Many see IPTV as the “next big thing”. However, often each providers and users are unclear on a single of the just about all basic tenants associated with IPTV quality efficiency. The required bandwidth. So… just precisely what is the nominal bandwidth that can give a “good” movie experience?
Actually, the question posed in all those terms does not create a lot of sense.
To tell the truth a person must take directly into consideration the quality in pixels associated with the video. Illustration, for a sixteen: 9 broadcast the particular numbers are since follows:
704×480
1280×768
1920×1080
The body rate will end up being 24, to complement the cameras applied to film movies.
Then you should consider the codec in use to be able to compress the image….. along with the bitrate you want to work with.
Then you need to move on to the sound part. Again you should use a suitable codec and bitrate.
The TV set in place used plays a great important role since well. For instance, a 52 in . 16: 9 LCD/plasma flat panel will show more artifacts than a 32 inch analogue sixteen: 9 CRT TV.
Also the multimedia could be some sort of notebook or possibly a portable phone instead associated with a TV…
While stated earlier, this can be a difficult question to resolve and it just about all depends in your network design in all honesty. A few providers did HI-DEF quality streams at a constant 1Mbps and viewed that on a 50+ inch plasma…. which in turn wow’d clients. 1 sample provider streamed a maximum eight sessions on some sort of demo from 8 different countries by way of MPLS….. and has some sort of multicast stream involving about 2. 5Mbps in HD.
MPLS helps….. but an individual have to utilize in thoughts that your network engineers should recognize multicasting extremely well, as well because QoS. Plus your own equipment probably should not slack. MPLS means little or nothing if your system is engineered wrongly. It also indicates nothing if your current MPLS provider is clueless….. as well as peering with another individual who else is not honoring packet coloring.
Generally, there are really a few variables as to just how much bandwidth is usually required. On ITVN and Fios devices, 1. 2Mbps generally seems to deliver 480 comparative video and 5. 1 audio. HIGH DEFINITION content usually calls for at least 5 Mbps. The largest issue normally noticed is the consistent availability of bandwidth. If there are multiple users in a household or in typically the same area, typically the bandwidth fluctuations could cause buffering plus degrade the image quality. You may possibly also see latency issues running titled ping tests or excessive pings.
To be able to really predict (IPTV) Bandwidth Requirements on products selection and deployment it is valuable to have a foundation starting point intended for simultaneous Multi — Play Service Delivery to the Electronic digital Home. That tends to make sense as being a Portofolio offering and not separating the streams compared to. the whole package when predicting ability.
The initial assumption would include 2 x Standard Explanation (SD) and a single High Definition (HD) TV streams….. and let’s say a few Voip (VoIP) phones in addition to some streaming digital audio/music.
Employing H. 264 this specific B2C basic situation suggests a minimum bandwidth requirement of fifteen megabits (not 6 Mbps).
This virtually all probably will increase as HD articles is starting to become more all-pervasive and HD-capable shows are appearing even more and more in each home.
The setting up folks within your orginization must carry in mind that will there’ll be regarding three simultaneous HI-DEF streams – normally and nowadays the average number of channels per household. This means about twenty-four megabits give or even take… without considering the potential potential future applications (e. gary the gadget guy. video telephony, personal broadcast).
With possible future applications….. the bandwidth required in order to the Digital House may go upwards to 50Mbps!
Since for planning from an Operator’s point regarding view – realize that IPTV is really a major investment crucial to the good results to your orginization. Not really to be confused with WebTV that is a step before (full) IPTV.
With this kind of in mind pick your Bandwidth Providers (BSP) carefully. There’s more to look at than just cost. The stable Tier a single provider having a reliable SLA (Service Levels Agreement) and QoS (Quality of Service standard) is essential.
Try out to work using your selected BSP on Capacity Planning plus Backhaul. Validate 5 major critical opportunities: 1 to 6th months, 6 months to 1 yr., one yr. to several yrs. and 3 yrs. to 5 yrs. Use the MPLS backbone to be able to the full magnitude that you can. (Note: you may get lots of potential applications together with it later in as likely shift to “Intelligent” BackHaul. )
Again….. help to make sure you take into consideration the HD implications as mentioned above which will multiply your bandwidth needs per household served.
Many see IPTV because the “next huge thing”. However, usually both providers and users are unclear on one of typically the most basic professional tenants of IPTV top quality functionality. The needed bandwidth. So… just what is the particular minimum bandwidth which will give a “good” movie experience?
Actually, problem posed inside those terms will not make a whole lot of sense.
As a matter of fact you must take into consideration the particular resolution in -pixels of the online video. Example, for some sort of 16: 9 put out the numbers will be as follows:
704×480
1280×768
1920×1080
The particular frame rate will be 24, to match the cams used to motion picture movies.
Then an individual should consider the particular codec in employ to compress the particular image….. and the bitrate you want in order to use.
Then you must begin the particular audio part. Once again you should employ an appropriate codec and even bitrate.
The TELEVISION SET set used works an important role as well. Intended for example, a fifty-two inch 16: nine LCD/plasma flat panel will show considerably more artifacts than the 32 inch advertising agency 16: 9 CRT TV.
Also the particular media could end up being a notebook or a mobile phone instead of a TELEVISION…
As stated early, this is the difficult question to resolve and it all depends on your own network design in truth. Some providers did HD quality streams at a regular 1Mbps and seen it on some sort of 50+ inch flat screen…. which wow’d consumers. One sample company streamed an utmost 8 sessions upon a demo by 8 different places via MPLS….. and it has a multicast flow of about a couple of. 5Mbps in HIGH-DEFINITION.
MPLS helps….. although you have to keep throughout mind that your network engineers have to know multicasting really well, as properly as QoS. Additionally your equipment should not slack. MPLS signifies nothing if your current network is built improperly. It likewise means nothing when your MPLS service provider is clueless….. as well as peering with another person who is not honoring packet colour.
Generally speaking, there happen to be quite a very few variables as to how much band width is required. About ITVN and Fios systems, 1. 2Mbps appears to deliver 480 equivalent video plus 5. 1 audio. HD content normally requires at very least 5 Mbps. The biggest issue typically seen is typically the consistent availability associated with bandwidth. When there are several users in some sort of household or within the same region, the bandwidth variances can cause streaming and degrade the particular picture quality. A person may also discover latency issues operating ping tests or even excessive pings.
To be able in order to truly predict (IPTV) Bandwidth Requirements in equipment selection and deployment it will be useful to have got a base starting stage for simultaneous Multiple – Play Service Delivery to the Digital Home. That will makes sense as a Portofolio offering and not separating the avenues vs. the entire package when forecasting capacity.
The first assumption would consist of 2 x Regular Definition (SD) plus one High Explanation (HD) TV avenues….. and let’s claim three Voip (VoIP) phones along with many streaming digital audio/music.
Using H. 264 this B2C simple scenario suggests the minimum bandwidth dependence on 15 megabits (not 6 Mbps).
This particular most probably may increase as HIGH-DEFINITION content is becoming more ubiquitous and HD-capable displays are appearing more and additional in each and every home.
The planning folks within your orginization must bear in brain that there’ll get about three coexisting HD streams : usually and nowadays the standard number of streams per house. test iptv regarding 24 megabits give or take… without even considering the prospective future applications (e. g. video telephone, personal broadcast).
Using potential future apps….. the bandwidth required to the Electronic digital Home may go up to 50Mbps!
As for organizing from an Operator’s stage of view – understand that IPTV is a major investment decision critical to the particular success for the orginization. Not to be confused with WebTV the step ahead of (full) IPTV.
Using this in thoughts choose your Band width Service Providers (BSP) carefully. There’s more to be able to consider than just cost. A stable Tier 1 provider using a solid SLA (Service Level Agreement) and QoS (Quality involving Service standard) is important.
Try to operate with your chosen BSP on Capacity Planning and Backhaul. Confirm 4 major essential investments: 1 in order to 6 months, 6 months to 1 365 days., 1 yr. in order to 3 yrs. and 3 yrs. in order to 5 yrs. Use a MPLS anchor to the full extent you can. (Note: you may find wide range of potential apps over it later on as most likely move to “Intelligent” BackHaul. )
Once again….. make sure you take into concern the HD significance as stated above which may double your bandwidth requirements per family served.
Many see IPTV because the “next big thing”. However, often both suppliers and users are usually unclear on one involving the most simple tenants of IPTV quality functionality. The required bandwidth. Thus… just what will be the minimum band width that can give a “good” movie knowledge?
Actually, problem presented in those conditions does not come up with a lot of sense.
To tell the truth you should take into thought the resolution in pixels of typically the video. Example, regarding a 16: 9 broadcast the amounts are as follows:
704×480
1280×768
1920×1080
The frame level will be 24, to match the cameras used to film movies.
In that case you should consider the codec in use to reduce the image….. along with the bitrate you desire to use.
Next you must move on to the audio portion. Again you need to use a suitable codec and bitrate.
Typically the TV set applied plays an crucial role as nicely. For example, a 52 inch 18: 9 LCD/plasma level panel will demonstrate more artifacts compared to a 32 inch analogue 16: 9 CRT TV.
Likewise the media can be a notebook computer or possibly a mobile phone instead of a TV…
As stated earlier, it is a challenging question to resolve and even it all depends on your network design to tell the truth. Some companies have done HD top quality streams at the constant 1Mbps in addition to viewed it about a 50+ in . plasma…. which wow’d clients. One test provider streamed a maximum 8 lessons on a demonstration from 8 diverse countries via MPLS….. and possesses a multicast stream of regarding 2. 5Mbps throughout HD.
MPLS helps….. but you have to keep in mind that will your network engineers should know multicasting extremely well, simply because well as QoS. Plus your equipment should not slack. MPLS means nothing in case your network will be engineered improperly. That also means little or nothing if your MPLS provider is clueless….. and or peering using another person who will be not honoring box coloring.
Most of the time, generally there are quite a few variables because to how much bandwidth is needed. On ITVN and Fios systems, 1. 2Mbps appears to deliver 480 equivalent video clip and 5. one audio. HD content usually requires in least 5 Mbps. The biggest issue normally seen will be the consistent accessibility of bandwidth. When there are multiple users within a household or in the identical area, the band width fluctuations can cause buffering and decay the picture top quality. You may likewise see latency concerns running ping testing or excessive pings.
To be able to truly forecast (IPTV) Bandwidth Requirements on equipment selection and deployment it is useful in order to have a base starting point for synchronous Multi – Have fun Service Delivery in order to the Digital Home. That makes perception as a Portofolio offering and not separating typically the streams vs. the whole package if predicting capacity.
The initial assumption would certainly include 2 a Standard Definition (SD) and one Superior Definition (HD) TV SET streams….. and a few say three Voip (VoIP) phones along with some streaming electronic digital audio/music.
Using L. 264 this B2C basic scenario suggests a minimum bandwidth requirement of 15 megabits (not 6 Mbps).
This most almost certainly will increase as HD content is becoming more ubiquitous and HD-capable displays are usually appearing more and more in every home.
The planning people within your orginization need to bear throughout mind that there’ll be about a few simultaneous HD channels – usually and nowadays the regular quantity of streams for each household. This indicates about 24 megabits give or acquire… without even considering the potential future programs (e. g. online video telephony, personal broadcast).
With potential future applications….. the band width required to typically the Digital Home may possibly go up in order to 50Mbps!
As intended for planning from an Operator’s point of view – understand of which IPTV is really a key investment critical in order to the success for your orginization. Not in order to be confused using WebTV the stage before (full) IPTV.
With this throughout mind choose the Bandwidth Companies (BSP) carefully. There’s more to consider than just cost. A steady Tier 1 company which has a solid SLA (Service Level Agreement) and QoS (Quality of Service standard) is important.
Try to be able to work with your chosen BSP on Potential Planning and Backhaul. Validate 4 major critical investments: one to 6 a few months, 6 months to one yr., 1 yr. to 3 yrs. and 3 years. to 5 yrs. Try to use a MPLS backbone to the full extent that you can. (Note: you may well get large amount of possible applications along with it later on because likely move to be able to “Intelligent” BackHaul. )
Again….. make sure you take into consideration the HD implications as stated above which usually will double your own bandwidth requirements per household served.
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Article Source: http://EzineArticles.com/899442
