Pyramic array: An FPGA based platform for many-channel audio acquisition

Array processing of audio data has many interesting applications: acoustic beamforming, source separation, indoor localization, room geometry estimation, etc. Recent advances in MEMS has produced tiny microphones, analog or even with digital converter integrated. This opens the door to create arrays...

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Detalles Bibliográficos
Autor: Azcarreta Ortiz, Juan
Tipo de recurso: tesis de maestría
Fecha de publicación:2016
País:España
Institución:Universitat Politècnica de Catalunya (UPC)
Repositorio:UPCommons. Portal del coneixement obert de la UPC
Idioma:inglés
OAI Identifier:oai:upcommons.upc.edu:2117/97459
Acceso en línea:https://hdl.handle.net/2117/97459
Access Level:acceso abierto
Palabra clave:Signal processing -- Digital techniques
FPGA
HPS
microphone arrays
Altera Cyclone V
DE1-SoC
real-time DSP
beamforming
FIR filters
Tractament del senyal -- Tècniques digitals
Àrees temàtiques de la UPC::Enginyeria electrònica
Descripción
Sumario:Array processing of audio data has many interesting applications: acoustic beamforming, source separation, indoor localization, room geometry estimation, etc. Recent advances in MEMS has produced tiny microphones, analog or even with digital converter integrated. This opens the door to create arrays with a massive number of microphones. We dub such an array many-channel by analogy to many-core processors.