luminance signal
英 [ˈluːmɪnəns ˈsɪɡnəl]
美 [ˈluːmɪnəns ˈsɪɡnəl]
亮度信号
双语例句
- The luminance signal in color video.
彩色电视中的亮度信号。参阅YIQ，YUV。 - Waveform distortion of the luminance signal
亮度信号的波形失真 - In video jargon, the brightness is called the luminance signal, while the color is the chrominance signal.
在电视的专门术语中，光亮叫做亮度信号，当颜色成为电视信号的时候。 - Further, the second luminance signal is added to each of the amplified difference signals to produce output color signals.
而且，将该第二亮度信号添加至每个放大的色差信号以生成输出彩色信号。 - The second luminance signal includes second weights different from the predetermined weights.
该第二亮度信号包含与预定加权不同的第二加权。 - The second luminance signal is subtracted from each of the color signals to produce second color difference signals.
从每个彩色信号中减去该第二亮度信号以生成第二色差信号。 - In television, a short duration variation in the luminance following a step change in the video signal.
电视技术中，电视信号在出现一个阶跃变化后引起亮度的短时间闪烁。 - A second luminance signal is formed from the color signals.
第二亮度信号从彩色信号中形成。 - In this thesis, luminance and chrominance separation algorithms were also analyzed and studied. Three lines adaptive comb filter was utilized to separate luminance signal and chrominance signal.
研究了亮色分离的各种算法，采用3行自适应梳状滤波的方法实现了亮度信号和色度信号的分离。 - To help recover a tampered image, a luminance signal and chrominance signal were embedded in surplus chrominance space.
用多余的色度空间嵌入亮度信号和色度信号，用于恢复被篡改的图像内容。 - In addition, the luminance signal in images of the input PAL digital video was filtered.
对输入图像的亮度信号进行滤波，实现快速的自动聚焦算法。 - In time-division multiplex analog video signal system, the chrominance signal may be compressed along the time axis with the modulated clock pulse by the luminance signal so that the frequencies of time-compressed signal become homogeneous.
在时分多路复用（TDM）的信号系统中，用调制的取样脉冲沿时间轴压缩色度信号的同时，可使色度信号的频率匀化，从而克服信号的时间压缩与频带扩展的矛盾。 - According the standards ( PAL/ NTSC) and the requirement of use, the digital filter for luminance and chroma signal need change several groups of coefficient.
更针对不同制式（PAL/NTSC）和不同使用要求，数字滤波器需要实现多组系数可配。 - On the basis of Spectral performance of PAL signal, the separation of luminance signal using the comb filter composed of 2 H delay line is discussed. The block-diagram of experimental circuit is given. The effects of error is analysed.
本文基于PAL信号的频谱特点，分析了由2H延迟线组成的梳状滤波器分离亮度信号的原理，给出了实验电路框图，并简要叙述了误差带来的影响。 - Applying the theory of multi dimensional digital signal processing, this paper analyses the 2-dimensional interleaving structure of luminance and chrominance spectrum for the PAL signal.
运用多维数字信号处理理论，分析了PAL信号亮度和色度频谱的二维交错结构。 - Having expounded the development of Digital Television, the two dimension frequency spectrum to luminance signal and chrominance has taked the detailed analysis.
阐述了数字电视的发展概况，对亮度信号和色度信号的二维频谱进行了较为详细的分析。 - On basis of discrete wavelet transform ( DWT), a simple watermarking algorithm of color image for self-embedding an image into itself is proposed. A watermark in the luminance signal was embedded by means of mean-quantization, achieving tamper detection and location.
利用小波变换提出一种计算简单的彩色图像水印算法，将一个图像的主要内容嵌入该图像自身之中，用均值量化的方法在亮度信号中嵌入水印，实现篡改检测和定位篡改区域； - In the process of chroma resampling module design, we focused on solving the luminance and chrominance signals output signal synchronization problem. To save on testing cost, the Design for Test was used in this module, and this is also one innovation in the subject.
在色度重采样模块的设计过程中，重点解决了亮度信号和色度信号输出同步的问题；为了节省生产测试成本，在该模块中加入了可测性设计，这个也是本课题的创新点之一。