Emitting coded light from a multi-lamp luminaire
US10601516B2 · kind B2 · utility
2Cited by
0References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 19, 2017 |
| Grant date | Mar 24, 2020 |
| Priority date | — |
| Expiry date | Jun 19, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B47/1995
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A method of operating a group of lamps in a multi-lamp luminaire, each lamp being operable to emit respective illumination embedded with a predetermined coded light message, and each comprising a respective local controller; wherein the method comprises: communicating between the local controllers of the lamps within the multi-lamp luminaire in order to coordinate that unsynchronized instances of said coded light message are not transmitted from different ones of the lamps in the multi-lamp luminaire.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.