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    • 5. 发明申请
    • HIGH PICTURE QUALITY VIDEO STREAMING SERVICE METHOD AND SYSTEM
    • 高图像质量视频流服务方法与系统
    • US20140297885A1
    • 2014-10-02
    • US14113445
    • 2012-04-27
    • Tae Meon Bae
    • Tae Meon Bae
    • H04L29/06
    • H04L65/607H04L65/604H04N19/172H04N19/177H04N21/23439H04N21/4622
    • The present invention relates to a high picture quality video streaming service method and system. The high picture quality video streaming service system according to the present invention includes: a content server for generating a first encoding video by encoding an original video with at a constant bit rate, generating a second encoding video by encoding the original video by using 1/N of the length of a first encoding video Group Of Pictures (GOP) and 1/N of a frame rate with constant Quantization Parameters, generating a streaming video by using the first encoding video and the second encoding video, and downloading the first encoding video and transmitting the streaming video in real time; and a user terminal for downloading and playing the first encoding video, or generating and playing a video for playback by recombining frames of the first encoding video and frames of the streaming video.
    • 本发明涉及高画质视频流服务方法和系统。 根据本发明的高图像质量视频流服务系统包括:内容服务器,用于通过以恒定比特率编码原始视频来生成第一编码视频,通过使用1 / 第一编码视频图像组(GOP)的长度N和具有恒定量化参数的帧速率的1 / N,通过使用第一编码视频和第二编码视频产生流视频,并且下载第一编码视频 并实时传输流式视频; 以及用于下载和播放第一编码视频的用户终端,或者通过重组第一编码视频的帧和流视频的帧来生成和播放用于回放的视频。
    • 8. 发明申请
    • Apparatus and Method for Motion Estimation-Based Image Encoding/Decoding
    • 基于运动估计的图像编码/解码装置和方法
    • US20110216826A1
    • 2011-09-08
    • US12998412
    • 2009-09-11
    • Tae Meon Bae
    • Tae Meon Bae
    • H04N7/26H04N7/50
    • H04N19/122H04N19/156H04N19/164H04N19/44
    • The present invention relates to an apparatus and to a method for motion estimation-based encoding/decoding, which estimate a motion and perform an encoding operation based on a photo core transform and a photo overlap transform in a motion picture encoding process, and perform a motion compensation and a decoding operation in a motion picture decoding process, thereby removing the temporal and spatial redundancy of the motion picture. The video processing system according to the present invention comprises: a video encoding apparatus which transforms the received video based on a motion estimation through a photo core transform and a photo overlap transform, encodes the video by a variable length coding technique, and outputs a bit stream; and a video decoding apparatus which performs a motion compensation and a decoding operation on the bit stream received from the video encoding apparatus. The present invention enables a video reproduction or compression through a video codec of a low complexity even in a low performance mobile device, and prolongs the useful life of a battery.
    • 本发明涉及一种用于基于运动估计的编码/解码的装置和方法,其基于运动图像编码处理中的照片核心变换和照片重叠变换来估计运动并执行编码操作,并且执行 运动补偿和运动图像解码处理中的解码操作,从而消除运动图像的时间和空间冗余。 根据本发明的视频处理系统包括:视频编码装置,其通过光核心变换和光重叠变换基于运动估计来转换接收到的视频,通过可变长度编码技术对视频进行编码,并输出一位 流; 以及对从视频编码装置接收的比特流执行运动补偿和解码操作的视频解码装置。 本发明能够通过即使在低性能移动设备中的低复杂度的视频编解码器进行视频再现或压缩,并且延长了电池的使用寿命。
    • 9. 发明申请
    • MEDIA TRANSMISSION SYSTEM AND METHOD
    • 媒体传输系统和方法
    • US20110153858A1
    • 2011-06-23
    • US12737959
    • 2009-06-15
    • Tae Meon BaeKyung Min Kim
    • Tae Meon BaeKyung Min Kim
    • G06F15/16
    • H04N7/17318H04N21/2387H04N21/6587H04N21/8455
    • A media transmission system and method having a server for selecting a video frame having an image number nearest to play position information and a high compression ratio, and for transmitting the video frame to a user terminal when the user terminal transmits desired play position information to the server while media data streaming is being performed from the server to the user terminal, thereby moving to the scene desired by a user and playing the scene in a simple manner with the media transmission system comprising a user terminal for receiving, from a user, desired position information for the media data being streamed and played, receiving the video stream matched to the position information for playing the video stream; and a media server for searching for the video stream having a high compression ratio among the video streams nearest to the position information, and streaming the searched video stream to the user terminal when the position information is received from the user terminal after streaming media data to the user terminal.
    • 一种媒体传输系统和方法,具有用于选择具有最接近播放位置信息和高压缩比的图像编号的视频帧的服务器,并且用于当用户终端向所述用户终端发送所需播放位置信息时将所述视频帧发送到用户终端 服务器,同时从服务器向用户终端执行媒体数据流传输,从而移动到用户期望的场景并以简单的方式播放场景,媒体传输系统包括用户终端,用户从用户端接收期望的 接收与用于播放视频流的位置信息相匹配的视频流; 以及媒体服务器,用于搜索最靠近位置信息的视频流中具有高压缩比的视频流,并且在将媒体数据流传送到用户终端之后,将搜索到的视频流流式传输到用户终端 用户终端。
    • 10. 发明申请
    • SYSTEM FOR MEASURING THE TRANSMISSION BANDWIDTH FOR MULTIMEDIA STREAMING AND METHOD FOR SAME
    • 用于测量多媒体流的传输带宽的系统及其方法
    • US20110149763A1
    • 2011-06-23
    • US12737918
    • 2009-06-15
    • Tae Meon Bae
    • Tae Meon Bae
    • H04L12/26H04L12/56
    • H04L1/0018H04L1/0002H04L1/0026H04L43/0894H04L65/80
    • A method and system for measuring a transmission bandwidth which includes: a server for transmitting packets of multimedia data to a receiving apparatus, receiving a time stamp from the receiving apparatus, calculating a transmission bandwidth in real time from the received time stamp, and streaming the multimedia data to the receiving apparatus in accordance with the calculated transmission bandwidth; with the receiving apparatus receiving packets of the multimedia data from the server, recording received time stamp for each of received packets, and transmitting the received time stamp to the server by a predetermined cycle. According to the present invention, transmission bandwidth is measured using data actually transmitted and that streaming of media is suited to a transmission bandwidth to meet QoS (Quality of Service) requirements.
    • 一种用于测量传输带宽的方法和系统,包括:服务器,用于向接收设备发送多媒体数据分组,从接收设备接收时间戳,从接收到的时间戳中实时计算传输带宽,并将 根据计算出的传输带宽向接收装置发送多媒体数据; 接收装置从服务器接收多媒体数据的分组,记录每个接收的分组的接收的时间戳,并以预定的周期将接收到的时间戳发送到服务器。 根据本发明,使用实际发送的数据来测量传输带宽,并且媒体流适合于传输带宽以满足QoS(服务质量)要求。