Distance Education Distance Education Distance Education, Distance Learning, Multimedia Conferencing plus many other terms are used to define using the use of technology to deliver instruction to a remote site or sites. The user interface may be a personal computer, a television set with microphones and cameras or as simple as a telephone. Mixing a PC connected to the Internet can offer a very simple communications solution. Every two students typically share a microphone while one camera is located in the front of the room to view students and one in the rear for the teacher.
Many designs incorporate a touch screen control system to make all systems integrated.
A teacher's station is generally located at the front of the room where a computer, desktop camera and other teaching aids are located. Lighting and acoustics are very critical to offer a pleasing look and sound to participants. The technology specification for this form of interaction is ITU-T H.320. Video over IP is the newest and latest form of video interaction. Properly designed means to have carefully controlled Quality of Service guarantees that hold latency in-check while allowing video packets to get through with very low bit error rates.