ClassID:

199560

G11C13/0059 - CPC Classification

Classification description:

Digital stores characterised by the use of storage elements not covered by groups , , or using resistive RAM [RRAM] elements; Auxiliary circuits Security or protection circuits or methods

Recent Application in this class:
#1
20260073980
2026-03-12

USING PHASE CHANGE MEMORY (PCM) DRIFT TO ERASE HYPERDIMENSIONAL (HD) MODEL FOR SECURE EDGE COMPUTING

#2
20260065986
2026-03-05

HIDING INFORMATION IN MEMORY CELLS

#3
20250356915
2025-11-20

PHYSICALLY UNCLONABLE FUNCTION DEVICE

#4
20250031585
2025-01-23

RESISTIVE RANDOM ACCESS MEMORY AND METHOD OF MANUFACTURING THE SAME

#5
20240395322
2024-11-28

RECONFIGURABLE IN-MEMORY PHYSICALLY UNCLONABLE FUNCTION DEVICE AND METHOD OF OPERATING THE SAME

#6
20240153554
2024-05-09

Data readout circuit of resistive random access memory and resistive random access memory circuit

#7
20240145002
2024-05-02

Memory device having physical unclonable function and memory system including the memory device

#8
20240071490
2024-02-29

Differential programming of two-terminal memory with intrinsic error suppression and wordline coupling

#9
20230395110
2023-12-07

Apparatuses and methods with secure configuration update

#10
20230317158
2023-10-05

Error correction for identifier data generated from unclonable characteristics of resistive memory

#11
20230317156
2023-10-05

Switch circuit and memory array having the same

#12
20230267998
2023-08-24

Physical unclonable functions based on a circuit including resistive memory elements

#13
20230093922
2023-03-30

APPARATUS AND METHOD FOR GENERATING HARDWARE-BASED PHYSICAL UNCLONABLE FUNCTIONS AND THEIR USE

#14
20230087329
2023-03-23

Non-volatile memory devices and systems with volatile memory features and methods for operating the same

#15
20230063248
2023-03-02

RRAM DEVICE AS PHYSICAL UNCLONABLE FUNCTION DEVICE AND MANUFACTURING METHOD

#16
20230046138
2023-02-16

Reconfigurable in-memory physically unclonable function

#17
20230005538
2023-01-05

Distinct chip identifier sequence utilizing unclonable characteristics of resistive memory on a chip

#18
20220399056
2022-12-15

Memory device having physical unclonable function and memory system including the memory device

#19
20220392507
2022-12-08

Apparatus and method for endurance of non-volatile memory banks via wear leveling with linear indexing

#20
20220319594
2022-10-06

Charge screening structure for spike current suppression in a memory array

#21
20220286303
2022-09-08

Device, system and method for providing information security

#22
20220181548
2022-06-09

System and device including memristor material

#23
20220180928
2022-06-09

STORAGE APPARATUS AND STORAGE CONTROL APPARATUS

#24
20220077390
2022-03-10

System and device including memristor materials in parallel

#25
20220036949
2022-02-03

Physically unclonable function (PUF) generation involving high side programming of bits

#26
20210314177
2021-10-07

Distinct chip identifier sequence utilizing unclonable characteristics of resistive memory on a chip

#27
20210312986
2021-10-07

Distinct chip identifier sequence utilizing unclonable characteristics of resistive memory on a chip

#28
20210312985
2021-10-07

Distinct chip identifier sequence utilizing unclonable characteristics of resistive memory on a chip

#29
20210312984
2021-10-07

Distinct chip identifier sequence utilizing unclonable characteristics of resistive memory on a chip

#30
20210312983
2021-10-07

Distinct chip identifier sequence utilizing unclonable characteristics of resistive memory on a chip

#31
20210295880
2021-09-23

Non-volatile memory devices and systems with volatile memory features and methods for operating the same

#32
20210280514
2021-09-09

Failure prevention of chip power network

#33
20210257410
2021-08-19

Integrated reactive material erasure element with phase change memory

#34
20210098068
2021-04-01

Non-volatile memory devices and systems with read-only memory features and methods for operating the same

#35
20210064764
2021-03-04

Ephemeral peripheral device

#36
20200350012
2020-11-05

Non-volatile memory device and method of writing to non-volatile memory device

#37
20200226073
2020-07-16

Random code generator with non-volatile memory

#38
20200219562
2020-07-09

Apparatuses, devices and methods for sensing a snapback event in a circuit

#39
20200090746
2020-03-19

NONVOLATILE MEMORY DEVICE FOR INVALIDATING DATA STORED THEREIN, MEMORY SYSTEM INCLUDING THE SAME, AND OPERATING METHOD THEREOF

#40
20200051631
2020-02-13

RRAM-based monotonic counter

#41
20200036539
2020-01-30

Physical unclonable function for non-volatile memory

#42
20190391751
2019-12-26

Methods and related devices for operating a memory array

#43
20190371420
2019-12-05

Non-volatile memory devices and systems with read-only memory features and methods for operating the same

#44
20190370191
2019-12-05

Non-volatile memory for secure storage of authentication data

#45
20190325974
2019-10-24

Non-volatile memory devices and systems with read-only memory features and methods for operating the same

#46
20190325966
2019-10-24

Non-volatile memory devices and systems with volatile memory features and methods for operating the same

#47
20190155528
2019-05-23

Methods for phase-change memory array

#48
20190088325
2019-03-21

Circuit structure and driving method thereof, chip and authentication method thereof, and electronic device

#49
20190042201
2019-02-07

Device and method for generating random numbers

#50
20190035458
2019-01-31

RRAM-based monotonic counter

#51
20190028101
2019-01-24

Logic integrated circuit and semiconductor device

#52
20190018986
2019-01-17

Thermal hardware-based data security device that permanently erases data by using local heat generation phenomenon and method thereof

#53
20190013067
2019-01-10

Apparatuses, devices and methods for sensing a snapback event in a circuit

#54
20180232539
2018-08-16

Apparatus and method for chip identification and preventing malicious manipulation of physical addresses by incorporating a physical network with a logical network

#55
20180226125
2018-08-09

Memory, information processing system, and method of controlling memory

#56
20180151224
2018-05-31

RRAM-based authentication circuit

#57
20180150389
2018-05-31

Method and apparatus for memory wear leveling

#58
20180114556
2018-04-26

Read circuitry for electrostatic discharge switching memristive element

#59
20180108409
2018-04-19

Circuits and methods for preventing over-programming of ReRAM-based memory cells

#60
20180108408
2018-04-19

Resistive memory device and memory system including the same

#61
20180095687
2018-04-05

Methods and related devices for operating a memory array

#62
20180040372
2018-02-08

Memory and electronic device including the same

#63
20180039784
2018-02-08

Physical unclonable function for non-volatile memory

#64
20180039581
2018-02-08

Non-volatile memory with security key storage

#65
20180019925
2018-01-18

Electronic appliance and network of the same

#66
20180019882
2018-01-18

Electronic appliance and network of the same

#67
20170358347
2017-12-14

Apparatuses, devices and methods for sensing a snapback event in a circuit

#68
20170345492
2017-11-30

Non-volatile memory device including memory cells having variable resistance values

#69
20170293575
2017-10-12

Non-volatile memory for secure storage of authentication data

#70
20170230169
2017-08-10

Secure data storage

#71
20170229173
2017-08-10

Integrated arming switch and arming switch activation layer for secure memory

#72
20170206956
2017-07-20

Sensing circuit for resistive memory

#73
20170140817
2017-05-18

Memristive memory cell resistance switch monitoring

#74
20170092694
2017-03-30

Integrated reactive material erasure element with phase change memory

#75
20170004880
2017-01-05

Method, apparatus and device for operating logical operation array of resistive random access memory

#76
20160373264
2016-12-22

Tamper-resistant non-volatile memory device and integrated circuit card

#77
20160365141
2016-12-15

Apparatuses, devices and methods for sensing a snapback event in a circuit

#78
20160350183
2016-12-01

Methods and systems for nonvolatile memory data management

#79
20160246967
2016-08-25

Method of operating ephemeral peripheral device

#80
20160239685
2016-08-18

HYBRID SECURE NON-VOLATILE MAIN MEMORY

#81
20160239457
2016-08-18

Ephemeral peripheral device

#82
20160189775
2016-06-30

Voltage control for crosspoint memory structures

#83
20160162213
2016-06-09

Methods for operating a memory array

#84
20160148680
2016-05-26

Tamper-resistant non-volatile memory device comprising an arithmetic circuit that, in operation, calculates a binary reference value based on at least a part of the pieces of resistance value information, a read circuit that, in operation, selectively assigns, based on the binary reference value, one of two values to each of the pieces of resistance value information, and a write circuit that, in operation, performs a write operation corresponding to one of the two values among memory cells

#85
20160148679
2016-05-26

Tamper-resistant non-volatile memory device

#86
20160148664
2016-05-26

Tamper-resistant non-volatile memory device

#87
20160093395
2016-03-31

One time accessible (OTA) non-volatile memory

#88
20160085668
2016-03-24

Techniques for improving reliability and performance of partially written memory blocks in modern flash memory systems

#89
20160042811
2016-02-11

Resistive memory device having memory cell arrays with multiple stack layers and bad-region managing circuit and method for managing short failure

#90
20150356322
2015-12-10

Tamper detection and response in a memory device

#91
20150261458
2015-09-17

One-time programming in reprogrammable memory

#92
20150227738
2015-08-13

Authentication system having a non-volatile memory including memory cells in initial or variable states and a host computer for performing authentication therebetween

#93
20150213885
2015-07-30

Non-volatile memory device including a memory cell in a variable state and a memory cell in an initial state

#94
20150154120
2015-06-04

Acoustically secure phase change memory devices

#95
20150070965
2015-03-12

FET LOW CURRENT 3D ReRAM NON-VOLATILE STORAGE

#96
20140376308
2014-12-25

Phase change memory, writing method thereof and reading method thereof

#97
20140351495
2014-11-27

Local checkpointing using a multi-level cell

#98
20140334237
2014-11-13

Apparatuses, devices and methods for sensing a snapback event in a circuit

#99
20140268994
2014-09-18

Write-Time Based Memristive Physical Unclonable Function

#100
20140226396
2014-08-14

Tamper detection and response in a memory device

#101
20140082374
2014-03-20

Mobile device using secure spin torque transfer magnetic random access memory (STTMRAM)

#102
20130322191
2013-12-05

Semiconductor device capable of block protection

#103
20130201748
2013-08-08

Circuit and system of protective mechanisms for programmable resistive memories

#104
20130044539
2013-02-21

Apparatuses, devices and methods for sensing a snapback event in a circuit

#105
20130033921
2013-02-07

Semiconductor device

#106
20120314492
2012-12-13

Non-volatile memory device having phase-change material and method for fabricating the same

#107
20120176833
2012-07-12

Electronic device with a programmable resistive element and a method for blocking a device

#108
20120039117
2012-02-16

DESTRUCTION OF DATA STORED IN PHASE CHANGE MEMORY

#109
20120014160
2012-01-19

Non-volatile re-programmable memory device

#110
20110227137
2011-09-22

Semiconductor device and driving method of the same

#111
20110222685
2011-09-15

Storage devices having a security function and methods of securing data stored in the storage device

#112
20110222330
2011-09-15

Nonvolatile memory device comprising one-time-programmable lock bit register

#113
20110181347
2011-07-28

Memristor-protection integrated circuit and method for protection of a memristor during switching

#114
20110069528
2011-03-24

Electronic device with a programmable resistive element and a method for blocking a device

#115
20110007552
2011-01-13

Active protection device for resistive random access memory (RRAM) formation

#116
20100322008
2010-12-23

Nonvolatile semiconductor memory device

#117
20100301896
2010-12-02

Phase-change memory security device

#118
20100165765
2010-07-01

Protection register for a non-volatile memory

#119
20100165715
2010-07-01

Protection register for a phase-change memory

#120
20090121874
2009-05-14

Semiconductor device and driving method of the same

#121
20090109788
2009-04-30

Data management method and mapping table update method in non-volatile memory device

#122
20090046499
2009-02-19

INTEGRATED CIRCUIT INCLUDING MEMORY HAVING LIMITED READ

#123
20080080109
2008-04-03

Electric device protection circuit and method for protecting an electric device

#124
20070153565
2007-07-05

Semiconductor device and driving method of the same

#125
20070133269
2007-06-14

Non-volatile memory devices and systems including phase-change one-time-programmable (OTP) memory cells and related methods

#126
20060097250
2006-05-11

Semiconductor device, IC card, IC tag, RFID, transponder, paper money, valuable securities, passport, electronic device, bag, and clothes

#127
20060076413
2006-04-13

Chip card and chip card security device

#128
20050180188
2005-08-18

Phase-change memory device with overvoltage protection and method for protecting a phase-change memory device against overvoltages

#129
18533111
2025-05-20

Random swap injection

#130
18412022
2026-05-12

Error correction for identifier data generated from unclonable characteristics of resistive memory

#131
18303447
2023-10-10

Highly reliable physically unclonable function

#132
17710809
2024-09-24

Differential programming of two-terminal resistive switching memory with intrinsic error suppression

#133
17344817
2022-04-05

Apparatus and method for endurance of non-volatile memory banks via wear leveling and random swap injection

#134
17245115
2022-10-04

Generating hash codes for locality sensitive hashing

#135
17222874
2022-05-31

Charge screening structure for spike current suppression in a memory array

#136
16264698
2019-10-08

Physical unclonable function code generating method and providing apparatus thereof

#137
15782890
2018-10-16

Method for physically unclonable function-identification generation and apparatus of the same

#138
15487458
2017-12-26

Semiconductor memory device, chip ID generation method thereof and manufacturing method thereof