| 摘要 |
A luminescence device used in a backlight unit for lighting or displaying may be provided that includes: a substrate (11) including at least two electrode patterns (12, 13); LED chips (14) which are disposed on the substrate and include a phosphor (S) disposed thereon; and a dam (18) disposed on the substrate, wherein the dam is disposed spaced from the LED Chips, and wherein the substrate comprises a direct copper bonding (DCB) substrate including a first copper layer (2), a second copper layer (3) and a substrate body (1). |
