Programmable lighting control system
US5300864A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Oct 6, 1992 |
| Grant date | Apr 5, 1994 |
| Priority date | — |
| Expiry date | Oct 6, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B47/155
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A programmable lighting control system for decorative, artistic, and Christmas lighting applications, includes a plurality of outlet receptacles for connection thereto of series or parallel connected Christmas tree lighting strings or the like, a plurality of associated output select switches to individually select a lighting condition signal for each respective outlet receptacle, timing and control circuitry to generate a plurality of lighting condition signals that are applied to solid-state switching devices to drive the outlet receptacles, an output timing phase synchronization feature initiated at user discretion to synchronize the timing phase of each of the plurality of lighting condition signals, and a memory function to retain the last programmed lighting display conditions of user-selected, entirely unique lighting patterns when using a plurality of lighting strings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.