文档介绍:?????????????????????????????????????: ???????电子工程系摘要:本报告介绍了调频无线通信系统的原理计算、性能指标、设计方案、调试过程等内容,是通信基本电路实验的系统性总结。该系统分为发射机和接收机两部分,发射机采用变容二极管直接调频、三级电路级联为发射电路的设计方案,接收机则采用 SONY CXA1619BM/BS 高集成芯片为核心元件外加辅助电路的设计方案。本系统可实现 5~10 米内调频数据、语音通信功能。关键词:无线通信调频变容二极管 CXA1619BM/BS ABSTRACT : The present report describes the FM munication systems theory, performance, design, and debug processes, which as ystemic sammary of the course E xperiment ofB asic C ircuit ofC ommunication. The system is divided into two parts transmitter and receiver .The t ransmitter us esa varactor diode for directly FM, with three circuit s cascade he receiver use s SONY CXA1619BM/BS which isa highly integrated chip as the ponents with the auxiliary circuit s. The system can perform a5 to10 meters FM data and munication. KEYWORDS : munication, FM , varactor diode , CXA1619BM/BS 目录 .............................................................................................................................. 1 ???编写说明............................................................................................................... 1 ???名词定义............................................................................................................... 1 ???缩略语................................................................................................................... 1 2. 调频无线通信系统总述.............................................................................................. 2 ???系统概述............................................................................................................... 2 ???系统的主要功能及性能指标............................................................................... 3 ............................................................................................ 3 ............................................................................................. 3 3. 调频发射机的设计.....................................................................................................