Patent · US Active

LED arrray including light-guiding structure

US9257481B2 · kind B2 · utility

4Cited by
3References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 26, 2012
Grant dateFeb 9, 2016
Priority date
Expiry dateDec 31, 2032

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10H20/872
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

An LED array includes: a first LED unit having a first active layer and a first side; a second LED unit having a second active layer and a second side facing the first side; a trench separating the first LED unit from the second LED unit; and a light-guiding structure formed between the first LED unit and the second LED unite for guiding the light emitted by the first active layer and the second active layer away from the LED array.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.