Title:
車両用検出器及び車両用検出システム
Document Type and Number:
Japanese Patent JP7094623
Kind Code:
B2
Abstract:
To provide a vehicle detector and a vehicle detection system capable of improving detection accuracy.SOLUTION: A detector 20 includes a second antenna unit 21, a control unit 23a, a first switch circuit 23b, a second switch circuit 23c, and a power supply unit 24 that supplies power to drive the control unit 23a. The power supply unit 24 includes a power generation element 24b and a power storage unit 24c that stores the power generated by the power generation element 24b. The control unit 23a outputs a first detection signal to the second antenna unit 21 according to the ON state of the first switch circuit 23b, and outputs a second detection signal to the second antenna unit 21 according to the ON state of the second switch circuit 23c.SELECTED DRAWING: Figure 2
Inventors:
Yasuhiro Kominato
Application Number:
JP2018074592A
Publication Date:
July 04, 2022
Filing Date:
April 09, 2018
Export Citation:
Assignee:
Yazaki Corporation
International Classes:
H04B1/3822; A47C7/62; B60N2/04; B60R22/48; H01Q1/32; H04B1/59; H04B5/02
Domestic Patent References:
| JP2013244766A | ||||
| JP2008204061A | ||||
| JP11070855A |
Attorney, Agent or Firm:
Toranomon Intellectual Property Office