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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.) | Bu, Bing (Bu, Bing.)

Indexed by:

CPCI-S

Abstract:

Multizone soundfield reproduction with various potential applications has recently been drawn more and more attention in acoustic signal processing. However, the literatures related to multizone soundfield reproduction are mainly limited to 2D multizone scenarios. In this paper, based on spherical harmonic analysis, we seek to recreate a 3D multizone soundfield using a single spherical loudspeaker array. The desired local soundfield coefficients are mapped into the equivalent global soundfield coefficients using spherical addition theorem for Bessel function. The mode matching approach is used to derive loudspeaker weights in the reproduction step. The experiments show that the proposed method can reproduce the target 3D spatial multizone soundfield accurately.

Keyword:

Acoustic signal processing spherical addition theorem spherical loudspeaker array 3D spatial multizone soundfield

Author Community:

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

Reprint Author's Address:

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

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Source :

2015 IEEE CHINA SUMMIT & INTERNATIONAL CONFERENCE ON SIGNAL AND INFORMATION PROCESSING

Year: 2015

Page: 625-629

Language: English

Cited Count:

WoS CC Cited Count: 3

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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