Through light,
circuits are evolving.

QDLASER SiliconPotonics

The world's only mass-produced quantum dot laser. Superior environmental resistance advances the world of communication. The next revolution is in silicon photonics. Replacing the electrical interconnects in circuits with light transforms information processing.

Silicon photonics:
Replacing electronics
with light in
information processing

Technology that fuses optical functions and silicon LSI technology to enable large-capacity data transmission and low power consumption. Faster information processing and lower power consumption than conventional electronics circuits

Optics / electronics conversion chip

Fingertip-sized optics/electronics conversion chip (optical I/O core) with multi-channel quantum dot QD laser
* Images of silicon photonics are provided by Photonics Electronics Technology Research Association.
*This R&D was conducted as part of the “ultra-low power consumption optical electronics mounting technology development of technology” project commissioned by NEDO.


  • 処理能力の向上のイメージ図
    Improved information processing
    Replacing the electronics in circuits with light revolutionizes information processing.
  • 少ない消費電力のイメージc
    Low power consumption
    Quantum dot lasers can process information with less power.
  • 装置の小型化イメージ図
    System miniaturization
    The optics / electronics conversion chip mount in the quantum dot laser is only 5mm wide.

Benefits of quantum dot lasers

Stable operation at
high temperatures and
optical feedback tolerance
The superior high-temperature stability and optical feedback tolerance of quantum dot lasers make them ideal light sources for silicon photonics.
Quantum Well Laser と Quantum Dot Laser の比較線グラフ

Laser oscillation up to 120℃


For details on silicon photonics,
please contact us using the following form.

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