语音处理

在计算机辅助语言学习CALL（ComputerAssistedLanguageLearning）中，语音处理技术的应用越来越广泛。

Speech processing technology has been widely applied to CALL ( Computer Assisted Language Learning ) .

基于DSP的嵌入式语音处理平台设计

Design of a Universal Embedded Speech Processing Platform Based on DSP

用语音处理芯片设计CT机自动播音装置

The Design of Automatic Broadcasting Device on CT with the Chip of Voice Handling

高速多DSP数字语音处理卡的研制

Development of Digital Voice Processing Card Based on High-Speed DSPs

作为IP技术与语音处理技术的结合，这种技术显示了强大的生命力。

As the combination of IP technology and voice processing technology , it shows powerful vitality .

电子耳蜗NofM语音处理算法仿真模型的建立和研究

A Speech Processing Study Through Building the Acoustic Model of N of M Strategy Used in Cochlear Implant

DSP在语音处理中的应用

The Application of DSP for Audio Processing

接着讲述了基于DSP的宽带语音处理系统的总体设计，包括系统架构设计、算法与芯片选型等。

Secondly , the design of the wideband speech processing system based on DSP is described .

本文研究了IP网络语音处理、传输的有关知识与技术。

In the article , knowledge and technology of voice CODEC and transmission over IP network is studied .

介绍了一个以高速多DSP为核心的数字语音处理卡的设计方法。

The design method of a digital voice processing card based on high speed DSPs is described .

本论文所研究的是数字语音处理技术在DSP实验平台上的实现。

This thesis focuses on the implement of the digital audio processing in the DSP experiment kit .

基于DSP与模拟接口电路的语音处理系统研制

Development of a Voice Processing System Based on DSP and an Analogue Interface Circuit Receiver Module in EPON System

硬件平台主要包括ARM和FPGA，分为语音处理、算法实现和远端服务控制三个部分。

Hardware platforms including ARM and FPGA . It is divided into speech processing , remote service control and algorithms .

而DSP在数字信号处理中能够胜任密集型运算和特殊处理，有着不可替代的作用，使其成为语音处理的首选技术。

DSP is the first choice in the voice processing due to its unsurpassable capability of compression calculation and special processing .

但利用ARM处理器把语音处理和网络通信功能结合起来无疑是一种新的尝试，它的设计成功会给网络留言技术的开发提供一种新的思路。

Devising a device based on ARM with the function of processing audio signal and communicating in network must be a new attempt .

电子耳蜗CIS方案与特征提取相组合的语音处理方法

Speech Processing Algorithm with Combination of CIS Strategy for Cochlear Implants and Feature Extraction

基于SoPC的嵌入式语音处理系统的设计与实现

Design and Realization of the Embedded Audio Processing System Based on SoPC

本文通过MATLAB语音处理工具箱，提取输入语音的特征参数，采用动态时间归整算法来匹配参考模板和测试模板，获得了很高的识别率。

In this paper we utilize MATLAB Voice Box to abstract speech 's characteristic parameter , use DTW to matching reference model with test model and obtain very high recognition rate .

本文首先介绍了VoIP语音处理模块的主要技术，针对项目中需要设计实现模块的相关算法进行了分析，找到了适合的算法。

This thesis is organized as follows . Section I introduces the main techniques in the VoIP speech module and analyze the relative algorithm .

本文利用在语音处理中广泛应用的线性预测隐Markov模型，提出了一种新颖的高斯有色噪声白化方法。

In this paper , we propose a novel whitening approach for Gaussian colored noise using the linear predictive hidden Markov model which has been widely applied to speech processing .

完成了嵌入式开发环境的构建和嵌入式系统的移植，并编写了语音处理模块的调试程序，以及信号处理模块调试程序中的FPGA部分。

The paper completes the building of the embedded development environment and embedded systems migration , the programming of the voice processing module and signal processing module in the FPGA part for debugger .

大多数的语音处理设备都采用ARM嵌入式处理器作为核心，而嵌入式处理器最核心的要求是小体积和低功耗，对程序的要求就是较低的复杂度和较高的执行效率。

Most speech processing devices take the ARM embedded processors as their cores , whose preliminary requirements are small volume and low power consumption , as well as low complexity and high efficiency for the program .

最后测试了语音处理模块的压缩回放质量以及信号处理模块的Codec功能和数据通路。

Finally , the compression playback quality in voice processing module , functions of the Codec and data path in signal processing module in signal processing module are being tested .

FFT变换是数字信号处理中应用广泛的处理手段，在图像语音处理、无线通信和雷达成像等系统中都有FFT/IFFT处理，以便于在频域进行信号处理和传输。

FFT is one of processing methods that widely used in digital signal processing , such as image / audio processing , wireless communication and radar imaging system , to realize signal processing and transmission in frequency domain .

其中驱动层包括WLAN芯片的驱动和语音处理相关硬件的驱动，然后把WLAN管理、协议栈，通话管理和VoIP相关协议放在了协议、服务层。

Which driver layer includes WLAN chip driver and speech processing related hardware drivers , and then put the WLAN management , protocol stacks , call management and VoIP related protocol in the Protocol , the service layer .

该语音处理芯片主要功能模块包括一个解码核心模块和三个外围功能单元，同时包括两个嵌入式ROM、两个嵌入式单端口SRAM和两个嵌入式双端口SRAM等物理宏模块。

The key functional part of the chip includes a kernel decoding module and three peripheral functional units . Two ROMs , two single-port SRAMs and two dual-port SRAMs are also embedded in the chip .

隐马尔可夫模型（HiddenMarkovmodel，HMM）是一种具有较强的时间序列建模能力的信号模式处理工具，在语音处理中获得了广泛应用，特别适合于非线性、重复再现性不佳的信号的分析。

Hidden Markov model ( HMM ) as a tool for disposing signal pattern which has great ability of building time sequence , has widely been used in speech recognition . It is especially fit for signal which is nonlinear , non-stationary , bad in repeating to analysis .

非透明PCI-PCI桥的性能是影响通用语音处理平台的关键因素之一。

A nontransparent PCI-PCI bridge is one of the key elements affecting the perfor-mance of the general audio processing platform .

本文首先考察了国内外相关领域内的研究情况，然后介绍了VoIP的基本传输情况及其优点，随后在此基础上给出了本文语音处理系统整体上的硬件和软件设计方案。

This thesis makes an investigation for relational research situation of home and international first , and then introduces the basic transmission and advantage of VoIP . After that this thesis gives out the software and hardware design of speech disposition system .

本文还讨论了DBN中的参数学习和结构学习的几种情况，实现了用于语音处理中的拓扑已知，观测未完全的EM算法。

Several cases of learning in terms of parameter arid structure were discussed . The EM algorithm for speech processing was implemented in the fact that the topology are known and the observations are not complete .