Title:
被検体情報取得装置および被検体情報取得方法
Document Type and Number:
Japanese Patent JP6608140
Kind Code:
B2
Abstract:
An object information acquiring apparatus comprises an irradiation unit that irradiates an object with light; a receiving unit including detection elements that receives acoustic waves generated from the object and outputs analog signals; a conversion unit that performs A/D conversion on the analog signals to generate first digital signals; a memory that stores the first digital signals; a correction unit that generates second digital signals by correcting the first digital signals using different frequency filter in accordance with a positional relation between a position in which characteristic information of the object is acquired and each of the detection elements; and an acquiring unit that acquires the characteristic information of the object based on the second digital signals.
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Inventors:
Yoshitaka Baba
Naoto Abe
Takao Nakajima
Hiroshi Yamamoto
Naoto Abe
Takao Nakajima
Hiroshi Yamamoto
Application Number:
JP2015008892A
Publication Date:
November 20, 2019
Filing Date:
January 20, 2015
Export Citation:
Assignee:
Canon Inc
International Classes:
A61B8/13
Domestic Patent References:
| JP2012179348A | ||||
| JP2015501175A | ||||
| JP3162843A |
Attorney, Agent or Firm:
Hidewa Patent Office
Kazunobu Sera
Yoshiyuki Kawaguchi
Mayuko Wakuda
Koichiro Sakai
Takeshi Nakamura
Takeshi Niwa
Kazunobu Sera
Yoshiyuki Kawaguchi
Mayuko Wakuda
Koichiro Sakai
Takeshi Nakamura
Takeshi Niwa