HDTV.CA - HDTV and Visual Media Knowledgebase
Table of Contents
Television and Definitions
DTV Overview
Television Overview
Technology
Elements of a television system
Display technology
Terminology for televisions
Transmission band
Aspect ratios
Television add-ons
New developments
Geographical usage
Content
Advertising
Programming
Social aspects
Alleged dangers
Technology trends
Suitability for audience
High-definition television
Notation
Changes in notation
Standard resolutions
Standard frame or field rates
Comparison to SDTV
Format considerations
Technical details
Advantages of HDTV expressed in non-engineering terms
Early systems
Contemporary systems
Recording and compression
Table of terrestrial HDTV transmission systems
480p
720p
720p versus 1080i
1080i
1080i vs 1080p
1080p
Broadcasting standards
Production standards
1080i film-based content can become true 1080p.
Broadcasts
Internet Content
Consumer televisions
Computer monitors
Storage format
Cathode ray tube
Oscilloscope tubes
Computer Displays
Computer Displays
The glass envelope
The future of CRT technology
Magnets
Health danger
High vacuum safety
Plasma Screens
Plasma display
History
General characteristics
Pros and cons
Functional details
Contrast ratio claims
LCD Flat Screen Displays
Liquid crystal display
Brief history
Transmissive and reflective displays
Color displays
Passive-matrix and active-matrix
Active matrix technologies
Twisted nematic (TN)
In-plane switching (IPS)
Quality control
Zero-power displays
Drawbacks
Video Projectors and Projection Screens
Video Projector Terms and Definitions
Da-Lite Projection Screens
Front Projection Screen Surfaces
Rear Projection Screen Surfaces
Lumens, Illuminance, Foot-candles and bright shiny beads
Video projector
Projection technologies
Obsolete technologies
LCD Projector
DLP Projector
Color in DLP projection
Single-chip projectors
Three-chip projectors
Manufacturers and market place
Pros
Cons
DLP and LCoS
Liquid crystal on silicon
Three-panel designs
Navitar Projection Lens Q&A (with formulae)
By Different Lights - Contrasting among Brightness Levels
Contrast - From Dark to Light
Hue and Eye - The Perception of Color
Screen Gain - Whose Loss?
Types of Audio and Video Cables
Cable Question & Answer
Composite video
HDTV Trivia
S-Video
Overiew
Connector
Usage
Component Video Cable
Analog component video
Digital component video
Digital Visual Interface
Overview
Technical discussion
Connector
Digital
Analog
High-Definition Multimedia Interface
TMDS channel
DDC channel
Consumer Electronics Control (CEC) channel (optional to implement, wiring is mandatory)
Content Protection
HDMI 1.1.
HDMI 1.2.
HDMI 1.2a.
HDMI 1.3.
Distance limitations
Television Add-ons and Accessories
CableCARD
Technical overview
Uses
Drawbacks
CableCARD 2.0.
References.
External links.
Closed captioning
Television and video
Caption channels
DVD
Movies
Video games
Theatre
Telephones
Media Monitoring Services
Video on demand
Near video on demand
Video on demand providers
Surround Sound
Surround sound
Surround Sound Specifications
3.0 Surround (matrixed)
4.0 Surround (matrixed Quadraphonic)
4.1 Surround (matrixed Prologic)
5.1 Surround (matrixed Prologic II)
5.1 Surround (discrete Dolby Digital, DTS)
6.1 Surround (discrete Dolby Digital EX, DTS-ES)
7.1 Surround (discrete SDDS)
Dolby Laboratories
History
Technologies
Video Compression and Aspect Ratio
Video compression
Theory
Lossless compression
Intraframe vs interframe compression
Current forms
Aspect ratio (image)
The evolution of film and TV aspect ratios
Practical limitations
Cinema terminology
Current video standards
4:3 standard
16:9 standard
Visual comparisons
Previous and presently used aspect ratios
Aspect ratio releases
Original aspect ratio (OAR)
Modified aspect ratio (MAR)
Criticism
Anamorphic widescreen
Background
2.35, 2.39, or 2.40?
Lens makers
Super 35 and Techniscope
DVD video
Anamorphic lens enhancement
DVD
DVD
History
Format in video game consoles
DVD disc capacity
DVD recordable and rewriteable
Dual layer recording
DVD-Video
Restrictions
Region codes
DVD-Audio
Security
Players and recorders
Competitors and successors
Direct-to-DVD
Official
Forum
Quality guide
Knowledge
HD-DVD
HD DVD
Overview
History
Specifications
Common disc structure
Laser
Digital Rights Management
Interactive content
Released titles
First released players
Marketing
Industry support
Alternative disc technologies
News
Blu-ray Disc
Blu-ray Disc
Overview
History
Specifications
Laser and optics
Hard-coating technology
Software standards
Codecs
Java software support
Region codes
Digital rights management
Applications
Compatibility
Stand-alone recorders and game consoles
PC data storage
Corporate support
Alternatives
Released titles
QAM and ATSC Tuners
QAM tuner
External links
ATSC
Resolution
Codecs
Modulation and transmission
Comparison with Other Systems
Standards
Definitions
Featured Product Reviews
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