Method for making an electrically erasable programmable read onl

Details Method for making an electrically erasable programmable read onl Method for making an electrically erasable programmable read onl

1990-03-15

1990-12-04

Hearn, Brian E.

Fishing, trapping, and vermin destroying

437 52, 437193, 437203, 437233, H01L 2170

Patent

active

049753835

ABSTRACT:
An electrically programmable read only memory device formed in a face of a semiconductor substrate which includes a floating gate transistor having a floating gate and a control gate formed at least partially in a trench in the substrate.

REFERENCES:
patent: 4222063 (1980-09-01), Rodgers
patent: 4314265 (1982-02-01), Simko
patent: 4420871 (1983-12-01), Scheibe
Tsang, "Buried-Gate Electrically Alterable Memory Device" vol. 24, No. 3, Aug. 81, pp. 1331-1333.

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