EC2034 TELEVISION AND VIDEO ENGINEERING Syllabus- Anna University


EC2034                         TELEVISION AND VIDEO ENGINEERING                  L T  P  C
3  0  3

AIM
Television Technology has now become a vital tool to the information revolution that is sweeping across the countries of the world. The syllabus aims at a comprehensive coverage of Television Systems with all the new developments in Television Engineering

OBJECTIVES
·    To study the analysis and synthesis of TV Pictures, Composite Video Signal, Receiver Picture Tubes and Television Camera Tubes
·    To study the principles of Monochrome Television Transmitter and Receiver systems.
·    To study the various Color Television systems with a greater emphasis on PAL
system.
·    To study the advanced topics in Television systems and Video Engineering

UNIT I           FUNDAMENTALS OF TELEVISION                                                          9
Aspect ratio-Image continuity-Number of scanning lines-Interlaced scanning-Picture resolution-Camera tubes-Image Orthicon-Vidicon- Plumbicon- Silicon Diode Array Vidicon-  Solid-state  Image  scanners-  Monochrome  picture  tubes-  Composite  video

signal- video signal dimension-horizontal sync. Composition-vertical sync. Details- functions of vertical pulse train- Scanning sequence details. Picture signal transmission- positive and negative modulation- VSB transmission- Sound signal transmission- Standard channel bandwidth.

UNIT II           MONOCHROME TELEVISION TRANSMITTER AND RECEIVER           9
TV transmitter-TV signal Propagation- Interference- TV Transmission Antennas- Monochrome TV receiver- RF tuner- UHF, VHF tuner-Digital tuning techniques-AFT-IF subsystems-AGC Noise cancellation-Video and Sound inter-carrier detection-Vision IF subsystem- DC re-insertion-Video amplifier circuits-Sync operation- typical sync processing  circuits-Deflection  current  waveforms,  Deflection  oscillators-  Frame deflection circuits- requirements- Line deflection circuits-EHT generation-Receiver antennas.

UNIT III          ESSENTIALS OF COLOUR TELEVISION                                                9
Compatibility- Colour perception-Three colour theory- Luminance, Hue and saturation- Colour television cameras-Values of luminance and colour difference signals-Colour television display tubes-Delta-gun Precision-in-line and Trinitron colour picture tubes- Purity and convergence- Purity and static and Dynamic convergence adjustments- Pincushion-correction techniques-Automatic degaussing circuit- Gray scale tracking- colour signal transmission- Bandwidth-Modulation of colour difference signals-Weighting factors-Formation of chrominance signal.

UNIT IV           COLOUR TELEVISION SYSTEMS                                                          9
NTSC colour TV systems-SECAM system- PAL colour TV systems- Cancellation of phase errors-PAL-D Colour system-PAL coder-PAL-Decoder receiver-Chromo signal amplifier-separation  of  and  V  signals-colour  burst  separation-Burst  phase Discriminator-ACC amplifier-Reference Oscillator-Ident and colour killer circuits-U and V demodulators- Colour signal matrixing. Sound in TV

UNIT V

ADVANCED TELEVISION SYSTEMS
9
Satellite
TV
technology-Geo    Stationary    Satellites-Satellite
Electronics-Domestic
Broadcast    System-Cable    TV-Cable    Signa Sources-Cable    Signal    Processing,
Distribution  &  Scrambling-  Video  Recording-VCR  Electronics-Video  Home  Formats-
Video Disc recording and playback-DVD Players-Tele Text Signal coding and broadcast receiver- Digital television-Transmission and reception Projection television-Flat panel display TV receivers-LCD and Plasma screen receivers-3DTV-EDTV.



TEXTBOOK

TOTAL = 45 PERIODS

1.  R.R.Gulati, Monochrome Television Practice, Principles, Technology and servicing.” Third Edition 2006, New Age International (P) Publishers.
2.  R.R.Gulati, Monochrome & Color Television, New Age International Publisher, 2003.

REFERENCES
1.  A.M Dhake, Television and Video Engineering, 2nd ed., TMH, 2003.
2.  R.P.Bali, Color Television, Theory and Practice, Tata McGraw-Hill, 1994
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