Optical switching system

Details Optical switching system Optical switching system

1983-09-14

1988-04-19

Orsino, Jr., Joseph A.

Telecommunications

Receiver or analog modulated signal frequency converter

Signal selection based on frequency

250213A, 350 9614, H04B 900

Patent

active

047395206

ABSTRACT:
An optical switching system is disclosed comprising a set of optical hardware operating on control status supplied from electronic or electromechanical devices connected in a communication network to connect subscribing devices in the network for data transfer, wherein both control information for the system and the actual data information to be passed between two connected devices are coded in position coded light spots, and carried to the switching system by optical fibers.

REFERENCES:
patent: 3975082 (1976-08-01), Winzer
patent: 4277137 (1981-07-01), Upatnieks et al.
patent: 4385799 (1983-05-01), Soref
patent: 4437190 (1984-03-01), Rozenwaig et al.
R. A. Becker and W. S. C. Chang, "Electrooptical Switching in Thin Film Waveguides for a Computer Communication Bus", Applied Optics, vol. 18, No. 19, Oct. 1, 1979.
R. Ian MacDonald and Elmer H. Hara, "Switching with Photodiodes", IEEE Journal of Quantum Electronics, vol. QE-16, No. 3, Mar. 1980.
P. Kermani and L. Kleinrock, "A Tradeoff Study of Switching Systems in Computer Communication Networks", IEEE Transactions on Computers, vol. C-29, No. 12, Dec. 1980.

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