2011年3月8日星期二

HDMI Lets You Enjoy Your Life


HDMI is high speed digital transmission standard with an aggregate information rate of ~4.95 Gbps. It is showed that any signal waveform can be resolved in to a summation of harmonically related sine waves. The amplitude of the sine waves can be determined by calculation of Fourier transforms.

The High Definition TV experience continues to drive manufacturers to offer truly digital devices. The days of analog video interfaces are limited. In earlier articles, they touched on HDMI connections. It is clear that HD sources such as DVD players, Cable settop boxes, satellite boxes are transitioning to the HDMI standard. It is inevitable that future HD sources such as HD DVD players (HD or Blue Ray), & video game stations will utilize HDMI as the interface standard. With all these new HDMI source, how does one get the desired input to the HD monitor? In this news story, they will get in to the details of such a gizmo: the HDMI switch.

HDMI is high speed digital transmission standard with an aggregate information rate of ~4.95 Gbps. Jean Baptiste Fourier (1768-1830) showed that any signal waveform can be resolved in to a summation of harmonically related sine waves. The amplitude of the sine waves can be determined by calculation of Fourier transforms.

The High Definition TV experience continues to drive manufacturers to offer truly digital devices. The days of analog video interfaces are limited. In earlier articles, they touched on HDMI connections. It is clear that HD sources such as DVD players, Cable settop boxes, satellite boxes are transitioning to the HDMI standard. It is inevitable that future HD sources such as HD DVD players (HD or Blue Ray), & video game stations will utilize HDMI as the interface standard. With all these new HDMI source, how does one get the desired input to the HD monitor? In this news story, they will get in to the details of such a gizmo: the HDMI switch.

A HDMI switch allows the finish user to select multiple HDMI sources, such as DVD players, settop boxes, in to 1 HD monitor. The basic modelsavailable are 3x1 HDMI switch, which basically means that there's 3 inputs & 1 output. The 3X1 HDMI switch allows the user to switch between 3 HDMI sources. There's also 5x1 HDMI switches obtainable which allows the user to select up to 5 HDMI sources.

Incidentally, they highly encourage users to select at least a 3 port model for future expandability. 2 port HDMI switches will be 100% occupied as most HD hometheaters will use a HD cable or satellite receiver as well as a HD DVD player. With a plethora of HDMI sources, for example PS3, Blu-Ray, HD DVD, Apple TV, & HD video cards coming to market, it is prudent to have at least 3 HDMI inputs obtainable to your HDTV.

A HDMI switch allows the finish user to select multiple HDMI sources, such as DVD players, settop boxes, in to 1 HD monitor. The basic modelsavailable are 3x1 HDMI switch, which basically means that there's 3 inputs & 1 output. The 3X1 HDMI switch allows the user to switch between 3 HDMI sources.

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