Expanded programmable logic architecture

Electronic digital logic circuitry – Multifunctional or programmable – Array

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326 44, H03K 19177

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active

054633281

ABSTRACT:
A reprogrammable logic device and method of operation. The logic device is divided into a first hemisphere 101 and a second hemisphere 102. The first and second hemispheres of the arrays are internally connected by horizontal 20 and vertical 22 conductors. A global interconnect array 107 is placed between the hemispheres and is used to selectively connect the horizontal conductors of the hemispheres.

REFERENCES:
patent: 4617479 (1986-10-01), Hartmann et al.
patent: 4642487 (1987-02-01), Carter
patent: 4871930 (1989-10-01), Wong et al.
patent: 5151623 (1992-09-01), Agrawal
patent: 5241224 (1993-09-01), Pedersen et al.
Altera Data Book, Sep. 1991, pp. 3-33 and 179-185.

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