Read-only memory device

Details Read-only memory device Read-only memory device

1981-05-08

1983-05-17

Fears, Terrell W.

Static information storage and retrieval

Read only systems

Semiconductive

365 94, 357 45, G11C 1140

Patent

active

043843450

ABSTRACT:
A read-only memory device comprising first and second memory cell areas is disclosed. In the first memory cell area, the presence or absence of a transistor represents the binary data "0" or "1", while, in the second memory cell area, the presence or absence of a connection for connecting a transistor to one of bit lines represents the binary data "0" or "1".

REFERENCES:
patent: 3665426 (1972-05-01), Gross et al.
patent: 3983544 (1976-09-01), Dennison et al.
patent: 4129936 (1978-12-01), Takei
Electronics, vol. 52, No. 15, Jul. 19, 1979, "Single-Chip Computer Scrambles for Security", by R. Budzinski, pp. 140-144.
IBM Tech. Dis. Bul., vol. 15, No. 8, Jan. 1973, "Read-Only Memory Fabrication by Laser Formed Connections", by P. W. Cook et al., pp. 2371-2372.

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