The solution of speech privacy secured to a waiting space for a confidential conversation at a pharmacy counter

Author: Tamakawa Takashi   Hata Masato   Fujiwara Mai   Shimizu Yasushi  

Publisher: Institute of Noise Control Engineering

ISSN: 0736-2935

Source: INTER-NOISE and NOISE-CON Congress and Conference Proceedings, Vol.2011, Iss.3, 2011-07, pp. : 4276-4283

Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.

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Abstract