Research of Low Bits Rate Wideband Speech Codec;
低比特率宽带语音编码的研究
Frame erasure concealment in wideband speech coding based on large hidden Markov model
基于大型隐马尔可夫模型的宽带语音丢帧补偿(英文)
Analyzing some problems that might be encountered in coding wideband speech signal, we propose TCX(transform coded excitation) algorithm as a valuable solution for wideband speech codec.
分析了宽带语音编解码过程中遇到的特殊问题和解决办法,并通过改进窄带语音TCX算法(主要包括系统合成滤波器的移位和将频域矢量分成高低两个矢量)实现了宽带语音压缩编码。
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。
Speech parameters being extracted according to least square method criterion, by introducing multiform quantization method and amplitude parameter fitting quantization model and using dynamic time warping techniques in the process of splitting vector quantization to fast search codebook, a variable-rate low bit rate wideband speech coding algorithm was proposed.
根据最小二乘估计准则提取语音参数,引入多形态量化方法和幅度参数拟合量化模型,在对分裂矢量量化过程中采用动态时间归整的方法快速搜索码本,提出了一种变码率、低速率、宽带语音编码算法。
Several algorithms about wideband speech coding are introduced.
4 kbit/ s两种不同比特率的宽带语音编码的实现方法。
Research on Low-bit-rate Wideband Speech Coding Algorithms Based on the Sinusoidal Speech Model
基于正弦语音模型的低比特率宽带语音编码算法的研究
Abstract: We developed a real-time wideband speech codec adopting a wavelet packet based methodology.
本文论述采用小波包法进行实时宽带语音编码。
Study and Optimization of SPEEX Wideband Speech Codec in Electronic Tour Guide System;
电子导游系统中宽带语音编解码器SPEEX优化研究
Research on Wide-Band Speech of Wireless VoIP System;
无线VoIP系统中的宽带语音处理技术研究
New algorithm of perceptual weighting filter used in CELP wideband speech codec.
CELP宽带语音编码中感知加权滤波器的新算法
Low Bit Rate Wideband Speech Coder Based on CWI and BWE Techniques
基于特征波形内插与频带扩展技术的低速率宽带语音编码器
Simulation and Research of Adaptive Multi-Rate Wideband Speech Coding Algorithm;
自适应多速率宽带语音编码算法的仿真实现及研究
Research and Realization of the DTX/CNG Algorithm Based on Scalable Wideband Speech Coder/Decoder System;
基于分层宽带语音编解码系统的DTX/CNG算法研究与实现
Frame erasure concealment in wideband speech coding based on large hidden Markov model
基于大型隐马尔可夫模型的宽带语音丢帧补偿(英文)
ISF Parameters Concealment Algorithm Based on the HMM Clustering Means for Wideband Speech
基于HMM状态聚类均值替代的宽带语音ISF参数补偿算法
8~64kbit/s super-wideband embedded speech and audio coding algorithm
8~64kbit/s超宽带嵌入式语音频编码方法
Research on 8~32kb/s Wideband Embedded Variable Bit Rates Speech Codec;
8~32kb/s宽带嵌入式变速率语音编解码算法研究
The Compare and Study of Two Types Transmission of Vioce over Broadband Access Network
两种基于宽带接入网的语音传输技术比较与研究
The Research of Wideband Variable Bit-rate Speech Codec Algorithm and the Implementation on Embedded System;
宽带变速率语音编解码算法研究及其在嵌入式平台上的实现
Research and Design of Signaling System in 802.16 Networks for Real-Time Communication;
宽带无线城域网络实时语音通信信令系统设计与实现
Research and Design of Voice and Video Interface of Broadband Integrated Data Optical Synchronous Network s User Node;
宽带综合数据光同步网用户节点的语音和视频接口的研究与设计
Research and Design of Broadband Integrated Data Optical Synchronous Network Voice Communication System
宽带综合数据光同步网语音通信系统的研究与设计
bandwidth of one voice channel
一个语音频道的频宽