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Title:
An optical sound device, a signal processing method, and a program
Document Type and Number:
Japanese Patent JP6238737
Kind Code:
B2
Abstract:
An apparatus includes a receiving unit configured to receive a photoacoustic wave that is generated when an object is illuminated with light and to output a time-series received signal, and a processing unit configured to acquire object information by performing a reconstruction process on the time-series received signal using a specific speed of sound, wherein in the reconstruction process, the processing unit converts a reception time of the time-series received signal to a reception time normalized with respect to the specific speed of sound.

Inventors:
Kazuhiko Fukutani
Application Number:
JP2013269691A
Publication Date:
November 29, 2017
Filing Date:
December 26, 2013
Export Citation:
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Assignee:
Canon Inc
International Classes:
A61B8/13
Domestic Patent References:
JP201172721A
Attorney, Agent or Firm:
Takuma Abe
Sogo Kuroiwa