The system involves one major technology: Speech Coding.
该系统中涉及到的主要技术是语音编解码技术。
In this paper, a new method for speech coding is proposed.
本文将提出一种新的语声编码方法。
Sinusoid modeling has proven to be an efficient technique in speech coding.
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。
Speech coding is the foundation of digital transmission and storage of speech.
语音编码是实现语音数字化传输和存储的基础。
First, the algorithm is used to design the codebook of the speech coding parameters.
首先，采用改进的模拟退火算法设计语音编码参数矢量量化码本。
In the digital processing of speech signals, speech coding technique is most important.
在语音信号数字处理过程中，语音编码技术是至关重要的。
This paper proposed a pitch quantization method for low bit-rate speech coding systems.
本文提出了一种适用于低速率语音编码系统的基音周期量化算法。
They include patents on wireless data, speech coding, security, and encryption, according to Nokia.
按诺基亚的说法，它们包括无线数据、语音编码、安全和加密方面专利。
A speech coding method called bit expansion subband coding (BESBC) is presented in this paper.
本文提出了一种称为比特扩展子带编码(BESBC)的语音编码方法。
Speech coding can be classified into two broad categories:waveform coding and parameter coding.
语声编码可分为两大类：波形编码和参数编码。
An introduction is given to some commoanly used speech coding standards in digital cellular systems.
介绍了用于数字蜂窝系统的一些主要语音编码标准。
The optimization method proposed in this paper is valuable to the DSP implementation of other speech coding standards.
该优化设计方法对其它语音编解码标准的DSP实现具有较大的参考价值。
Based on the speech research, a completely new waveform speech coding approach is presented called half wave speech coding.
在对语音实验分析的基础上，提出一种语音波形编码的新方法——半波编码。
Experiments show that high quality speech coding systems can be realized by utilizing the characteristics of speech signals.
实验表明，利用语音信号本身特征，达到高压缩比同时具有较高合成语音质量是可能的。
A kind of robust pitch estimation algorithm is presented for parametric speech coding with transparent quality at very low bit rate.
为了实现甚低码率下的透明质量语音编码，提出了一种基音周期估计算法。
The paper investigates the capability of extension of characteristic waveform interpolation (CWI) algorithm to wideband speech coding.
考察了特征波形内插(CWI)算法对于宽带语音编码的扩展能力。
For very low bit rate speech coding algorithms, it is important to quantize these parameters accurately using as few bits as possible.
甚低位率语音编码算法要求使用尽可能少的位率编码语音谱参数。
Except simple coding in modern speech coding technology, there is a serial of technology to solve transmitting medium and surrounding problems.
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。
Firstly, the linear prediction is used in the speech coding, to get the signal parameters and then realize the signal compression and transfer.
有了语音信号的压缩技术，进而将线性预测理论应用于语音分析合成中。
Presented in this paper is a new signal processing method which is based on a nonlinear local prediction model (NLLP) and applied to speech coding.
提出了一种新的基于非线性局部预测模式(NLLP)的信号处理方法，并将其应用于话音编码中。
In the environment of speech coding application, especially in military applications, the vocoders quality in noisy environment needs to be improved.
在语音编码的应用环境中，特别是在军事应用中，强噪声环境下声码器性能的改进是一个亟待解决的问题。
In this paper, a new adaptive delta modulation (ADM) method, hybrid companding delta modulation with algorithm (AHDM), is proposed for speech coding.
本文提出了一种新的自适应增量调制（ADM）话音编码方案——加性混合压扩增量调制（AHDM）。
The speech coding algorithm, the hardware architecture and work flow of the vocoder system, software implementation and code optimization are introduced.
介绍了语音编解码算法原理、声码器系统的硬件结构、工作流程以及软件实现与代码优化。
An error resilience scheme for very low bit rate speech coding was developed for speech communications on narrow band channels with high bit error rates.
为满足在高误码率的窄带信道上进行语音通信的需求，研究了一种适用于甚低速率语音通信的抗误码参数估值算法。
In the research of mixed excitation linear prediction speech coding, a new real-time normalized correlation function pitch detection algorithm is proposed.
在混合激励线性预测低速率语音编码研究中，提出了一种新的归一化自相关函数实时基音检测算法。
This paper analyzes the limitation of fixed gain quantization in G. 728 speech coding algorithm and proposes an adaptive quantization scheme with exact gain.
本文分析了G . 728语音编码算法增益固定量化的缺陷，设计了精确表示增益的自适应量化方案。
Using presently successfully CELP speech coding method to compress the synthetic unit, under the ratio of 20, can still have high articulation synthetic speech.
采用目前较成功的CELP语音编码方法对合成单元进行压缩，在压缩20多倍的情况下仍能保证合成语音的高清晰度。
Based on speech transformation and representation using adaptive interpolation of weighted spectrum (STRAIGHT), a wideband speech coding algorithm is presented.
提出了一种基于自适应加权谱内插(STRAIGHT)的宽带语音编码算法。
In this paper, developments of speech compression coding are briefly introduced, and importance is attached to recent advances in speech coding at low bit rates.
本文简要介绍了语音压缩编码的新进展，并且着重介绍低码率语音编码在新近几年所取得的进展。
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."
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”。
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