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Related Experiment Videos

Electro-optic polymer frequency shifter activated by input optical pulses.

Ilya Y Poberezhskiy1, Bartosz J Bortnik, Seong-Ku Kim

  • 1Department of Electrical Engineering, University of California, Los Angeles, 64-147 Engineering IV Building, Los Angeles, California 90095, USA. ipoberez@ucla.edu

Optics Letters
|September 6, 2003
PubMed
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We achieved electro-optic frequency shifting of optical pulses up to 86 GHz using a polymer phase modulator. This method is versatile, as it doesn't require synchronization with the optical pulse source.

Area of Science:

  • Photonics and optical engineering
  • Materials science

Background:

  • Optical frequency conversion is crucial for many applications.
  • Existing all-optical methods often require complex setups or additional optical sources.

Purpose of the Study:

  • To demonstrate a novel electro-optic frequency shifting technique for optical pulses.
  • To achieve significant frequency shifts using a polymer-based device.

Main Methods:

  • Utilizing a polymer traveling-wave phase modulator.
  • Modulating 1.55-microm optical pulses with quasi-sinusoidal microwave pulses.
  • Operating the modulator in its linear region.

Main Results:

  • Achieved electro-optic frequency shifting of up to 86 GHz.

Related Experiment Videos

  • Demonstrated synchronization-free operation, making the system transparent to optical pulse repetition rates.
  • Showcased high conversion efficiency and simple output frequency control.

    • Conclusions:

    • The developed electro-optic frequency shifter offers a robust and efficient method for optical signal processing.
    • The synchronization-free nature enhances its practical utility in diverse photonic systems.
    • Polymer-based modulators provide a viable platform for advanced frequency conversion.