ClassID:

199734

G11C29/022 - page 3 - CPC Classification

Classification description:

Checking stores for correct operation ; Subsequent repair ; Testing stores during standby or offline operation; Detection or location of defective auxiliary circuits, e.g. defective refresh counters in I/O circuitry

Recent Application in this class:
#601
20090285031
2009-11-19

Simulating a memory circuit

#602
20090271678
2009-10-29

Interface voltage adjustment based on error detection

#603
20090271672
2009-10-29

Scan circuitry controlled switch connecting buffer output to test lead

#604
20090271668
2009-10-29

Bus failure management method and system

#605
20090268542
2009-10-29

Semiconductor memory device

#606
20090265589
2009-10-22

Data channel test apparatus and method thereof

#607
20090261856
2009-10-22

Circuit and method for controlling termination impedance

#608
20090257285
2009-10-15

Semiconductor memory apparatus

#609
20090240448
2009-09-24

Technique for determining performance characteristics of electronic devices and systems

#610
20090231933
2009-09-17

Semiconductor memory device with signal aligning circuit

#611
20090219769
2009-09-03

I/O circuit with phase mixer for slew rate control

#612
20090207895
2009-08-20

Data transceiver system and associated methods

#613
20090206867
2009-08-20

Self-test method for interface circuit

#614
20090201750
2009-08-13

Semiconductor integrated circuit and method of measuring a maximum delay

#615
20090173138
2009-07-09

SYSTEM AND METHOD FOR CHECKING ELECTRICAL CONTACT POINTS OF SEMICONDUCTOR DEVICES

#616
20090168565
2009-07-02

Semiconductor memory device and method for operating the same

#617
20090168549
2009-07-02

Data output buffer circuit and semiconductor memory device including the same

#618
20090164846
2009-06-25

Fault injection in dynamic random access memory modules for performing built-in self-tests

#619
20090164165
2009-06-25

Integrated circuit including calibration circuit

#620
20090153177
2009-06-18

Separate testing of continuity between an internal terminal in each chip and an external terminal in a stacked semiconductor device

#621
20090150731
2009-06-11

Test circuit capable of sequentially performing boundary scan test and test method thereof

#622
20090146756
2009-06-11

Output circuit for semiconductor device, semiconductor device having output circuit, and method of adjusting characteristics of output circuit

#623
20090138768
2009-05-28

Data channel test apparatus and method thereof

#624
20090138646
2009-05-28

Method and apparatus for signaling between devices of a memory system

#625
20090116311
2009-05-07

Semiconductor memory device

#626
20090115449
2009-05-07

On die termination device and semiconductor memory device including the same

#627
20090109774
2009-04-30

Test method and semiconductor device

#628
20090108867
2009-04-30

Method for operating an electronic device with reduced pin capacitance

#629
20090097343
2009-04-16

Method and system for testing address lines

#630
20090096478
2009-04-16

Reconfigurable connections for stacked semiconductor devices

#631
20090091349
2009-04-09

High speed multiple memory interface I/O cell

#632
20090080270
2009-03-26

Memory device having terminals for transferring multiple types of data

#633
20090073739
2009-03-19

Dynamic reconfiguration of solid state memory device to replicate and time multiplex data over multiple data interfaces

#634
20090066368
2009-03-12

Digital calibration circuits, devices and systems including same, and methods of operation

#635
20090066362
2009-03-12

Semiconductor integrated circuit

#636
20090063887
2009-03-05

Memory module with termination component

#637
20090059704
2009-03-05

Calibration circuit and semiconductor memory device with the same

#638
20090059693
2009-03-05

Semiconductor memory device

#639
20090058458
2009-03-05

Digital-to-analog converting circuit and apparatus for on-die termination using the same

#640
20090049339
2009-02-19

Programmable diagnostic memory module

#641
20090046528
2009-02-19

SEMICONDUCTOR INTEGRATED CIRCUIT

#642
20090040844
2009-02-12

Output controller capable of generating only necessary control signals based on an activated selection signal

#643
20090021264
2009-01-22

Method and apparatus for repeatable drive strength assessments of high speed memory DIMMs

#644
20090019304
2009-01-15

Method and apparatus for improving data transfer

#645
20090016125
2009-01-15

Semiconductor memory device

#646
20090015312
2009-01-15

Calibration circuit, semiconductor device including the same, and memory module

#647
20090009212
2009-01-08

Calibration system and method

#648
20090002041
2009-01-01

Method for improving stability and lock time for synchronous circuits

#649
20080315913
2008-12-25

Apparatus for measuring on-die termination (ODT) resistance and semiconductor memory device having the same

#650
20080301485
2008-12-04

Register with process, supply voltage and temperature variation independent propagation delay path

#651
20080298138
2008-12-04

Semiconductor device

#652
20080297199
2008-12-04

Adjustable drive strength apparatus, systems, and methods

#653
20080291761
2008-11-27

Burn-in test apparatus

#654
20080291752
2008-11-27

Semiconductor device

#655
20080290341
2008-11-27

Stacked semiconductor device and method of testing the same

#656
20080288840
2008-11-20

Probeless testing of pad buffers on wafer

#657
20080276133
2008-11-06

Software-Controlled Dynamic DDR Calibration

#658
20080259697
2008-10-23

Semiconductor memory device having output impedance adjustment circuit and test method of output impedance

#659
20080258768
2008-10-23

Method and circuit for controlling pin capacitance in an electronic device

#660
20080253201
2008-10-16

Apparatus and method for calibrating on-die termination in semiconductor memory device

#661
20080247261
2008-10-09

Semiconductor memory device and control method thereof

#662
20080239844
2008-10-02

Implementing calibration of DQS sampling during synchronous DRAM reads

#663
20080239841
2008-10-02

Implementing calibration of DQS sampling during synchronous DRAM reads

#664
20080215938
2008-09-04

Memory device and related testing method

#665
20080211557
2008-09-04

System and method for controlling timing of output signals

#666
20080209291
2008-08-28

Over temperature detection apparatus and method thereof

#667
20080205170
2008-08-28

DDR-SDRAM INTERFACE CIRCUITRY, AND METHOD AND SYSTEM FOR TESTING THE INTERFACE CIRCUITRY

#668
20080198666
2008-08-21

Semiconductor device including adjustable driver output impedances

#669
20080195908
2008-08-14

Method and apparatus for generating expect data from a captured bit pattern, and memory device using same

#670
20080183956
2008-07-31

Asynchronous data transmission

#671
20080181047
2008-07-31

Semiconductor device which transmits or receives a signal to or from an external memory by a DDR system

#672
20080180130
2008-07-31

Interface circuit and semiconductor integrated circuit

#673
20080180116
2008-07-31

Systems and methods for defect testing of externally accessible integrated circuit interconnects

#674
20080164905
2008-07-10

I/O interface circuit of intergrated circuit

#675
20080147950
2008-06-19

Flash memory card test device with multiple interfaces

#676
20080144375
2008-06-19

Flash memory device with shunt

#677
20080130986
2008-06-05

Data training system and method thereof

#678
20080126894
2008-05-29

Semiconductor integrated circuit which properly executes an operational test of a circuit under test in the semiconductor integrated circuit

#679
20080123444
2008-05-29

Adaptive memory calibration using bins

#680
20080122510
2008-05-29

Method of output slew rate control

#681
20080122478
2008-05-29

Output slew rate control

#682
20080122450
2008-05-29

Calibration circuit

#683
20080112246
2008-05-15

Digital calibration circuits, devices and systems including same, and methods of operation

#684
20080109092
2008-05-08

System for elevator electronic safety device

#685
20080104351
2008-05-01

Method for automatic adjustment of timing of double data rate interface

#686
20080101526
2008-05-01

Phase controlled high speed interfaces

#687
20080089139
2008-04-17

Memory accessing circuit system

#688
20080088338
2008-04-17

Semiconductor memory device for adjusting impedance of data output driver

#689
20080080268
2008-04-03

Semiconductor memory device, memory system having semiconductor memory device, and method for testing memory system

#690
20080071966
2008-03-20

System and method for asynchronous clock regeneration

#691
20080068040
2008-03-20

Semiconductor device and impedance adjusting method thereof

#692
20080065938
2008-03-13

System, method and storage medium for testing a memory module

#693
20080059102
2008-03-06

Method and device for verifying output signals of an integrated circuit

#694
20080052571
2008-02-28

Memory test system including semiconductor memory device suitable for testing an on-die termination, and method thereof

#695
20080049536
2008-02-28

Semiconductor memory device and semiconductor device comprising the same

#696
20080046620
2008-02-21

Handling of the transmit enable signal in a dynamic random access memory controller

#697
20080042702
2008-02-21

Method and apparatus for reducing oscillation in synchronous circuits

#698
20080042685
2008-02-21

Input and output circuit

#699
20080040534
2008-02-14

Reuse of functional data buffers for pattern buffers in XDR DRAM

#700
20080025137
2008-01-31

System and method for simulating an aspect of a memory circuit

#701
20080019207
2008-01-24

Semiconductor memory device

#702
20080012598
2008-01-17

Apparatus and method for controlling a driver strength

#703
20080010435
2008-01-10

Memory systems and memory modules

#704
20080002491
2008-01-03

Semiconductor memory device capable of effectively testing failure of data

#705
20070280393
2007-12-06

Communication channel calibration for drift conditions

#706
20070280014
2007-12-06

Semiconductor device

#707
20070263459
2007-11-15

Method and apparatus for output driver calibration

#708
20070263424
2007-11-15

Serial bus controller using nonvolatile ferroelectric memory

#709
20070257693
2007-11-08

Interface test circuit

#710
20070255919
2007-11-01

Memory controller device having timing offset capability

#711
20070250744
2007-10-25

Method and apparatus for testing the connectivity of a flash memory chip

#712
20070241767
2007-10-18

Semiconductor device and method for testing semiconductor device

#713
20070236239
2007-10-11

INTEGRATED CIRCUIT HAVING A SEMICONDUCTOR DEVICE AND INTEGRATED CIRCUT TEST METHOD

#714
20070234155
2007-10-04

Input/output buffer test circuitry and leads additional to boundary scan

#715
20070223288
2007-09-27

Circuit and method for adjusting threshold drift over temperature in a CMOS receiver

#716
20070220378
2007-09-20

Method and apparatus for testing data steering logic for data storage having independently addressable subunits

#717
20070210839
2007-09-13

Output buffer circuit and method with self-adaptive driving capability

#718
20070204184
2007-08-30

Drift tracking feedback for communication channels

#719
20070201293
2007-08-30

Testing method for permanent electrical removal of an integrated circuit output

#720
20070201282
2007-08-30

Memory module

#721
20070194798
2007-08-23

Output circuit for semiconductor device, semiconductor device having output circuit, and method of adjusting characteristics of output circuit

#722
20070180347
2007-08-02

Data input method and apparatus, and liquid crystal display device using the same

#723
20070165472
2007-07-19

METHOD AND APPARATUS FOR EVALUATING AND OPTIMIZING A SIGNALING SYSTEM

#724
20070162670
2007-07-12

Memory interface to bridge memory buses

#725
20070152704
2007-07-05

Method for calibrating a driver and on-die termination of a synchronous memory device

#726
20070136623
2007-06-14

Memory controller and method for operating a memory controller having an integrated bit error rate circuit

#727
20070132085
2007-06-14

Stacked semiconductor device

#728
20070127296
2007-06-07

Data input circuit of semiconductor memory device and data input method thereof

#729
20070126479
2007-06-07

Semiconductor memory device with signal aligning circuit

#730
20070126467
2007-06-07

Test device for on die termination

#731
20070126466
2007-06-07

Semiconductor memory device for adjusting impedance of data output driver

#732
20070121401
2007-05-31

Precharge apparatus

#733
20070118251
2007-05-24

Systems and methods for automatically eliminating imbalance between signals

#734
20070103996
2007-05-10

Data input/output circuit having data inversion determination function and semiconductor memory device having the same

#735
20070097778
2007-05-03

System and method for controlling timing of output signals

#736
20070091708
2007-04-26

Semiconductor storage device

#737
20070089035
2007-04-19

Silent data corruption mitigation using error correction code with embedded signaling fault detection

#738
20070089006
2007-04-19

IO self test method and apparatus for memory

#739
20070088968
2007-04-19

Drift tracking feedback for communication channels

#740
20070080717
2007-04-12

Semiconductor device

#741
20070079198
2007-04-05

Semiconductor integrated circuit apparatus and interface test method

#742
20070070795
2007-03-29

Multi-port memory device with serial input/output interface

#743
20070070792
2007-03-29

Output controller with test unit

#744
20070070790
2007-03-29

Output controller for controlling data output of a synchronous semiconductor memory device

#745
20070070717
2007-03-29

Semiconductor memory device for adjusting impedance of data output driver

#746
20070070675
2007-03-29

Semiconductor memory device

#747
20070069213
2007-03-29

Flexible adjustment of on-die termination values in semiconductor device

#748
20070064510
2007-03-22

Method and apparatus for evaluating and optimizing a signaling system

#749
20070063731
2007-03-22

Impedance adjusting circuit and impedance adjusting method

#750
20070058479
2007-03-15

Semiconductor integrated circuit device

#751
20070058478
2007-03-15

Interface circuit

#752
20070055796
2007-03-08

Memory device having terminals for transferring multiple types of data

#753
20070055792
2007-03-08

Memory device having terminals for transferring multiple types of data

#754
20070050530
2007-03-01

Integrated memory core and memory interface circuit

#755
20070030752
2007-02-08

Programmable strength output buffer for RDIMM address register

#756
20070022333
2007-01-25

Testing of interconnects associated with memory cards

#757
20070018637
2007-01-25

Apparatus and method for testing circuit characteristics by using eye mask

#758
20070014168
2007-01-18

Method and circuit for configuring memory core integrated circuit dies with memory interface integrated circuit dies

#759
20070011521
2007-01-11

Integrated scannable interface for testing memory

#760
20070008791
2007-01-11

DQS strobe centering (data eye training) method

#761
20070007941
2007-01-11

Method for improving stability and lock time for synchronous circuits

#762
20060291574
2006-12-28

Communication channel calibration for drift conditions

#763
20060268632
2006-11-30

Integrated circuit chip having a first delay circuit trimmed via a second delay circuit

#764
20060265161
2006-11-23

Regulating a timing between a strobe signal and a data signal

#765
20060253663
2006-11-09

Memory device and method having a data bypass path to allow rapid testing and calibration

#766
20060242514
2006-10-26

Method and apparatus for generating expect data from a captured bit pattern, and memory device using same

#767
20060242495
2006-10-26

Memory device having terminals for transferring multiple types of data

#768
20060224923
2006-10-05

Semiconductor device and method for testing semiconductor device

#769
20060200642
2006-09-07

System and method for an asynchronous data buffer having buffer write and read pointers

#770
20060198230
2006-09-07

Memory device having terminals for transferring multiple types of data

#771
20060198229
2006-09-07

Memory device having terminals for transferring multiple types of data

#772
20060193194
2006-08-31

Data strobe synchronization for DRAM devices

#773
20060192600
2006-08-31

Synchronous output buffer, synchronous memory device and method of testing access time

#774
20060184755
2006-08-17

Semiconductor memory device and memory system using same

#775
20060181910
2006-08-17

Content addressable memory including a dual mode cycle boundary latch

#776
20060173643
2006-08-03

Memory device with apparatus for recalibrating output signal of internal circuit and method thereof

#777
20060164909
2006-07-27

System, method and storage medium for providing programmable delay chains for a memory system

#778
20060158941
2006-07-20

Serial bus controller using nonvolatile ferroelectric memory

#779
20060158917
2006-07-20

Dynamic reconfiguration of solid state memory device to replicate and time multiplex data over multiple data interfaces

#780
20060158198
2006-07-20

Output circuit for semiconductor device, semiconductor device having output circuit, and method of adjusting characteristics of output circuit

#781
20060149492
2006-07-06

System and method for testing differential signal crossover using undersampling

#782
20060136153
2006-06-22

Technique for determining performance characteristics of electronic devices and systems

#783
20060129776
2006-06-15

Method, system and memory controller utilizing adjustable read data delay settings

#784
20060129754
2006-06-15

Reuse of functional data buffers for pattern buffers in XDR DRAM

#785
20060126403
2006-06-15

Semiconductor driver circuit with signal swing balance and enhanced testing

#786
20060117233
2006-06-01

System, method and storage medium for testing a memory module

#787
20060114742
2006-06-01

Method and apparatus for optimizing strobe to clock relationship

#788
20060090043
2006-04-27

Handling of the transmit enable signal in a dynamic random access memory controller

#789
20060077752
2006-04-13

Phase controlled high speed interfaces

#790
20060072361
2006-04-06

Semiconductor memory device with adjustable I/O bandwidth

#791
20060069895
2006-03-30

Method, system and memory controller utilizing adjustable write data delay settings

#792
20060061376
2006-03-23

Electronic circuit with test unit

#793
20060059397
2006-03-16

Loop-back method for measuring the interface timing of semiconductor devices with the aid of signatures and/or parity methods

#794
20060059394
2006-03-16

Loop-back method for measuring the interface timing of semiconductor memory devices using the normal mode memory

#795
20060059392
2006-03-16

Method and apparatus for estimating random jitter (RJ) and deterministic jitter (DJ) from bit error rate (BER)

#796
20060039174
2006-02-23

Memory module with termination component

#797
20060031698
2006-02-09

Drift tracking feedback for communication channels

#798
20060023547
2006-02-02

Semiconductor memory

#799
20060007761
2006-01-12

Memory module with termination component

#800
20060003715
2006-01-05

Circuit and method for adjusting threshold drift over temperature in a CMOS receiver

#801
20060002208
2006-01-05

Housing for a semiconductor device and semiconductor device testing system for testing the contacting for semiconductor devices positioned one above the other

#802
20050286506
2005-12-29

System and method for an asynchronous data buffer having buffer write and read pointers

#803
20050276146
2005-12-15

Semiconductor memory device

#804
20050265437
2005-12-01

Communication channel calibration with nonvolatile parameter store for recovery

#805
20050229067
2005-10-13

Semiconductor integrated circuit

#806
20050229065
2005-10-13

Semiconductor integrated circuit which properly executes an operational test of a circuit under test in the semiconductor integrated circuit

#807
20050226088
2005-10-13

Method and apparatus for low capacitance, high output impedance driver

#808
20050222809
2005-10-06

Testing memory access signal connections

#809
20050210308
2005-09-22

Drift tracking feedback for communication channels

#810
20050197082
2005-09-08

Method and apparatus for fine tuning a memory interface

#811
20050185484
2005-08-25

Semiconductor memory device having test mode for data access time

#812
20050185442
2005-08-25

Memory device having terminals for transferring multiple types of data

#813
20050184896
2005-08-25

Circuit, apparatus and method for improved current distribution of output drivers enabling improved calibration efficiency and accuracy

#814
20050182961
2005-08-18

Electronic data processing device

#815
20050180234
2005-08-18

Testing method for permanent electrical removal of an intergrated circuit output after packaging

#816
20050169097
2005-08-04

Memory device with clock multiplier circuit

#817
20050163203
2005-07-28

Communication channel calibration for drift conditions

#818
20050122120
2005-06-09

Method and apparatus for characterizing shared contacts in high-density SRAM cell design

#819
20050119849
2005-06-02

Calibration of memory circuits

#820
20050117433
2005-06-02

Semiconductor device

#821
20050116751
2005-06-02

Apparatus for improving stability and lock time for synchronous circuits

#822
20050108606
2005-05-19

Input/output switching arrangement for semiconductor circuits, a method for testing driver circuits in semiconductor circuits

#823
20050108603
2005-05-19

Input switching arrangement for a semiconductor circuit and test method for unidirectional input drivers in semiconductor circuits

#824
20050091563
2005-04-28

On chip diagnosis block with mixed redundancy

#825
20050088150
2005-04-28

I/O interface circuit of integrated circuit

#826
20050077600
2005-04-14

Semiconductor device

#827
20050073902
2005-04-07

Phase controlled high speed interfaces

#828
20050060484
2005-03-17

Control device including connecting device for rewriting memory region

#829
20050052941
2005-03-10

Semiconductor memory

#830
20050047232
2005-03-03

Memory integrated circuit device having self reset circuit for precharging data buses based on the detection of their discharge levels

#831
20050002223
2005-01-06

Output driver impedance control for addressable memory devices

#832
17659631
2023-05-09

Method and apparatus for accessing memory, memory, storage device and storage medium

#833
16720157
2021-01-19

Configurable termination circuitry

#834
16584520
2020-09-29

Semiconductor device having a test circuit

#835
16204698
2020-02-25

Method and apparatus for adaptable phase training of high frequency clock signaling for data capture

#836
15934663
2018-11-13

Output impedance calibration for signaling

#837
15901737
2018-10-02

Methods and systems for averaging impedance calibration

#838
15680006
2018-12-11

DQS-offset and read-RTT-disable edge control

#839
15654499
2018-04-03

Methods and systems for averaging impedance calibration

#840
15416347
2018-03-06

Methods for memory interface calibration

#841
15232196
2017-09-26

Semiconductor devices and semiconductor systems relating to the prevention of a potential difference between signals from being reversed

#842
14800528
2017-01-03

Circuitry and method for critical path timing speculation in RAMs