LG Philips and Universal-Display shows AM-OLED Display on Flexible Metal Foil At SID-2007


At the SID-2007 Show LG-Philips and Universal Display show a new prototyp.
Glass-based OLEDs are increasingly being found in a variety of first-generation applications, including cell phones and MP3 players, and have also been showcased in a number of large-area TV prototypes. OLEDs offer numerous advantages when compared to today’s LCD’s, including thinner form factor, a more beautiful visual appearance and, when using Universal Display’s PHOLED technology, lower power consumption.

One of the exciting novel features of OLEDs is their ability to be built on a flexible substrate and used in a conformal or flexing format, creating a range of new display and lighting opportunities. These opportunities include new electronics products such as a wrist-based PDA and the Universal Communication Device, a portable communication tool with a rollable display screen.

Flexible metal foil offers a number of desirable advantages that include enhanced thermal and mechanical durability, an important characteristic for high-temperature TFT processing, and potentially lower cost, when compared to the flexible plastic substrates that are available today.

The display prototype is a portrait-configured, 4” QVGA, 100 ppi full-color OLED display. The razor thin display was built on 76 micron thick metal foil (0.076 mm) and offers 256 grey scale levels per color (8 bit). The display can portray a variety of images, including full-motion video.

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