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Author:

Zha, Meng-fang (Zha, Meng-fang.) | Bao, Chang-chun (Bao, Chang-chun.) (Scholars:鲍长春) | Jia, Mao-shen (Jia, Mao-shen.)

Indexed by:

CPCI-S

Abstract:

Multizone soundfield reproduction in the reverberant room is a complex problem in acoustic signal processing. In this paper, we introduce a method of recreating a 3D multizone soundfield for reverberant environments. Based on spherical addition theorem for Bessel function, we derive the desired global soundfield by translating local desired soundfields to a single global coordinate system. We cast the global soundfield reproduction into a least squares framework and introduce the modal space approach to derive the loudspeaker weights. A practical method is used to determining the Acoustic Transfer Function (ATF) between each loudspeaker and every point of reproduction region. The simulation results indicate that the proposed method can reproduce the target 3D multizone soundfield accurately.

Keyword:

3D multizone soundfield Acoustic signal processing Acoustic Transfer Function reverberant

Author Community:

  • [ 1 ] [Zha, Meng-fang]Beijing Univ Technol, Sch Elect Informat & Control Engn, Speech & Audio Signal Proc Lab, Beijing 100124, Peoples R China
  • [ 2 ] [Bao, Chang-chun]Beijing Univ Technol, Sch Elect Informat & Control Engn, Speech & Audio Signal Proc Lab, Beijing 100124, Peoples R China
  • [ 3 ] [Jia, Mao-shen]Beijing Univ Technol, Sch Elect Informat & Control Engn, Speech & Audio Signal Proc Lab, Beijing 100124, Peoples R China

Reprint Author's Address:

  • [Zha, Meng-fang]Beijing Univ Technol, Sch Elect Informat & Control Engn, Speech & Audio Signal Proc Lab, Beijing 100124, Peoples R China

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Source :

2015 ASIA-PACIFIC SIGNAL AND INFORMATION PROCESSING ASSOCIATION ANNUAL SUMMIT AND CONFERENCE (APSIPA)

ISSN: 2309-9402

Year: 2015

Page: 23-26

Language: English

Cited Count:

WoS CC Cited Count: 1

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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