Understanding LED Television Technology

By Wayne Torres

Flat screen televisions have not taken too long to be the accepted as normal in many of our houses. The battle has gone on for several years between LCD and plasma televisions, with LCD coming out on top due to their longer life span and more affordable prices. However, the days of the LCD may well be numbered, with the latest generation being released through the new LED television.

Cynics out there, (of which I am a fully paid up member of the club), will snort at such an announcement and claim it is nothing more than a money making exercise. And whilst this holds some water; the technology in an LED television is a step in the right direction, so should not be dismissed too readily.

In essence, an LED television is just the same as the LCD that is probably sitting in your lounge right now. The difference is regards how the light emitting diodes, (LED), send the light to the screen. This is of course very complex, but in layman terms relies on backlit or sidelit, (edge), technology.

Having the lights set up in this way allows for greater control of the picture; lights can be dimmed and brightened independently of their neighbours; creating a richer content and feel and most important of all, creating true image black scale; they key to picture quality.

Whilst the benefits are far reaching with LED television technology being able to produce better quality images with high brightness and contrast levels, the benefits do not stop here. This better quality image is produced using less power and creating less light and heat wastage. This of course also allows the lifespan to be much longer than even the most robust of LCD TV currently on the market.

The depth of the TVs is also thinner than what is presently available. Amazing as this may sound, it is quite true. The depth of LCD and plasmas are presently given in inches, an LED television will be measured in millimetres; with somewhere around 9 or 10 being the standard, though screens of just 6mm are available now.

Okay, this all sounds excellent but of course, it isn't all good news. Whilst no limitations exist to the operation of an LED television, there is a limitation regards affordability. It is really no different to the large prices that LCD and most particularly plasmas were tagged with though.

The benefits then are quite significant with this new technology; better pictures, better lighting; better control, and all whilst having a positive impact on the environment. Indeed, the only downside remains the price.

However, as with any new concept, the price will be high initially, to pay for investment that the manufactures have had to spend on research and development. The price of an LED television may be out of the reach of many for the time being, but over the next few years this will come down to realistic levels. Just in time for the next advance probably! - 29943

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