Gain-flattening filter

Feb. 1, 1997

Gain-flattening filter

Gain-flattening filters for erbium-doped fiber amplifiers serve high-data-rate lightwave communications. The filters use long-period gratings that can selectively couple light from the guided fundamental mode in a singlemode fiber to forward propagating cladding mode.

Bragg Photonics Inc.

Dorval, QC, Canada

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