The Digital Fact Book - Quantel

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Hong KongQuantel Asia Pacific LimitedRoom 2001 Shui On Centre6-8 Harbour RoadWanchaiHong KongTel: +852 2366 1321Fax: +852 9466 1274JapanQuantel KK6-5-55 Minami-AoyamaMinato-KuTokyo 107-0062JapanTel: +81 (0) 3 3400 5711Fax: +81 (0) 3 3400 5712KoreaQuantel Korea12FI Financial News Building #24-5Yeouido-DongYeoungdeungpo-GuSeoul 150-877KoreaTel: +82 2 780 0950Fax: +82 2 783 1088SpainQuantel Espana SAEdificio GinebraAvda.de Europa 2Parque Empresarial la Moraleja28108 MadridSpainTel: +34 91 661 66 01Fax: +34 91 661 29 72www.quantel.com203
Compass, Enterprise sQ, eQ, FrameMagic, Integrated Server Architecture, iQ, ISA, Newsbox,Pablo, Paintbox, Picturebox sQ, QCare, QColor, QEffects, Quantel, Resolution Co-existence,Resolution Transparent, Revolver, sQ, sQ Cut, sQ Edit, sQ Edit Plus, sQ View, TimeMagic,ZoneMagic are trademarks of Quantel Limited.While every care has been taken in the preparation of this publication, no responsibility orliabilitywill be accepted by Quantel for errors or omissions or any consequences arising therefrom.204
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The Digital Fact BookConverged medi
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Extract from a letter from Michael
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Quantel and digital technologyIn 19
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2003 QColor - powerful in-context c
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Abbreviationsbit b kilobit kbbits p
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Digital terms0:2:2See: Dual Link100
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13.5 MHzThis is the sampling freque
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3:2 Pull-down (a.k.a. 2:3 Pull-down
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4:2:0A sampling system used to digi
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A4KSee Film formats5.1 AudioSee Dis
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AActive pictureThe area of a TV fra
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AAliasingUndesirable ‘beating’
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AArchiveLong-term storage of inform
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AAspect ratio1. - of pictures. The
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AAVCHDAdvanced Video Codec High Def
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BBandwidthThe amount of information
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BBit (b)Binary digIT = bitOne mathe
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BBroadbandGeneral term referring to
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CCamera negative (film)Camera negat
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CChrominanceThe colorpart of a tele
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CCOFDMCoded Orthogonal Frequency Di
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CColor Transform Language (CTL)Colo
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CCommon Image Format (CIF)The ITU h
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CCompression ratioThe ratio of the
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CConsolidationClearing continuous s
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CCo-sited samplingThis is a samplin
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DD2A VTR standard for digital compo
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DatacastingBroadcasting data.See: I
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DefragmentationSee FragmentationDDe
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DensityThe density (D) of a film is
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Digital BetacamSee: BetacamDDigital
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DDigital keying and chroma keyingDi
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DD-ILADigital Direct Drive Image Li
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DDitherIn digital television, analo
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DDMD(Texas Instruments Inc.) Digita
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DDown-resDecreasing the size of vid
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DDual linkThe bandwidth of SDI and
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DDVBDigitalVideo Broadcasting,the g
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DTo maximize quality and playing ti
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DDynamic Rounding ®Dynamic Roundin
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EElectronic program guides (EPG)DTV
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EEthernetEthernet is a form of Loca
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Fibre Channel (FC)An integrated set
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Format Width mm Height mmFull Frame
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Flash - double and tripleDouble fla
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FFrame-rate conversionThe process o
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Generation lossThe signal degradati
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Grading (a.k.a. color timing)Gradin
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H.264See: MPEG-4HANAHigh-Definition
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HDShort for HDTV.HHDCAMAssigned D11
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HDR, HDRIHigh Dynamic Range Imaging
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HIPPIHigh performance parallel inte
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HVDHolographic versatile disk - a
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I-frame only (a.k.a. I-only)A video
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Inter-frame (compression)Compressio
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Interpolation (spatial)Defining the
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IP over DVBThe delivery of IP data
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ITU-R BT.601This standard defines t
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JPEG 2000 (.JP2)This is an image co
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Latency (of data)The delay between
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Linear (keying)In linear keying the
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MasterThe master of an edited progr
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MoiréRefers to a distortion that a
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MPEG-2ISO/IEC 13818. A family of in
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MPEG-4ISO/IEC 14496. MPEG-4 covers
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MPEG-21Started in June 2001, workon
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MXFThe Material eXchange Format, SM
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Non drop-frame timecodeTimecode tha
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Offline (editing)A decision-making
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Over samplingSampling information a
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PerfShort for perforations. It is a
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Progressive (scan)Method of scannin
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RAIDRedundant Array of Independent
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Resolution co-existenceTerm coined
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RS 422Not to be confused with 4:2:2
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However, in practice it can be diff
Page 153 and 154: SDKSoftware Developers Kit. Typical
Page 155 and 156: Server (file)A storage system that
Page 157 and 158: SNMPSimple Network Management Proto
Page 159 and 160: StEMStandard Evaluation Material wa
Page 161 and 162: StopA ratio of amount of light wher
Page 163 and 164: 2K and 4K2K is a format used in dig
Page 165 and 166: Sub-pixelA spatial resolution small
Page 167 and 168: Table 3 (ATSC)Table 3 of the ATSC D
Page 169 and 170: Technical gradeA technical grade is
Page 171 and 172: True random accessQuantel term for
Page 173 and 174: UnicodeUnicode allows computers to
Page 175 and 176: VC-1VC-1 is a video codec specifica
Page 177 and 178: VersioningIn recent times demand fo
Page 179 and 180: VSBVestigial Sideband modulation -
Page 181 and 182: Windows MediaAudio and video compre
Page 183 and 184: Y, Cr, CbThe digital luminance and
Page 185 and 186: ‘601’ describes sampling at sta
Page 187 and 188: Sampling (clock) frequencyThe (cloc
Page 189 and 190: Perfect results?Today the whole ana
Page 191 and 192: CameraCamera negativesRush prints v
Page 193 and 194: White paper - Stereoscopic 3D postS
Page 195 and 196: As well as these problems, there ar
Page 197 and 198: Finally, the most important require
Page 199 and 200: Standards onlineEBU offers many doc
Page 201 and 202: DirectoryAESThe Audio Engineering S
Page 203: Quantel contacts and addressesUKQua
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The Digital Fact Book - Quantel

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