Cover image for Video recording technology
Title:
Video recording technology
Author:
Luther, Arch C.
Personal Author:
Publication Information:
Boston : Artech House, [1999]

©1999
Physical Description:
xiv, 296 pages : illustrations ; 24 cm.
Language:
English
ISBN:
9780890062753
Format :
Book

Available:*

Library
Call Number
Material Type
Home Location
Status
Central Library TK6655.V5 L88 1999 Adult Non-Fiction Non-Fiction Area
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Summary

Summary

From the fundamentals of video recorders, to the latest advances in disk recording, DVD and optical techniques, this is a comprehensive guide to the technical details and applications associated with video recording technology. The text also covers: recorder formats; heads and scanners; tape decks; disk drives; signal processing; editing; and various recorder products.


Author Notes

Arch C. Luther is president of Arch Luther Associates in Jenner, California. He earned his B.S. in electrical engineering from the Massachusetts Institute of Technology. Mr. Luther holds 32 patents and is the author of ten books. He has won both the SMPTE David Sarnoff Gold Medal and RCA David Sarnoff Gold Medal for Outstanding Technical Achievement


Table of Contents

Prefacep. xiii
Chapter 1 Video Fundamentalsp. 1
1.1 Video Systemsp. 1
1.2 Recording Requirementsp. 2
1.3 Video Signal Propertiesp. 3
1.3.1 Scanningp. 4
1.3.2 Color Reproductionp. 6
1.3.3 Component Video Signalsp. 7
1.3.4 Composite Video Signalsp. 8
1.4 Analog Videop. 9
1.4.1 Analog Video Performance Measuresp. 9
1.5 Digital Videop. 10
1.5.1 Analog-to-Digital Conversionp. 11
1.5.2 Digital Video Performance Measuresp. 14
1.6 Video Signal Standardsp. 14
1.6.1 Analog Video Standardsp. 14
1.6.2 Digital Video Standardsp. 19
1.7 Audio Signalsp. 24
1.7.1 Analog Audiop. 25
1.7.2 Digital Audiop. 26
1.8 Digital TVp. 26
1.8.1 Background of DTVp. 26
1.8.2 Grand Alliancep. 27
1.8.3 Layered Architecturep. 27
1.9 Conclusionp. 29
Referencesp. 29
Chapter 2 Recording Fundamentalsp. 31
2.1 Introduction to Recordingp. 31
2.1.1 Tracksp. 32
2.1.2 Area Densityp. 33
2.1.3 Modulation Methodsp. 34
2.2 Magnetic Recording Fundamentalsp. 35
2.2.1 Physical Principlesp. 35
2.2.2 Recordingp. 37
2.2.3 Playbackp. 37
2.2.4 Noise Sources in a Magnetic Channelp. 38
2.2.5 Erasingp. 40
2.2.6 Analog Recordingp. 41
2.2.7 Digital Recordingp. 43
2.2.8 Magnetic Mediap. 46
2.2.9 Summary of Magnetic Video Recordingp. 47
2.3 Optical Recordingp. 48
2.3.1 The Physics of Optical Playbackp. 49
2.3.2 Optical Recording Methodsp. 51
2.3.3 Area Density of Optical Recordsp. 51
2.3.4 Optical Mediap. 51
2.4 Conclusionp. 53
Referencesp. 53
Chapter 3 Tapes, Disks, and Recordsp. 55
3.1 Tapesp. 55
3.1.1 Tape Constructionp. 55
3.1.2 Magnetic Coatingsp. 56
3.2 Magnetic Tape Recordsp. 57
3.2.1 Magnetic Tracksp. 57
3.2.2 Tape Speed Issuesp. 60
3.2.3 Tape Stretch Issuesp. 61
3.2.4 Helical Tracksp. 61
3.2.5 Track Measurementsp. 63
3.3 Disksp. 64
3.3.1 Magnetic Floppy Disksp. 64
3.3.2 Magnetic Rigid Disksp. 65
3.3.3 Optical Disksp. 66
3.3.4 DVD Discsp. 68
3.4 Disk Recordsp. 69
3.4.1 Rotation and Track Speedp. 69
3.4.2 Magnetic Disk Tracksp. 71
3.4.3 Optical Disk Tracksp. 73
3.5 Conclusionp. 74
Referencesp. 74
Chapter 4 Heads and Helical Scannersp. 75
4.1 Magnetic Headsp. 75
4.1.1 Types of Magnetic Headsp. 76
4.1.2 Materials for Magnetic Headsp. 77
4.1.3 Longitudinal Tape Headsp. 81
4.1.4 Helical Scan Headsp. 82
4.1.5 Rigid Disk Headsp. 83
4.1.6 Erase Headsp. 86
4.2 Helical Scannersp. 88
4.2.1 Basic Formatsp. 88
4.2.2 Scanning Drumsp. 89
4.2.3 Tape Guiding on Scannersp. 89
4.2.4 Rotary Transformersp. 90
4.2.5 Head-to-Tape Contact on Helical Scannersp. 91
4.3 Optical Headsp. 91
4.3.1 CD and CD-ROMp. 91
4.3.2 CD-R and CD-RWp. 93
4.3.3 DVD Headsp. 93
4.4 Conclusionp. 93
Referencep. 93
Chapter 5 Tape Decksp. 95
5.1 The Typical Tape Deckp. 95
5.2 Properties of Tapep. 97
5.2.1 Tensionp. 97
5.2.2 Tape Edge Guidingp. 98
5.2.3 Tape Reelsp. 98
5.3 Tape Deck Componentsp. 99
5.3.1 The Baseplatep. 99
5.3.2 Tape Guidesp. 99
5.3.3 Mounting of Longitudinal Headsp. 101
5.3.4 Tension Armsp. 101
5.3.5 Capstan Drivesp. 103
5.3.6 Reel Drivesp. 104
5.4 Interfacing to a Scannerp. 105
5.4.1 Perpendicular Mounting of the Scannerp. 106
5.4.2 Tilting the Scannerp. 107
5.5 Servomechanismsp. 107
5.5.1 Digital Servo Techniquesp. 107
5.5.2 Tape Tension Servosp. 107
5.5.3 Capstan Servosp. 110
5.5.4 Scanner Drum Servosp. 111
5.5.5 Head Tracking Servosp. 112
5.6 Cassettesp. 113
5.7 Cassette Loading Mechanismsp. 116
5.7.1 Cassette Insertionp. 116
5.7.2 Mechanism Engagementp. 116
5.7.3 Tape Threadingp. 117
5.8 Conclusionp. 117
Chapter 6 Disk Drivesp. 119
6.1 The Typical Disk Drivep. 119
6.2 Magnetic Disk Drivesp. 120
6.2.1 Floppy Disk Drivesp. 120
6.2.2 Hard Disk Drivesp. 125
6.3 Optical Disk Drivesp. 130
6.3.1 Disk Motor and Servo Issuesp. 130
6.3.2 Optical Head Positioningp. 130
6.3.3 Optical Disk Changersp. 131
6.4 Conclusionp. 131
Referencep. 131
Chapter 7 Recorder Signal Processingp. 133
7.1 Introductionp. 133
7.1.1 Analog Signal Processingp. 133
7.1.2 Digital Signal Processingp. 134
7.2 Preamps and Driversp. 135
7.2.1 Objectives of Preamps and Driversp. 135
7.2.2 Magnetic Head Preampsp. 136
7.2.3 Optical Preampsp. 136
7.2.4 Magnetic Record Driversp. 136
7.3 Modulation and Demodulationp. 137
7.3.1 Reasons for Using Modulationp. 137
7.3.2 Analog Frequency Modulationp. 137
7.3.3 Color-Under Modulationp. 139
7.3.4 Digital Modulationp. 141
7.3.5 Clock Recovery and Data Separationp. 141
7.4 Video Compressionp. 142
7.4.1 Basis for Video Compressionp. 142
7.4.2 Degree of Compressionp. 143
7.4.3 General Video Compression Techniquesp. 143
7.4.4 Video Compression Algorithmsp. 147
7.5 Audio Compressionp. 149
7.5.1 Basis for Audio Compressionp. 149
7.5.2 Audio Compression Techniquesp. 150
7.5.3 Audio Compression Algorithmsp. 150
7.6 Time Base Correctionp. 152
7.6.1 TBC Objectivesp. 153
7.6.2 TBC in Analog Systemsp. 153
7.6.3 TBC in Digital Systemsp. 153
7.7 Digital Error Protectionp. 154
7.7.1 Basis for Error Protectionp. 154
7.7.2 Techniques of Error Protectionp. 155
7.8 Digital Data Formattingp. 158
7.8.1 Objectives of Data Formattingp. 158
7.8.2 Data Formatting Techniquesp. 158
7.9 Conclusionp. 160
Referencesp. 160
Chapter 8 Editingp. 161
8.1 Production-Postproductionp. 161
8.2 Editing Principlesp. 162
8.2.1 Time Codingp. 162
8.2.2 Edit Decision Listp. 163
8.2.3 Transition Effectsp. 164
8.2.4 Edit Previewingp. 164
8.3 Linear Editing--Videotapep. 166
8.3.1 Assemble and Insert Editingp. 166
8.3.2 A-B Roll Editingp. 170
8.3.3 Edit Controllersp. 171
8.4 Nonlinear Editing--Diskp. 173
8.4.1 Disk Capabilitiesp. 174
8.4.2 Control of Disk Editingp. 175
8.5 Picture Quality Issues in Editingp. 175
8.5.1 Multiple Generationsp. 175
8.5.2 Frame Accuracyp. 176
8.5.3 Picture Stability at Transitionsp. 176
8.6 Specific Editor Designsp. 176
8.6.1 Sony Digital Portable Tape Editorp. 176
8.6.2 Nonlinear Editorp. 178
8.6.3 Sony Digital Video Hybrid Recorderp. 181
8.7 Video Serversp. 182
8.7.1 Raid Systemsp. 183
8.8 Conclusionp. 183
Referencesp. 183
Chapter 9 Recorder System Featuresp. 185
9.1 Packagingp. 185
9.2 Synchronizationp. 187
9.3 Controlp. 187
9.3.1 Home VCR Controlsp. 188
9.3.2 Professional VCR Controlsp. 189
9.3.3 Computer-Based Controlsp. 191
9.4 Remote Controlp. 191
9.4.1 SMPTE 275Mp. 191
9.4.2 RS-232C and RS-422p. 191
9.4.3 Infrared Remotep. 192
9.5 Video Interfacesp. 192
9.5.1 SMPTE 259Mp. 193
9.5.2 IEEE 1394p. 194
9.6 Audio Interfacesp. 194
9.7 User Interfacesp. 194
9.7.1 Shuttle-Jog Controlp. 195
9.7.2 Computer-Style Interfacesp. 195
9.7.3 Cassette Loadingp. 196
9.7.4 Adjusting Analog Parametersp. 196
9.7.5 Editing Controlsp. 197
9.8 Conclusionp. 197
Referencep. 197
Chapter 10 Tape Recorder Productsp. 199
10.1 Analog Recordersp. 200
10.1.1 SMPTE Type Cp. 200
10.1.2 VHS and S-VHSp. 205
10.1.3 8-mm and Hi-8p. 208
10.2 Digital Recordersp. 211
10.2.1 SMPTE D-Seriesp. 211
10.2.2 DVp. 226
10.2.3 DVCPROp. 228
10.2.4 DVCAMp. 231
10.2.5 Digital Betacamp. 234
10.2.6 Betacam SXp. 236
10.3 HDTV Recordingp. 238
10.4 Conclusionp. 239
Referencep. 239
Chapter 11 Disk Recorder Productsp. 241
11.1 The Compact Discp. 241
11.1.1 CD-ROMp. 242
11.2 Digital Versatile Discp. 247
11.2.1 DVD Tracksp. 247
11.2.2 DVD Sectorsp. 248
11.2.3 DVD Signal Processingp. 249
11.2.4 DVD-ROMp. 250
11.2.5 DVD-Videop. 251
11.2.6 DVD-RAMp. 251
11.3 Computer Hard Disksp. 251
11.4 Laser Videodiscp. 252
11.5 Conclusionsp. 253
Chapter 12 Trends in Recordingp. 255
12.1 Technological Trendsp. 255
12.1.1 Recording Area Densityp. 255
12.1.2 Integrated Circuitsp. 257
12.1.3 Mass Storagep. 259
12.1.4 Video Compressionp. 260
12.1.5 Optical Technologyp. 260
12.1.6 Broadcast, Cable, and Satellite TV Distributionp. 260
12.1.7 Personal Computersp. 261
12.1.8 Production and Postproductionp. 261
12.1.9 Mechanical Manufacturingp. 261
12.1.10 Servomechanismsp. 262
12.1.11 Materials Sciencep. 262
12.1.12 Digital Transmissionp. 262
12.2 Recordersp. 263
12.2.1 Professional Recordersp. 263
12.2.2 Home Recordersp. 264
12.3 Conclusionp. 266
Referencesp. 266
Glossaryp. 267
Bibliographyp. 287
Indexp. 291

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