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What Is HDMI Adapters? How Does HDMI Adapters Work?


HDMI Adapters
HDMI Adapters (High Definition Media Interface) are designed to transmit high definition audio and video signals. These signals are then transferred between a HDMI compatible devices such as computer monitors, video projectors, televisions or digital audio devices. HDMI is that the latest technology standard for making high–bandwidth connections to transmit digital information between digital devices. Since its introduction into the consumer electronics market in 2003 HDMI has experience a rapid rate of adoption even though there is a lag in the move towards HD content.
For devices with a HDMI port the connection is simply connecting a cable. However variety of accessories are accessible to help customize HDMI connectivity to meet special specifications with HDMI Adapters, for better quality connection its best to use gold plated connectors.
Portable devices specially might have a smaller version of the HDMI port that need an adapter. Many older products with connectors that can adapted to HDMI with the use of adapters or converters.

What Is A HDMI Cable Used For?
HDMI technology is used predominantly to transmit High Definition video and multi–channel audio between digital devices over one cable. HDMI may be found in a range currently model consumer electronics together with Plasma and LCD screens, Blu-ray Disc players, Av receivers, set–top boxes, personal computers (PCs), video game consoles, and Camcorders.
HDMI is that the Digital alternative to historically used analogue signals like VGA, Composite Video, S–Video and SCART.

How Does HDMI Work?
A HDMI cable uses TMDS (Transition Minimized Differential Signaling) technology to encode and transmit data between digital devices. TDMS acts to protect data from deterioration as it travels through the copper cables to its destination.
HDMI cables are able to transmit uncompressed information without the requirement to convert content to AN analogue signal between devices as was necessary with alternative older interfaces. Because no conversion is required there is no deterioration of video quality; Images are smoother and sharper whist audio is crisp and without distortion. This is partly why HDMI is common to be used between HD devices.
HDMI technology transmits all digital audio and digital video signals via the one high–speed cable. Whilst HDMI cables permit two approach communication between devices, HDMI ports presently only provide data to be sent within the one direction (however the trendy HDMI, from version 1.4 onwards, allows for upstream signals to be passed from port to port - known as Audio Return Channel). With the correct setup, HDMI can make a significant difference in a home theatre system.

What types of connectors can convert to HDMI?
DVI
Digital Video Interface (DVI) provide high quality connections between digital displays. Both signals are digital, so a HDMI to DVI conversion cable will need installing. However the HDMI can carry both video and audio signals, DVI can only transport video with audio cables needed. The HDMI Adapters can connect devices such as DTV's, plasma displays, LCD TVs and projectors to digital sources such as DVD players, set top boxes.
VGA
Video Graphics Array (VGA) is more complex than the DVI to HDMI due to VGA signals being analog. They are designed for use with laptops, tablets, smartphones and desktop computers for resolutions up too 1080p. This cable is ideal if you wish to use Apple TV with an older VGA equipped monitor.
DisplayPort
DisplayPort adapter allows the streaming of audio and video from a laptop or tablet to a HD TV. Simply connect the cable to the DisplayPort of the source device and also the HDMI connector to digital display. Another variant is Mini DisplayPort, which supports 1080p with video mirroring and extended desktop modes.

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