Light emitting module and LED lamp employing it
US8246206B2 · kind B2 · utility
2Cited by
8References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 13, 2011 |
| Grant date | Aug 21, 2012 |
| Priority date | — |
| Expiry date | Feb 13, 2031 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light emitting diode lamp includes a lamp rack and a light emitting module mounted on the lamp rack. The ling emitting module includes a printed circuit board and a plurality of LEDs attached to the printed circuit board. The LEDs are arranged in an array. Each of the LEDs has a width W. Each of the LEDs spaces from an adjoining LED with a distance D. The width W and the distance D are in the condition that 0.5>W/D>0.15.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.