Method and system for regulating memory, and semiconductor device
AssigneeChangxin Memory Technologies, Inc.
InventorShu-Liang NING
Life of this patent
Estimating the term…
Abstract
A method for regulating the memory includes operations as follows. A mapping relationship among temperatures of a transistor, body bias voltages of the transistor, and data writing time of the memory is acquired, a current temperature of the transistor is acquired, the body bias voltage is regulated based on the current temperature and the mapping relationship, to enable the data writing time corresponding to the regulated body bias voltage to be within a preset writing time.
Claims18
A method for regulating a memory, wherein the memory comprises a transistor, a gate of the transistor is electrically connected with a word line of the memory, one of a source or a drain of the transistor is electrically connected with a bit line of the memory, and other of the source or the drain of the transistor is electrically connected with a storage capacitor of the memory, the method comprising:
- acquiring a mapping relationship among temperatures of the transistor, body bias voltages of the transistor, and data writing time of the memory;
- acquiring a current temperature of the transistor;
- and
- regulating the body bias voltage based on the current temperature and the mapping relationship, to enable the data writing time corresponding to the regulated body bias voltage to be within a preset writing time.
A system for regulating a memory, the system being applied to the memory, wherein the memory comprises a transistor, and the system comprises:
- a first acquiring module configured to acquire a mapping relationship among temperatures of the transistor, body bias voltages of the transistor and data writing time of the memory;
- a second acquiring module configured to acquire a current temperature of the transistor;
- a processing module configured to acquire a regulating manner of the body bias voltage based on the current temperature and the mapping relationship;
- and
- a regulating module configured to regulate the body bias voltage based on the regulating manner, to enable the data writing time of the memory corresponding to the regulated body bias voltage to be within a preset writing time.
A semiconductor device comprising a memory, and a system for regulating the memory, wherein the memory comprises a transistor, and the system comprises a processor configured to:
- acquire a mapping relationship among temperatures of the transistor, body bias voltages of the transistor and data writing time of the memory;
- acquire a current temperature of the transistor;
- acquire a regulating manner of the body bias voltage based on the current temperature and the mapping relationship;
- and
- regulate the body bias voltage based on the regulating manner, to enable the data writing time of the memory corresponding to the regulated body bias voltage to be within a preset writing time.
Dependencies are inferred from the claim text.