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#2281 | ||
Blu-ray Count
Jul 2007
Montreal, Canada
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#2282 |
Retired Hollywood Insider
Apr 2007
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I believe 4K broadcast will happen but, it will take time.
There are several challenges which need to be overcome, such as, on the production side, a single link interface (rather than the current quad SDI solution) but, this is being worked on within the SMPTE. So, it’s not like people aren’t considering these problems now and looking towards the future. 4K VOD and IPTV will precede broadcast 4K because it is easier (and cheaper) to implement. |
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#2283 | |
Retired Hollywood Insider
Apr 2007
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However, In the long term, with the passage of time, unless another better (than LCD) display technology comes along, and ‘better’ includes efficiency in regards to power consumption, OLED should become an enabler (and a strong one at that) of 4K for which JoeQpublic will embrace. I’ll explain what I mean in a little more detail some other day. But, for the time being, in that regard, one (and there are more, namely, the ability to achieve Rec.2020 colorimetry) contributing factor to the point I’m trying to make is that HDR will need OLED to work. As a news aside, a neutral lab (not one with commercial affiliation) plans to conduct testing on the value, data rate requirement, etc. of HDR in January. |
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#2284 | |
Blu-ray Count
Jul 2007
Montreal, Canada
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I think, if ever it will take a real long time. the issues I see are
Cable/sat there is a reason 1080p is barely there, they would rather have a larger number of stations because that means more revenue. Alos if we assume they move to HVEC that would require people getting new set-top boxes. OTA it will require broadcasters get new broadcasting equipment and people new TVs (or converter boxes) there is also the BW issue. Here in NA (not sure how it works throughout the world with all the different standards) a channel is 6MHz and in ATSC that translates to just under 20Mbps. So to add 4K would call for a major shift (as big as the one from NTSC to ATSC if not bigger). With the NTSC to ATSC there was a big advantage for governments since ATSC meant that they could squeeze the channels together (less co-channel/adjacent channel issues) and that meant the gouvenments could appropriate some of the frequencies and sell them and make $. And it was a bit of a nightmare for them (and kept on getting pushed back. I can't magine the governments doing the same for 4k for decades unless they see a clear advantage again. Quote:
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#2285 | |
Retired Hollywood Insider
Apr 2007
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4K will likely be first adopted for special events. Yes, full commercial 4K TV broadcasting will take a lot longer but I believe that limited services (premium channel) to early adopters will ensure enough success to get the ball rolling. HEVC will be needed to make it all happen, so yes to the new set -top boxes….which will require HEVC decoders. First phase decoder chips should be available in 2014, latest 2015 with the bandwidth being limited to 10 bit, 60 fps. . Decoder chips capable of doing 10 bit 120 fps are expected in the 2017/2018 timeframe. As to your “a channel is 6MHz” thing, I think 4K is technologically feasible in that it can fit within existing channel bandwidth of currently deployed HD – http://ieeexplore.ieee.org:80/Xplore...hDecision=-203 I know you are not a 4K disbeliever, in general, but for the sake of other skeptics who may be reading, the worst case scenario for 4K broadcasting fruition, or more specifically, the lack thereof, would be that the scientific testing done to improve 4K (by supplementing it with HFR, HDR and higher bit depth for instance), well, those parameters would instead be implemented into a 1080p60 broadcast service which in itself (without any higher resolution) would still be a great advancement in picture quality to what we currently have today. So, in other words, 4K research, testing and standardization will be providing an impetus to at least making HD better. Last edited by Penton-Man; 12-16-2013 at 05:40 PM. |
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#2286 | |
Retired Hollywood Insider
Apr 2007
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#2287 |
Retired Hollywood Insider
Apr 2007
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b.t.w., for those Recommendation, BT 2020 followers and quoters (http://www.itu.int/dms_pubrec/itu-r/...8-I!!PDF-E.pdf ), it has been agreed upon by involved parties to add 100 Hz to the frame frequency parameters of the original recommendation.
P.S. This wasn’t done necessarily with future cinema content in mind, but rather, sports, etc. broadcasts. |
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#2288 |
Retired Hollywood Insider
Apr 2007
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4K news from the center of fulfillment studio –
http://www.businesswire.com/news/hom...l-Drama-Comedy |
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#2289 | |
Retired Hollywood Insider
Apr 2007
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#2290 | |
Retired Hollywood Insider
Apr 2007
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https://forum.blu-ray.com/showthread...fr#post6994149 https://forum.blu-ray.com/showthread...fr#post6998635 |
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#2291 |
Blu-ray Grand Duke
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Hi, just wanted to wish all forum members a happy Christmas. I'm away from computers for next few days so thought I would get in early. Special regards to all on my friends list, including my football associates the Penton Man and Tob (amongst others) and thanks to the moderators for keeping me in check
![]() All the best from the Steed. Remember, if it ain't Blu it ain't true! |
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#2292 |
Retired Hollywood Insider
Apr 2007
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![]() ![]() In your absence, I assure you that Blu-ray isn’t going anywhere, but, on the other hand, there are no guarantees that the Arsenal won’t slip from 1st in the Premier league to 4th. as the point differential is slip sliiiiidin away. ![]() |
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#2293 |
Retired Hollywood Insider
Apr 2007
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The consumer electronics industry (esp. the display manufacturers) are going to love this experiment - http://www.hdtvtest.co.uk/news/4k-re...1312153517.htm
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#2294 | |
Blu-ray Emperor
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#2295 |
Retired Hollywood Insider
Apr 2007
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To those young scholarly types who read this thread, in regards to… “High Dynamic Range (HDR) imaging is believed to be the next frontier in imaging similar to transition from gray level to color. However, despite many recent developments there is still no standard approach for compression and quality assessment of HDR content….“ so on and so forth.
Well, if you were interested in a Ph.D. Position in HDR Imaging and Video in the beautiful city of Lausanne, Switzerland ![]() (http://mmspg.epfl.ch/cms/op/edit/lang/en/pid/58408#! ), the deadline for submitting your C.V. was earlier this week. You snooze, you lose. ![]() Anyway, yesterday from The Hollywood Reporter (a fine bleeding-edge online ‘trade’ website)….date Dec. 17, 2013…..time 4:17 P.M…..”Hollywood's engineering community considering this proposal” (http://www.hollywoodreporter.com/beh...imaging-666400 ) ----hmm, now where have I heard this ‘proposal’ word before? I know, almost 2 weeks earlier here…. https://forum.blu-ray.com/showthread...al#post8493835 With an easy-to-understand refreshed pic - https://forum.blu-ray.com/showthread...al#post8494917 And a little more background from a week ago here - https://forum.blu-ray.com/showthread...al#post8520803 Point being, if The Hollywood Reporter is bleeding edge, what’s that make Blu-ray.com ? Cutting edge? ![]() |
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#2296 | |
Retired Hollywood Insider
Apr 2007
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But he’s quite critical of the motion picture and TV industry in general often reminding us that despite the U.S. military complex (and they know their rez…http://www.extremetech.com/extreme/1...rom-20000-feet ), MIT and the U.S. computer industry all advising against it, interlace was retained as a US standard for HDTV. He essentially feels the same about the inadequacy of only 50/60Hz for 4K. Point being, bring on HFR ASAP. Anyway, now that you are an even happier ![]() |
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#2297 |
Retired Hollywood Insider
Apr 2007
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I love my wife
![]() ![]() ![]() Answer from your better half…No it makes it a stealer of my Man’s time when he SHOULD be putting up the Christmas decorations outside on his day off! |
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#2298 | |
Blu-ray Emperor
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![]() And I think you're on to something about getting a proper 1080p60 standard in place as an offshoot of all these 4K shenanigans. I've already mentioned how gaming looks silky smooth at 1080p60, it'd be great to get sports broadcast in that format, never mind 4K. As for Santa, I've asked for 4K Blu-ray but that might have to wait for a couple of years... |
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#2299 | ||
Blu-ray Count
Jul 2007
Montreal, Canada
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I am not saying everything should be 4k, but, even if we are talking a limited number of channels, there needs to be a good selection of material for each of them. Or it would , IMHO, mistakenly appear that people don't care about 4K Quote:
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#2300 | |
Retired Hollywood Insider
Apr 2007
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i.e. a 4K camcorder to shoot Crystal Palace matches while they’re in the Prem. |
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