关于电视发射机模数过渡中功率放大器的讨论  

Discussion on Power Amplifier of TV Transmitter During Transition from Simulation to Digitization

作　　者：马波 

机构地区：[1]山东广播电视台,山东济南250014

出　　处：《电视技术》2012年第24期71-73,共3页Video Engineering

摘　　要：为适应数字电视地面广播的发展,实现电视发射技术由模拟到数字化的顺利过渡,并最大程度地节约成本投入,从数字电视发射机对功率放大器的特殊要求出发,讨论了为适应这些要求所采取的一些措施,以及电视发射机模数过渡过程中需要注意的问题。In order to adapt to the development of digital TV terrestrial broadcasting transmit technology, to realize the transition from analog to digital, and to maximize the cost savings investment, some measures are discussed to meet the special requirements of digital television transmitter for power amplifier. The problems are solved which should be pay attention to during the TV transmitter transition from analog to digital.

关 键 词：功率放大器 电视发射机 数字化 

分 类 号：TN948[电子电信—信号与信息处理]