Notched cell ROM

Details Notched cell ROM Notched cell ROM

1980-10-20

1983-10-18

Munson, Gene M.

Static information storage and retrieval

Magnetic bubbles

Guide structure

357 41, 357 59, 365104, 148 15, 357 23, H01L 2710, H01L 2702, H01L 2978, G11C 1700

Patent

active

044109040

ABSTRACT:
A semiconductor READ ONLY MEMORY (ROM) device is constructed by using a series of word lines as a mask during the fabrication of the underlying bit lines. The width of the word lines over each memory cell determines the characteristics of that cell (i.e. programmed or unprogrammed).

REFERENCES:
patent: 3865651 (1975-02-01), Arita
patent: 4192014 (1980-03-01), Craycraft
patent: 4272830 (1981-06-01), Moench

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