Method for integration of plug load controllers in a lighting system
US11388805B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 23, 2019 |
| Grant date | Jul 12, 2022 |
| Priority date | — |
| Expiry date | Aug 23, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY04S40/124
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A distributed control system including a plurality of controllers, each controller of the plurality of controllers being in communication with the remaining controllers of the plurality of controllers, each controller being configured to control at least one device, each controller being further configured to: initiate a first timer, in response to a received signal, the first timer having a length that is unique with respect to the first timer lengths of the remaining controllers of the plurality of controllers; send a first notification signal, upon the expiration of the first timer, to the remaining controllers notifying the remaining controllers of an intent to send a command signal; send the command signal to the at least one device, wherein the controller is configured to cancel sending the notification signal and the command signal if the notification signal is first received from one of the remaining controllers of the plurality of controllers prior to the expiration of the first timer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.