Invention Grant
- Patent Title: Apparatuses and methods to mask write operations for a mode of operation using ECC circuitry
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Application No.: US16559497Application Date: 2019-09-03
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Publication No.: US11023173B2Publication Date: 2021-06-01
- Inventor: Yuan He , Ming-Bo Liu
- Applicant: Micron Technology, Inc.
- Applicant Address: US ID Boise
- Assignee: Micron Technology, Inc.
- Current Assignee: Micron Technology, Inc.
- Current Assignee Address: US ID Boise
- Agency: Dorsey & Whitney LLP
- Main IPC: G06F3/06
- IPC: G06F3/06 ; G11C7/10 ; G06F11/10 ; G11C8/10

Abstract:
An exemplary semiconductor device includes an input/output (I/O) circuit configured to combine data corresponding to a write command received via data terminals with a first subset of corrected read data retrieved from a memory cell array to provide write data. The exemplary semiconductor device further includes a write driver circuit configured to mask a write operation of a first bit of the write data that corresponds to a bit of the first subset of the read data and to perform a write operation for a second bit of the write data that corresponds to the data received via the data terminals.
Public/Granted literature
- US20210064282A1 APPARATUSES AND METHODS TO MASK WRITE OPERATIONS FOR A MODE OF OPERATION USING ECC CIRCUITRY Public/Granted day:2021-03-04
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