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Adaptive multi-window matching method for depth sensing SOC and its vlsi implementation

  • Huimin Yao
  • , Chenyang Ge
  • , Liuqing Yang
  • , Yichuan Fu
  • , Jianru Xue
  • Xi'an Jiaotong University

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

1 Scopus citations

Abstract

This paper presents the full VLSI implementation of adaptive multi-window matching method for depth sensing system on a chip (SoC) based on active infrared structured light, which estimates the 3D scene depth by matching randomized speckle patterns, akin to the Microsoft Kinect. We present a simple and efficient hardware structure for the adaptive multi-window block-matching-disparity estimation algorithm, which facilitates rapid generation of disparity maps in real-time. Then the disparity map is calculated to the depth value according to the triangulation principle. We have implemented these ideas in an end-to-end SoC using FPGA and demonstrate that our depth sensing SoC can ensure the matching accuracy and improve the details of depth maps, such as, small objects and the edge of objects.

Original languageEnglish
Title of host publicationAdvances in Multimedia Information Processing – 17th Pacific-Rim Conference on Multimedia, PCM 2016, Proceedings
EditorsEnqing Chen, Yun Tie, Yihong Gong
PublisherSpringer Verlag
Pages428-437
Number of pages10
ISBN (Print)9783319488899
DOIs
StatePublished - 2016
Event17th Pacific-Rim Conference on Multimedia, PCM 2016 - Xi’an, China
Duration: 15 Sep 2016 → 16 Sep 2016

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume9916 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference17th Pacific-Rim Conference on Multimedia, PCM 2016
Country/TerritoryChina
CityXi’an
Period15/09/16 → 16/09/16

Keywords

  • Depth sensing SoC
  • Multi-window matching
  • VLSI

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