Antenna having loop and helical structure and RFID tag using the same
US7710274B2 · kind B2 · utility
2Cited by
9References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 29, 2007 |
| Grant date | May 4, 2010 |
| Priority date | — |
| Expiry date | Apr 15, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q7/00
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An antenna and a radio frequency identification (RFID) tag using the same are disclosed. The antenna includes: a radiating unit having a helical structure; and a feeding unit having a loop structure on which a terminal connected to an element connected to the antenna is formed, wherein the feeding unit is electromagnetically induced and coupled with the radiating unit to be apart from each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.