Japanese Publication
Acoustic characteristics of a various porous materials (29th report) The efficiency of elastic moduli of the material to the acoustic characteristics (Part1)
H.Nakagawa, M.Yamaguchi 1)
1)1) Bridgestone Corp.
Proc. Spring Meet. Acoust. Soc. Jpn, pp913-914(2003)
Numerical Analysis of Vibration of Elevated Road Caused by Car Passage
H.Tsuru, H.Nakajima
Proc. Spring Meet. Acoust. Soc. Jpn, pp913-914(2003)
Optimum beamforming filter design under the Mini-Max criterion
H.Nakajima, N.Tanaka, H.Tsuru
Proc. Autumn Meet. Acoust. Soc. Jpn, pp491-492(2003)
Time domain FDM Simulation of Vibration of Rail and its Experimental Verification
H.Tsuru, T.Yamanaka, M.Takikawa 1)
1) East Japan Railway company
Proc. Autumn Meet. Acoust. Soc. Jpn, pp793-794(2003)
Analysis of Sound Radiation from Rails by Using Boundary Element Method
T.Yamanaka, H.Tsuru, M.Takikawa 1)
1)1) East Japan Railway company
Proc. Autumn Meet. Acoust. Soc. Jpn, pp795-796(2003)
The measurement of elastic moduli of the porous elastic materials
The measurement of elastic moduli of the porous elastic materials
1)1) Bridgestone
SDT03019, p89-92(2003.12)
Investigation on insertion loss of noise barrier for high speed moving sound source
S.Ogata 1), H.Tsuru, H.Nakajima, K.fujiwara 2)
1)1) National traffic Safety and Environment Laboratory
2)2) Faculty of design, Kyushu university
The Journal of the acoustical society of japan, Vol59 No.12 pp713-722(2003)
English Publication
Beamforming using indefinite term for arbitrarily located microphones
H.Nakajima, T.Yamanaka, H.Nakagawa
Proc.145th Meet. Acoust. Soc. Am, pp2298 (2003)