无源光网络在安防系统中的应用  

Application of Passive Optical Network in Security System

作　　者：梁静 Liang Jing(China Aviation Planning and Design Institute(Group)Co.,LTD,Beijing 100120,China)

机构地区：[1]中国航空工业规划设计研究总院有限公司,北京100120

出　　处：《智能建筑电气技术》2022年第6期136-139,共4页Electrical Technology of Intelligent Buildings

摘　　要：本文主要研究全光无源网络在安防系统中的应用。首先,详细介绍了全光无源网络,对其技术特点和基本结构做了系统性的描述。其次,说明了安防系统的技术参数,包括视频信号在单位时间内使用的数据流量(码流);系统传输带宽的最小限度。最后,重点阐述了GPON技术用于安防系统中,设备参数计算及设备选型流程。This paper mainly studies the application of Passive optical network in security system. firstly, the Passive optical network is introduced in detail, and its technical characteristics and basic structure are described systematically. Secondly, the technical parameters of the security system are described, including the data flow(bitstream) of video signal in unit time. The minimum transmission bandwidth of a system. Finally, the process of equipment parameter calculation and equipment selection when GPON technology is used in security system is described.

关 键 词：无源光网络 OLT(光线路终端) ONT/ONU(光网络终端或称作光网络单元) 码流 ODN分光比 

分 类 号：TU852[建筑科学]