Title :
Acoustic echo cancellation for conference systems
Author :
Sugiyama, Akihiko ; Hirano, Akihiro ; Nakayama, Kenji
Author_Institution :
NEC Media & Inf. Res. Labs., Kawasaki, Japan
Abstract :
An overview on acoustic echo cancellation for conference systems is presented. Design considerations for acoustic echo cancelers used in conference systems are first discussed. As one of the most challenging topics, multichannel acoustic echo cancellation is highlighted. The uniqueness problem is explained that is specific to multichannel echo cancellation, followed by solutions proposed to date.
Keywords :
acoustic signal processing; echo suppression; telecommunication channels; conference systems; design considerations; multichannel acoustic echo cancellation; Abstracts; Echo cancellers;
Conference_Titel :
Signal Processing Conference, 2004 12th European
Conference_Location :
Vienna
Print_ISBN :
978-320-0001-65-7
