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Hardware design of passive acoustic source localization system based on a five-element cross microphone array

  • Harbin Institute of Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Passive acoustic source localization system increasingly becomes small and portable with the rapid development of the computer technology, integrated circuit, microelectronics technology and embedded system, et al. In this sense, we complete the hardware design of a small portable passive acoustic source localization system based on a five-element cross microphone array. In the conditions of meeting the system sampling requirements, the established system hardware is simple, small and portable, as well as the total size of the signal preprocessing and control part is only 15.3 × 22.5 (cm). The hardware part mainly includes the design of the five-element cross microphone array, signal preprocessing circuit and micro controller unit (MCU). Finally, circuit testing and zero input calibration show that the whole hardware part not only is feasible but also has good performance.

Original languageEnglish
Title of host publication2014 IEEE International Conference on Signal Processing, Communications and Computing, ICSPCC 2014
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages80-83
Number of pages4
ISBN (Electronic)9781479952748
DOIs
StatePublished - 15 Dec 2014
Event2014 IEEE International Conference on Signal Processing, Communications and Computing, ICSPCC 2014 - Guilin, Guangxi, China
Duration: 5 Aug 20148 Aug 2014

Publication series

Name2014 IEEE International Conference on Signal Processing, Communications and Computing, ICSPCC 2014

Conference

Conference2014 IEEE International Conference on Signal Processing, Communications and Computing, ICSPCC 2014
Country/TerritoryChina
CityGuilin, Guangxi
Period5/08/148/08/14

Keywords

  • MSP430F149 MCU
  • Passive acoustic source localization system
  • UART serial port
  • five-element cross microphone array
  • signal preprocessing circuit

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