Title:
超音波センサー及び電子機器
Document Type and Number:
Japanese Patent JP7027948
Kind Code:
B2
Abstract:
To provide an ultrasonic sensor that can prevent vibration noise.SOLUTION: An ultrasonic sensor 1 comprises: transmission elements 3 that transmit ultrasonic waves; receiving elements 4 that receive ultrasonic waves; and a substrate 2 that has transmission units 24 provided with the transmission elements 3 and receiving units 25 provided with the receiving elements 4, and has the transmission units 24 and the receiving units 25 arranged alternately in one direction. The substrate 2 is provided with first slits 61 that penetrate the substrate 2 in the thickness direction between the transmission units 24 and receiving units 25.SELECTED DRAWING: Figure 1
Inventors:
Tsukasa Funasaka
Application Number:
JP2018031019A
Publication Date:
March 02, 2022
Filing Date:
February 23, 2018
Export Citation:
Assignee:
Seiko Epson Corporation
International Classes:
H04R1/06; H04R17/00
Domestic Patent References:
| JP2014194993A | ||||
| JP200285361A | ||||
| JP2009225419A | ||||
| JP200788805A |
Attorney, Agent or Firm:
Intellectual Property Office
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