Gold Step Video Broadcast System Solutions For The Campus Network
A customer needs Our school is a school with 18 classes, and now want to build a campus broadcast system, the existing school facilities as follows:
1) Campus Network Have been completed, each classroom is multi-media classrooms, a classroom projector, electric screen, TV, in-kind exhibition, in control,
Computer And so on. 2) schools in the original closed-circuit television system, and the classroom is also a television.
3) Each teacher has one office in the office
Computer The school would like to establish a campus broadcast system to meet the needs of education and teaching activities. Specific requirements are as follows:
1, principal office address of each classroom and real-time tuning.
2, three large multi-media classrooms in the demonstration class, teacher seminars, organizing activities, they can live to the scene, real-time broadcast to each classroom and office, and can be synchronized video.
3, external cable television programs can be broadcast to each classroom as needed.
4, some of the existing school education and teaching CDs can be played to each classroom.
2, needs analysis and program design
According to existing school facilities, we will live on campus closed-circuit television system designed to broadcast live and webcast are two ways to combine a set of organic live system to make full use of existing school facilities, and to ensure live results.
1. Broadcast channel design According to the needs of our schools, the five broadcast channels for schools
A. multimedia broadcast channel 3 Speech broadcast live on school leadership, school events, as well as excellent general model class is the functional requirements of various schools, schools with a large hall, meeting rooms or function rooms as the central venue or broadcast center, by closed-circuit television system or campus activities on site or teacher will be broadcast live lectures to various classes, we have designed for schools three live channels, respectively, the three major broadcast multimedia classroom. Needs of each classroom is equipped with live cameras, amplifiers, microphones and other audio and video capture devices.
B. external cable broadcast Run by each school in the realization of the broadcast and live, it is often also need an external cable broadcast programs to watch at any time breaking news, sports events, the central and provincial and municipal important events live, as well as central and TV educational programs around the same time, the number of broadcast channels according to specific needs identified by the school, where we design a school outside cable television programs broadcast channels, broadcast content and timing of the decision by the central control room. Broadcast equipment can use a TV with audio and video output.
C. Educational CD-ROM playback channels Multimedia Education has become indispensable to modern teaching practice, a means by
DV D machines will be the quality of education and teaching courses in CD player to each classroom, enabling the process of teaching more lively, vivid, easy to understand and remember. To this end we design a set for the entire system of multimedia CD-ROM playback channels. Play equipment for a DVD machine.
2. Broadcast equipment configuration 1) closed-circuit television equipment configuration Entire system consists of five live channels and achieved through closed-circuit television system, the front-end to be equipped with five cable adjacent channel modulator, the five broadcast channels of audio and video signals received on different modulator, a channel corresponding 1, then 5 signals through the mixer will be mixed into a signal is sent to every classroom, classroom through the TV to watch. Here we use the United States and the PBI modulator mixer can also use existing school facilities. 3 multimedia classroom audio and video signals require line of audio and video through the central control room received a closed-circuit television system.
2) device configuration webcast The three multimedia classrooms have computers, and has been, and campus network connectivity, be broadcast in each classroom is equipped with a Taijin step video GMTD-NETCC Network Multimedia
Central control System terminal device, you can put each of the activities of multi-media classroom instruction or live real-time live through the classroom computer to the campus network, campus network terminal through the windows comes with all the MIDPLAY
Software
You can watch the live program. At the same time when the multimedia classroom access to the CCTV system, we can live through any of the multimedia classroom, the cable TV signal into audio and video signals through the control system is switched, the input to the computer, and then the external wired network TV and DVD player in the program live via the network to the campus network, and each classroom will be in the live broadcast content can also be hard real-time video, as an educational resource conservation for later use on demand. Network of teachers who do not live to solve the closed-circuit television system, but also through the network to watch live broadcasts, full use of existing resources in schools.
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