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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.

Tabla de contenidos provista por Syndetics

• Preface(p. xiii)
• Chapter 1 Video Fundamentals(p. 1)
• 1.1 Video Systems(p. 1)
• 1.2 Recording Requirements(p. 2)
• 1.3 Video Signal Properties(p. 3)
• 1.3.1 Scanning(p. 4)
• 1.3.2 Color Reproduction(p. 6)
• 1.3.3 Component Video Signals(p. 7)
• 1.3.4 Composite Video Signals(p. 8)
• 1.4 Analog Video(p. 9)
• 1.4.1 Analog Video Performance Measures(p. 9)
• 1.5 Digital Video(p. 10)
• 1.5.1 Analog-to-Digital Conversion(p. 11)
• 1.5.2 Digital Video Performance Measures(p. 14)
• 1.6 Video Signal Standards(p. 14)
• 1.6.1 Analog Video Standards(p. 14)
• 1.6.2 Digital Video Standards(p. 19)
• 1.7 Audio Signals(p. 24)
• 1.7.1 Analog Audio(p. 25)
• 1.7.2 Digital Audio(p. 26)
• 1.8 Digital TV(p. 26)
• 1.8.1 Background of DTV(p. 26)
• 1.8.2 Grand Alliance(p. 27)
• 1.8.3 Layered Architecture(p. 27)
• 1.9 Conclusion(p. 29)
• References(p. 29)
• Chapter 2 Recording Fundamentals(p. 31)
• 2.1 Introduction to Recording(p. 31)
• 2.1.1 Tracks(p. 32)
• 2.1.2 Area Density(p. 33)
• 2.1.3 Modulation Methods(p. 34)
• 2.2 Magnetic Recording Fundamentals(p. 35)
• 2.2.1 Physical Principles(p. 35)
• 2.2.2 Recording(p. 37)
• 2.2.3 Playback(p. 37)
• 2.2.4 Noise Sources in a Magnetic Channel(p. 38)
• 2.2.5 Erasing(p. 40)
• 2.2.6 Analog Recording(p. 41)
• 2.2.7 Digital Recording(p. 43)
• 2.2.8 Magnetic Media(p. 46)
• 2.2.9 Summary of Magnetic Video Recording(p. 47)
• 2.3 Optical Recording(p. 48)
• 2.3.1 The Physics of Optical Playback(p. 49)
• 2.3.2 Optical Recording Methods(p. 51)
• 2.3.3 Area Density of Optical Records(p. 51)
• 2.3.4 Optical Media(p. 51)
• 2.4 Conclusion(p. 53)
• References(p. 53)
• Chapter 3 Tapes, Disks, and Records(p. 55)
• 3.1 Tapes(p. 55)
• 3.1.1 Tape Construction(p. 55)
• 3.1.2 Magnetic Coatings(p. 56)
• 3.2 Magnetic Tape Records(p. 57)
• 3.2.1 Magnetic Tracks(p. 57)
• 3.2.2 Tape Speed Issues(p. 60)
• 3.2.3 Tape Stretch Issues(p. 61)
• 3.2.4 Helical Tracks(p. 61)
• 3.2.5 Track Measurements(p. 63)
• 3.3 Disks(p. 64)
• 3.3.1 Magnetic Floppy Disks(p. 64)
• 3.3.2 Magnetic Rigid Disks(p. 65)
• 3.3.3 Optical Disks(p. 66)
• 3.3.4 DVD Discs(p. 68)
• 3.4 Disk Records(p. 69)
• 3.4.1 Rotation and Track Speed(p. 69)
• 3.4.2 Magnetic Disk Tracks(p. 71)
• 3.4.3 Optical Disk Tracks(p. 73)
• 3.5 Conclusion(p. 74)
• References(p. 74)
• Chapter 4 Heads and Helical Scanners(p. 75)
• 4.1 Magnetic Heads(p. 75)
• 4.1.1 Types of Magnetic Heads(p. 76)
• 4.1.2 Materials for Magnetic Heads(p. 77)
• 4.1.3 Longitudinal Tape Heads(p. 81)
• 4.1.4 Helical Scan Heads(p. 82)
• 4.1.5 Rigid Disk Heads(p. 83)
• 4.1.6 Erase Heads(p. 86)
• 4.2 Helical Scanners(p. 88)
• 4.2.1 Basic Formats(p. 88)
• 4.2.2 Scanning Drums(p. 89)
• 4.2.3 Tape Guiding on Scanners(p. 89)
• 4.2.4 Rotary Transformers(p. 90)
• 4.2.5 Head-to-Tape Contact on Helical Scanners(p. 91)
• 4.3 Optical Heads(p. 91)
• 4.3.1 CD and CD-ROM(p. 91)
• 4.3.2 CD-R and CD-RW(p. 93)
• 4.3.3 DVD Heads(p. 93)
• 4.4 Conclusion(p. 93)
• Reference(p. 93)
• Chapter 5 Tape Decks(p. 95)
• 5.1 The Typical Tape Deck(p. 95)
• 5.2 Properties of Tape(p. 97)
• 5.2.1 Tension(p. 97)
• 5.2.2 Tape Edge Guiding(p. 98)
• 5.2.3 Tape Reels(p. 98)
• 5.3 Tape Deck Components(p. 99)
• 5.3.1 The Baseplate(p. 99)
• 5.3.2 Tape Guides(p. 99)
• 5.3.3 Mounting of Longitudinal Heads(p. 101)
• 5.3.4 Tension Arms(p. 101)
• 5.3.5 Capstan Drives(p. 103)
• 5.3.6 Reel Drives(p. 104)
• 5.4 Interfacing to a Scanner(p. 105)
• 5.4.1 Perpendicular Mounting of the Scanner(p. 106)
• 5.4.2 Tilting the Scanner(p. 107)
• 5.5 Servomechanisms(p. 107)
• 5.5.1 Digital Servo Techniques(p. 107)
• 5.5.2 Tape Tension Servos(p. 107)
• 5.5.3 Capstan Servos(p. 110)
• 5.5.4 Scanner Drum Servos(p. 111)
• 5.5.5 Head Tracking Servos(p. 112)
• 5.6 Cassettes(p. 113)
• 5.7 Cassette Loading Mechanisms(p. 116)
• 5.7.1 Cassette Insertion(p. 116)
• 5.7.2 Mechanism Engagement(p. 116)
• 5.7.3 Tape Threading(p. 117)
• 5.8 Conclusion(p. 117)
• Chapter 6 Disk Drives(p. 119)
• 6.1 The Typical Disk Drive(p. 119)
• 6.2 Magnetic Disk Drives(p. 120)
• 6.2.1 Floppy Disk Drives(p. 120)
• 6.2.2 Hard Disk Drives(p. 125)
• 6.3 Optical Disk Drives(p. 130)
• 6.3.1 Disk Motor and Servo Issues(p. 130)
• 6.3.2 Optical Head Positioning(p. 130)
• 6.3.3 Optical Disk Changers(p. 131)
• 6.4 Conclusion(p. 131)
• Reference(p. 131)
• Chapter 7 Recorder Signal Processing(p. 133)
• 7.1 Introduction(p. 133)
• 7.1.1 Analog Signal Processing(p. 133)
• 7.1.2 Digital Signal Processing(p. 134)
• 7.2 Preamps and Drivers(p. 135)
• 7.2.1 Objectives of Preamps and Drivers(p. 135)
• 7.2.2 Magnetic Head Preamps(p. 136)
• 7.2.3 Optical Preamps(p. 136)
• 7.2.4 Magnetic Record Drivers(p. 136)
• 7.3 Modulation and Demodulation(p. 137)
• 7.3.1 Reasons for Using Modulation(p. 137)
• 7.3.2 Analog Frequency Modulation(p. 137)
• 7.3.3 Color-Under Modulation(p. 139)
• 7.3.4 Digital Modulation(p. 141)
• 7.3.5 Clock Recovery and Data Separation(p. 141)
• 7.4 Video Compression(p. 142)
• 7.4.1 Basis for Video Compression(p. 142)
• 7.4.2 Degree of Compression(p. 143)
• 7.4.3 General Video Compression Techniques(p. 143)
• 7.4.4 Video Compression Algorithms(p. 147)
• 7.5 Audio Compression(p. 149)
• 7.5.1 Basis for Audio Compression(p. 149)
• 7.5.2 Audio Compression Techniques(p. 150)
• 7.5.3 Audio Compression Algorithms(p. 150)
• 7.6 Time Base Correction(p. 152)
• 7.6.1 TBC Objectives(p. 153)
• 7.6.2 TBC in Analog Systems(p. 153)
• 7.6.3 TBC in Digital Systems(p. 153)
• 7.7 Digital Error Protection(p. 154)
• 7.7.1 Basis for Error Protection(p. 154)
• 7.7.2 Techniques of Error Protection(p. 155)
• 7.8 Digital Data Formatting(p. 158)
• 7.8.1 Objectives of Data Formatting(p. 158)
• 7.8.2 Data Formatting Techniques(p. 158)
• 7.9 Conclusion(p. 160)
• References(p. 160)
• Chapter 8 Editing(p. 161)
• 8.1 Production-Postproduction(p. 161)
• 8.2 Editing Principles(p. 162)
• 8.2.1 Time Coding(p. 162)
• 8.2.2 Edit Decision List(p. 163)
• 8.2.3 Transition Effects(p. 164)
• 8.2.4 Edit Previewing(p. 164)
• 8.3 Linear Editing--Videotape(p. 166)
• 8.3.1 Assemble and Insert Editing(p. 166)
• 8.3.2 A-B Roll Editing(p. 170)
• 8.3.3 Edit Controllers(p. 171)
• 8.4 Nonlinear Editing--Disk(p. 173)
• 8.4.1 Disk Capabilities(p. 174)
• 8.4.2 Control of Disk Editing(p. 175)
• 8.5 Picture Quality Issues in Editing(p. 175)
• 8.5.1 Multiple Generations(p. 175)
• 8.5.2 Frame Accuracy(p. 176)
• 8.5.3 Picture Stability at Transitions(p. 176)
• 8.6 Specific Editor Designs(p. 176)
• 8.6.1 Sony Digital Portable Tape Editor(p. 176)
• 8.6.2 Nonlinear Editor(p. 178)
• 8.6.3 Sony Digital Video Hybrid Recorder(p. 181)
• 8.7 Video Servers(p. 182)
• 8.7.1 Raid Systems(p. 183)
• 8.8 Conclusion(p. 183)
• References(p. 183)
• Chapter 9 Recorder System Features(p. 185)
• 9.1 Packaging(p. 185)
• 9.2 Synchronization(p. 187)
• 9.3 Control(p. 187)
• 9.3.1 Home VCR Controls(p. 188)
• 9.3.2 Professional VCR Controls(p. 189)
• 9.3.3 Computer-Based Controls(p. 191)
• 9.4 Remote Control(p. 191)
• 9.4.1 SMPTE 275M(p. 191)
• 9.4.2 RS-232C and RS-422(p. 191)
• 9.4.3 Infrared Remote(p. 192)
• 9.5 Video Interfaces(p. 192)
• 9.5.1 SMPTE 259M(p. 193)
• 9.5.2 IEEE 1394(p. 194)
• 9.6 Audio Interfaces(p. 194)
• 9.7 User Interfaces(p. 194)
• 9.7.1 Shuttle-Jog Control(p. 195)
• 9.7.2 Computer-Style Interfaces(p. 195)
• 9.7.3 Cassette Loading(p. 196)
• 9.7.4 Adjusting Analog Parameters(p. 196)
• 9.7.5 Editing Controls(p. 197)
• 9.8 Conclusion(p. 197)
• Reference(p. 197)
• Chapter 10 Tape Recorder Products(p. 199)
• 10.1 Analog Recorders(p. 200)
• 10.1.1 SMPTE Type C(p. 200)
• 10.1.2 VHS and S-VHS(p. 205)
• 10.1.3 8-mm and Hi-8(p. 208)
• 10.2 Digital Recorders(p. 211)
• 10.2.1 SMPTE D-Series(p. 211)
• 10.2.2 DV(p. 226)
• 10.2.3 DVCPRO(p. 228)
• 10.2.4 DVCAM(p. 231)
• 10.2.5 Digital Betacam(p. 234)
• 10.2.6 Betacam SX(p. 236)
• 10.3 HDTV Recording(p. 238)
• 10.4 Conclusion(p. 239)
• Reference(p. 239)
• Chapter 11 Disk Recorder Products(p. 241)
• 11.1 The Compact Disc(p. 241)
• 11.1.1 CD-ROM(p. 242)
• 11.2 Digital Versatile Disc(p. 247)
• 11.2.1 DVD Tracks(p. 247)
• 11.2.2 DVD Sectors(p. 248)
• 11.2.3 DVD Signal Processing(p. 249)
• 11.2.4 DVD-ROM(p. 250)
• 11.2.5 DVD-Video(p. 251)
• 11.2.6 DVD-RAM(p. 251)
• 11.3 Computer Hard Disks(p. 251)
• 11.4 Laser Videodisc(p. 252)
• 11.5 Conclusions(p. 253)
• Chapter 12 Trends in Recording(p. 255)
• 12.1 Technological Trends(p. 255)
• 12.1.1 Recording Area Density(p. 255)
• 12.1.2 Integrated Circuits(p. 257)
• 12.1.3 Mass Storage(p. 259)
• 12.1.4 Video Compression(p. 260)
• 12.1.5 Optical Technology(p. 260)
• 12.1.6 Broadcast, Cable, and Satellite TV Distribution(p. 260)
• 12.1.7 Personal Computers(p. 261)
• 12.1.8 Production and Postproduction(p. 261)
• 12.1.9 Mechanical Manufacturing(p. 261)
• 12.1.10 Servomechanisms(p. 262)
• 12.1.11 Materials Science(p. 262)
• 12.1.12 Digital Transmission(p. 262)
• 12.2 Recorders(p. 263)
• 12.2.1 Professional Recorders(p. 263)
• 12.2.2 Home Recorders(p. 264)
• 12.3 Conclusion(p. 266)
• References(p. 266)
• Glossary(p. 267)
• Bibliography(p. 287)
• Index(p. 291)

Notas de autor provistas por Syndetics

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