Time frequency analysis using sensors array based on kronecker products

D. William, R. Sánchez, Cesar A. Aceros, Domingo Rodríguez

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

Abstract

This paper examines the possibilities of using a microphones array and DSP processor to determine time frequency analysis in the spectrum of audible sound. In sound applications, three important measurements are used: first the intensity, second the direction and finally the frequency content of the incoming sound wave. These three measurements are used to perform acoustical detection, in order to obtain a complete characterization of particular sound phenomenon (time-frequency).This work is based on the implementation of time-frequency algorithms on the DSP processor to prove if DSP processors are enough for embedded applications. The hardware implemented was made with micro-microphones, and the A/D converter was performed by the TI (Texas Instruments) EVM (Evaluation Module) ADS8364 for data acquisition from six A/D converters and TMS320C6711 DSP processor of TI.

Original languageEnglish
Title of host publicationProceedings of the IASTED International Conference on Circuits, Signals, and Systems
EditorsM.H. Rashid
Pages25-28
Number of pages4
StatePublished - 2004
Externally publishedYes
EventProceedings of the IASTED International Conference on Circuits, Signals, and Systems - Clearwater Beach, FL, United States
Duration: 28 Nov 20041 Dec 2004

Publication series

NameProceedings of the IASTED International Conference on Circuits, Signals, and Systems

Conference

ConferenceProceedings of the IASTED International Conference on Circuits, Signals, and Systems
Country/TerritoryUnited States
CityClearwater Beach, FL
Period28/11/041/12/04

Keywords

  • A/D converter
  • Micro-microphones
  • Microphones array

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