Monitoring cell phone usage in correctional facilities
US11588508B2 · kind B2 · utility
0Cited by
28References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 30, 2018 |
| Grant date | Feb 21, 2023 |
| Priority date | — |
| Expiry date | Mar 30, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W84/18
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Disclose herein are embodiments related to a system made up of a lighting fixture and a radio frequency detection device. The lighting fixture having a secure housing and at least one power connection, and the radio frequency detection device being designed to operatively connect to the at least one power connection device within the lighting fixture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.