Light emitting device with electrode having recessed concave portion
US8614544B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 28, 2010 |
| Grant date | Dec 24, 2013 |
| Priority date | — |
| Expiry date | May 28, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/857
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A light emitting device comprises a rectangular element mounted upon a mounting substrate via a heat-melted connecting material, wherein second substrate electrodes are formed conforming to the recesses of a first substrate electrode and a portion of the outer periphery of the first and second substrate electrodes is provided with first extended sections that extend farther outward than the outer periphery of the aforementioned element. The aforementioned first extended sections are formed in at least one or more locations per one side of the outer periphery of the aforementioned rectangular element; the aforementioned first substrate electrode is provided with second extended sections that are formed on at least one of both ends of the aforementioned recesses flanking the first extended sections of the aforementioned second substrate electrodes; and the aforementioned second extended sections extend farther outward than the outer periphery of the aforementioned element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.