Fiber Optic cable and also the old common (co axial or RF) cable are two distinct cable system technologies which you can use to distribute numerous providers to end users–houses. In general, they differ just in specialized (electricalandcommunication) viewpoint. This is chiefly important for the network operators because clients or audience don’t care concerning the technology, they may be fascinated in Television channels and providers.
There are few other methods can be used to deliver frequent solutions like television stations via cable systems. Each has some advantages and pitfalls and wants distinct topology or network facilities.
The primary box type fiber Optic splitter systems were just an expansion of the broadcasts in the air. This is implemented by deploying ordinary aerial cable (but with lower losses) from the cable system head-end to the houses. V spaces there were additionally several amps at specific points to ensure essential transmission amounts. The communicating was entirely one way, but after many such cable sites were expanded to allow bi-directional communication necessary for access to the world wide web by using techniques like DocSys.
This tactic can be utilized with RF (co-axial) and fiber wires. Fibre optic wires are also employed in a few cases to distribute the old analog cable. The edge of optical system is as available fibers can be used by it in present fiber optic cables and the cable decreases are extremely reduced.
Electronic television in cable networks may be split in to two completely distinct means of distribution. The first one is an equal to digital transmission and also another manner mostly used in fiber optic systems is IP video.
This is equal to analog distribution around (RF) cable but with electronic sign. The exact same technologies (modulation) could be used as for terrestrial broadcasting but typically, there are more efficient systems that take into account specific properties of cable techniques. One typical illustration is DVB-T-System which is used in Europe for electronic terrestrial video broadcasting but transmission lines use related DVB-Chemical method.
Here is the most famous digital tv distribution used with fiber optic cable methods. It means distributing TV channels with the Ip Address protocol which is the backbone of internet communications. Each Television stations is encoded with either mpeg 2 or MPEG-4 program and then dispersed over fiber optical cable network to the houses. The advantages are tremendous. The convenience of the number of stations is fairly high, all of the channels may be secured and distributed with extremely high quality, it is very easy to dole out HD stations, accessibility to the world wide web is very simple because of the IP process and native technologies.
Reference : FTTA Solutions