Sunday, March 16, 2008

Analysis of Sony's OLED TV Reveals Design Innovations

The XEL-1 organic light-emitting diode (OLED) TV released by Sony Corp of Japan in December 2007 has a display only 3mm thick. In addition to its innovative design, another key selling point is the display performance. We measured and evaluated the display performance with the help of a panel engineer, and came to understand the difficulties that Sony faced in overcoming the drawbacks associated with using OLED panels in TVs, and how it made the best use of the superlative image quality that OLED panels offer.

Extending Service Life
The most intriguing of the difficulties Sony faced was brightness time control. It turns out that after the TV is turned on, the brightness is automatically adjusted through five levels in only 300s (Fig 1). This appears to be a clever way of utilizing still-developing OLED panels.

Full article here: Nikkei Electronics Asia

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