EC2034 TELEVISION AND VIDEO ENGINEERING

EC2034 TELEVISION AND VIDEO ENGINEERING L T P C

3 0 0 3

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. Detailsfunctions

of vertical pulse train- Scanning sequence details. Picture signal transmissionpositive

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 trackingcolour

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 U 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 Signal 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.

TOTAL= 45 PERIODS

TEXTBOOKS

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