Fault-tolerant array of cross-point switching matrices

Details Fault-tolerant array of cross-point switching matrices Fault-tolerant array of cross-point switching matrices

1983-10-24

1986-08-12

Yusko, Donald J.

Communications: electrical

Continuously variable indicating

With meter reading

179 18GF, H04Q 100

Patent

active

046059288

ABSTRACT:
A cross-point switch comprising an array of cross-point matrices 60, 62, 64, 65 in which the internal lines 22-32 are connected to external lines 45-54 by tri-state buffers 36-44. The external lines can connect different switching matrices. Redundant matrices may be included to provide fault tolerance.

REFERENCES:
patent: 3321745 (1967-05-01), Mansuetto et al.
patent: 4144407 (1979-03-01), Zaffignani
patent: 4146749 (1979-03-01), Pepping et al.
patent: 4162535 (1979-07-01), Anderson
patent: 4331956 (1982-05-01), Anderson
patent: 4345251 (1982-08-01), Begeman et al.
patent: 4393381 (1983-07-01), Seiden
patent: 4412102 (1983-10-01), Ogawa et al.
patent: 4417245 (1983-11-01), Melhs et al.

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