Loudspeaker for low frequency signal driven by four piezoelectric ultrasonic motors
Ohga, Juro, Negishi, Hirokazu, OOHIRA, Ikuo, Saito, Hiroya, Oishi, Kunio, Maeda, Kazuaki
Published in Proceedings of Meetings on Acoustics (2013)
Published in Proceedings of Meetings on Acoustics (2013)
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Conference Proceeding
Active noise control system using the simultaneous equation method without the estimation of error path filter coefficients
Fujii, Kensaku, Muneyasu, Mitsuji, Ohga, Juro
Published in Electronics & communications in Japan. Part 3, Fundamental electronic science (01.12.2002)
Published in Electronics & communications in Japan. Part 3, Fundamental electronic science (01.12.2002)
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Journal Article
Wideband piezoelectric rectangular loudspeakers using a tuck shaped PVDF bimorph
Ohga, J, Takei, T, Moriyama, N
Published in IEEE transactions on dielectrics and electrical insulation (01.08.2010)
Published in IEEE transactions on dielectrics and electrical insulation (01.08.2010)
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Journal Article
"Polarized-x" algorithm for use in fixed-point processing
Fujii, Kensaku, Ohga, Juro
Published in Electronics & communications in Japan. Part 3, Fundamental electronic science (01.12.1996)
Published in Electronics & communications in Japan. Part 3, Fundamental electronic science (01.12.1996)
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Journal Article
A new loudspeaker for low frequency radiation by linear motion type piezoelectric ultrasonic actuators
Saito, Hiroya, NEGISHI, Hirokazu, OHGA, Juro, OOHIRA, Ikuo, OISHI, Kunio, Maeda, Kazuaki
Published in Proceedings of Meetings on Acoustics (02.06.2013)
Published in Proceedings of Meetings on Acoustics (02.06.2013)
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Conference Proceeding
Influence of time constant on coefficients estimation error derived from a lowpass filter expression for learning identification algorithm
Fujii, Kensaku, Sakai, Yoshihiro, Ohga, Juro
Published in Electronics & communications in Japan. Part 3, Fundamental electronic science (1991)
Published in Electronics & communications in Japan. Part 3, Fundamental electronic science (1991)
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Journal Article
Acoustic parameter estimation for design of piezoelectric telephones by the nonlinear optimization method
Hoshijima, Keizo, Simada, Osamu, Kitao, Masachika, Nomura, Yasuo, Ohta, Yuka, Ohga, Juro
Published in Electronics & communications in Japan. Part 3, Fundamental electronic science (1992)
Published in Electronics & communications in Japan. Part 3, Fundamental electronic science (1992)
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Journal Article