Invention Grant
- Patent Title: Apparatuses and methods for dynamic targeted refresh steals
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Application No.: US17654035Application Date: 2022-03-08
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Publication No.: US11715512B2Publication Date: 2023-08-01
- Inventor: Liang Li , Yu Zhang , Yuan He
- 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: G11C7/00
- IPC: G11C7/00 ; G11C11/406 ; G11C29/20

Abstract:
Embodiments of the disclosure are drawn to apparatuses, systems, and methods for dynamic targeted refresh steals. A memory bank may receive access commands and then periodically enter a refresh mode, where auto refresh operations and targeted refresh operations are performed. The memory bank may receive a refresh management command based on a count of access commands directed to the memory bank. Responsive to the refresh management signal, a panic targeted refresh operation may be performed on the memory bank. A number of times the refresh management signal was issued may be counted, and based on that count a next periodic targeted refresh operation may be skipped.
Public/Granted literature
- US20220189539A1 APPARATUSES AND METHODS FOR DYNAMIC TARGETED REFRESH STEALS Public/Granted day:2022-06-16
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