摘要
本文介绍了LED灯光的原理、优点以及气象节目对灯光系统的要求,并结合气象第三演播室的灯光系统改造案例详细阐述了LED灯光在演播室照明系统中的应用,包括配电系统、信号控制系统的架构,以及该系统对于灯光噪声的控制和应急供电的一些独有的设计等。目前该灯光系统运行良好。LED灯光在气象节目演播室中的应用前景广阔。
This paper introduces the principle and advantages of LED lights, and the requirements of meteorological TV programs for the lighting system. Taking the third studio lighting system as the case, the paper explains how to use LED lights in a TV studio in detail, including the architecture of lights power system, signal system, the control of the light noise and emergency power supply. Now this lighting system works well. The implementation of LED lights in a studio of meteorological TV programs has a bright prospect.
出处
《广播与电视技术》
2015年第11期59-62,共4页
Radio & TV Broadcast Engineering
关键词
LED灯
抠像
演播室
LED lights, Image matting, Studio
作者简介
徐栋，男，1981年生，硕士，工程师，就职于华风气象影视中心制作播出与技术保障部，主要从事广播电视技术工作。
