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Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

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Asymmetrical star coupler for optical fiber systems.

R L Gravel, A R Nelson

|March 25, 2010

Summary

This summary is machine-generated.

A new technique fabricates fiber optic couplers using varied core sizes, enhancing interconnection efficiency in multiterminal systems. This method improves throughput uniformity for fused biconical taper multiport couplers.

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Area of Science:

Optoelectronics
Fiber Optics

Background:

Multiterminal optical fiber systems require efficient interconnections.
Existing fiber couplers face limitations in interconnection efficiency and throughput uniformity.

Purpose of the Study:

To develop a novel technique for fabricating M x N fiber couplers with improved interconnection efficiency.
To enhance the throughput uniformity of multiport fiber couplers.

Main Methods:

Fabrication of fiber couplers utilizing input fibers with different core sizes compared to output fibers.
Development of a technique for creating asymmetrical star couplers.

Main Results:

Demonstrated a 2 x 8 transmissive asymmetrical star coupler.
Utilized 125-microm core diameter input fibers and 63-microm core diameter output fibers.
Achieved improved interconnection efficiency and fiber throughput uniformity.

Conclusions:

The developed technique effectively improves interconnection efficiency in multiterminal optical fiber systems.
The use of different core-size fibers enhances throughput uniformity in fused biconical taper multiport couplers.