THX - 1. a standard that theaters try to meet. 2. equipment to help theaters meet that standard.
NTSC - NTSC is the acronym that stands for National Television Systems Committee"and the name of the current analog transmission standard used in the U.S., which the committee created in 1953.
D/A - Conversion of digital signals to analog signals. Most set-top boxes decode the digital signals broadcast and then convert them to analog signal for interconnection to the display device.
Aspect Ratio - A numerical expression of the relationship of width to height of a TV screen. 4:3 - This numerical sequence refers to the aspect ratio of the National Television Systems Committee (NTSC) TV screen, with "4" unit width corresponding to "3" unit height, proportionally, regardless of the actual size of the screen. 16:9 - This numerical sequence refers to the aspect ratio of wide screen DTV formats for all HDTV and some SDTV (Standard Definition) video. A "16" unit width corresponds to "9" unit height proportionally, regardless of the actual size of the screen. The widescreen 16:9 numerical sequence provides a viewing experience very similar to that of 35 mm movies.
COFDM modulation technique. This technical standard has been used in Europe and other places for digital TV. 8VSB is used in the U.S.
Digital - Digital refers to the circuitry in which data-carrying signals are restricted to one of two voltage levels, corresponding to logic 1 or 0.
Sampling - This is the digital process by which analog information is measured, often millions of times per second, in order to convert analog to digital.
Warning: include($_GET[p]_include_path.php) [function.include]: failed to open stream: No such file or directory in /home/ling6/domains/hdtvcomparetips.com/public_html/php-bin/Find.php on line 2
Warning: include() [function.include]: Failed opening '$_GET[p]_include_path.php' for inclusion (include_path='.:/usr/local/lib/php:/php/includes:/home/lingling/domains/php') in /home/ling6/domains/hdtvcomparetips.com/public_html/php-bin/Find.php on line 2
Warning: require_once(LingBasics.php) [function.require-once]: failed to open stream: No such file or directory in /home/ling6/domains/hdtvcomparetips.com/public_html/php-bin/Find.php on line 3
Fatal error: require_once() [function.require]: Failed opening required 'LingBasics.php' (include_path='.:/usr/local/lib/php:/php/includes:/home/lingling/domains/php') in /home/ling6/domains/hdtvcomparetips.com/public_html/php-bin/Find.php on line 3
