Semiconductor device

Static information storage and retrieval – Magnetic bubbles – Guide structure

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357 54, 365185, H01L 2978

Patent

active

046689702

ABSTRACT:
In a semiconductor device which includes an insulation film through which a charge can tunnel, a gate insulation film of a material different from the material of said insulation film or having a thickness different from that of said insulation film, and a floating gate extending over said tunnelable insulation film, the improvement wherein at least two sides of said tunnelable region are bounded by a device separation oxide film.

REFERENCES:
patent: 4203158 (1980-05-01), Frohman-Bentchkowsky et al.
patent: 4377857 (1983-03-01), Tickle
patent: 4477825 (1984-10-01), Yaron et al.

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