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Introduction to Television

Introduction to Television. Bellevue Community College Bob Young, Instructor. NTSC. National Television Standards Committee Responsible for the standards for analog television in America. ATSC. Advanced Television Systems Committee

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Introduction to Television

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  1. Introduction toTelevision Bellevue Community College Bob Young, Instructor

  2. NTSC National Television Standards Committee Responsible for the standards for analog television in America.

  3. ATSC Advanced Television Systems Committee The ATSC is the committee responsible for developing and establishing Digital-HDTV Standards; as well as all (18) formats of Digital TV.

  4. HDTV • High Definition TV • One of the 18 Digital TV (DTV) standards defined by ATSC • Not all Digital TV is HDTV

  5. TV and Spectrum

  6. Bandwidth Utilization #1

  7. Bandwidth Utilization #2

  8. Aspect Ratio • NTSC = 4:3 • HDTV = 16:9 • Letterboxing • Windowboxing

  9. Raster and Scan

  10. Interlace Field 1 Field 2

  11. Cathode Ray Tube (CRT)

  12. Comparison of Pixel Sizes

  13. Some DTV Video Formats • 480p - 640 x 480 pixels progressive • 720p - 1280 x 720 pixels progressive • 1080i - 1920 x 1080 pixels interlaced • 1080p - 1920 x 1080 pixels progressive (HDTV)

  14. 5.1 Audio Channels

  15. Standards Comparison Table

  16. HDTV Timeline Top 10 - November, 1998 Top 30 - May, 1999 Broadcast digital only - 2006

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