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    • 81. 发明申请
    • Coating method utilizing phosphor containment structure and devices fabricated using same
    • 使用磷光体容纳结构的涂布方法和使用其制造的器件
    • US20090014736A1
    • 2009-01-15
    • US11827626
    • 2007-07-11
    • James IbbetsonKristi WongMaryanne Becerra
    • James IbbetsonKristi WongMaryanne Becerra
    • H01L33/00H01L21/00
    • H01L33/508H01L33/44H01L33/54H01L2933/0041
    • Methods for fabricating a semiconductor devices, and in particular light emitting diodes (LEDS) comprising providing a plurality of semiconductor devices on a substrate and forming a contact on at least some of the semiconductor devices. A containment structure is formed on at least some of the semiconductor devices having a contact with each containment structure defining a deposition area excluding the contact. A coating material is deposited then within the deposition area, with the coating material not covering the contact. A light emitting diode (LED) chip wafer comprising a plurality of LEDs on a substrate wafer with at least some of the LEDs having a contact. A plurality of containment structures are included, each of which is associated with a respective one of the plurality of LEDs. Each of the containment structures at least partially on its respective one of the LEDs and defining a deposition area on its respective one of the LEDs. The deposition area excludes the contact. A coating is included in each of the deposition areas.
    • 制造半导体器件的方法,特别是包括在衬底上提供多个半导体器件并在至少一些半导体器件上形成接触的发光二极管(LEDS)。 在至少一些半导体器件上形成容纳结构,该半导体器件与限定除接触之外的沉积区域的每个容纳结构接触。 然后在沉积区域内沉积涂层材料,涂层材料不覆盖接触。 一种发光二极管(LED)芯片晶片,其在衬底晶片上包括多个LED,其中至少一些LED具有接触。 包括多个容纳结构,每个包含结构与多个LED中的相应一个LED相关联。 每个容纳结构至少部分地在其相应的一个LED上并且在其相应的一个LED上限定沉积区域。 沉积区不包括接触。 在每个沉积区域中包括涂层。
    • 83. 发明申请
    • CHIP-SCALE METHODS FOR PACKAGING LIGHT EMITTING DEVICES AND CHIP-SCALE PACKAGED LIGHT EMITTING DEVICES
    • 用于包装发光装置和芯片尺寸的包装光发射装置的芯片尺寸方法
    • US20080142817A1
    • 2008-06-19
    • US12027313
    • 2008-02-07
    • James IbbetsonBernd KellerPrimit Parikh
    • James IbbetsonBernd KellerPrimit Parikh
    • H01L33/00H01L21/02
    • H01L33/62H01L33/0079H01L33/483H01L33/486H01L33/60H01L2224/32245H01L2224/32257H01L2224/48091H01L2224/48247H01L2224/73265H01L2924/00014H01L2924/00
    • A packaged light emitting device includes a carrier substrate having a top surface and a bottom surface, first and second conductive vias extending from the top surface of the substrate to the bottom surface of the substrate, and a bond pad on the top surface of the substrate in electrical contact with the first conductive via. A diode having first and second electrodes is mounted on the bond pad with the first electrode is in electrical contact with the bond pad. A passivation layer is formed on the diode, exposing the second electrode of the diode. A conductive trace is formed on the top surface of the carrier substrate in electrical contact with the second conductive via and the second electrode. The conductive trace is on and extends across the passivation layer to contact the second electrode.Methods of packaging light emitting devices include providing an epiwafer including a growth substrate and an epitaxial structure on the growth substrate, bonding a carrier substrate to the epitaxial structure of the epiwafer, forming a plurality of conductive vias through the carrier substrate, defining a plurality of isolated diodes in the epitaxial structure, and electrically connecting at least one conductive via to respective ones of the plurality of isolated diodes.
    • 封装的发光器件包括具有顶表面和底表面的载体衬底,从衬底的顶表面延伸到衬底的底表面的第一和第二导电通孔以及衬底的顶表面上的接合焊盘 与第一导电通孔电接触。 具有第一和第二电极的二极管安装在接合焊盘上,第一电极与接合焊盘电接触。 在二极管上形成钝化层,使二极管的第二电极露出。 导电迹线形成在载体基板的顶表面上,与第二导电通孔和第二电极电接触。 导电迹线在钝化层上并且延伸穿过第二电极。 封装发光器件的方法包括在生长衬底上提供包括生长衬底和外延结构的外延膜,将载体衬底结合到外延膜的外延结构,形成通过载体衬底的多个导电通孔,限定多个 隔离二极管,并且将至少一个导电通孔电连接到多个隔离二极管中的相应二极管。
    • 90. 发明授权
    • High reflective board or substrate for LEDs
    • 高反射板或LED基板
    • US09105824B2
    • 2015-08-11
    • US13370696
    • 2012-02-10
    • Sten HeikmanZhimin Jamie YaoJames IbbetsonFan Zhang
    • Sten HeikmanZhimin Jamie YaoJames IbbetsonFan Zhang
    • H01L33/46H01L33/60H01L33/54H01L33/62
    • H01L33/60H01L33/54H01L33/62H01L2224/73265H01L2224/48091H01L2924/00014
    • Light emitting devices and methods are disclosed that provide improved light output. The devices have an LED mounted to a substrate, board or submount characterized by improved reflectivity, which reduces the absorption of LED light. This increases the amount of light that can emit from the LED device. The LED devices also exhibit improved emission characteristics by having a reflective coating on the submount that is substantially non-yellowing. One embodiment of a light emitting device according to the present invention comprises a submount having a circuit layer. A reflective coating is included between at least some of the elements of the circuit layer. A light emitting diode mounted to the circuit layer, the reflective coating being reflective to the light emitted by the light emitting diode. In some embodiments, the reflective coating comprises a carrier with scattering particles having a different index of refraction than said carrier material.
    • 公开了提供改进的光输出的发光器件和方法。 这些装置具有安装到基板,板或基座的LED,其特征在于改进的反射率,这降低了LED光的吸收。 这增加了可从LED器件发射的光量。 LED器件还通过在基座上具有基本不变黄的反射涂层来显示出改进的发射特性。 根据本发明的发光器件的一个实施例包括具有电路层的基座。 反射涂层包括在电路层的至少一些元件之间。 安装到电路层的发光二极管,反射涂层对由发光二极管发出的光反射。 在一些实施例中,反射涂层包括具有与所述载体材料不同的折射率的散射颗粒的载体。