Many see IPTV as the “next big thing”. On the other hand, often the two suppliers and users happen to be uncertain on one regarding the most basic renters of IPTV quality operation. The required bandwidth. Hence… just what is the minimum band width which will give a “good” motion picture experience?
Truly, often the question created in individuals terms will certainly not make a lot of impression.
As a matter involving fact you must have into consideration typically the solution in pixels of the movie. Example, for a 18: 9 broadcast the amounts are as follows:
The structure rate will probably be 24, to match the cameras used to film movies.
Then you definately should consider the codec in use to compress the image….. plus the bitrate an individual want to use.
Then you certainly must move on for you to the sound part. Yet again you should use the ideal codec and bitrate.
The TV set used plays a crucial role as well. Intended for example, some sort of 52 in . 16: being unfaithful LCD/plasma level panel reveals more artifacts than a thirty two in . analogue 16: 9 CRT TELEVISION.
Also often the mass media could be a portable computer or perhaps a mobile cell phone as an alternative of the TV…
Since stated earlier, this is a challenging question to answer plus it all depends on your current network design and style to get sincere. Some providers have got done HD quality revenues in a constant 1Mbps together with viewed it upon a 50+ inch plasma…. which wow’d clients. 1 test provider streamed the greatest 8 sessions with a good demo from 7 different countries via MPLS….. and has now a multicast steady flow of about 2. 5Mbps throughout HIGH-DEFINITION.
MPLS helps….. although you have to use in imagination that your network planners should know multicasting highly well, and also QoS. In addition your equipment should not slack. MPLS means nothing in the event that your network is manufactured improperly. That also means nothing at all if your MPLS provider can be clueless….. in addition to or peering having someone else who else is not really praising packet coloring.
Usually speaking, there are quite a good few variables as for you to the amount of bandwidth is demanded. On ITVN and Fios systems, 1 . 2Mbps would seem to deliver 480 same as video and 5. one particular audio. HD material commonly requires at least 5 various Mbps. The biggest challenge usually seen is this consistent availability of bandwidth. In the event there are multiple end users in a family or maybe in the same location, typically the bandwidth variances can cause streaming and weaken the picture top quality. Anyone may also see latency troubles running ping tests or even excessive pings.
To be able to be able to truly predict (IPTV) Band width Prerequisites on equipment collection and deployment it is beneficial to possess a new bottom starting point regarding sychronized Multi – Play Program Delivery to the Digital Home. That makes perception like a Portofolio offering plus not splitting the avenues vs. an entire package any time predictive prophetic potential.
The first assumption would incorporate two x Standard Classification (SD) and one High Explanation (HD) TV streams….. plus let’s imagine three Voice more than IP (VoIP) devices together with some streaming a digital audio/music.
Using H. 264 this B2C basic predicament suggests a minimum band width dependence on 15 megabits (ofcourse not 6 Mbps).
This almost all probably will increase as HARLEY-DAVIDSON content is starting to become more all-pervasive and HD-capable displays can be appearing a lot more in every home.
The planning folks within your orginization currently have to bear in mind that there’ll possibly be about three sychronized HIGH-DEFINITION streams – usually and even nowadays the average number of streams per family. This implies about 24 megabits give or take… without even for the potential future purposes (e. g. video telephone, private broadcast).
With potential potential applications….. the bandwidth necessary to the Digital Residence may go up to help 50Mbps!
Regarding planning by an Operator’s viewpoint : know that IPTV is usually a good major investment vital to the success for your personal orginization. Not to become confused with WebTV which is definitely a step before (full) IPTV.
With this found in mind decide on your Band width Service Providers (BSP) cautiously. There’s more to contemplate in comparison with just cost. A steady Tier 1 provider together with a reliable SLA (Service Level Agreement) and QoS (Quality associated with Service standard) is a good MUST.
Attempt to work with your selected BSP on Capacity Preparation and Backhaul. Validate four major critical investments: you to 6 months, a few many months to 1 365 days., 1 365 days. to 4 years. and several years. to 5 yrs. Try to use a MPLS back fully magnitude that you could. (Note: you can find lot of potential applications in addition to the idea later on as most likely move to “Intelligent” BackHaul. )
Again….. make sure you take into consideration the particular HD implications while pointed out above which can double your own bandwidth requirements per residence served.
Norsk TV i Utlandet will still get essential investment when you plan to supply IPTV. It is not necessarily only about Fiber Optical technologies to the Premises/Homes….. however also the whole backhaul design in addition to the transport together with enablement of such capability. Thus our suggestion(s) to be able to approach your current BSP having some type of joining up arrangement (at least from the early stages) to promote this company Case in a new fairly win-win proposition (keeping your primary costs lower).