A digital signature verifies that no changes have been made to the file.

To confirm the integrity, the digital signature is decrypted by sender's key, obtaining the message digest.

为确保数据的完整性, 数字签名被用发送者的公钥解密, 从而得到信息消化元.

DTS digital signature institutions.

DTS机构的数字签名.

After discussed the problem of QKD, we focus on Quantum Digital Signature.

在对量子密钥分配进行讨论之后, 本文研究了量子数字签名的问题.

The digital signature on this message is Invalid or Untrusted.

该邮件上的数字签名为“无效”和“不可信任”.

The realization result indicates that the digital signature algorithm P _ ECDSA is effective.

实现结果表明数字签名算法P_ECDSA是有效的.

One or more errors occurred while the digital signature was being validated.

验证签名时出现一个或多个错误.

A digital signature is a data digest encrypted with the private key of the signer.

数字签名是用签名人的私钥加密的数据摘要.

Specifies the digital signature used to authenticate the message.

指定用来对消息进行身份验证的数字签名.

The quality of sound from a digital tape is truly excellent.

从数字音带中传出的声音质量确实很不错.

Inregardtohigh definition digital television, Chinese enterprises and research institutes have got great achievements.

在高清晰度数字电视方面, 我国企业和科研院所成果丰硕.

Digital services will be widely provided through digital television broadcast system.

数字业务将广泛地渗透到数字电视广播系统中.

STB ( Set Top Box ) is a good transitional implementation before digital television replaces analog television completely.

数字电视机顶盒是模拟电视机向数字电视机过渡的最佳解决方案.

Satellite and cable digital television broadcasting which are used widely usually adopt single carrier modulation scheme.

卫星和有线数字电视广播一般采用单载波的调制方式.

With the rapid development of information technology, digital television services have been started.

随着信息技术的飞速发展, 广播电视的数字化在中国已经启动.

For example, a digital television program might have a video stream and two audio streams.

例如, 一个数字式目也许有流和二条音频小河.

With the mature of digital television technology, interactive television becomes developing direction of digital television.

随着数字电视技术的日趋成熟, 交互式电视已经成为数字电视的发展方向.

Mobile digital television to promote a domestic three main private operators.

移动数字电视的推广以国内三家民营运营商为主.

DVB _ C, the standard of digital television cable transmission, has been accepted by most countries.

数字电视有线传输标准DVB_C已经被大多数国家接受.

The compression technology of frequency breadth controls, to a certain degree, the development of digital television.

从某种程度上讲, 频带压缩技术对数字电视的发展起着制约性的作用.

Digital TeleVision ( DTV ) broadcasting is realized by satellite, cable and terrestrial wireless.

数字电视广播主要通过卫星 、 有线、地面无线等几种方式实现.