Passive device for increasing the transmission efficiency of radio-frequency systems
US7564414B2 · kind B2 · utility
1Cited by
3References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 21, 2007 |
| Grant date | Jul 21, 2009 |
| Priority date | — |
| Expiry date | Mar 21, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02D30/70
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Radio-frequency transmission device comprising a transmission antenna (2) and a receiving antenna (4), characterized by comprising one or more passive resonant circuits (5) positioned between the transmission and receiving antennas (2, 4).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.