Invention Grant
- Patent Title: Temperature differential-based voltage offset control
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Application No.: US17675468Application Date: 2022-02-18
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Publication No.: US12027228B2Publication Date: 2024-07-02
- Inventor: Ryan G. Fisher , Arvin Daniel A. Daguro , Daniel R. Loughmiller , Noel Marquez , Reshmi Basu , Kenneth Koenig
- 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: Brooks, Cameron & Huebsch, PLLC
- Main IPC: G11C7/04
- IPC: G11C7/04 ; G06F3/06 ; G11C16/26

Abstract:
A method includes performing a first operation to program data to a group of memory cells of a memory device, wherein the data comprises host data and a bit pattern indicative of a first temperature of the group of memory cells and receiving a signal to perform a second operation to read the host data from the group of memory cells. The method further includes determining, responsive to receipt of the signal, whether a second temperature of the group of memory cells is outside a threshold temperature differential that is based on the bit pattern indicative of the first temperature of the group of memory cells, applying a voltage offset signal to the group of memory cells responsive to a determination that the second temperature of the group of memory cells is outside the threshold temperature differential, and performing the second operation to read the host data from the group of memory cells subsequent to application of the voltage offset signal to the group of memory cells.
Public/Granted literature
- US20230197119A1 TEMPERATURE DIFFERENTIAL-BASED VOLTAGE OFFSET CONTROL Public/Granted day:2023-06-22
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