Optical waveguides – With optical coupler – Plural
Patent
1991-04-22
1993-03-02
Lee, John D.
Optical waveguides
With optical coupler
Plural
G02B 628
Patent
active
051916266
ABSTRACT:
Optical communications systems and methods are disclosed which involve routing optical signals through communications nodes which are controlled such that optical power arriving at input ports is linearly distributed to output ports. Such distribution may be realized by electro-optical, acousto-optical, or electro-mechanical controllable linear divider-combiner devices. Preferred systems including optical fiber links can be designed to make maximum use of physically realizable bandwidth, and to achieve high reliability in case of faults.
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M. S. Chen et al., "A Media-Access Protocol for Packet-Switched Wavelength Division Multiaccess Metropolitan Area Networks", IEEE Journal on Selected Areas in Communications, vol. 8, No. 6, pp. 1048-1057 Aug. 1990.
Lee John D.
The Trustees of Columbia University in the City of New York
Wise Robert E.
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