4K resolution

From Wikipedia, the free encyclopedia
16:9 resolutions in comparison

4K resolution is a generic term for display devices or content having horizontal resolution on the order of 4,000 pixels.[1] Several 4K resolutions exist in the fields of digital television and digital cinematography. In the movie projection industry, Digital Cinema Initiatives (DCI) is the dominant 4K standard.

The television industry has adopted ultra high definition television (UHDTV) as its 4K standard. As of 2013, some UHDTV models are available to general consumers for under $1000.[2][3] However, due to lack of available content, 4K television has yet to achieve mass market appeal. Using horizontal resolution to characterize the technology marks a switch from the previous generation, high definition television, which categorized media according to vertical resolution (2K,1080i, 720p, 480p, etc.). Note, 2K is recognized as the first prototype of UHD television.

History

The first commercially available camera for cinematographic purposes was the Dalsa Origin, released in 2003.[4]

Resolutions

Format Resolution Display aspect ratio Pixels
4K Ultra high definition television 3840 x 2160 1.78:1 (16:9) 8,294,400
4K Ultra wide television 5120 x 2160 2.37:1 (21:9) 11,059,200
4K WHXGA 5120 x 3200 1.60:1 (16:10) 16,384,000
DCI 4K (native resolution) 4096 x 2160 1.90:1 (256:135) ~17:9 8,847,360
DCI 4K (CinemaScope cropped) 4096 x 1716 2.39:1 7,020,544
DCI 4K (flat cropped) 3996 x 2160 1.85:1 8,631,360

4K Ultra HD

4K UHD is a resolution of 3840 pixels × 2160 lines (8.3 megapixels, aspect ratio 16:9) and is one of the two resolutions of ultra high definition television targeted towards consumer television, the other being 8K UHD which is 7680 pixels × 4320 lines (33.2 megapixels). 4K UHD has twice the horizontal and vertical resolution of the 1080p HDTV format, with four times as many pixels overall.[1][5]

Digital cinema

The Digital Cinema Initiatives consortium established a standard resolution of 4096 pixels × 2160 lines (8.8 megapixels, aspect ratio ~17:9) for 4K film projection. This is the native resolution for DCI-compliant 4K digital projectors and monitors; pixels are cropped from the top or sides depending on the aspect ratio of the content being projected. The DCI 4K standard has twice the horizontal and vertical resolution of DCI 2K, with four times as many pixels overall. DCI 4K does not conform to the standard 1080p Full HD aspect ratio (16:9), so it is not a multiple of the 1080p display.

4K digital films may be produced, scanned, or stored in a number of other resolutions depending on what storage aspect ratio is used.[6][7] In the digital film production chain, a resolution of 4096x3112 is often used for acquiring "open gate" or anamorphic input material, a resolution based on the historical resolution of scanned super 35mm film.[8]

Streaming video

YouTube and Vimeo allow a maximum upload resolution of 4096x3072 pixels (12.6 megapixels, aspect ratio 4:3).[9][10][11]

Recording

The main advantage of recording video at the 4K standard is that fine detail is resolved well.[12] For example at 2K resolutions, fine detail in hair is displayed poorly. If the final video quality is reduced to 2K from a 4K recording more detail is apparent than would have been achieved from a 2K recording.[12] Increased fineness and contrast is then possible with output to DVD and Blu-ray.[13] Some cinematographers choose to record at 4K when using the Super 35 film format to offset any resolution loss which may occur during video processing.[14]

Examples of 4K cameras:

  • Acer Liquid S2
  • Astrodesign AH-4413 – released in 2012 and records at 3840x2160 (8.3 megapixels)
  • Blackmagic Production Camera 4K – announced April 8, 2013[15][16]
  • Pansonic GH4 – released in Q1 2014 and records in 4K: 4096×2160 / 24p and QFHD 4K: 3840×2160 / 25p/30p, up to 100Mbps (IPB), HD (All Intra up to 200Mbps/IPB 100Mbps) GH4 Specifications
  • Canon EOS C500 – released in 2012 and records in DCI 4K
  • Canon EOS-1D C DSLR – released in 2012 and records at DCI 4K
  • Dalsa Origin – released in 2003 and records at 4096x2048 (8.3 megapixels). The Dalsa Origin II is no longer available. Dalsa discontinued the Digital Cinema division in 2008. The Origin II was available via a rental-only model similar to Panavision.
  • FOR-A FT-ONE - records 4K at up to 900 fps
  • GoPro HERO3 Black – released in 2012 and records with a fixed "Ultra Wide" Field of view at 4K (15 fps) and DCI 4K (12 fps)
  • JVC GY-HMQ10 – released in 2012 and records at UHD 4K (3840x2160, 8.3 megapixels)
  • Point Grey Flea3 8.8 MP Color USB 3.0 – released in 2012 and records at DCI 4K (the framerate is limited to 21 fps)[17]
  • RED EPIC – released in 2011 and records at 5K RAW (5120x2700 13.8 megapixels) & DCI 4K (4096x2160, 8.8 megapixels)
  • RED Scarlet-X – released in November 2011
  • RED ONE – released in 2007 and records at 4096x2304 (9.4 megapixels)
  • Samsung Galaxy Note 3 - includes a 13-megapixel rear-facing camera capable of filming videos in 1080p at 60 fps and 4K resolution at 30 fps.
Sony Handycam FDR-AX1

Transmission

The transmission of 4K or ultra high definition video by broadband requires a next-generation network.[19]

List of 4K monitors, TVs and projectors

The following monitors, TVs and projectors support 4K, in some cases downsampling them to Ultra HD for display:

Monitors

Manu-
facturer
Device
Type
Model Resolution Diagonal PPI Launch date MSRP Signal Inputs Gamut (e.g. sRGB or AdobeRGB)
Astrodesign monitor DM-3409[20]
DM-3410-A[20]
DM-3412[20]
3840x2160
3840x2160
3840x2160
3840x2160
9 inch
32 inch
56 inch
60 inch
489.4 pixel/inch
137.6 pixel/inch
78.7 pixel/inch
73.4 pixel/inch
$TBD USD (9 inch)
US$45,000 (32 inch)
US$80,000 (56 inch)
US$80,000 (60 inch)
4× 3G/HD-SDI
4× DVI(DM-3409 not support)
1× HDMI/4× DisplayPort(option only for DM-3432)
ASUS monitor PQ321[21]
PQ321QE[22]
39" Monitor[23]
3840x2160 31.5 inch
31.5 inch
39 inch
140 pixel/inch
140 pixel/inch
112.9 pixel/inch
2013 July
2013 Sept
Q3 2013
US$3,499[24]
€3,500
2× HDMI; 1× DisplayPort 1.2
No HDMI; 1× DisplayPort 1.2[25]
Barco monitor LC-5621[26] 3840x2160 56 inch 78.7 pixel/inch 2007 Apr 2× DLDVI-D
Dell monitor UltraSharp UP2414Q[27] 3840x2160 24 inch 183 pixel/inch 2013 Dec $1299 USD 1× HDMI, 1× MiniDP, 1× DP(1.2a) 99% AdobeRGB
Dell monitor P2815Q[28] 3840x2160 28 inch ~160 pixel/inch Start 2014 $699 USD unspecified
Dell monitor UltraSharp UP3214Q[29] 3840x2160 32 inch 137.6 pixel/inch End 2013 $3500 USD ?× DLDVI-D 99% AdobeRGB
Eizo monitor DuraVision FDH3601[30] 4096x2160 36.4 inch 127.2 pixel/inch 2011 Sep US$36,000[31] 2× DLDVI-D, 2× DP
IBM monitor IBM T220/T221 3840x2400 22.2 inch 204 pixel/inch 2001 June US$17,999 4× DVI-D
JVC monitor PS-840UD[32]
RS-840UD[33]
3840x2160 84 inch 52.4 pixel/inch 2013 Jan <US$20,000 4× HDMI 1.3a; 3× HDMI 1.4a
LG monitor LM310UH1-SLA1[34] 4096x2160 31 inch 149.3 pixel/inch US$?,000 ?
Mitsubishi Electric monitor 56P-QF65LCU[35] 3840x2160 56 inch 78.7 pixel/inch 2012 Apr US$44,140[36] 4× DVI-D
Optik View monitor DC801,[37]
DC802[38] DC804,[37]
3840x2160 56 inch 78.4 pixel/inch2011 Sep
2012 Jan
2012 June
DC801:2× DVI-DL,
DC802:4×(DVI-D, HDMI, DisplayPort)
DC804:4×(DVI-D, HDMI, DisplayPort, 3G-SDI)
Panasonic monitor BT-4LH310[39] 4096x2160 31 inch 149.3 pixel/inch 2013 HDMI 1.4a; Disport Port 1.1; GPI
Samsung monitor[40] 31.5" 4K 3840x2160 31.5 inch 139.8 pixel/inch US$?,000 ?× DVI-D
Sharp, Eyevis monitor EYE-LCD6400-4K 3840x2160 64 inch 72.4 pixel/inch US$53,000 4× DVI-D
Sharp monitor PN-K321[41][42]
PN-K322B[43]
3840x2160 32 inch 138 pixel/inch 2012 Nov
2013 July
US$5,500
$TBD USD
2× HDMI; DP
Sony monitor SRM-L560[44] 3840x2160 56 inch 78.6 pixel/inch 2009 Dec <US$25,000 2× HDMI
Sony monitor
(OLED)
?[45] 4096x2160
3840x2160
30 inch
56 inch
154.3 pixel/inch
78.6 pixel/inch
2014 $TBD USD ?
TVLogic monitor LUM-300W[46]
LUM-560W[47]
4096x2160
3840x2160
30 inch
56 inch
154.3 pixel/inch
78.4 pixel/inch
2013
2011 Apr
$TBD USD
US$65,995
HD-SDI; 3G-SDI; HDMI
4× DVI-D, 4× 1.5/3G-SDI, 4× HDMI
ViewSonic monitor VP3280-LED[48] 3840x2160 31.5 inch 150 pixel/inch 2013 $4,000–5,000[49] 2× DVI-DL; HDMI; DisplayPort 1.2

TVs

Manu-
facturer
Device
Type
Model Resolution Diagonal PPI VP9
support
Launch date MSRP Signal Inputs
Changhong TV UD55B6000i
UD58B6000i[50]
UD65B6000i
3840x2160 55 inch
58 inch
65 inch
80.11 PPI
75.96 PPI
67.78 PPI
2013 CNY$10,000 (~US$1,600)
CNY$16,000 (~US$2,600)
CNY$24,000 (~US$3,900)
?× HDMI 1.4
Changhong TV 3D55B8000i[51]
3D65B8000i
3840x2160 55 inch
65 inch
80.11 PPI
67.78 PPI
2013 CNY$11,000 (~US$1,800)
CNY$26,000 (~US$4,200)
3× HDMI 1.4
Changhong TV UD75B9000i
UD85B9000i[52]
3840x2160 75 inch
85 inch
? pixel/inch 2013 $TBD
CNY$130,000 (~US$21,000)
?× HDMI
CHIMEI TV TL-50UD[53]
TL-65UD
TL-84UD
3840x2160 50 inch
65 inch
84 inch
? pixel/inch 2013 NT$33,990 (~US$1,135)
NT$109,000 (~US$3,640)
$TBD
4× HDMI 1.4
Grundig TV FLX 9490 SL[54] 3840x2160 65 inch ? pixel/inch 2014 Q1 $TBD ?× HDMI
Haier TV LD50H9000[55]
LD58H9000
LD65H9000
3840x2160 50 inch
58 inch
65 inch
2013 CNY$11,000 (~US$1,800)
CNY$15,000 (~US$2,500)
CNY$22,000 (~US$3,600)
3× HDMI 1.4
Hisense TV 50XT880G3DU[56]
58XT880G3DU
65XT880G3DU
3840x2160 50 inch
58 inch
65 inch
2012 Q4 CNY$9,000 (~US$1,500)
CNY$12,000 (~US$2,000) (AU $3,000; see link below)
CNY$22,000 (~US$3,600) (Au $4,000) [57]
3× HDMI 1.4
Hisense TV 65XT900[58]
84XT900
110XT900
3840x2160 65 inch
84 inch
110 inch
2013 $TBD
€11,999[59]
$TBD
4× HDMI 1.4
Konka TV 50X9600UE[60]
65X9600UE
84X9600PUE
3840x2160 50 inch
65 inch
84 inch
2013 CNY$9,000 (~US$1,500)
CNY$22,000 (~US$3,600)
CNY$86,000 (~US$14,000)
3× HDMI 1.4
LG TV 84LM9600[61] 3840x2160 84 inch 52.5 PPI 2012 Aug $US16,999 / US$19,999 (MSRP)[62]
₩25 million[61][63][64]
4× HDMI 1.4
LG TV 55LA9650[65]
65LA9650
3840x2160 55 inch
65 inch
80.11 PPI
67.78 PPI
Yes 2013 Oct as of jan 1 65" is $3000
(~US$4,500)
3× HDMI 1.4
LG TV 55LA9700[66]
65LA9700
3840x2160 55 inch
65 inch
80.11 PPI
67.78 PPI
Yes 2013 ₩7.4 million (~US$6,600)
₩10.9 million (~US$9,700)
3× HDMI 1.4
LG TV 84LA9800[67] 3840x2160 84 inch 53.73 PPI Yes TBD $TBD ?× HDMI
LG LCD TV 105UB9[68] 5120x2160 105 inch 54.92 PPI 2014 US$19,999 ?x HDMI 2.0
Panasonic TV TC-L65WT600[69] 3840x2160 64.5 inch 67.26 PPI 2013 Oct US$5,999 1× HDMI 2.0,
3× HDMI 1.4,
1× DP 1.2
Philips TV 65PFL9708[70]
84PFL9708
3840x2160 65 inch
84 inch
67.78 PPI
52.45 PPI
2013 Sep €4,999[71]
€14,999
5× HDMI 1.4
Samsung TV 85S9[72]
98S9[73]
110S9
3840x2160 85 inch
98 inch
110 inch
? pixel/inch 2013
TBD
TBD
US$44,999.99
$TBD
$TBD
4× HDMI 1.4
?× HDMI
?× HDMI
Samsung TV 55F9000[74]
65F9000
3840x2160 55 inch
65 inch
80.11 PPI

67.78 PPI

Yes 2013 ₩6.4 million (~US$5,700)[75]
₩8.9 million (~US$7,900)
4× HDMI 1.4
Seiki Digital TV SE39UY04[76]
SE50UY04[77]
SE65UY04[78]
3840x2160 39 inch
50 inch
65 inch
113 PPI
88 PPI
67.68 PPI
2013 Jun
2013 Apr
2013 Dec
US$699
US$1,500[79]
US$3,000
3× HDMI 1.4
3× HDMI 1.4
?× HDMI 1.4
Sharp TV LC-60UD1[80]
LC-70UD1
3840x2160 60 inch
70 inch
73.43 PPI
62.94 PPI
2013 Aug (JP)
2013 Jun (JP)
¥ 650,000 (~US$6,500)
¥ 850,000 (~US$8,500)
4× HDMI 1.4
Skyworth TV 39E780U[81]
50E780U
55E780U
58E780U
3840x2160 39 inch
50 inch
55 inch
58 inch
? pixel/inch 2013 CNY$3999 (~US$650)[82]
CNY$9,000 (~US$1,500)
CNY$11,000 (~US$1,800)
CNY$13,000 (~US$2,100)
3× HDMI 1.4
Skyworth TV 65E810U[83]
84E99UD[84]
3840x2160 65 inch
84 inch
? pixel/inch 2013 CNY$39,999 (~US$6,500)
CNY$99,999 (~US$16,300)
3× HDMI 1.4
2× HDMI 1.4
Sony TV XBR-55X900A[85]
XBR-65X900A[86]
XBR-84X900A
3840x2160 55 inch
65 inch
84 inch
? pixel/inch 2013 May
2013 May
2012 Sep
US$4,999.99
US$6,999.99
US$25,000
4× HDMI 1.4
Sony TV XBR-55X850A[87]
XBR-65X850A
3840x2160 55 inch
65 inch
? pixel/inch 2013 Oct US$3000
US$4500(4000 eBay)
4× HDMI 2.0
TCL TV L50V8500A
L55V8500A
L65V8500A
3840x2160 50 inch
55 inch
65 inch
? pixel/inch 2013 CNY$9,000 (~US$1,500)
CNY$12,000 (~US$2,000)
CNY$27,000 (~US$4,400)
?× HDMI 1.4,
DP
TCL TV L39E5690A
L50E5690A
L55E5690A
L65E5690A
3840x2160 39 inch
50 inch
55 inch
65 inch
? pixel/inch 2013 $TBD
CNY$8,600 (~US$1,400)
CNY$9,999 (~US$1,600)
$TBD
2× HDMI 1.4
TCL TV 7E504D[88]
E5691[89]
3840x2160
4096x2160
50 inch
65 inch
? pixel/inch
? pixel/inch
2013 Sep US$999
US$4,999
4× HDMI 1.4
3× HDMI 1.4
Thomson TV 50UW9786[90]
55UW9786
3840x2160 50 inch
55 inch
? pixel/inch 2013 Oct €2,499
€3,499
?× HDMI
Tongfang TV 65TX6000[91] 3840x2160 65 inch ? pixel/inch 2013 ?× HDMI 1.4
Toshiba TV Regza 55X3 (JP)[92]
55ZL2G (EU)
3840x2160 55 inch 80.1 pixel/inch 2011 Dec (JP)
2011 Dec (DE)
2012 Mar (EU)
US$11,730
€7,990
4× HDMI 1.4
Toshiba TV 58Z8X[93]
65Z8X[93]
84Z8X[93]
3840x2160 58 Inch
65 Inch
84 Inch
75.96 PPI
67.78 PPI
52.45 PPI
2013 Jun (JP) ¥500.000 (~US$5,899)
¥750.000 (~US$7,299)
¥1.680.000 (~US$16,430)
4× HDMI 1.4
Toshiba TV 58L9363[94]
65L9363
84L9363
3840x2160 58 Inch
65 Inch
84 Inch
75.96 PPI
67.78 PPI
52.45 PPI
2013 Sep £2,999 ($2700 till 1-4-14)
£5,499 ($3700 til1 1-4-14) for 65"
£13,999
?× HDMI
VIZIO TV XVT551d[95]
XVT651d
XVT701d
3840x2160 55 inch
65 inch
70 inch
80.11 ppi
67.78 ppi
62.94 ppi
Q1 2014 $TBD ?× HDMI
Westinghouse TV (built to order)[96] 3840x2160 110 inch 40.05 PPI 2013 US$300,000 ?× HDMI

Projectors

Manu-
facturer
Device
Type
Model Resolution Diagonal PPI Launch date MSRP Signal Inputs
Barco DLP projector DP4K-23B[97]
DP4K-32B[98]
SIM 10[99]
Galaxy 4K-12[100]
Galaxy 4K-23[101]
Galaxy 4K-32[102]
4096x2160
4096x2160
4096x2400
4096x2160
4096x2160
4096x2160
Up to 23m/75 ft
Up to 32m/105 ft
 
Up to 23m/75 ft
Up to 23m/75 ft
Up to 32m/105 ft
varies
varies
varies
varies
varies
varies
Mar 24, 2011
Mar 24, 2011
Nov 29, 2010
Jun 11, 2011
Jun 11, 2011
Jun 11, 2011
DVI-D, 3G-SDI
2× DVI-D, 3G-SDI
4× DLDVI-D
2× DVI-D, 3G-SDI
2× DVI-D, 3G-SDI
2× DVI-D, 3G-SDI
Christie DLP projector D4K35[103] 3840x2160 Up to 30.5m varies 2 or 4 × 3G HD-SDI, 2× HDMI 1.3
Christie DLP projector MIRAGE D4K25 or D4K35 3d 120 Hz[104] 4096x2160 Up to 30.5m varies 4× Twin DisplayPort input card - Dual link DVI input card - Twin HDMI input card
NEC DLP projector NC3240S[105] 3840x2160 Up to 32 m (105 ft) varies Mar 24, 2011 4× HD-SDI, 2× DVI-D
REDray Laser projector[106] 2013 (?) <US$10,000 ?× HDMI
Sony SXRD projector VPL-VW1000ES 3840x2160 varies varies Dec 2011 <US$25,000 2× HDMI

See also

References

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