Intensity-based modified Doppler variance algorithm dedicated for phase instable optical coherence tomography systems

Gangjun Liu, Wangcun Jia, Danny Chou, Wenjuan Qi, Bernard Choi, Zhongping Chen

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Traditional phase-resolve Doppler method demonstrates great success for in-vivo imaging of blood flow and blood vessel. However, the phase-resolved methods always require high phase stability of the system. During phase instable situations, the performance of the phase-resolved methods will be degraded. We propose a modified Doppler variance algorithm that is based on the intensity or amplitude value. Performances of the proposed algorithm are compared with traditional phase-resolved Doppler variance and color Doppler methods for two phase instability systems. The proposed algorithm demonstrates good performances without phase instability induced artifacts.

Original languageEnglish (US)
Title of host publicationOptical Coherence Tomography and Coherence Domain Optical Methods in Biomedicine XVI
PublisherSPIE
ISBN (Print)9780819488565
DOIs
StatePublished - 2012
Externally publishedYes
EventOptical Coherence Tomography and Coherence Domain Optical Methods in Biomedicine XVI - San Francisco, CA, United States
Duration: Jan 23 2012Jan 25 2012

Publication series

NameProgress in Biomedical Optics and Imaging - Proceedings of SPIE
Volume8213
ISSN (Print)1605-7422

Other

OtherOptical Coherence Tomography and Coherence Domain Optical Methods in Biomedicine XVI
Country/TerritoryUnited States
CitySan Francisco, CA
Period1/23/121/25/12

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Radiology Nuclear Medicine and imaging
  • Biomaterials

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