Invention Grant
- Patent Title: Reference voltage modification in a memory device
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Application No.: US14694067Application Date: 2015-04-23
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Publication No.: US09349432B2Publication Date: 2016-05-24
- Inventor: Edgar R. Cordero , Joab D. Henderson , Kyu-hyoun Kim , Jeffrey A. Sabrowski , Anuwat Saetow
- Applicant: International Business Machines Corporation
- Applicant Address: US NY Armonk
- Assignee: International Business Machines Corporation
- Current Assignee: International Business Machines Corporation
- Current Assignee Address: US NY Armonk
- Agent Robert C. Bunker; Robert Williams
- Main IPC: G11C11/406
- IPC: G11C11/406 ; G11C11/4099 ; G11C11/4076 ; G11C11/4091

Abstract:
A method and apparatus for modifying a reference voltage between refreshes in a memory device are disclosed. The memory array may include a plurality of memory cells. The memory device may also include a sense amplifier. The sense amplifier may be configured to read data from the plurality of memory cells using a reference voltage. The memory device may also include a sense amplifier reference voltage modification circuit. The sense amplifier reference voltage modification circuit may be configured to detect a triggering event and modify the reference voltage in response to detecting a triggering event.
Public/Granted literature
- US20150228328A1 REFERENCE VOLTAGE MODIFICATION IN A MEMORY DEVICE Public/Granted day:2015-08-13
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