922 Analytical investigation of a relationship between amplitude variations and instantaneous frequency of convolutional ultrasonic pulse

2014 ◽  
Vol 2014.67 (0) ◽  
pp. _922-1_-_922-2_
Author(s):  
Yoshiaki NISHICHI ◽  
Shoki IKEDA ◽  
Takumi INOUE ◽  
Kazuhide OMURA
Keyword(s):  
Instantaneous Frequency ◽  
Analytical Investigation ◽  
Ultrasonic Pulse

Diagnosis of bolt loosening using instantaneous frequency of ultrasonic pulse

2016 ◽  
Vol 2016 (0) ◽  
pp. J0420402
Author(s):  
Kenta MORI ◽  
Takumi INOUE ◽  
Ren KADOWAKI ◽  
Kazuhisa OMURA
Keyword(s):  
Instantaneous Frequency ◽  
Ultrasonic Pulse ◽  
Bolt Loosening

scholarly journals 2E1 Numerical analysis of instantaneous frequency of ultrasonic pulse

2014 ◽  
Vol 2014 (0) ◽  
pp. _2E1-1_-_2E1-2_
Author(s):  
Chihiro KONDO ◽  
Keisuke MIYAKI ◽  
Takumi INOUE ◽  
Ren KADOWAKI
Keyword(s):  
Numerical Analysis ◽  
Instantaneous Frequency ◽  
Ultrasonic Pulse
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