Electronic digital logic circuitry – Multifunctional or programmable – Array
Patent
1994-01-05
1996-04-23
Treat, William M.
Electronic digital logic circuitry
Multifunctional or programmable
Array
326 44, 364DIG1, G06F 930
Patent
active
055111734
ABSTRACT:
A programmable logic array includes a plurality of AND planes. Each AND plane executes an AND logic operation and has input terminals and output terminals. The programmable logic array also includes a single OR plane provided in common for the plurality of AND planes. The single OR plane executes an OR logic operation and has input terminals coupled to the output terminals of the plurality of AND planes and output terminals. A data processing unit using the above programmable logic array is also provided.
REFERENCES:
patent: 4713750 (1987-12-01), Damouny et al.
patent: 4839890 (1989-06-01), Semerau et al.
patent: 4947369 (1990-08-01), Thoma et al.
patent: 5123096 (1992-06-01), Matuo
Halbleiter-Schaltungstechnik, U. Tietze & Ch. Schenk, 6th Edition 1983, pp. 273-278 (with partial translation).
Yamaura Shin-ichi
Yasui Takashi
Yoshioka Keiichi
Ricoh Co. Ltd.
Treat William M.
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