Art

J-GLOBAL ID：201802228969967558   Reference number：18A0376243

Availability of Reference Sound Sources for Qualification of Hemi-Anechoic Rooms Based on Deviation of Sound Pressure Level from Inverse Square Law

逆二乗則による音圧レベルの偏差に基づく無響室の認定のための基準音源の利用可能性

Author (3)： YAMADA Keisuke (NMIJ/AIST) ,  TAKAHASHI Hironobu (NMIJ/AIST) ,  HORIUCHI Ryuzo (NMIJ/AIST)
Material： IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences (Web)  (IEICE Trans Fundam Electron Commun Comput Sci (Web))
Volume： E101.A  Issue： 1  Page： 211-218(J-STAGE)  Publication year： 2018 
JST Material Number： U0466A  ISSN： 1745-1337  Document type： Article
Article type： 原著論文  Country of issue： Japan (JPN)  Language： ENGLISH (EN)

Thesaurus term： *law ,  *sound pressure level ,  *statistic ,  *anechoic room ,  *sound source ,  directionality ,  vibrational energy ,  absorption coefficient ,  microphone ,  *inverse square law ,  *deviation ,  acoustic energy ,  *numerical value

Author keywords (5)： hemi-anechoic room ,  inverse-square law ,  reference sound source ,  sound power level ,  directivity

JST classification (1)： Acoustical measurements and instrumentation  (BB03040R)

Reference (9)：

• [1] ISO 3745: 2012. Determination of sound power levels of noise sources using sound pressure-Precision methods for anechoic and hemi-anechoic rooms, 2012. 10.3403/02952586
• [2] J. Wang and B. Cai, “Calculation of free-field deviation in an anechoic room,” J. Acoust. Soc. Am., vol.85, no.3, pp.1206-1212, 1989. 10.1121/1.397451
• [3] https://www.bksv.com/en/products/transducers/acoustic/sound-sources/reference-4204
• [4] T. Fujimori, R. Horiuchi, and S. Sato, “Measurement of acoustic center position of LS2P laboratory standard microphones,” J. Acoust. Soc. Jpn. (J), vol.58, pp.579-585, 2002.
• [5] K. Yamada, H. Takahashi, and R. Horiuchi, “Theoretical and experimental investigation of sound power transmitting through reflecting plane with low surface density in the calibration of reference sound sources,” Acoust. Sci. Tech., vol.36, no.4, pp.374-376, 2015.

Terms in the title (6)： 逆二乗則 ,  音圧レベル ,  偏差 ,  無響室 ,  認定 ,  利用可能性