HDMI - A new standard for connecting home cinema

HDMI is the new type of connection to all new modern television, the most advanced home theater amplifier, several computers and monitors. But why is it important to buy a device with HDMI connection, and how much you should spend on HDMI cables?

HDMI stands for High Definition Multimedia Interface, and is designed to provide a backwards-compatible replacement for the DVI interface commonly found on computer monitors. The standard for a single cable that transfers could beHigh-definition video stream, up to eight channels of digital audio signal and a Consumer Electronics Control. Its main purpose was to determine the standard connection between all consumer AV devices, and computer monitors are. Today, all new television sets and projectors are equipped with at least one HDMI connection and usually get more high-definition video.

Hdmi

Perhaps the most important part of the HDMI specification has support for HDCP, High-bandwidth Digital Copy Protection.HDCP-protected content such as Blu-Ray can be decoded only with HDCP licensed player, and all devices that connect to the player, must be HDCP certified, or the player only output a signal to standard definition. For this reason, the purchase of high-definition projectors, TV or other devices, you better make sure they have HDMI ports and HDCP are unaudited.

Be careful when you connect your home theater system. You can not have an HDMI connection toAmplifier, and then a connection to the projector component, such as HDCP, the player to send a hi-def video signal through the last link can not be prevented via HDMI. However, you can get your Blu-ray player or cable box to connect to a TV and a HDMI connection part, how to send a digital optical audio cable to your amp.

HDMI transmits both audio and video. This means that one cable is needed to connect a TV to the Blu-rayor cable. If you have a separate home theater amplifier to be used, then the player and cable box can be the first to the amplifier, which are then connected to another HDMI cable connected to your TV. In this configuration, the amplifier of audio channels and passes the video channel on your TV. If you use the approach for a high quality home theater amplifiers are looking for, with multiple HDMI inputs for all sources that support HDCP.

Finally, a word to buy an HDMI cable. The prices of HDMICable can be very different, with some brands of cabling costs 10 times the price of the length of the cable without marking. In practice, the quality HDMI cables very little impact on the quality of audio and video are transmitted through them. Unlike the previous home-video cable, HDMI is a digital connection, so that the signals are much more resistant to interference and noise. For short cable lengths, most HDMI cables will be fine. Longer lengths may be more prone to connection dropoutsignal loss due to the HDCP, so consider spending a little extra on it, but keep away from more expensive brands, because they provide little additional benefit.

HDMI - A new standard for connecting home cinema

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The changes in the new HDMI 1.3 standard

Advances in high-definition video are so fast that it can be somewhat dramatic. HDMI (High Definition Multimedia Interface), which recently became part of mainstream HD A / V movement, but a new signal has already been cut and is likely to replace the original HDMI specification. HDMI 1.3 was released in the summer of 2006, but has finally begun to take the place of HDMI.

Before you turn off and go to the site of new HDMI 1.3, it is probably important to at least understand whatthe changes are actually, and if it's worth it. One of the biggest changes is optional compliance with the new audio standard HD, DTS HD and Dolby TrueHD. original use HDMI 7.1 surround sound audio for a while 'experience less real for true audio enthusiasts. Another useful feature is the automatic update audio / video synchronization, which means that the audio and video guaranteed to match. I have no problem once when I felt like I needed this option.

Hdmi

Another feature that I would like toSide-by-side analysis provides support for 30-bit, 36-bit and 48-bit video with "Deep Color", especially so for billions of colors. The single-link bandwidth is also increased to 10.2 Gbit / s over HDMI 1.3. Another feature that comes in handy for users of high-definition camcorder, the availability of a mini-HDMI connector.

The main thing to keep in mind is that if you go to get the home theater systems HDMI 1.3 compatible, it will not be able to these old HDMI cable and useSwitching from the old one. If you have multiple sources HDMI 1.3, you must feed your ad you have to go take a switch HDMI 1.3 compatible. Same with the cables. So the choice. You must evaluate the costs and benefits of choices.

The changes in the new HDMI 1.3 standard

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