Optical switch matrix

Details Optical switch matrix Optical switch matrix

1988-10-07

1989-07-11

Gonzalez, Frank

350 9612, G12B 626

Patent

active

048465429

ABSTRACT:
An optical switch matrix for selecting an optical propagation route between input ports and output ports by electric control. A first directional coupler is disposed on the input port side of a crosspoint of the matrix. A second directional coupler is disposed on the output port side of the crosspoint. A corner reflector is formed at a joint of the first and second directional coupler.

REFERENCES:
patent: 4630883 (1986-12-01), Taylor et al.
patent: 4674823 (1987-06-01), Takahashi et al.
patent: 4787692 (1988-11-01), Spanke
Monolithically Integrated Optical Gate 2.times.2 Matrix Switch Using GaAs/AlGaAs Multiple Quantum Well Structure, by: M. Tamburrini, L. Goldberg, J. F. Weller, 8/20/87.
Strictly Nonblocking 8.times.8 Integrated Optical Switch Matrix, by: P. Grandestrand, B. Stoltz, L. Thylen, K. Bergvall, 4/3/86.

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