Memory method for nanocrystalline floating gate structure-based multi-value nonvolatile memory
A non-volatile, nanocrystalline technology, applied in the field of memory, can solve the problems of limiting the effect of high-efficiency programming of nanocrystalline memory and the way of reading, and achieve the effects of reducing costs, increasing storage windows, and improving programming efficiency
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[0034] On the basis of the traditional structure, the embodiment of the present invention proposes a new operation method, which realizes multi-value storage and improves operation efficiency by utilizing the characteristics of separate storage of nanocrystals.
[0035]An embodiment of the present invention provides a storage method for a multi-valued non-volatile memory based on a nanocrystalline floating gate structure, which can realize four storage states "00", "01", "10", and "11", thereby Multi-value storage is realized under the area, so that the storage capacity is doubled.
[0036] The multi-valued non-volatile memory based on nanocrystal floating gate structure realizes multi-valued storage by using the separated storage characteristics of nanocrystals. The source and drain of the multi-valued non-volatile memory based on the nanocrystal floating gate structure are programmed separately, and the reading of different states is realized based on the separation and stor...
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