All-fiber optical frequency shifter
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Updated: Jun 20, 2026

09:43
Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping
Published on: March 20, 2017
Optics Letters
|September 24, 2009
Abstract:
A new type of all-fiber frequency shifter is demonstrated. It is capable of operation at lower frequencies than traditional approaches based on surface acoustic waves and is believed to be unique in not requiring the removal of the fiber buffer coat. For 2.3-W electrical drive the prototype achieved a 2.5% conversion efficiency and greater than 20-dB unwanted sideband suppression.
