Study on algorithms of low bit rate hi - fi audio coding based on wavelet transform and psychoacoustic model 基于小波变换和音质模型的音频编码算法研究
How to realize audio coding in hardware system has become the very important research field 如何在硬件系统中实现语音编码,已经成为重要的研究领域。
Aac information technology - generic coding of moving pictures and associated audio information part 7 : advanced audio coding 信息技术运动图像及其伴音信息的通用编码第7部分:先进音频编码
Aac information technology - generic coding of moving pictures and associated audio information - part 7 : advanced audio coding 信息技术.电影及相关声频信息的通用编码.第7部分:高级声频信号编码
Not only audio coding act as important part during the process of development . but also boost the development of the technology of hardware 语音编码在这一过程中担当着重要角色,同时也推动了硬件技术的快速发展。
So , audio collecting and processing card can sample audio frequency range from 50 hz to 6khz with g . 722 . 1 audio coding 采用了g . 722 . 1这种高质量、低码率的宽带语音编码,使采集卡能够完成对50hz到6khz之间连续变化的音频进行采集。
With advanced audio coding at 14khz , sony vc brings audio to another level of clear sound to the videoconference creating a more conversational tone Superb音频品质14khzh的音频编码, sony视像会议系统把音频带到令一个水平,亦令到会议的语音更畅顺
The mpeg audio coding international standard is analyzed in detail , and the model of the mpeg audio coding and decoding system set up with the matlab mathematics tools 利用matlab数学工具实现了mpeg - 1层音频编、解码过程。在此基础上，提出编码系统的硬件结构。
3 . to ensure of the real - time processing of signal in this design , dsp is used for the audio signal collecting and the algorithm of g . 722 . 1 audio coding ( 3 )为了对音频信号进行实时的数据处理,使用dsp完成语音采集和语音压缩编码, fpga完成数据的存取、传输,以及板上成帧。
Information technology - generic coding of moving pictures and associated audio information - part 4 : conformance testing - amendment 1 : advanced audio coding conformance testing 信息技术.移动画面和有关音频信息通用编码.第4部分:一致性试验.修改件1 :高级音频编码一致性试验
