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    • 1. 发明申请
    • QUASI-VERTICAL LIGHT EMITTING DIODE
    • 准垂直发光二极管
    • WO2010111834A1
    • 2010-10-07
    • PCT/CN2009/071129
    • 2009-04-01
    • HONG KONG APPLIED SCIENCE AND TECHNOLOGY RESEARCH INSTITUTE CO. LTDLIN, LiminCHU, Hung-ShenCHAN, Ka Wah
    • LIN, LiminCHU, Hung-ShenCHAN, Ka Wah
    • H01L33/00
    • H01L33/385H01L33/62H01L2224/24H01L2933/0016
    • A quasi-vertical light emitting device is provided. The quasi-vertical light emitting diode includes a sapphire substrate (110); a plurality of semiconductor layers grown on the sapphire substrate (110), the plurality of semiconductor layers including an n-GaN layer (112), an active layer (114), and a p-GaN layer (116); a plurality of holes etched in the plurality of semiconductor layers, each of the plurality of holes (120) etched to the sapphire substrate (110), and a plurality of sapphire holes (700) in the sapphire substrate, each of the plurality of holes (120) aligned with one of the plurality of sapphire holes (700) to form hole walls, the hole walls and bottom deposited with an n-metal (1300) and each of the plurality of holes (120) filled with another metal to form a n-electrode contact; an n-mesa in the active layer (114) and the p-GaN layer (116), the n-mesa deposited with an n-metal (1300) and a passivation layer (1900) grown over the n-metal (1300); and a p-metal (1000) layer deposited on the p-GaN layer (116), and a p-electrode (2200) bonded to the p-metal (1000).
    • 提供准垂直发光装置。 准垂直发光二极管包括蓝宝石衬底(110); 在所述蓝宝石衬底(110)上生长的多个半导体层,所述多个半导体层包括n-GaN层(112),有源层(114)和p-GaN层(116)。 蚀刻在多个半导体层中的多个孔,蚀刻到蓝宝石衬底(110)的多个孔(120)中的每一个以及蓝宝石衬底中的多个蓝宝石孔(700),所述多个孔中的每一个 (120)与所述多个蓝宝石孔(700)中的一个对准以形成孔壁,所述孔壁和底部沉积有n金属(1300),并且所述多个孔(120)中的每一个填充有另一种金属以形成 n电极接触; 在有源层(114)和p-GaN层(116)中的n台面,沉积有在n金属(1300)上生长的n金属(1300)和钝化层(1900)的n台面, ; 和沉积在p-GaN层(116)上的p金属(1000)层以及与p-金属(1000)结合的p电极(2200)。
    • 6. 发明申请
    • AUTO WHITE BALANCING BY MODIFIED GREY WORLD AND GEOMETRIC DISTORTION MEASUREMENT
    • 通过改性灰色自动白平衡世界和几何失真测量
    • WO2008145029A1
    • 2008-12-04
    • PCT/CN2008/070331
    • 2008-02-20
    • HONG KONG APPLIED SCIENCE AND TECHNOLOGY RESEARCH INSTITUTE CO. LTD.WONG, Hon WahLEE, Kar Kin, Edwin
    • WONG, Hon WahLEE, Kar Kin, Edwin
    • G06T5/00
    • H04N1/4074
    • A method, apparatus and computer program product for correcting white balance in a digital image are described. The method comprises determining a number of grey blocks in the digital image (slO2), each block comprising a subset of pixels of the image, and if the number of grey blocks is less than a predetermined value, scaling one or more colour channels of the digital image using a first gain value to generate a first intermediate image (s201A) and scaling one or more colour channels of the digital image using a second gain value to generate a second intermediate image (s201B). A number of grey blocks in each of the first and second intermediate images (s202A, s202B) is determined and the gain value resulting in the intermediate image having a greater number of grey blocks is set as the reference gain value (s203). A grey world process is performed on the intermediate image having a greater number of grey blocks (s205). Also described are a method, apparatus and computer program product for computing gain values for correcting a white balance of a digital image. The method comprises receiving an image divided into a number of blocks, removing the three most frequently occurring colours from the image (s204), and scaling one or more colour channels of the image by respective reference gain values derived by a grey world process performed on the image.
    • 描述了用于校正数字图像中的白平衡的方法,装置和计算机程序产品。 该方法包括确定数字图像中的灰色块数(slO 2),每个块包括图像的像素的子集,如果灰色块的数量小于预定值,则缩放一个或多个颜色通道 使用第一增益值的数字图像生成第一中间图像(s201A),并且使用第二增益值缩放数字图像的一个或多个颜色通道以生成第二中间图像(s201B)。 确定第一和第二中间图像(s202A,s202B)中的每一个中的多个灰色块,并将导致具有更多数量的灰色块的中间图像的增益值设置为参考增益值(s203)。 对具有更多数量的灰色块的中间图像执行灰色世界处理(s205)。 还描述了一种用于计算用于校正数字图像的白平衡的增益值的方法,装置和计算机程序产品。 该方法包括接收被划分成多个块的图像,从图像中去除最常出现的三种颜色(s204),以及通过由灰色世界进程导出的各个参考增益值来缩放图像的一个或多个颜色通道, 图片。
    • 10. 发明申请
    • METHOD OF STORING MEDIA DATA DELIVERED THROUGH A NETWORK
    • 存储通过网络传送的媒体数据的方法
    • WO2008113241A1
    • 2008-09-25
    • PCT/CN2007/071177
    • 2007-12-05
    • HONG KONG APPLIED SCIENCE AND TECHNOLOGY RESEARCH INSTITUTE CO. LTD.LAM, Tak WingLEE, Ka-YukNG, Chun-Yin
    • LAM, Tak WingLEE, Ka-YukNG, Chun-Yin
    • H04L12/54
    • H04L65/601
    • There are various methods to stream media data, particularly video data, through a network for playing on a client workstation, for example, WMV TM , Real TM Video, and so on, if multiple formats are Involved, it is difficult to store the media data, and streaming the stored data whenever required Further, existing devices are not able to record digital AV content from IP network, DVB, or AV encoder The current invention provides a method of storing media data delivered to a client, for example via the internet The media data can be encoded more than one format. The format of the media data is first identified when the media data is received by the client, and then analyzed to extract unit attributes from the media data. The unit attributes are stored in a media attribute tile. The media data is then stored to a media storage file according to the sequence of the media data sent to the client The media data stored by the methods of this invention can then he played by a player software.
    • 存在通过用于在客户端工作站上播放的网络流媒体数据,特别是视频数据的各种方法,例如,WMV TM, TM视频等 如果涉及多种格式,则难以存储媒体数据,并且在需要时流传存储的数据。此外,现有设备不能从IP网络,DVB或AV编码器记录数字AV内容本发明提供了一种方法 存储传送到客户端的媒体数据,例如通过互联网媒体数据可以被编码多于一种格式。 当媒体数据被客户接收时,首先识别媒体数据的格式,然后进行分析,从媒体数据中提取单位属性。 单位属性存储在媒体属性图块中。 然后根据发送到客户端的媒体数据的顺序将媒体数据存储到媒体存储文件。然后,可以通过播放器软件播放由本发明的方法存储的媒体数据。