音频解码器

基于ARM嵌入式的无损音频解码器研究

Research on Lossless Audio Decoder Based on ARM Embedded System

MPEGLayerIII音频解码器中图形均衡器的设计与DSP实现

Design and DSP Implementation of Graphic Equalizer for MPEG Layer III Audio Decoder

MPEG-4AAC音频解码器的DSP程序优化设计与实现研究

Research on Optimal Design and Implement of MPEG-4 AAC Decoder in DSP

本课题对Ogg/Vorbis音频解码器在DSP上的应用进行了研究，我们以Xiph。

The topic of this thesis is the application of Ogg / Vorbis Decoder in DSP .

MP3音频解码器的FPGA原型芯片设计与实现

Design and Implementation of FPGA Prototype for MP3 Audio Decoder

基于DSP的DRM音频解码器实现及关键技术优化

Realization of Audio Decoder in DRM System Based on DSP and Key Technique Optimization

AAC音频解码器中TNS模块的设计及其ASIC实现

The Design and ASIC Implement of TNS Module in AAC Decoder

基于软硬件协同的AVS音频解码器的设计与实现

A Design and Implementation of AVS Audio Decoder Based on Hardware and Software Cooperation

基于IPP的嵌入式音频解码器设计与优化

Design and Optimization of Embedded Audio Decoder Based on IPP

时域噪声整形（TNS）是AAC音频解码器中较为重要的一部分。

TNS ( Temporal Noise Shaping ) takes important part in the AAC decoder .

同时提出了基于PC的AAC软件解码播放器的实现方法，对其他类型的音频解码器也具有参考价值。

We also discuss the implementation of AAC software real-time decoder on PC , which can serve as a reference for other kinds of software audio decoders .

另外，我们利用双核（CPU和DSP）通信对解码器的功能进行了改进，使我们的Ogg/Vorbis音频解码器能够完成播放、暂停、定位、停止等基本功能。

Then , we improved the function of our Decoder with dual-core ( CPU and DSP ) communication , thus our OggA / brbis Decoder realized some basic functions such as play , pause , positioning , stop .

一方面在DSP上开发了DTS音频解码器算法；另一方面在ARM上移植了嵌入式Linux系统，并移植嵌入式Qt作为系统的图形界面GUI。

On the one hand , DTS audio decode algorithm was developed on DSP , on the other hand , the embedded Linux system was ported on ARM , and embedded Qt was also ported as its graphic interface GUI .

试验结果表明解码器满足在系统最高频率80M下实现实时解码，音频解码器音频质量在主观评价上与原始信号基本无差别，且客观评价与MOS分相似较好。

The experiments show that the decoder can realize the real-time decoder at the fast system frequency and there no difference between decoded signal and original subjectively , and similar with MOS objectively .

完成软件实现后，作者进行了基于DVB标准的MPEG-SoC芯片中全硬件音频解码器的开发。

After accomplishing the software design , this paper present the development of audio decoder of MPEG SoC chip which is based on DVB standard .

其次对硬盘节目播放的功能模块作了简单介绍。再次对硬盘节目播放功能的实现作了详细介绍，其中包括MPEG-2原理、视频解码器、音频解码器和系统结构及其实现。

It also gives brief introduction of the hard disc program display function module and detailed analysis of the hard disc program display functions which include MPEG-2 theory , video decoder , audio decoder and system structure as well as how they perform .

由于跨平台因素的约束，现在小型电子产品上的音频解码器大多都是基于硬件的。

Because of the constraint of cross-platform , the audio decoders on the small electronic products are mostly based on the hardware .

基于DSP的纯软件音频编解码器的实现

The realization of different audio codec by software based on DSP

音频编解码器TLV320AIC23与CPLD接口设计

The Interface Design of TLV 320 AIC 23 and CPLD

论文基于DirectShow的框架实现了一个基本的视频传输系统，采用MPEG-4的视、音频编解码器和TCP等传输协议栈实现了流式媒体的直播及点播服务。

Implemented a basic video transmission system on the basis of DirectShow framework . The system used MPEG-1 codec and TCP stack .

电子防震系统音频编解码器及编解码方法研究基于AVS的嵌入式音视频同步编码器

Electronic shock protection system audio encode / decode technology A Synchronous Encoder of Video Embedded by Audio in AVS

DSP与24bit音频编解码器接口设计一种语音编解码器与微处理器的接口方法

Design of the Interface between DSP and 24 bit Audio Codec A Method of Interfacing CODEC with Microprocessor

您可以设置视频帧速率，音频编解码器，音频，渠道输出的AVI文件。

You can set the video frame rate , audio codec , audio frequency , channels for the output AVI file .

723的音频编解码器和RTP/RTCP传输协议实现流媒体的直播服务。

723 codec and RTP / RTCP protocol .

无论是纯硬件方案还是纯软件方案，它们所采用的视频和音频编解码器都遵循H。

The codecs used in the hardware solution and software solution follow the H.323 standard .

一种基于小波的实时音频编解码器

A Wavelet-Based Real-Time Audio Codec

文件格式通常包括一个视频和一个音频编解码器，以及一个操作指南，向计算机说明如何进行。

A file format generally contains a video and an audio codec and has instructions for the computer on how to synchronize them .

基于PC的立体声数字音频广播编码解码器的设计

A Design For Coder and Decoder of DAB Based on the Personal Computer

高质量、低复杂度的纯软件实时MPEG音频编、解码器

A Real-Time Full Software MPEG Audio Codec with High Quality and Low Complexity

论文最后给出了AVS-M音频定点编解码器的主客观质量评价。本课题的研究工作对AVS-M音频标准的推广及应用实现具有重要的意义。

Finally , the objective and subjective tests of the fixed-point Codec of AVS-M is given . This thesis is have significant impact on the spread and application of AVS-M audio .