Title:
VIBRATION REDUCING DEVICE FOR VEHICLE
Document Type and Number:
Japanese Patent JP3613801
Kind Code:
B2
Abstract:
PURPOSE: To prevent the useless control in which only power is wasted and no vibration reducing effect is effective, and the inadequate control so as to influence adverse effect on operation performance, etc., from being executed in a vibration reducing device for a vehicle.
CONSTITUTION: This device is provided with a control means (consisting of an output revision means 14 and a control effect decision means 15) controlling the control of an exciter (a speaker 4) by a drive control means (consisting of an adaptive filter 11, adaptive algorithm 12 and a transmission characteristic model 13) according to the condition of the prescribed factor of the vehicle, and is constituted so that the is regulated at the time when the control of the exciter is uselessly and inadequately performed.
Inventors:
Hiroshi Seni
Norihiko Nakao
Chiaki Mito
Shin Takehara
Shingo Harada
Yuka Tsukahara
Naoki Ikeda
Norihiko Nakao
Chiaki Mito
Shin Takehara
Shingo Harada
Yuka Tsukahara
Naoki Ikeda
Application Number:
JP20485093A
Publication Date:
January 26, 2005
Filing Date:
August 19, 1993
Export Citation:
Assignee:
Mazda Corporation Inc
International Classes:
H04B3/04; B60R11/02; F16F15/02; G05D19/02; G10K11/16; G10K11/178; H03H17/00; H03H21/00; (IPC1-7): G10K11/178; B60R11/02; F16F15/02; G05D19/02; G10K11/16; H03H21/00
Domestic Patent References:
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| JP4011292A | ||||
| JP4034598A | ||||
| JP60088143U | ||||
| JP60088146U | ||||
| JP60088148U | ||||
| JP3203493A | ||||
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| JP2158416A | ||||
| JP5011772A | ||||
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Attorney, Agent or Firm:
Hiroshi Maeda
Hiroshi Koyama
Hiroshi Takeuchi
Takahisa Shimada
Yuji Takeuchi
Katsumi Imae
Teshima Masaru
Atsushi Fujita
Hiroshi Koyama
Hiroshi Takeuchi
Takahisa Shimada
Yuji Takeuchi
Katsumi Imae
Teshima Masaru
Atsushi Fujita