Application of sample-and-hold circuits in the laser frequency-shifting

Shuyu Zhou, Shanyu Zhou, Yuzhu Wang

Research output: Contribution to journalArticlepeer-review

Abstract

A new method of frequency-shifting for a diode laser is realized. Using a sample-and-hold circuit, the error signal can be held by the circuit during frequency shifting. It can avoid the restraint of locking or even lock-losing caused by the servo circuit when we input a step-up voltage into piezoelectric transition (PZT) to achieve laser frequency-shifting.

Original languageEnglish
Pages (from-to)524-526
Number of pages3
JournalChinese Optics Letters
Volume3
Issue number9
StatePublished - 1 Sep 2005
Externally publishedYes

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Electrical and Electronic Engineering

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