广播电台直播中音频传输技术的应用问题分析  

Analysis on the Application of Audio Transmission Technology in Live Broadcast of Radio Stations

作　　者：潘先荣 PAN Xianrong(Jiangyin Secondary Vocational School of Jiangsu Province,Wuxi 214433,China)

机构地区：[1]江苏省江阴中等专业学校,江苏无锡214433

出　　处：《电声技术》2023年第6期118-120,124,共4页Audio Engineering

摘　　要：为提升广播电台直播效果,文章围绕广播电台直播中常用的音频传输技术及其应用过程中存在的问题展开探讨。目前,常用的音频传输技术主要包括模拟传输技术、数字传输技术以及光纤传输技术。受各种因素的影响,音频传输技术在广播电台直播的应用中存在一些技术性问题,包括延迟问题、噪声和失真问题、阻抗匹配问题以及音频编解码问题。为解决这些问题,提出明确延迟原因并采取相应处理措施、调整网络参数、噪声和失真抑制处理、阻抗转换器控制以及选择高质量的音频编码算法等措施,以供参考。In order to improve the live broadcast effect of radio stations,this paper discusses the commonly used audio transmission technologies in live broadcast of radio stations and the problems existing in their application.At present,the commonly used audio transmission technologies mainly include analog transmission technology,digital transmission technology and optical fiber transmission technology.Affected by various factors,there are some technical problems in the application of audio transmission technology in live broadcast of radio stations,including delay,noise and distortion,impedance matching and audio coding and decoding.In order to solve these problems,some measures are put forward,such as clarifying the reasons for delay and taking corresponding measures,adjusting network parameters,suppressing noise and distortion,controlling impedance converter and selecting high-quality audio coding algorithm,forreference.

关 键 词：广播电台直播 音频传输 音频编解码 抑制处理 

分 类 号：G229.23[文化科学] TN948.61[电子电信—信号与信息处理]