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SYSTEM AND APPARATUS FOR OBJECTIVE EVALUATION OF IMAGE QUALITY OF DIGITAL IMAGE MEDIA

机译:数字图像媒体图像质量客观评价系统及装置

摘要

Provided is a video quality assessment system for digital TV. The video quality assessment system includes a video quality test signal insertion device which inserts a test signal for testing video quality into a predetermined area of a transient effect area (TEA) of each frame of a source video and a video quality measurement device which detects the test signal from a predetermined area of the video signal recovered after reception and outputs the test signal. Preferably, an insertion position of the test signal is one line or two or more lines of the TEA area which are located in a lower end portion of the video, and the test signal is configured with multi-bursts including a large number of frequencies which are in a range of DC to ½ of a sampling frequency.
机译:提供了一种用于数字电视的视频质量评估系统。该视频质量评估系统包括:视频质量测试信号插入设备,该视频质量测试信号插入设备将用于测试视频质量的测试信号插入到源视频的每一帧的瞬态效果区域(TEA)的预定区域中;以及视频质量测量设备,其检测所述视频信号的质量。来自接收后恢复的视频信号的预定区域的测试信号并输出​​测试信号。优选地,测试信号的插入位置是位于视频的下端部分中的TEA区域的一行或两行或更多行,并且测试信号配置有包括大量频率的多脉冲串,在DC到采样频率的½范围内。

著录项

  • 公开/公告号US2015304654A1

    专利类型

  • 公开/公告日2015-10-22

    原文格式PDF

  • 申请/专利权人 CHAN HO HAN;

    申请/专利号US201214380961

  • 发明设计人 CHAN HO HAN;

    申请日2012-02-28

  • 分类号H04N17/00;

  • 国家 US

  • 入库时间 2022-08-21 15:26:49

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