stably accelerated
03/20/2001US6205065 Semiconductor memory device having redundancy memory circuit
03/20/2001US6205064 Semiconductor memory device having program circuit
03/20/2001US6205063 Apparatus and method for efficiently correcting defects in memory circuits
03/20/2001US6205050 Programmed circuit in a semiconductor device
03/20/2001US6204679 Low cost memory tester with high throughput
03/20/2001US6204516 Method and apparatus for determining the robustness of memory cells to alpha-particle/cosmic ray induced soft errors
03/15/2001DE19947118C1 Verfahren und Schaltungsanordnung zum Bewerten des Informationsgehalts einer Speicherzelle Method and circuit for evaluating the information content of a memory cell
03/15/2001DE19933980A1 Integrated semiconductor memory with redundant memory cell devices and method for operating it causes memory cells to combine in standard devices with single addresses and a redundant device to replace one of the standard devices.
03/15/2001DE10043397A1 Flash memory device with programming state diagnosis circuit, includes column drive circuit and programming state diagnosis circuit for verifying data bits from column drive are associated with programming state
03/14/2001EP1083575A1 Non volatile memory with detection of short circuits between word lines
03/14/2001EP1083573A1 Variable width content addressable memory device for searching variable with data
03/14/2001EP1083572A1 Three port content addressable memory device and methods for implementing the same
03/14/2001EP0634751B1 Method and apparatus for parallel testing of memory
03/14/2001CN1287362A Non-volatile semiconductor memory
03/13/2001US6202180 Semiconductor memory capable of relieving a defective memory cell by exchanging addresses
03/13/2001US6202179 Method and apparatus for testing cells in a memory device with compressed data and for replacing defective cells
03/13/2001US6202138 Increasing the memory performance of flash memory devices by writing sectors simultaneously to multiple flash memory devices
03/13/2001US6201762 EPROM circuit with error correction
03/13/2001US6201754 Semiconductor memory device having function of supplying stable power supply voltage
03/13/2001US6201752 Timing circuit for high voltage testing
03/13/2001US6201748 Semiconductor memory device having test mode
03/13/2001US6201747 Method and apparatus for measuring subthreshold current in a memory array
03/13/2001US6201746 Test method for high speed memory devices in which limit conditions for the clock are defined
03/13/2001US6201745 Semiconductor memory device with redundant row substitution architecture and a method of driving a row thereof
03/13/2001US6201744 Semiconductor memory circuit and redundancy control method
03/13/2001US6201733 Semiconductor integrated circuit device, memory module and storage device
03/13/2001US6201432 Integrated circuit devices using fuse elements to generate an output signal that is independent of cut fuse remnants
03/10/2001CA2318019A1 Content addressable memory having read/write capabilities that do not interrupt continuous search cycles
03/10/2001CA2317902A1 Three port content addressable memory device and methods for implementing the same
03/10/2001CA2317387A1 Variable width content addressable memory device for searching variable width data
03/08/2001WO2001016956A1 Method and apparatus for supplying regulated power to memory device components
03/08/2001WO2001016955A1 Circuit and method for a multiplexed redundancy scheme in a memory device
03/08/2001WO2001016612A1 Variable length pattern generator for chip tester system
03/08/2001DE19913570C2 Betriebsverfahren für einen integrierten Speicher und integrierter Speicher A method of operating an integrated memory and built-in memory
03/08/2001DE10040454A1 Testing embedded analogue or mixed signal components of integrated system chip involves installing assembler program to generate test pattern for analogue component, evaluating response
03/07/2001EP1081715A1 Logic-merged memory
03/07/2001EP1081595A2 Semiconductor apparatus
03/07/2001EP1080471A2 High speed memory test system with intermediate storage buffer and method of testing
03/07/2001EP0686978B1 A method for in-factory testing of flash EEPROM devices
03/06/2001US6199185 Test method for high speed semiconductor devices using a clock modulation technique
03/06/2001US6199182 Probeless testing of pad buffers on wafer
03/06/2001US6199177 Device and method for repairing a semiconductor memory
03/06/2001US6199139 Refresh period control apparatus and method, and computer
03/06/2001US6199025 Semiconductor device having selectable device type and methods of testing device operation
03/06/2001US6198699 Semiconductor testing apparatus
03/06/2001US6198676 Test device
03/06/2001US6198675 RAM configurable redundancy
03/06/2001US6198669 Semiconductor integrated circuit
03/06/2001US6198667 Plural memory banks device that can simultaneously read from or write to all of the memory banks during testing
03/06/2001US6198663 Non-volatile semiconductor memory IC
03/06/2001US6198659 Defective address data storage circuit for nonvolatile semiconductor memory device having redundant function and method of writing defective address data
03/06/2001US6198274 IC testing apparatus
03/01/2001WO2001015174A1 A memory module test system with reduced driver output impedance
03/01/2001WO2001015172A2 Flash memory with externally triggered detection and repair of leaky cells
03/01/2001WO2001014972A1 Apparatus for monitoring lsi memory device
03/01/2001DE19935497A1 Verfahren und Schaltungsanordnung zum Korrigieren von Speicherfehlern Method and circuit for correcting memory errors
03/01/2001DE10035705A1 Defective relief analysis procedure of memory, involves detecting line or row address of defective cell in searched memory area, and specifying and storing address of defective cell
03/01/2001DE10035690A1 Semiconductor memory device has input/output mode set by shifting levels of signals received at contacts of mode setting circuit
02/2001
02/28/2001EP0860017A4 Loosely coupled mass storage computer cluster
02/28/2001EP0620556B1 Semiconductor memory device having register for holding test resultant signal
02/28/2001CN1062668C FIFO buffer system having an error detection and correction device
02/27/2001US6195771 Semiconductor device having semiconductor memory circuit to be tested, method of testing semiconductor memory circuit and read circuit for semiconductor memory circuit
02/27/2001US6195299 Semiconductor memory device having an address exchanging circuit
02/22/2001DE10034702A1 Analysing and repairing defective cells in memory by comparing numbers of defective cells to determine if repair is required
02/22/2001DE10026993A1 Semiconductor memory device e.g. EEPROM, has write-in driver circuit that substitutes the defect data in primary row with the data of secondary row selected by redundancy selector
02/21/2001EP1077450A2 NAND type nonvolatile memory
02/21/2001CN1285073A Circuit and method for testing a digital semi-conductor circuit
02/21/2001CN1284724A Programmable data mode generator for use in chip of semiconductor memory
02/20/2001US6192495 On-board testing circuit and method for improving testing of integrated circuits
02/20/2001US6192487 Method and system for remapping physical memory
02/20/2001US6192486 Memory defect steering circuit
02/20/2001US6191987 Semiconductor memory test circuit
02/20/2001US6191986 Memory device with redundancy arrays
02/20/2001US6191985 Dynamic memory having two modes of operation
02/20/2001US6191984 Redundancy circuit capable of disabling use of redundant memory cells that are defective
02/20/2001US6191983 Semiconductor memory
02/20/2001US6191982 Address comparing for non-precharged redundancy address matching with redundancy disable mode
02/15/2001DE10024297A1 Semiconducting memory device has replacement word lines with minimum distance between replacement word lines greater than minimum distance between normal word lines
02/14/2001EP0486295B1 Semiconductor memory device with redundant circuit
02/13/2001US6189119 Semiconductor memory device having test mode
02/13/2001US6188631 Semiconductor memory device column select circuit and method for minimizing load to data input/output lines
02/13/2001US6188622 Method of identifying a defect within a memory circuit
02/13/2001US6188621 Test circuit for flash memory device and method thereof
02/13/2001US6188620 Semiconductor memory device having a redundancy judgment circuit
02/13/2001US6188619 Memory device with address translation for skipping failed memory blocks
02/13/2001US6188618 Semiconductor device with flexible redundancy system
02/13/2001US6188617 Reundancy circuit for semiconductor memories
02/13/2001US6188603 Nonvolatile memory device
02/13/2001US6188597 Semiconductor memory having sub-select lines cross-connected to sub-decoders
02/13/2001US6188057 Method and apparatus for testing photo-receiver arrays and associated read channels
02/08/2001WO2001009902A1 Method and circuit for the correction of memory errors
02/08/2001DE10035137A1 Semiconducting memory has control signal generation circuit, set/reset circuit, column address decoder circuit, memory cell field, delay circuit that can alter/vary reset signal delay time