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公开(公告)号:US20240419543A1
公开(公告)日:2024-12-19
申请号:US18821484
申请日:2024-08-30
Applicant: Micron Technology, Inc.
Inventor: Yu-Chung Lien , Zhenming Zhou , Wei Wang
Abstract: A method includes generating parity data corresponding to a plurality of word lines coupled to blocks of a memory device and generating additional parity data for a block based on a physical location of the block. The method can further include performing a data recovery operation based on the parity data, the additional parity data, or a combination thereof.
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公开(公告)号:US12170117B2
公开(公告)日:2024-12-17
申请号:US17879356
申请日:2022-08-02
Applicant: Micron Technology, Inc.
Inventor: Yu-Chung Lien , Ching-Huang Lu , Zhenming Zhou
IPC: G11C16/30
Abstract: An apparatus that includes a set of memory components of a memory sub-system is provided. The set of memory components include a first memory block comprising first units of linearly arranged memory cells and a second memory block comprising second units of linearly arranged memory cells. The set of memory components include a slit portion dividing the first and second memory blocks. The slit portion includes a capacitor in which a first metal portion of the capacitor is adjacent to the first units of linearly arranged memory cells and a second metal portion of the capacitor is adjacent to the second units of linearly arranged memory cells.
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公开(公告)号:US20240395329A1
公开(公告)日:2024-11-28
申请号:US18793392
申请日:2024-08-02
Applicant: Micron Technology, Inc.
Inventor: Yu-Chung Lien , Zhenming Zhou , Murong Lang
Abstract: A method includes determining a boundary word line in a partial block of a flash memory device, where the partial block includes blank word lines after the boundary word line; determining a single predefined level of pure data to write in at least one of the blank word lines after the boundary word line; and writing the single predefined level of pure data to at least one of the blank word lines after the boundary word line.
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公开(公告)号:US20240386974A1
公开(公告)日:2024-11-21
申请号:US18662945
申请日:2024-05-13
Applicant: Micron Technology, Inc.
Inventor: Yu-Chung Lien , Huai-Yuan Tseng , Zhenming Zhou
Abstract: A system can include a memory device and a processing device, operatively coupled with the memory device, to perform operations including writing data to an MU of the memory device and performing one or more scan operations on the MU to determine an aggregate value of a data state metric reflective of an amount of erroneous memory cells in the MU. The operations can include determining whether a value of the data state metric reflective of a specified set of erroneous memory cells in the MU satisfies a criterion and identifying a target programming level to which at least one erroneous memory cell was originally programmed. They can also include reprogramming the at least one erroneous memory cell to the target programming level.
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公开(公告)号:US20240330717A1
公开(公告)日:2024-10-03
申请号:US18597851
申请日:2024-03-06
Applicant: Micron Technology, Inc.
Inventor: Yu-Chung Lien , Wei Wang , Zhenming Zhou
CPC classification number: G06N5/022 , G06F12/0246
Abstract: A method for using and system for training a trainable model to predict values of memory configuration parameters based on a value of a performance metric. The value of the performance metric is based on a threshold condition of a memory access operation performed on a memory device using a set of values of the memory configuration parameters. The output of the trainable model includes a set of predicted values of the memory configuration parameters. Responsive to determining that the set of predicted values of the memory configuration parameters satisfies a confidence criterion, the memory configuration parameters are updated to reflect the set of predicted values of the memory configuration parameters.
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公开(公告)号:US20240330094A1
公开(公告)日:2024-10-03
申请号:US18618639
申请日:2024-03-27
Applicant: Micron Technology, Inc.
Inventor: Yu-Chung Lien , Jiangli Zhu , Zhenming Zhou
IPC: G06F11/07
CPC classification number: G06F11/0775 , G06F11/0727
Abstract: A programming failure is detected at a block of a memory device. Based on detecting the programming failure, the block is determined to be partially good based on a number of failed bytes in the block. An unfailing portion of the block is identified in response to determining the block is partially good. A record indicating the block is partially good and identifying the unfailing portion of the block is stored.
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公开(公告)号:US20240302967A1
公开(公告)日:2024-09-12
申请号:US18663978
申请日:2024-05-14
Applicant: Micron Technology, Inc.
Inventor: Yu-Chung Lien , Zhenming Zhou , Murong Lang , Ching-Huang Lu
IPC: G06F3/06
CPC classification number: G06F3/0611 , G06F3/0653 , G06F3/0679
Abstract: Methods, systems, and apparatuses include receiving a command directed to a portion of memory. A cycle number for the portion of memory is determined. A group to which the portion of memory belongs is determined. A sensing time is determined using the cycle number and the group. The command is executed using the sensing time.
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公开(公告)号:US12067255B2
公开(公告)日:2024-08-20
申请号:US17871804
申请日:2022-07-22
Applicant: Micron Technology, Inc.
Inventor: Tomer Tzvi Eliash , Yu-Chung Lien
CPC classification number: G06F3/0619 , G01R19/165 , G06F3/064 , G06F3/0673 , G06F11/073 , G06F11/0769 , G11C29/08 , G11C29/50004
Abstract: Methods, systems, and devices for error detection for programming single level cells of a memory system are described. The memory system may receive a write command for writing data to a block of memory cells and generate a write voltage to write the data to the block of memory cells. The memory system may compare the write voltage to a reference voltage and determine whether the write voltage satisfies a threshold tolerance associated with the reference voltage. The memory system may generate signaling indicating an error associated with writing the data to the block of memory cells, based on determining that the write voltage does not satisfy the threshold tolerance.
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公开(公告)号:US20240203507A1
公开(公告)日:2024-06-20
申请号:US18531100
申请日:2023-12-06
Applicant: Micron Technology, Inc.
Inventor: Tomer Tzvi Eliash , Yu-Chung Lien , Zhengang Chen , Jameer Mulani
CPC classification number: G11C16/102 , G11C16/08 , G11C29/52
Abstract: A processing device, operatively coupled with a memory device, performs a first programming operation on a first set of cells associated with a first wordline of a first die of the memory device. The processing device identifies, based on a first predefined value, a second wordline of a second die of the memory device, wherein the first predefined value is a shift in an index value of the first wordline of the first die of the memory device. The processing device further performs a second programming operation on a second set of cells associated with the second wordline of the second die, wherein the second wordline of the second die is associated with a different index value than the first wordline of the first die.
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70.
公开(公告)号:US20240185935A1
公开(公告)日:2024-06-06
申请号:US18524712
申请日:2023-11-30
Applicant: MICRON TECHNOLOGY, INC.
Inventor: Yu-Chung Lien , Zhenming Zhou
CPC classification number: G11C16/3459 , G11C16/102 , G11C16/24 , G11C16/26
Abstract: A system includes a memory device and a processing device, operatively coupled with the memory device, to perform operations including: receiving a request to perform a program operation on a set of cells in a block of the memory device, the block comprising a plurality of decks; determining whether at least one second deck of the plurality of decks is physically disposed below at least one first deck of the plurality of decks, wherein the at least one first deck satisfies a criterion pertaining to a functionality of a deck, and the at least one second deck of the plurality of decks does not satisfy the criterion; and responsive to determining that the at least one second deck is physically disposed below the at least one first deck, performing the program operation on the set of cells in the block using a first bitline voltage applied during a program verify phase, wherein the first bitline voltage is higher than a default program verify bitline voltage.
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