AC light emitting diode and AC LED drive methods and apparatus
US10750583B2 · kind B2 · utility
13Cited by
76References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 21, 2019 |
| Grant date | Aug 18, 2020 |
| Priority date | — |
| Expiry date | Sep 1, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/30
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An LED device for use with an AC voltage power source configured such that at least one LED emits light during a positive phase of power provided from an AC power supply and at least one LED emits light during the negative phase of power provided from an AC power supply. The LED device includes a first power connection lead and a second power connection lead, both leads capable of being connected to and receiving power from an AC power supply.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.