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。
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”。
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。
As one of the current most potential low bit rate speech coding schemes, waveform interpolation model with its high performance has been paid more and more attention.
波形内插语音编码模型作为当今最具潜力的低速率语音编码方案之一，因其良好的性能，越来越受到人们的重视。
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。
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。
Algorithms and new research results in very low bit rate speech coding is presented thoroughly in this paper, and conclusions are given through comparison and analysis.
全面论述了极低速率语音编码算法中运用的方法理论及最新的研究成果，并对这些算法进行了比较和分析，得出结论。
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。
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 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。
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。
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。
In the meantime, we evaluate and analyze objectively the robustness of the low bit rate speech coding algorithms with our own objective evaluating system of the speech quality.
并利用所构建的语音质量客观评价平台，对语音增强低速语音编码算法的抗背景噪声性能进行了客观评估与分析。
Digital speech's store is also an important field that requires high quality speech coding algorithm because now all kinds of portable digital recorder is more and more popular.
另外在语音存储领域，近年来随着各种便携数码录音装置的流行，对高合成语音质量的语音编码算法也提出了迫切的要求。
The fundamental of speech coding is the fact that how to get better quality of reconstructed speech and ensure the less time delay and proper operational complexity at the given coding rate.
语音编码的基本问题就是在给定编码速率的条件下如何得到尽可能好的重建语音质量并保证尽可能小的编解码时延和适当的运算复杂度。
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。
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。
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.
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。
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.
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。
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。
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.
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 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 decomposition algorithm of the characteristic waveform interpolation(WI) speech coding is investigated. A novel WI speech coding algorithm based on pitch synchronization is proposed.
研究了在特征波形语音编码算法中的特征波形分解算法，提出了一种基于基音同步的特征波形内插语音编码算法。
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.
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。
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。
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.
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。
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。
With the rapid development of communication technique, the speech coding is gradually updating from narrow band to wideband.
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。
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。
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。
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