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    • 71. 发明申请
    • Device for filtering out null packet for MPEG-2 transmission
    • 用于过滤出用于MPEG-2传输的空分组的装置
    • US20050047341A1
    • 2005-03-03
    • US10771942
    • 2004-02-04
    • Yong-Deok KimJun-Ho KohChan-Yul KimYun-Je Oh
    • Yong-Deok KimJun-Ho KohChan-Yul KimYun-Je Oh
    • H04N7/12H04L12/28
    • H04N21/23611
    • Disclosed is a device for filtering out a null packet in a data stream for example an MPEG-2 TS (Transport Stream) to avoid bandwidth waste when it is transmitted to a backbone network. The device includes a plurality of receiving interfaces, a filter unit, and a controller. The receiving interfaces receive parallel data, such as DVB-ASI (Digital Video Broadcasting-Asynchronous Serial Interface) inputs as channel-by-channel MPEG-2 data. The filter unit counts the respective numbers of data packets and non-data packets of the data input from the receiving interfaces and filters a null packet in the data. A network transmission unit transmits the filtered data to a backbone network. The controller calculates a bit rate based on both of the count numbers received from the filter unit.
    • 公开了一种用于过滤出例如MPEG-2TS(传输流)的数据流中的零分组的装置,以避免在传输到骨干网络时的带宽浪费。 该装置包括多个接收接口,滤波器单元和控制器。 接收接口接收并行数据,例如作为逐个通道MPEG-2数据的DVB-ASI(数字视频广播 - 异步串行接口)输入。 滤波器单元对从接收接口输入的数据的数据分组和非数据分组的数量进行计数,并对数据中的零分组进行过滤。 网络传输单元将过滤的数据发送到骨干网络。 控制器基于从滤波器单元接收的两个计数值计算比特率。
    • 76. 发明授权
    • Method and apparatus for adjusting image colors of image projector
    • 用于调整图像投影仪的图像颜色的方法和装置
    • US08605111B2
    • 2013-12-10
    • US11904124
    • 2007-09-26
    • Jae-Won MoonSung-Dae ChoYoung-Min JeongJong-Man KimYun-Je OhYoung-Ho HaChul-Hee LeeChang-Hwan SonIn-Su Jang
    • Jae-Won MoonSung-Dae ChoYoung-Min JeongJong-Man KimYun-Je OhYoung-Ho HaChul-Hee LeeChang-Hwan SonIn-Su Jang
    • G09G5/00G09G5/02G09G5/06
    • G09G5/02G09G5/06H04N9/3182
    • Disclosed is a method for correcting color in a portable image projector in consideration of an effect of a background color when the portable image projector projects images. The method corrects the effect of the background color to be projected, using color constancy technique, and thereby represents high-quality image which can be projected on a white screen. The method includes the steps of determining if a background color exists on a projection screen using a portable camera, converting the size of a mask image in order to connect a spatial position of an original image and an image photographed by a camera, correcting brightness of the mask image in order to correct non-homogeneity of the brightness of the projected image due to the distribution of different brightness values of the background color, and correcting the background color in order to correct color distortion of the image projected in different colors on the background color. The background color correction step includes the sub-steps of initializing chromaticity of the white screen in advance, and correcting chromaticity using a technique of color constancy of human eyesight.
    • 本发明公开了一种当便携式图像投影仪投影图像时考虑到背景颜色的影响来校正便携式图像投影仪中的颜色的方法。 该方法使用颜色常数技术校正要投影的背景颜色的效果,从而表示可投影在白色屏幕上的高质量图像。 该方法包括以下步骤:使用便携式相机确定投影屏幕上是否存在背景颜色,转换掩模图像的尺寸以连接原始图像的空间位置和由相机拍摄的图像,校正亮度 掩模图像,以便校正由于背景颜色的不同亮度值的分布导致的投影图像的亮度的非均匀性,并且校正背景颜色以校正在不同颜色上投影的图像的颜色失真 背景颜色。 背景颜色校正步骤包括预先对白色画面的色度进行初始化的子步骤,以及使用人眼视觉的颜色恒定性技术来校正色度。
    • 80. 发明申请
    • Apparatus and method for photographing panoramic image
    • 用于拍摄全景图像的装置和方法
    • US20080074506A1
    • 2008-03-27
    • US11894337
    • 2007-08-21
    • Sang-Wook OhYun-Je OhSung-Dae Cho
    • Sang-Wook OhYun-Je OhSung-Dae Cho
    • H04N7/00
    • H04N5/232G03B37/04H04N5/23238
    • Disclosed is a panoramic image photographing apparatus including a camera module for photographing an image of subject, an image processing unit for generating preview image data according to an operating mode for panoramic photographing by the camera module, a storage unit for storing data of an image panoramic-photographed from the preview image data, a controller for setting a portion of image data stored in the storage unit as a first guide region, setting a portion of the preview image data as a second guide region, and for calculating a degree of accordance between the first guide region and the second guide region and a display unit for displaying, together with the preview image data, the degree of accordance of the second guide region with the first guide region on one screen.
    • 公开了一种全景图像拍摄装置,包括用于拍摄被摄体的图像的相机模块,用于根据用于由相机模块进行全景拍摄的操作模式产生预览图像数据的图像处理单元,用于存储图像全景的数据的存储单元 从预览图像数据拍摄的图像数据的控制器,用于将存储在存储单元中的图像数据的一部分设置为第一引导区域的控制器,将预览图像数据的一部分设置为第二引导区域,以及用于计算 第一引导区域和第二引导区域以及显示单元,用于在一个屏幕上显示与第一引导区域的第二引导区域的一致度与预览图像数据一起。