The secret to film is that it's an illusion. - WordPress.com
The secret to film is that it's an illusion. - WordPress.com
The secret to film is that it's an illusion. - WordPress.com
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Analog <strong>to</strong> Digital• After World War II, number of sets <strong>an</strong>d stations grew rapidly• 1951: Color telev<strong>is</strong>ion debuts in United States• 1981: High Definition Telev<strong>is</strong>ion (HDTV) Analog telev<strong>is</strong>ion technology <strong>that</strong> produced amuch higher resolution image, sharper colour, a wider aspect ratio, <strong>an</strong>d superioraudio <strong>to</strong> older tv technologies• Digital Telev<strong>is</strong>ion (DTV) An all-digital telev<strong>is</strong>ion system in which all information,broadcast by cable or through the air, <strong>is</strong> in digital form.• 2009: All U.S. broadcast TV went digital• Enabled the convergence of <strong>com</strong>puting, telev<strong>is</strong>ion, <strong>an</strong>d tele<strong>com</strong>munications, as well asinteractivty• Multicast: <strong>The</strong> simult<strong>an</strong>eous tr<strong>an</strong>sm<strong>is</strong>sion of multiple ch<strong>an</strong>nels of <strong>com</strong>pressed content, or insome cases the same content but at different times (like broadcasting, from one <strong>to</strong> m<strong>an</strong>y)• Liquid Crystal D<strong>is</strong>plays (LCDs): higher quality, less power, less space
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