发明授权
US07612385B2 High power light-emitting diode package comprising substrate having beacon
失效
包括具有信标的基板的大功率发光二极管封装
- 专利标题: High power light-emitting diode package comprising substrate having beacon
- 专利标题(中): 包括具有信标的基板的大功率发光二极管封装
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申请号: US11323487申请日: 2005-12-30
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公开(公告)号: US07612385B2公开(公告)日: 2009-11-03
- 发明人: Young-Woo Kim , Tae-Hoon Kim , Young-Moon Yu
- 申请人: Young-Woo Kim , Tae-Hoon Kim , Young-Moon Yu
- 申请人地址: KR Gwangju
- 专利权人: Korea Photonics Technology Institute
- 当前专利权人: Korea Photonics Technology Institute
- 当前专利权人地址: KR Gwangju
- 代理机构: Baker & Hostetler LLP
- 优先权: KR10-2005-0064512 20050715
- 主分类号: H01L29/22
- IPC分类号: H01L29/22 ; H01L33/00 ; H01L27/15 ; H01L29/267 ; H01L31/12 ; H01L29/16 ; H01L23/02
摘要:
Disclosed herein is a package structure including at least one high power light-emitting diode to exhibit excellent heat release properties. In the package structure, a light-emitting diode chip which generates heat is directly attached to a beacon processed to protrude from part of a heat spreader having high heat conductivity, whereby an electrical wiring portion is separated from a heat release portion, thus maximizing heat release properties and realizing high luminance and reliability. The package structure is composed of a beacon formed on a metal or non-metal substrate having high heat conductivity to mount a high power light-emitting diode chip, to increase heat release properties; a wiring portion provided on the same line as the diode to input and output power and signals; and a reflection cup having a cavity, which may be inserted into or attached to the heat spreader or the wiring substrate, including a low temperature co-fired ceramic substrate, a high temperature co-fired ceramic substrate, or a printed circuit board.
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