ClassID:

199884

G11C2211/4068 - CPC Classification

Classification description:

Indexing scheme relating to digital stores characterized by the use of particular electric or magnetic storage elements; Storage elements therefor; Indexing scheme relating to cells needing refreshing or charge regeneration, i.e. dynamic cells; Refreshing of dynamic cells Voltage or leakage in refresh operations

Recent Application in this class:
#1
20250054533
2025-02-13

MEMORY APPARATUS, REFRESH CONTROL CIRCUIT AND ROW HAMMER REFRESH METHOD

#2
20240265962
2024-08-08

METHOD FOR OPERATING DYNAMIC MEMORY

#3
20230298653
2023-09-21

Memory and operation method thereof

#4
20230178165
2023-06-08

Nonvolatile memory device and method of operating nonvolatile memory

#5
20210383858
2021-12-09

Devices adjusting a level of an active voltage supplied in a refresh operation

#6
20210350843
2021-11-11

REFRESH RATE CONTROL FOR A MEMORY DEVICE

#7
20210110858
2021-04-15

Apparatuses and methods for compute components formed over an array of memory cells

#8
20210020230
2021-01-21

Memory devices and methods of controlling an auto-refresh operation of the memory devices

#9
20200388326
2020-12-10

Techniques for reducing row hammer refresh

#10
20200258565
2020-08-13

Refresh rate control for a memory device

#11
20200066326
2020-02-27

High retention time memory element with dual gate devices

#12
20190355406
2019-11-21

Apparatuses and methods for compute components formed over an array of memory cells

#13
20190311763
2019-10-10

Memory devices and methods of controlling an auto-refresh operation of the memory devices

#14
20190252385
2019-08-15

Utilizing capacitors integrated with memory devices for charge detection to determine DRAM refresh

#15
20190228810
2019-07-25

Apparatuses and methods for targeted refreshing of memory

#16
20190103147
2019-04-04

Apparatuses and methods for targeted refreshing of memory

#17
20180366182
2018-12-20

Semiconductor devices

#18
20180336943
2018-11-22

Reduction of power consumption in memory devices during refresh modes

#19
20180190341
2018-07-05

Memory device for controlling refreshing operation

#20
20180190340
2018-07-05

Memory device and memory system performing request-based refresh, and operating method of the memory device

#21
20180166117
2018-06-14

MEMROY DEVICE AND OPERATING METHOD THEREOF

#22
20180130515
2018-05-10

Apparatuses and methods for compute components formed over an array of memory cells

#23
20180061473
2018-03-01

Memory storage apparatus and operating method with multiple modes for refresh operation

#24
20170323675
2017-11-09

Apparatuses and methods for targeted refreshing of memory

#25
20170133085
2017-05-11

Memory device and memory system performing request-based refresh, and operating method of the memory device

#26
20170110200
2017-04-20

Memory device and operating method thereof

#27
20160322096
2016-11-03

Memory device, and semiconductor device and electronic appliance including the same

#28
20160225432
2016-08-04

Semiconductor device performing refresh operation and method for driving the same

#29
20160189763
2016-06-30

Memory device command receiving and decoding methods

#30
20160085466
2016-03-24

Memory access rate

#31
20160064063
2016-03-03

Semiconductor device

#32
20160027531
2016-01-28

Apparatuses and methods for targeted refreshing of memory

#33
20160027495
2016-01-28

Method of operating memory device and refresh method of the same

#34
20150348610
2015-12-03

Memory device, and semiconductor device and electronic appliance including the same

#35
20150263009
2015-09-17

Semiconductor device having buried gate, method of fabricating the same, and module and system having the same

#36
20150085594
2015-03-26

Method and apparatus for storing retention time profile information based on retention time and temperature

#37
20150043295
2015-02-12

Method of refreshing volatile memory device

#38
20150039967
2015-02-05

Memory device having adjustable refresh period and method of operating the same

#39
20140321226
2014-10-30

Dynamic random access memory and boosted voltage producer therefor

#40
20140301152
2014-10-09

Reduction of power consumption in memory devices during refresh modes

#41
20140247680
2014-09-04

Power saving memory apparatus, systems, and methods

#42
20140085999
2014-03-27

Semiconductor memory device having adjustable refresh period, memory system comprising same, and method of operating same

#43
20140063997
2014-03-06

DRAM refresh

#44
20140063934
2014-03-06

Semiconductor device having buried gate, method of fabricating the same, and module and system having the same

#45
20130176803
2013-07-11

Semiconductor memory device and refresh method thereof

#46
20130003467
2013-01-03

Digit line comparison circuits

#47
20120201085
2012-08-09

LOW POWER MEMORY CONTROL CIRCUITS AND METHODS

#48
20120154024
2012-06-21

Internal negative voltage generation device

#49
20120127817
2012-05-24

Semiconductor device having reset function

#50
20120069693
2012-03-22

Dynamic random access memory and boosted voltage producer therefor

#51
20120002496
2012-01-05

Circuit and method for eliminating bit line leakage current in random access memory devices

#52
20110299353
2011-12-08

Power saving memory apparatus, systems, and methods

#53
20110242929
2011-10-06

Semiconductor memory apparatus

#54
20110194358
2011-08-11

Semiconductor memory device using internal high power supply voltage in self-refresh operation mode and related method of operation

#55
20110170366
2011-07-14

Temperature detector in an integrated circuit

#56
20110140765
2011-06-16

Internal negative voltage generation device

#57
20110134708
2011-06-09

Digit line comparison circuits

#58
20110080797
2011-04-07

Semiconductor device having sense amplifiers supplied with an over-drive voltage in a normal mode and supplied with a step-down voltage in a refresh mode

#59
20110026352
2011-02-03

Method of reducing current of memory in self-refreshing mode and related memory

#60
20110026351
2011-02-03

Method of reducing current of memory in self-refreshing mode and related memory

#61
20100214864
2010-08-26

Memory device command decoding system and memory device and processor-based system using same

#62
20100169726
2010-07-01

Information processing system

#63
20100061172
2010-03-11

Temperature detector in an integrated circuit

#64
20100054070
2010-03-04

Method and system for controlling refresh to avoid memory cell data losses

#65
20100054022
2010-03-04

Method and apparatus for reducing charge trapping in high-k dielectric material

#66
20100034031
2010-02-11

Semiconductor memory device

#67
20100014372
2010-01-21

Semiconductor Device, an Electronic Device and a Method for Operating the Same

#68
20100008173
2010-01-14

Semiconductor memory device

#69
20100008161
2010-01-14

Semiconductor memory device

#70
20090323449
2009-12-31

Circuit and method for controlling self-refresh cycle

#71
20090296509
2009-12-03

Voltage regulator circuit for a memory circuit

#72
20090261792
2009-10-22

Negative voltage generating device

#73
20090251982
2009-10-08

Low energy memory component

#74
20090225620
2009-09-10

Semiconductor memory apparatus

#75
20090180342
2009-07-16

Semiconductor memory device and driving method thereof

#76
20090154277
2009-06-18

Method of reducing current of memory in self-refreshing mode and related memory

#77
20090109782
2009-04-30

Temperature detector in an integrated circuit

#78
20090092000
2009-04-09

Semiconductor memory device with reduced current consumption

#79
20090073795
2009-03-19

Dynamic random access memory and boosted voltage producer therefor

#80
20090073793
2009-03-19

Semiconductor memory device and refresh method for the same

#81
20090067277
2009-03-12

Memory device command decoding system and memory device and processor-based system using same

#82
20090034350
2009-02-05

Method and apparatus for varying the programming duration and/or voltage of an electrically floating body transistor, and memory cell array implementing same

#83
20080298152
2008-12-04

Power saving memory apparatus, systems, and methods

#84
20080285322
2008-11-20

Junction field effect dynamic random access memory cell and content addressable memory cell

#85
20080273413
2008-11-06

Semiconductor device with improved power supply control for a plurality of memory arrays

#86
20080253213
2008-10-16

Semiconductor memory device and refresh method for the same

#87
20080253179
2008-10-16

Semiconductor device, an electronic device and a method for operating the same

#88
20080205183
2008-08-28

Self-refresh control circuit and semiconductor memory device including the same

#89
20080192557
2008-08-14

System and method for reducing power consumption during extended refresh periods of dynamic random access memory devices

#90
20080158945
2008-07-03

Semiconductor memory device

#91
20080151671
2008-06-26

Method and system for controlling refresh to avoid memory cell data losses

#92
20080144416
2008-06-19

Semiconductor storage device in which inactive word line potential is set

#93
20080101134
2008-05-01

Self refresh control device

#94
20080080288
2008-04-03

Semiconductor memory device

#95
20080049539
2008-02-28

Semiconductor memory device

#96
20080031071
2008-02-07

DRAM power bus control

#97
20080031068
2008-02-07

Dynamic memory refresh configurations and leakage control methods

#98
20080002503
2008-01-03

Method and system for controlling refresh to avoid memory cell data losses

#99
20080002485
2008-01-03

Semiconductor memory device operating with a lower voltage for peripheral area in power saving mode

#100
20070268767
2007-11-22

Circuit and method for controlling self-refresh cycle

#101
20070268757
2007-11-22

High voltage detecting circuit for semiconductor memory device and method of controlling the same

#102
20070247949
2007-10-25

Semiconductor memory device and refresh method for the same

#103
20070223301
2007-09-27

DRAM power bus control

#104
20070201285
2007-08-30

Voltage Pumping Device

#105
20070183247
2007-08-09

Semiconductor device with improved power supply arrangement

#106
20070183236
2007-08-09

Circuit and method for supplying power to sense amplifier in semiconductor memory apparatus

#107
20070177445
2007-08-02

Semiconductor device with improved power supply arrangement

#108
20070153613
2007-07-05

Semiconductor memory

#109
20070147153
2007-06-28

Gate induced drain leakage current reduction by voltage regulation of master wordline

#110
20070133336
2007-06-14

Semiconductor memory device

#111
20070127299
2007-06-07

Internal voltage level control circuit and semiconductor memory device as well as method of controlling the same

#112
20070115746
2007-05-24

Semiconductor memory device

#113
20070109896
2007-05-17

Data storage device and refreshing method for use with such device

#114
20070104008
2007-05-10

Bit-line sense amplifier driver

#115
20070097751
2007-05-03

Method and apparatus for varying the programming duration and/or voltage of an electrically floating body transistor, and memory cell array implementing same

#116
20070091703
2007-04-26

Semiconductor memory having a precharge voltage generation circuit for reducing power consumption

#117
20070081405
2007-04-12

Low power memory control circuits and methods

#118
20070070766
2007-03-29

High voltage generator and semiconductor memory device

#119
20070041252
2007-02-22

Self refresh control device

#120
20070036017
2007-02-15

Semiconductor memory device and a refresh clock signal generator thereof

#121
20070035988
2007-02-15

SRAM, semiconductor memory device, method for maintaining data in SRAM, and electronic device

#122
20070008799
2007-01-11

Semiconductor device

#123
20070002655
2007-01-04

Voltage pumping device

#124
20070001750
2007-01-04

Reference voltage generating circuit

#125
20060291297
2006-12-28

Semiconductor memory

#126
20060250876
2006-11-09

Semiconductor device with power down arrangement for reduce power consumption

#127
20060250874
2006-11-09

Refresh control circuit and method thereof and bank address signal change circuit and methods thereof

#128
20060221743
2006-10-05

Internal voltage supply circuit of a semiconductor memory device with a refresh mode

#129
20060158950
2006-07-20

Method and system for controlling refresh to avoid memory cell data losses

#130
20060158949
2006-07-20

Method and system for controlling refresh to avoid memory cell data losses

#131
20060152989
2006-07-13

Method and system for controlling refresh to avoid memory cell data losses

#132
20060146616
2006-07-06

Semiconductor memory device and method of supplying wordline voltage thereof

#133
20060140035
2006-06-29

Dual operation mode memory device

#134
20060140019
2006-06-29

Semiconductor memory device

#135
20060133179
2006-06-22

DRAM power bus control

#136
20060120193
2006-06-08

System and method for reducing power consumption during extended refresh periods of dynamic random access memory devices

#137
20060066386
2006-03-30

Temperature compensated self-refresh circuit

#138
20060044889
2006-03-02

Internal voltage level control circuit and semiconductor memory device as well as method of controlling the same

#139
20060013052
2006-01-19

Method and system for controlling refresh to avoid memory cell data losses

#140
20060007770
2006-01-12

Semiconductor memory

#141
20050286339
2005-12-29

Low power sleep mode operation technique for dynamic random access memory (DRAM) devices and integrated circuit devices incorporating embedded DRAM

#142
20050269614
2005-12-08

Non-junction-leakage 1T-RAM cell

#143
20050249017
2005-11-10

Semiconductor device having a power down mode

#144
20050249004
2005-11-10

Semiconductor memory device having enhanced sense amplifier

#145
20050248755
2005-11-10

Refresh counter with dynamic tracking of process, voltage and temperature variation for semiconductor memory

#146
20050231991
2005-10-20

Semiconductor device having a power down mode

#147
20050231267
2005-10-20

High voltage generation circuit

#148
20050225379
2005-10-13

Internal voltage generation circuit of semiconductor memory device

#149
20050219890
2005-10-06

Semiconductor storage device and method of controlling refreshing of semiconductor storage device

#150
20050201146
2005-09-15

Method of refreshing a PCRAM memory device

#151
20050157576
2005-07-21

Semiconductor memory device and refresh method for the same

#152
20050151171
2005-07-14

JFET structure for integrated circuit and fabrication method

#153
20050141310
2005-06-30

Semiconductor memory device saving power during self refresh operation

#154
20050141309
2005-06-30

Method and circuit for reducing DRAM refresh power by reducing access transistor sub threshold leakage

#155
20050128851
2005-06-16

Data storage device and refreshing method for use with such device

#156
20050125597
2005-06-09

Compensated refresh oscillator

#157
20050105367
2005-05-19

Internal voltage generator with temperature control

#158
20050057982
2005-03-17

Semiconductor memory and method for operating a semiconductor memory

#159
20050047240
2005-03-03

Semiconductor memory device

#160
20050030818
2005-02-10

DRAM power bus control

#161
20050007852
2005-01-13

Method of refreshing a PCRAM memory device

#162
20050007851
2005-01-13

Semiconductor storage device having a plurality of operation modes

#163
20050002254
2005-01-06

Refresh control and internal voltage generation in semiconductor memory device

#164
16396132
2020-09-29

Techniques for reducing row hammer refresh

#165
16144172
2019-09-24

Memory device and control method thereof