数字广播中音频编码技术的性能评估与应用研究  

Performance Evaluation and Application Research of Audio Encoding Technology in Digital Broadcasting

作　　者：白艳 BAI Yan(Yunnan Broadcasting and Television Bureau lvchun Medium Wave Station,Honghe 651400,China)

机构地区：[1]云南省广播电视局绿春中波台,云南红河651400

出　　处：《电声技术》2024年第10期147-150,共4页Audio Engineering

摘　　要：随着数字广播行业对高音质和实时性的需求不断增加,音频编码技术的选择变得至关重要。通过实验评估高级音频编码(Advanced Audio Coding,AAC)、Opus、增强语音服务(Enhanced Voice Service,EVS)等主流音频编码标准在不同网络条件下的表现,探讨其在数字广播中的应用。研究结论可为行业选择最优编码方案提供科学依据和技术指导,旨在推动音频编码技术在广播传输中的进一步优化和应用推广。With the increasing demand for high sound quality and real-time performance in the digital broadcasting industry,the choice of audio encoding technology has become crucial.Evaluate the performance of mainstream audio coding standards such as Advanced Audio Coding(AAC),Opus,and Enhanced Voice Service(EVS)under different network conditions through experiments,and explore their applications in digital broadcasting.The research conclusion can provide scientific basis and technical guidance for the industry to choose the optimal encoding scheme,aiming to promote the further optimization and application promotion of audio encoding technology in broadcasting transmission.

关 键 词：数字广播 音频编码技术 性能评估 数字广播 

分 类 号：TN934.3[电子电信—信号与信息处理]