| 摘要 |
<P>PROBLEM TO BE SOLVED: To obtain an ultrasound transducer which has high sensitivity and high selection property to received ultrasonic waves and which has short rigidity length and excellent curving property. <P>SOLUTION: In the ultrasound transducer consisting of the ground electrodes 17 of each of a plurality of piezoelectric oscillators 11 and 12 and ultrasonic input and output electrodes 18 and 23 for inputting and outputting an ultrasonic transmission input signal or an ultrasonic reception output signal, external electrodes 21, 22 and 25 which are provided at the end of a common ground electrode 171 where the ground electrodes 17 of each of the piezoelectric oscillators 11 and 12 are commonly connected and extended and at the ends of the transmission/reception input/output electrodes 18 and 23 of the piezoelectric oscillators 11 and 12 and which are provided in a vertical direction to these electrodes 171, 18 and 23 are connected with a driving controller via a signal control cable. <P>COPYRIGHT: (C)2004,JPO |
