Optical waveguides – With optical coupler – Switch
Patent
1993-08-06
1995-06-06
Ullah, Akm E.
Optical waveguides
With optical coupler
Switch
359 39, G02B 610
Patent
active
054229677
ABSTRACT:
There is provided a self-routing optical switch array formed by connecting m stages of optical switches and set so as to satisfy the relation:
REFERENCES:
patent: 4795225 (1989-01-01), Sakai et al.
patent: 4813757 (1989-03-01), Sakano et al.
patent: 5033811 (1991-07-01), Yanagawa et al.
patent: 5044745 (1991-09-01), Inou et al.
patent: 5146513 (1992-09-01), Inou et al.
patent: 5247592 (1993-09-01), Inou et al.
"An 8 mm Length Nonblocking 4.times.4 Optical Switch Array" by Inoue et al. IEEE Journal on Selected Areas in Communications pp. 1262-1266, 1988 (no date & mo.).
Inoue Hiroaki
Ishida Koji
Kirihara Toshio
Nishimura Shinji
Ogawa Mari
Hitachi , Ltd.
Ullah Akm E.
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