Memory field effect storage device

Static information storage and retrieval – Floating gate – Particular biasing

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Details

357 23, 307238, G11C 1140, H01L 2978, H03K 500

Patent

active

040877957

ABSTRACT:
A n-channel storge field effect election device having a floating gate completely surrounded by insulating material is described. During writing in the storage the floating gate is charged negatively by hot elections generated in its own channel by channel injection. After charging, and particularly during reading, the gate inhibits drain to source current, by means of its negative charge.

REFERENCES:
patent: 3660819 (1972-05-01), Frohman-Bentchkowsky
patent: 3662187 (1972-05-01), Ayres et al.
patent: 3728695 (1973-04-01), Frohman-Bentchkowsky
patent: 3825945 (1974-07-01), Masuoka
patent: 3893085 (1975-07-01), Hansen
patent: 3936811 (1976-02-01), Horninger
patent: 3952325 (1976-04-01), Beale et al.

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