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    • 9. 发明专利
    • Light emitting element mounting substrate and led package
    • 发光元件安装基板和LED封装
    • JP2013033912A
    • 2013-02-14
    • JP2012064703
    • 2012-03-22
    • Hitachi Cable Ltd日立電線株式会社
    • IMAI NOBORUISAKA FUMIYANEMOTO MASANORITANOI MINORUTAKAHASHI TAKESHI
    • H01L33/64H01L33/60
    • H01L2224/16245H01L2924/181H01L2924/00012
    • PROBLEM TO BE SOLVED: To provide: a light emitting element mounting substrate which allows for flip chip mounting using a single-sided wiring board, and has excellent heat dissipation and light reflectivity, and facilitates dividing an LED package into individual pieces; and the LED package using the light emitting element mounting substrate.SOLUTION: A light emitting element mounting substrate 2 includes: a pair of wiring patterns 22A and 22B, each of which has a mounting region 30 configured to mount an LED chip 3 thereon, and is formed on a surface 20a of a resin film 20; a pair of filling parts 23A and 23B contacted with the pair of wiring patterns 22A and 22B, respectively; and an insulating layer 24 having light reflectivity which is formed on the surface 10a of the resin film 20 so as to cover the pair of wiring patterns 22A and 22B. The pair of filling parts 23A and 23B respectively have protruding parts 230 and 231 that protrude outward from the pair of wiring patterns 22A and 22B. The insulating layer 24 includes an opening 24a for passing bumps 32a and 32b electrically connected to the LED chip 3, in a region corresponding to the mounting region 30.
    • 要解决的问题:提供:一种发光元件安装基板,其允许使用单面布线板的倒装芯片安装,并且具有优异的散热和光反射率,并且有助于将LED封装分成单独的片; 以及使用发光元件安装基板的LED封装。 解决方案:发光元件安装基板2包括:一对布线图案22A和22B,每个布线图案22A和22B具有安装区域30,其安装在其上的LED芯片3,并且形成在树脂的表面20a上 电影20; 分别与一对布线图案22A和22B接触的一对填充部分23A和23B; 以及形成在树脂膜20的表面10a上以覆盖一对布线图案22A和22B的具有光反射率的绝缘层24。 一对填充部分23A和23B分别具有从一对布线图案22A和22B向外突出的突出部分230和231。 绝缘层24包括用于使电极连接到LED芯片3的凸起32a和32b在对应于安装区域30的区域中的开口24a。(C)2013,JPO和INPIT