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Researchers develop microchip system generating multiple millimeter waves for potential 6G use

A rice-sized optical microcomb system built by Loughborough University and international collaborators can create multiple precise light frequencies simultaneously.

The short version

  • Physicists at Loughborough University and an international team developed a rice-sized microchip system that generates multiple precise light frequencies simultaneously.
  • The system links a chip-based microresonator with an optical fiber loop to create millimeter waves, which offer greater bandwidth for next-generation telecommunications.
  • Researchers note that commercial adoption remains a long-term goal as they work to adapt the laboratory setup for practical applications.

Key facts

  • Researchers led by Loughborough University created a microchip-based optical system capable of producing a stable series of evenly spaced light frequencies.[Slashdot]
  • The experimental microcomb setup connects a chip microresonator to a larger loop of optical fiber carrying laser light.[Slashdot]
  • The generated optical frequencies can be converted into high-frequency millimeter waves through a specialized antenna to form multiple communication channels.[Slashdot]
  • Study details were published in the journal Nature Communications.[Slashdot]

What remains uncertain

  • It remains unknown when or if the laboratory demonstration can be successfully adapted for commercial telecommunications, radar, or astronomical devices.[Slashdot]

Sources