利用19.39MHz的带宽传输多路节目的想法建立在数字压缩技术的基础上。
The idea of sending multiple programs within the 19.39-Mbps stream is unique to digital TV and is made possible by the digital compression system being used.
在一个工程师团队致力于开发最好的无线数据服务时，另一队人却正在研究光纤通讯中的数字压缩技术。
One team of engineers can concentrate on developing the best possible wireless data service, while another can learn how to squeeze more and more bits through fiber optic cable.
该设计采用了场强抽样测量和DSP语音数字压缩技术，建立了完善的硬件实现和网络通信协议框架。
Field intensity measuring, DSP numeralization and speech compression technology have been applied into the system design. Hardware implementation and communication protocol frame were established.
利用静态图像的压缩编码技术，将彩色数字水印编码为一系列二值id数字，以实现水印的嵌入。
By still image compression coding technique, the color digital watermark is encoded into a series of binary ID Numbers for watermarking.
数据压缩技术是数字电视的核心技术。
Digital compression techniques is the core technology of digital television.
数字视频压缩是多媒体应用中的关键技术。
Digital video compression is a key technology in most multimedia applications.
阐述了多媒体应用中的关键技术——数字图像压缩技术，及有关压缩的国际标准和芯片。
The digital image compression technology, the key technology in the multimedia applications, the international standards and chips about compression are illustrated in this paper.
文中就数字压缩算法、工程实现中的技术要点和难点做了详细介绍。
Particularly describe digital compressed algorithm? Technology essential and nodus in the project realization.
数字脉冲压缩技术可靠性高，灵活性好，可编程，在现代雷达中广泛应用。
The digital pulse compression technology is of high reliability, good flexibility and programmability, so that it is widely used in modern radar.
正交变换技术已在数字信号的各个领域中得到了多方面的应用，尤其在数据压缩压缩领域。
Quartered transform technique has been applied in many fields of digital signal especially in the field of data compression.
数字脉冲压缩技术的优点已被普遍承认，制约其应用的一个主要问题是运算量大、设备复杂、成本高。
The excellent performance of digital pulse compression have been well known, the main problems for its application are a large quantity of operation, complex circuits and high cost.
同时，利用中频数字直接产生技术辅以倍频链还可实现宽带、超宽带雷达脉冲压缩信号的产生。
Meanwhile, this technology cooperating double frequency chain can also generate wide band and ultra-wide band radar pulse compression signals.
而传统的JPEG等压缩技术无法满足数字电影的要求。
And the traditional, such as JPEG compression technology can not meet the requirements of digital movies.
数据压缩编码与解压解码技术是目前广泛应用的数字通信系统中的关键技术之一。
Data compressed encoding and uncompressed decoding is one of the key technologies applied widely in digital communication system at present.
高清晰度数字电视(HDTV)技术是当前最先进的图象压缩编码技术和数字通信技术的结合。
HDTV (High Definition Television) technology integrates the most advanced image compressed encoding technology and the digital communication technology.
本论文主要研究了基于变换域上的两个图像处理技术，即数字水印技术和图像压缩技术。
In the dissertation, we study two technologies of image processing based on frequency domain. The one is on digital watermarking, the other is on image compressing.
图象质量评价技术在图象隐藏、数字水印、图象通信、图象压缩等领域有重要的应用。
The quality assessment of images techniques has important applications in image hiding , watermark, image communication and image compression.
数字图像压缩技术和数字图像加密技术应运而生，并且被广泛应用到多媒体、通讯、医学等等各个领域。
So the digital image compression technology and the digital image encryption technology have been born and applied in many field, such as multimedia, communication, medicine and so on.
图像数据压缩是数字图像处理技术所研究的主要内容，它在图像存储和图像传输方面有着非常重要的地位。
Image compression is the main content of digital image processing technology, and it is vital to image storage and transmission.
讨论了合成孔径雷达(SAR)距离向数字脉冲压缩的原理和实时实现技术。
We discuss the theory and real time realization of the digital pulse compression of the synthetic aperture radar (SAR).
近年来，电子器件和设备的处理能力和处理速度大幅提高，使得数字图像压缩技术不断进步，应用广泛。
In recent years, processing capacity and speed of electronics device is increased more and more. It makes the digital image technique progress constantly and it is applied widely.
图像压缩是数字图像处理中最重要的关键技术之一，传统的图像压缩方法有预测编码、变换编码和矢量量化等。
Image compression is one of the most important key techniques in image processing. Traditional compression methods include prediction coding, transform coding and vector quantization (VQ).
解决这一问题的关键是采用一种有效的数字语音编码压缩技术。
The key for these problems is to used quit good and efficient voice coding algorithm.
该装置采用了自动基线调整，自动增益设置，数字滤波，数据压缩等技术，可进行长时间动态记录。
Automatic adjustment of datum line, Automatic gain control, digital filter and data compression are adopted in it, and it can make long-term dynamic record.
随着信息数字化带来的数据量的急剧增加，数据压缩特别是视频信息编解码技术显得越来越重要。
With huge data included in the digitized information, the development of the data compression techniques, especially the video coding and decoding technology, becames important.
文本数据是数字图书馆中常见的一种信息资源，对文本数据的压缩主要采用无损压缩技术。
Text is a kind of very common resource in digital library, and lossless techniques play an important role in compressing text.
由于数字图像具有数据量大的特点，出于对图像存储成本和图像通信的考虑，良好的图像压缩技术要能够实现高压缩率和高保真率。
The digital image has huge data information, so the algorithm which has high compression ratio and high fidelity rate is urgently needed, taking account of storage cost and communication.
数字图像的压缩编码技术已经成为过去十几年来的重要研究课题。
Technologies for digital image compression have been the subject of much study over the past decade.
本文的MPEG-4视频数字水印主要是针对未压缩域水印技术进行研究的，而对压缩域的水印技术没有涉及。
The MPEG-4 digital watermarking mentioned here is only for uncompressed. But those for compressed are not concerned in this thesis.
介绍了基于人耳心理声学模型的数字音频压缩技术的杜比数字音频AC - 3。
Dolby digital audio AC-3 is introduced as a digital audio compressing technology based on human ear psychoacoustics models.
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