Title:
ULTRASONIC TRANSMISSION INSPECTING SYSTEM
Document Type and Number:
Japanese Patent JPH0647044
Kind Code:
A
Abstract:
PURPOSE: To obtain the ultrasonic transmission inspecting system which can measure simply and quickly an attenuation amount of an ultrasonic wave in an examinee.
CONSTITUTION: As for ultrasonic transducers 1, 2 for generating and detecting an ultrasonic wave, the transducers whose frequency characteristic is a normal distribution are used, and also, in its detecting system, a center frequency measuring (detecting) circuit 8 is provided.
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Inventors:
MARUME TAKASHI
TAKAYAMA NAOHIKO
TAKAYAMA NAOHIKO
Application Number:
JP20464892A
Publication Date:
February 22, 1994
Filing Date:
July 31, 1992
Export Citation:
Assignee:
SHIMADZU CORP
International Classes:
A61B8/08; G01N29/22; G01N29/44; (IPC1-7): A61B8/08; G01N29/22
Attorney, Agent or Firm:
Yasuhiko Takeishi
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