Wavelength tuning of vertical-cavity surface-emitting lasers by an internal device heater

  • Seong Seok Yang*
  • , Jeong Kwon Son
  • , Young Kyu Hong
  • , Yong Ho Song
  • , Ho Jin Jang
  • , Seong jun Bae
  • , Yong Ho Lee
  • , Gye Mo Yang
  • , Hyun Sung Ko
  • , Gun Yong Sung
  • *Corresponding author for this work

Research output: Contribution to journalJournal articlepeer-review

Abstract

We have fabricated thermal-induced wavelength- tunable vertical-cavity surface-emitting lasers with a 780-nm emission wavelength that is tunable by using an internal device heater. A 5.36-nm tuning range was achieved by means of a 70-mA tuning current and a 3.5-mA driving current while maintaining continuous single-mode operation and the optical power variation is less than 2.5 dB in the tuning range. In addition, a multimode tuning range of 9.1 nm was achieved with a 90-mA tuning current and a 7-mA driving current.

Original languageEnglish
Pages (from-to)1679-1681
Number of pages3
JournalIEEE Photonics Technology Letters
Volume20
Issue number20
DOIs
StatePublished - 2008.10.15

Keywords

  • Junction heating
  • Tunable laser
  • Vertical-cavity surface-emitting laser (VCSEL)
  • Wavelength tuning

Quacquarelli Symonds(QS) Subject Topics

  • Materials Science
  • Engineering - Electrical & Electronic
  • Engineering - Petroleum
  • Physics & Astronomy

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