Title:
ＲＦＩＤタグ
Document Type and Number:
Japanese Patent JP5867591
Kind Code:
B2
Abstract:
To provide a RFID tag by which costs are reduced. An RFID tag includes a substrate; a pair of first antenna elements formed on one side of the substrate; an IC chip connected between the pair of first antenna elements; a second antenna element formed on another side of the substrate; a pair of first connection parts formed between the pair of first antenna elements and the second antenna element, the pair of first connection parts forming a first loop with the pair of first antenna elements, the IC chip, and the second antenna element; and a pair of second connection parts formed between the pair of first antenna elements and the second antenna element, the pair of second connection parts forming a second loop, which is longer than the first loop, with the pair of first antenna elements, the IC chip, and the second antenna element, wherein a length of the first loop and a length of the second loop are respectively shorter than a wavelength in a usable frequency.
Inventors:
Kai Gaku
Application Number:
JP2014507286A
Publication Date:
February 24, 2016
Filing Date:
March 30, 2012
Export Citation:
Assignee:
富士通株式会社
International Classes:
H01Q9/26; G06K19/07; G06K19/077; H01Q1/24; H01Q7/00
Domestic Patent References:
| JP2006053833A |
Foreign References:
| WO2010079830A1 | ||||
| WO2009004666A1 |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Takao Kato
Tadahiko Ito
Takao Kato