Title:
ANTENNA DEVICE AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/129620
Kind Code:
A1
Abstract:
An antenna device (101), provided with: a coil antenna (2) having a coil conductor shaped so as to be wound in a helical shape; and a cylindrical conductor (1) enclosing the coil antenna (2). The cylindrical conductor (1) has a cylindrical shape having a first opening (11) and a second opening (12) with the axial direction essentially being the direction of a winding axis AX-AX of the coil conductor of the coil antenna (2), and also has a slit (1S) extending in the axial direction from the first opening (11) of the cylinder shape. An antenna device structured so that the surroundings of a coil antenna is enclosed by a metal casing or another conductor is thus formed.
More Like This:
| WO/2009/119494 | RFID TAG READER AND ANTENNA UNIT FOR RFID TAG |
| JPS58133903 | 【考案の名称】コイル |
| JP5087932 | Wiring board for non-contact data carrier and non-contact data carrier |
Inventors:
TENNO NOBUYUKI (JP)
YAMAGUCHI SHINSUKE (JP)
YAMAGUCHI SHINSUKE (JP)
Application Number:
PCT/JP2016/053895
Publication Date:
August 18, 2016
Filing Date:
February 10, 2016
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H01Q7/00; H01Q1/22
Foreign References:
| JP2014075775A | 2014-04-24 |
Attorney, Agent or Firm:
Kaede Patent Attorneys' Office (JP)
Patent business corporation Kaede Patent Attorneys' Office (JP)
Patent business corporation Kaede Patent Attorneys' Office (JP)
Download PDF: