Field improving system provided with resonator
US8305217B2 · kind B2 · utility
4Cited by
1References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 21, 2007 |
| Grant date | Nov 6, 2012 |
| Priority date | — |
| Expiry date | Jul 19, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B5/77
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
The invention provides a system for improving communication statuses among a sensor, a tag and a non-contact type IC card for RFID (Radio Frequency Identification). In the present system, a resonator is added to a sensor a tag, or non-contact type IC card. The resonator is constituted by a coil and a capacitor. Further a magnetic substance is attached to the coil of the resonator so as to intensify the magnetic field.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.