External Control and Application of Special Function Keys in Standard Definition and High Definition Editing and Broadcasting System
Yang Jiexia · Video Engineering · 2015
The special function key is an important component in the TV broadcasting system. The special functionkeys can speed up the human intervene process when any abnormal situation occurs during the broadcasting, theycan also change the way in which the broadcasting programs end under the urgent situation. The special functionkeys can spare time for device troubleshooting and adjusting broadcasting plans quickly. The system connection,function setting up,communication protocol and specific application of the special function keys are introduced. Theaim is to introduce the special function keys in a full way and explore how to use them to implement the safebroadcasting of TV programs.