Lighting fixture that self-estimates its power usage and monitors its health
US8890418B2 · kind B2 · utility
9Cited by
20References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 6, 2013 |
| Grant date | Nov 18, 2014 |
| Priority date | — |
| Expiry date | Mar 16, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/40
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Apparatuses, methods and systems for lighting fixture determining its power usage and monitoring its operational health are disclosed. One embodiment includes a method of a lighting fixture determining its power usage. The method includes sensing, by an ambient light sensor, an intensity of light emitted from the lighting fixture, and estimating power usage of the lighting fixture based on the sensed intensity of light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.