| 发明名称 | Light-emitting device | ||
| 摘要 | A light-emitting device includes: a light-emitting stack including a first surface and a second surface opposite to the first surface, wherein the light-emitting stack emits a light having a wavelength between 365 nm and 550 nm; and a first electrode formed on the first surface and comprising a first metal layer and a second metal layer alternating with the first metal layer, wherein the first electrode has a reflectivity larger than 95% for reflecting the light, and the second metal layer has a higher reflectivity index relative to the light than that of the first metal layer. | ||
| 申请公布号 | US9263643(B2) | 申请公布日期 | 2016.02.16 |
| 申请号 | US201514681291 | 申请日期 | 2015.04.08 |
| 申请人 | EPISTAR CORPORATION | 发明人 | Huang Chi Hao;Liou Siou Huang;Yu Tz Chiang;Fu Jennhua |
| 分类号 | H01L33/00;H01L33/46;H01L33/40;H01L33/62;H01L33/14 | 主分类号 | H01L33/00 |
| 代理机构 | Ditthavong & Steiner, P.C. | 代理人 | Ditthavong & Steiner, P.C. |
| 主权项 | 1. A light-emitting device, comprising: a light-emitting stack, comprising a first surface and a second surface opposite to the first surface, wherein the light-emitting stack emits a light having a wavelength between 365 nm and 550 nm; and a first electrode formed on the first surface and comprising a first metal layer and a second metal layer alternating with the first metal layer, wherein the first electrode has a reflectivity larger than 95% for reflecting the light, and the second metal layer has a higher reflectivity index relative to the light than that of the first metal layer. | ||
| 地址 | Hsinchu TW | ||