Method for fast transform of pulsed laser peak power

Zhi Lin Gao, Hui Min Chen*, Ke Rong Cai

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

The variation law of echoed laser power in the process of fuze encounters the target was analyzed, and a method of simulating the rapid change of echoed laser power by changing the supply voltage and the pulse signal's width of pulse semiconductor laser was put forward. PFGA was used as the controller to command the high speed digital-analog converter, in order to realize fast switching of semiconductor laser drive circuit's supply voltage in submillisecond level. Experiment results show that the laser power can be adjusted rapidly and accurately within 100 μs.

Original languageEnglish
Pages (from-to)58-61
Number of pages4
JournalBeijing Ligong Daxue Xuebao/Transaction of Beijing Institute of Technology
Volume35
DOIs
Publication statusPublished - 1 Nov 2015

Keywords

  • Digital to analog conversion
  • Echo simulation
  • Laser fuze
  • Rapid change of laser peak power

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