Magnetic antenna and board mounted with the same
US8159405B2 · kind B2 · utility
5Cited by
7References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 31, 2011 |
| Grant date | Apr 17, 2012 |
| Priority date | — |
| Expiry date | Oct 31, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49016
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A magnetic antenna, suitable for use in an RFID tag and an RFID tag reader/writer, which operates stable even if brought close to a metallic object and suitable for mass-production, and a board mounted with the magnetic antenna. The magnetic antenna has a coil with a magnetic layer and a conductive layer provided on the magnetic layer via an insulating layer or has a plurality of coils each with a magnetic layer having a square or rectangular shape and arranged radially.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.