ITU T.4:2003

ITU T.4:2003 Standardization Of Group 3 Facsimile Terminals For Document Transmission Defines the characteristics of Group 3 facsimile terminals which enable black and white documents and also optionally colour documents to be transmitted on the general switched telephone network, inte

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Table of Contents

1Scanningtrack
2Dimensionsofterminals
3Transmissiontimepertotalcodedscanline
3.1Minimumtransmissiontimeoftotalcodedscanline
3.2Maximumtransmissiontimeoftotalcodedscanline
3.3Errorcorrectionmode
4Codingscheme
4.1One-dimensionalcodingscheme
4.2Two-dimensionalcodingscheme
4.3Extendedtwo-dimensionalcodingscheme
4.4Progressivebi-levelimagecompression
5Modulationanddemodulation
6Poweratthetransmitteroutput
7Poweratthereceiverinput
8Implementationofterminals
9Filetransfermode
10Charactermode
11Mixedmode
1264kbit/soption
13Continuous-tonecolourandgray-scalemodes
14Securecommunicationmode
15Losslesstransmissionmodeofonebitpercolour,
palette-colour,continuous-tonecolourandgray-scale
imagesusingITU-TRec.T.43
16MixedRasterContent
17Continuous-tonecolourmode(sYCC)
AnnexA-Optionalerrorcorrectionmode
A.1Introduction
A.2Definitions
A.3Messageformat
AnnexB-Optionalfiletransfermode
B.1Introduction
B.2Definitions
B.3Normativereferences
B.4Definitionofthedifferentfiletransfermodes
B.5Codingofthefiledescription
B.6Messageformat-Blocksstructure
B.7Protocolaspects
AnnexC-Optionalcharactermode
C.1Introduction
C.2Definitions
C.3Normativereferences
C.4Graphiccharacterset-Repertoireandcoding
C.5Pageformat
C.6Controlfunctions
C.7Messageformat-Blocksstructure
C.8Protocolaspects
C.9Imagingprocess
AnnexD-Optionalmixedmode
D.1Introduction
D.2Definitions
D.3FacsimileControlField(FCF)
D.4Framenumbering
D.5Facsimiledatafield
D.6Charactercodeddatafield
D.7Graphiccharacterset
D.8Pageformat
D.9Controlfunctions
D.10EndOfRetransmission(EOR)
AnnexE-Optionalcontinuous-tonecolourmode
E.1Introduction
E.2Definitions
E.3References
E.4Definitionofdifferentmultilevelimagetransfermodes
E.5Codingoftheimagedescription
E.6Dataformat
AnnexF-FacsimileGroup364kbit/soptionF[G3F]
F.1Introduction
F.2TerminalcharacteristicsforG3F
F.3Protocolset
F.4BasicprocedurefortheinterchangeofGroup364kbit/s
optionFfacsimiledocument
F.5Interworking
AnnexG-Transmissionofcolourandgray-scaleimagesusing
losslesscodingscheme
G.1Introduction
G.2Definitionofimagetypeandmodeofoperation
G.3Dataformat
AnnexH-MixedRasterContent(MRC)modeforG3facsimile
H.1Scope
H.2References
H.3Definitions
H.4Conventions
H.5Imagerepresentation
H.6LayerTransmissionOrder
AnnexI-Optionalcontinuous-tonecolourmode(sYCC)
I.1Introduction
I.2Definitions
I.3References
I.4Continuous-tonecolourimagetransfermode
I.5Codingoftheimagedescription
I.6Dataformat
AppendixI-GuaranteedreproducibleareaforGroup3terminals
conformingtothisRecommendation
AppendixII-Repertoireofbox-drawingcharactersforcharacter
modeofGroup3terminals

Abstract

Defines the characteristics of Group 3 facsimile terminals which enable black and white documents and also optionally colour documents to be transmitted on the general switched telephone network, international leased circuits and the Integrated Services Digital Network (ISDN).

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