在语音信号数字处理过程中，语音编码技术是至关重要的。
In the digital processing of speech signals, speech coding technique is most important.
随着通信技术的飞速发展，语音编码技术也逐渐从窄带过渡到宽带。
With the rapid development of communication technique, the speech coding is gradually updating from narrow band to wideband.
宽带语音编码技术虽然提高了语音质量，但是也提高了对通信系统的要求。
While wideband speech coding technology improves the speech intelligibility and naturalness, telecommunication systems have to be modified.
介绍了语音编码技术的原理和分类，对几种常用语音编码算法进行了性能分析和比较。
This paper introduces briefly the principle and classification of the speech coding technology, and makes analysis on and comparison with the performance of several common speech coding algorithms.
信道带宽是非常有限和宝贵的资源，而低码率语音编码技术是节省带宽的重要方法之一。
Moreover, the bandwidth is a very limited and precious resource. And the low code rate speech codes is one of the important methods to be economical bandwidth.
由于语音通信领域对高质量语音需求日益增加，语音编码技术也在近年来得到了飞速发展。
With the continuously increasing of the demand of high quality of speech in telecommunication field, the technology of speech coding has been rapidly developed recently.
本文首先对DMR协议进行了分析和研究，尤其是对其空中接口和语音编码技术进行了详细探讨。
Firstly, this paper carries out analysis and research on the DMR protocol, especially its air interface and voice coding techniques.
其实，把视频里的音轨用语音识别转化成文字索引并时间编码的技术已经有了。
The technology for converting the audio tracks of video via speech recognition to plain text indexed to time-code has been around for a while.
诺基亚的10项专利包括无线数据、语音编码、安全和加密，以及“所有出货的苹果iPhone机型中的技术。自2007年推出iPhone以来，所有的苹果iPhone机型都侵犯了诺基亚的专利”。
The 10 patents cover wireless data, speech coding, security and encryption and are "infringed by all Apple iPhone models shipped since the iPhone was introduced in 2007."
注释。在某些标准技术不能很好处理的情况下，为了改善语音合成器的质量，在未来的HTML版本中可能会引入一个用于编码语素及韵律信息的属性。
Note. To improve the quality of speech synthesis for cases handled poorly by standard techniques, future versions of HTML may include an attribute for encoding phonemic and prosodic information.
本文介绍了G . 723.1语音编码器的概念，分析了它的技术和特点。
This paper introduces concept of G. 723.1 speech coder and analyses its technology and feature.
语音信号的处理技术有几大分支——语音识别、语音合成、语音编码等。
The voice signal processing technique has some branches - voice Recognition, voice Compound, voice Coding, and so on.
本文论述了一种基于软件无线电的甚低频低码率语音数字岩层通信机，它采用了QPSK调制和FEC信道编码技术。
This paper deals with a digital speech communicator of very low frequency and low bit digital communication based on software ratio, which USES the technique of QPSK and FEC coding.
MPEG2是目前应用最广泛的一种编码技术，主要用于语音，图像数据传输。
At present, MPEG2 has become the most prevalent coding technique, which is mainly used for the transmission of speech data and viewdata.
在语音信号处理中，作为预处理前端的语音分段技术对于语音增强、编码和识别都有极其重要的作用。
In speech signal processing, the techniques of speech segmentation as front end of preprocessing are of great importance to speech enhancement, coding and recognition.
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.
以时域基音同步叠加（PSOLA）技术和一个全汉语单音节库为合成单元进行汉语语音波形编码合成。
Chinese speech waveform coding synthesis is based on the time domain pitch synchronous overlap add(PSOLA)method and a Chinese syllable dictionary.
在多带激励低速率语音编码研究中，本文依据动态规划技术原理，提出了一种有效而实用的前后各看一帧的双向基音跟踪平滑算法。
In the study of MBE speech coding, a new efficient practical look-back and look-ahead pitch tracking smoothing algorithm is presented based on the dynamic programming approach.
讨论了在语音编码中，应用神经网络技术进行矢量量化的算法。
The application of neural network vector quantization in speech encoding is discussed.
本文主要对语音编码中矢量量化码字搜索算法、语音增强、语音激活检测技术进行研究并进行了改进。
This paper mainly focuses on the research and improvement of the fast code word search algorithm, speech enhancement and voice activity detector key technologies.
语音业务一直是移动通信中的主要业务之一，其中最关键的技术就是语音信号的编码与解码。
One of main services in mobile communication is speech and the key technology is the coding and decoding of speech signal.
正弦波模型已被证明是一种行之有效的语音信号编码技术。
Sinusoid modeling has proven to be an efficient technique in speech coding.
此外，一些典型情况的嘶哑语音信号被数字信号处理方法分析，这些方法包括FFT、LPC、倒谱技术、伪彩色编码等。
Moreover, hoarse speech signals of some typical cases are analyzed by the methods of digital signal processing, including FFT, LPC, Cepstrum.
讨论了一个用于语音编码的频域技术，用以在浊音语音共振峰模型方面改善低阶数线性预测(LP)的性能。
A frequency domain technique is presented to be used in speech coding to improve the performance of low order linear prediction (LP) in modeling of formants of voiced speech.
在移动通信系统中采用变速率语音压缩编码，可以最大限度地发挥系统的效能，而变速率语音编码的核心技术就是自适应技术。
The mobile communication system can furthest fulfill its function if variable rate speech coding is adopted, and the very core of this coding is the adaptive technology.
现代语音编解码技术中，除了单纯的编码解码之外，针对传输媒质、环境等问题，又涌出了一系列与之相关的技术。
Except simple coding in modern speech coding technology, there is a serial of technology to solve transmitting medium and surrounding problems.
本文提出了一种基于量化编码技术的语音隐藏算法。
This paper present a novel kind of voice hiding algorithm based on quantization coding.
在对加密算法实现过程进行可行性研究和分析的基础上，阐述了应用adpcm编码调制技术和UDP协议进行网络环境下实时多点语音通信的方法。
Based on the feasibility study and the analysis to the encryption algorithm, the paper presents a method of the real-time multi-point voice communication in network, which USES ADPCM and UDP.
在对加密算法实现过程进行可行性研究和分析的基础上，阐述了应用adpcm编码调制技术和UDP协议进行网络环境下实时多点语音通信的方法。
Based on the feasibility study and the analysis to the encryption algorithm, the paper presents a method of the real-time multi-point voice communication in network, which USES ADPCM and UDP.
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