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.
介绍了用于数字蜂窝系统的一些主要语音编码标准。
An introduction is given to some commoanly used speech coding standards in digital cellular systems.
在正确选择编码方式后，波特率设置为大于数字信号传输速率，可保证语音通信质量。
When the right coding mode is chosen, baud rate should be set more than digital signals transmission velocity, and the speech communication quality can be guaranteed.
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.
本文利用新一代可编制逻辑器件在数字信号处理领域的优势，对语音信号低码率编码的FPGA实现进行了深入研究。
Use the predominance of new programmable logic chip on digital signal domain lucubrate on the implement with FPGA of speech signal low bit rate coding.
语音编码是实现语音数字化传输和存储的基础。
Speech coding is the foundation of digital transmission and storage of speech.
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.
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.
介绍了用89c51单片机等外部设备组成的数字、汉字、语音寻呼全兼容POCSAG编码器的主要功能及设计与实现，并给出了应用实例。
By using SCM 89c51 and peripheral equipment, design and implementation of alphanumeric, Chinese and phonetic all compatible POCSAG encoder is proposed in this paper.
模块能够实现数字语音信号的采集、压缩编码、帧结构分组输出。
Module to achieve digital voice signals in the collection, coding, a frame structure output.
第五章设计了采用G . 729a语音编码标准的数字电话留言系统。
In the fifth chapter, designs a digital leave word telephone adopted G. 729a standard.
语音编码是数字语音通信中的一项重要技术，低码率的语音编码器在解决宽带资源的限制方面发挥着重要的作用。
Speech of coding is a very important technology in digital speech communication and low-bit-rate speech codec plays an important role in resolving limit of bandwidth resource.
数字语音压缩的目的是在保证语音一定质量的前提下尽可能降低其编码比特率，提高有限传输带宽的利用率。
Premised on assurance of speech quality, digital speech coding can reduce rate of bits, for the purpose of increasing use of finite bandwidth.
语音数字化以后，码率大幅度上升，给系统的数据传输造成了很大的压力，因此进行语音压缩编码是非常必要的。
However, the digital speech needs much higher code rate than analogue signals resulting in high pressure on data transmission.
本论文的工作分为两大部分：数字语音压缩编码和活动图像压缩编码。
The paper falls into two main parts : digital speech compress coding and moving picture compress coding .
本建议提出评估低速率数字语音(或更普遍地说数字源)编码器对于非话音信号的性能的方法。
In this Recommendation, an evaluation methodology is presented for the characterization of low-rate digital speech (or more generally source) coder performance with non-voice signals.
本建议提出评估低速率数字语音(或更普遍地说数字源)编码器对于非话音信号的性能的方法。
In this Recommendation, an evaluation methodology is presented for the characterization of low-rate digital speech (or more generally source) coder performance with non-voice signals.
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