Communication system using transmit/receive slot antennas for near field electromagnetic coupling of data therebetween
US8121544B2 · kind B2 · utility
10Cited by
3References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 21, 2009 |
| Grant date | Feb 21, 2012 |
| Priority date | — |
| Expiry date | Jan 1, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q13/206
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An antenna apparatus for use in a transmitter or a receiver in a communication system. The antenna apparatus includes: a dielectric substrate having a conductor layer on one of surfaces; and a slot antenna including an antenna electrode formed on the one surface and disposed substantially at the center, a grounded conductive surface surrounding the antenna electrode, and a slot transmission line made by a gap between the antenna electrode and the grounded conductive surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.