Wide-band optical fiber coupler and its manufacturing method

Details Wide-band optical fiber coupler and its manufacturing method Wide-band optical fiber coupler and its manufacturing method

1990-09-19

1992-03-10

Lee, John D.

Optical waveguides

With optical coupler

Particular coupling structure

385 51, G02B 626

Patent

active

050955160

ABSTRACT:
Two single mode optical fibers are stretched to form prestretched portions of different diameters, and then the optical fibers are fused together at their prestretched portions to form a coupling region which is stretched to obtain a wide-band optical fiber coupler of a desired splitting ratio.

REFERENCES:
patent: 4586784 (1986-05-01), Tremblay et al.
patent: 4591372 (1986-05-01), Bricheno et al.
patent: 4798438 (1989-01-01), Moore et al.
patent: 4997247 (1991-03-01), Stowe
patent: 4997248 (1991-03-01), Stowe
Tremblay et al, "Modal-Insensitive Biconical-Taper Couplers," Optics Letters, vol. 7, No. 10, Oct. 1982, pp. 506-8.
"Wavelength-Flattened Fused Couplers", Electronic Letters, vol. 21, No. 17, Aug. 15, 1985, pp. 742-743, Mortimore.
"Plastic Optical Fiber Star Coupler", by K. Imoto et al, Applied Optics, vol. 25, No. 19, 1 Oct. 1986, pp. 3443-3447.

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