Apparatus and method to facilitate wireless communications of automatic data collection devices in potentially hazardous environments
US7271679B2 · kind B2 · utility
21Cited by
5References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2005 |
| Grant date | Sep 18, 2007 |
| Priority date | — |
| Expiry date | Mar 17, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q1/22
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A system useful in providing communications with automatic data collection (ADC) devices employs an antenna located in a potentially hazardous environment, a radio circuit located in a non-hazardous environment, and a coupling apparatus to provide an interface between the antenna and the radio circuit that prevents electrical discharges from occurring in the potentially hazardous environment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.