ClassID:

199654

G11C16/3472 - CPC Classification

Classification description:

Erasable programmable read-only memories electrically programmable; Auxiliary circuits, e.g. for writing into memory; Determination of programming status, e.g. threshold voltage, overprogramming or underprogramming, retention; Arrangements for verifying correct programming or erasure; Prevention of overerasure or overprogramming, e.g. by verifying whilst erasing or writing Circuits or methods to verify correct erasure of nonvolatile memory cells whilst erasing is in progress, e.g. by detecting onset or cessation of current flow in cells and using the detector output to terminate erasure

Recent Application in this class:
#1
20260094654
2026-04-02

FLASH MEMORY APPARATUS AND ERASING METHOD THEREOF

#2
20260080958
2026-03-19

ERASE OPERATIONS IN MEMORY DEVICES

#3
20250329399
2025-10-23

MEMORY DEVICE AND CONTROL METHOD THEREOF

#4
20250239313
2025-07-24

ERASE OPERATIONS IN MEMORY DEVICES

#5
20230325541
2023-10-12

Assuring integrity and secure erasure of critical security parameters

#6
20230215504
2023-07-06

Semiconductor memory apparatus

#7
20230154559
2023-05-18

Memory device for column repair

#8
20230005555
2023-01-05

Safety and correctness data reading and programming in a non-volatile memory device

#9
20220180006
2022-06-09

Assuring integrity and secure erasure of critical security parameters

#10
20220130476
2022-04-28

Apparatus and method of performing erase and erase verify operations

#11
20220100622
2022-03-31

Memory device for column repair

#12
20220059170
2022-02-24

NON-VOLATILE MEMORY AND OPERATION METHOD THEREOF

#13
20210407608
2021-12-30

Safety and correctness data reading and programming in a non-volatile memory device

#14
20210383873
2021-12-09

Adaptive erase voltage based on temperature

#15
20210375378
2021-12-02

MEMORY DEVICE AND METHOD OF OPERATING THE SAME

#16
20210272640
2021-09-02

SEMICONDUCTOR MEMORY DEVICE

#17
20210249085
2021-08-12

Storage device and method for operating the same

#18
20210233597
2021-07-29

Nonvolatile memory device

#19
20210183450
2021-06-17

Erase suspend scheme in a storage device

#20
20210082531
2021-03-18

Semiconductor memory device and memory state detecting method

#21
20210065828
2021-03-04

Memory system and method of operating the same

#22
20210005265
2021-01-07

Non-volatile memory device and operating method thereof

#23
20200335168
2020-10-22

Memory device with compensation for erase speed variations due to blocking oxide layer thinning

#24
20200303015
2020-09-24

Nonvolatile memory device and memory system including nonvolatile memory device that controls the erase speeds of cell strings

#25
20200286566
2020-09-10

Non-volatile memory device, storage device, and programming method thereof for performing an erase detect operation

#26
20200265897
2020-08-20

Memory device with compensation for erase speed variations due to blocking oxide layer thinning

#27
20200176067
2020-06-04

Memory device and method of performing erase and erase verify operations

#28
20190311775
2019-10-10

Controller, operating method thereof and memory system including the controller

#29
20190279719
2019-09-12

Nonvolatile memory device and memory system including nonvolatile memory device that controls the erase speeds of cell strings

#30
20190180832
2019-06-13

Semiconductor memory device and erase method including changing erase pulse magnitude for a memory array

#31
20190115081
2019-04-18

Non-volatile memory device and operating method thereof for performing an erase detect operation

#32
20180197875
2018-07-12

Nonvolatile memory with erase gate region

#33
20180197872
2018-07-12

Non-volatile memory

#34
20180197613
2018-07-12

Method for operating single-poly non-volatile memory cell

#35
20170092368
2017-03-30

Non-volatile semiconductor memory and erasing method thereof

#36
20170047123
2017-02-16

Non-volatile semiconductor memory device and erase method thereof

#37
20160260490
2016-09-08

Data storage device and method of driving the same

#38
20130279257
2013-10-24

Erase operation for 3D non-volatile memory with controllable gate-induced drain leakage current

#39
20130279256
2013-10-24

Soft erase operation for 3D non-volatile memory with selective inhibiting of passed bits

#40
20110063908
2011-03-17

Nonvolatile memory, verify method therefor, and semiconductor device using the nonvolatile memory

#41
20090273974
2009-11-05

Nonvolatile memory, verify method therefor, and semiconductor device using the nonvolatile memory

#42
20080158997
2008-07-03

Erasing non-volatile memory using individual verification and additional erasing of subsets of memory cells

#43
20070171724
2007-07-26

Counteracting overtunneling in nonvolatile memory cells

#44
20070076465
2007-04-05

Erase method to reduce erase time and to prevent over-erase

#45
20070047327
2007-03-01

Erase method for flash memory

#46
20070036001
2007-02-15

Floating-gate nonvolatile semiconductor memory device

#47
20070019477
2007-01-25

Method and apparatus for programming single-poly pFET-based nonvolatile memory cells

#48
20070019476
2007-01-25

Method and apparatus for programming single-poly pFET-based nonvolatile memory cells

#49
20070019475
2007-01-25

Method and apparatus for programming single-poly pFET-based nonvolatile memory cells

#50
20060221709
2006-10-05

Systems for erasing non-volatile memory using individual verification and additional erasing of subsets of memory cells

#51
20060221708
2006-10-05

Erasing non-volatile memory utilizing changing word line conditions to compensate for slower erasing memory cells

#52
20060221705
2006-10-05

Soft programming non-volatile memory utilizing individual verification and additional soft programming of subsets of memory cells

#53
20060221703
2006-10-05

Systems for erasing non-volatile memory utilizing changing word line conditions to compensate for slower erasing memory cells

#54
20060221661
2006-10-05

Systems for soft programming non-volatile memory utilizing individual verification and additional soft programming of subsets of memory cells

#55
20060221660
2006-10-05

Erasing non-volatile memory using individual verification and additional erasing of subsets of memory cells

#56
20060171213
2006-08-03

Control of voltages during erase and re-program operations of memory cells

#57
20060018163
2006-01-26

Selective erase method for flash memory

#58
20050162908
2005-07-28

Nonvolatile memory, verify method therefor, and semiconductor device using the nonvolatile memory

#59
20050117381
2005-06-02

Current difference divider circuit

#60
20050030827
2005-02-10

PMOS memory cell

#61
20050030826
2005-02-10

Method and apparatus for programming single-poly pFET-based nonvolatile memory cells

#62
16281517
2020-03-03

Erasing method used in flash memory

#63
14717153
2016-07-05

Method and system to improve soft-programming time in non-volatile memory