Friday, April 8, 2011
Weak current College】 【first understood then HD 16: 9 and 16: 10 by origin entangled】.
In the area of the display device, whether it is television market or display market, widescreen (16: 9, 16: 10) have become the mainstream specifications. As opposed to traditional puping products (5: 4, 4: 3) have a better visual experience, the so-called Golden proportion, therefore, the introduction of the concept of wide-screen soon got the manufacturers and consumers, and today sold from the flood of widescreen flat TV game products and LCD products, will be able to deeply appreciate, widescreen products enormously popular era has arrived.
Home appliance stores in flat-panel TV showcase is widescreen world
Current widescreen products has become the standard video sources play carrier, but the specifications from the source, we are ushering in a new trend: FullHD. What is FullHD, HD? HD is shorthand for "HighDefinition", meaning "high resolution", that is, we often hang in the mouth of the HD, FullHD is more comprehensive than the HD some higher full HD.
Full HD TV callout 1080pFullHD identity
HDTV and 16: 9 and 16: 10? from HDTV (HignDefinitionTelevision) is defined by: the use of a digital signal transmission, from the TV show's acquisition, production to the transmission of television programmes, as well as receive all of the user terminal for digital DTV digital television, is the highest standard in a way, it sets the corresponding device video must be at least 720p or 1080i scanning screen aspect ratio of 16: 9, audio output for Dolby Digital format 5.1 channel, at the same time be able to receive other lower-compatible format of signal and digitize replay. Currently there are three mainstream HDTV formats, namely 720p, 1080i and 1080p.
From there we can see from the point of view, HD TV product definition including a few keywords: digital transmission, 16: 9, 1080i and 1080p 720p,. Since the definition of the high-definition, expressly laid down in the 16: 9 screen ratio, 16: 10 LCD monitor is unable to reach the level of high-definition standards? desktop is only HD device is many consumers of wishful thinking? 16: 10 and 16: 9 in addition to the digital difference between, and what kind of relationship? on these issues, today we make it simple for everyone.
HDTV definition refers to the so-called high-definition TV screen ratio of transverse and longitudinal requires maintaining a 16: 9. The LCD monitor market, attracts three years of widescreen LCD, screen ratio of 16: 10, this mean widescreen is unable to meet the standard for high definition playback?
Traditional widescreen LCD monitors use 16: 10 screen ratio of transverse and longitudinal
We pass common widescreen size is 19, 20, 22, 24 inches, and so on, the screen resolution to 1440 physics x 900, 1680 x 1050, 1920 x 1200, have reached 720p or resolution of 1080p.
16: 10 LCD play 16: 9 HD content appear black border
16: 10 LCD in on HD source (16: 9 ratio source) for playback, appear black border. Black border is due to the source specification and screen output specifications do not match, the result of partial screen pixels cannot be filled.
16: 10 and 16: 9 ratio products, for high definition video content to compatible. You can see, 16: 10 ratio for widescreen LCD monitor for 16: 9 HD source, you can do lossless playback, just edged interference, the effect is not perfect.