Antenna assembly for subsurface meter pits
US6300907A · kind A · utility
32Cited by
13References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 25, 2000 |
| Grant date | Oct 9, 2001 |
| Priority date | — |
| Expiry date | Jan 25, 2020 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q9/46
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An antenna assembly (10) for subsurface utility metering equipment includes a disk-shaped radiating element (50) which is connected through a wire (51) having a self-inductance to a capacitor C and then to a ground plane (41) and a connector (31) for a coaxial cable (30) to provide an LC circuit for impedance matching of the antenna assembly (10) to a transmitter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.