Novel Wavelength-Tunable Active-Filter-Type Laser Diodes

Masayoshi Horita, Katsuyuki Utaka, Yuichi Matsushima

Research output: Contribution to journalArticlepeer-review

2 Citations (Scopus)


A wavelength-tunable laser diode which utilizes an active transmission filter of a X/4-shifted grating is newly proposed. 0.95 nm continuous tuning and 5.2 nm quasi-continuous tuning were achieved. a highly efficient and flat FM response was also demonstrated.

Original languageEnglish
Pages (from-to)1625-1629
Number of pages5
JournalIEEE Journal of Quantum Electronics
Issue number6
Publication statusPublished - 1991
Externally publishedYes

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics
  • Condensed Matter Physics
  • Electrical and Electronic Engineering


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