Title:
音響測定の現場補償方法
Document Type and Number:
Japanese Patent JP7064220
Kind Code:
B2
Abstract:
The present disclosure relates to a method for estimating one or more compensation parameters from impedance measurements of an acoustic load. The method comprises a series of steps including providing a probe assembly measurement setup and the disclosure also relates to a system to perform impedance measurements. The compensation parameters are estimated through a minimization process, preferably minimizing an error estimate of a first real and second imaginary part of the reflectance. The resulting compensation parameters are used to restore causality of the reflectance and accordingly provide more accurate impedance measurements.
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Inventors:
Clen Ravek Norgard
Application Number:
JP2017163259A
Publication Date:
May 10, 2022
Filing Date:
August 28, 2017
Export Citation:
Assignee:
Inter-Acoustics Actiesel Turnip
International Classes:
G10K15/00; G01N29/09
Domestic Patent References:
JP10504201A | ||||
JP2000516501A | ||||
JP60040923A |
Foreign References:
US4289143 |
Attorney, Agent or Firm:
Shinichiro Tanaka
Teshimaru Ken
Yoshi Kazuhiko Ta
Fumiaki Otsuka
Takayoshi Nishijima
Hiroyuki Suda
Hiroshi Uesugi
Naoki Kondo
Takaaki Yamazaki
Teshimaru Ken
Yoshi Kazuhiko Ta
Fumiaki Otsuka
Takayoshi Nishijima
Hiroyuki Suda
Hiroshi Uesugi
Naoki Kondo
Takaaki Yamazaki
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