The concept of UCL,the configuration of large scale parallel broadcast system,data packet format and UCL in-formation packet format in the head-end system are described in this paper.

At the same times, the improvement of water sprinkling system in cooling tower was also introduced.

Application of PA System based on Ethernet for Beijing Capital International Airport-terminal 3;

In this thesis, the author explains how to design a PA system for fire fighting.

The public broadcast system specially provides the background music for the public place,it is also the specialized equipment which broadcast the fire alarm to the public.

The broadcast system is widely used in the fields,such as school,hotel,residential quarters and other places.

Intelligent broadcast system is the mainstream of the pint-sized public broadcast system, This Paper mainly introduces the design and implementation of intelligent broadcast control system that is the key module of intelligentb roadcasts ystem.

The article introduces the structure and procedures of digital video storage and transmission system and its application in the monitoring in tunnels and tolling and explains its storage management modes.

Construction of Broadcasting System in Nanjing Olympic Sports Center;

This paper briefly introduces the broadcasting system in the intelligent building, and expounds the components, design principles, calculation methods, attention matters and other items of the broadcasting system.

This paper introduces the principle of broadcasting system based on IP network, and expounds the constituents of broadcasting system based on IP network and the design of broadcasting management software.