<![CDATA[Gizmodo: flexible display]]> http://tags.gizmodo.com/assets/base/img/thumbs140x140/gizmodo.com.png <![CDATA[Gizmodo: flexible display]]> http://gizmodo.com/tag/flexibledisplay http://gizmodo.com/tag/flexibledisplay <![CDATA[Busted: Why I Can't Wait for Flexible Displays]]> When I got up this morning, I threw my Kindle in my bag's padded courdoroy laptop sleeve like I always do. A few hours later, I pulled it out and it looked like this.

Granted, this is partially my fault—I didn't keep it in the ugly cover that comes with the Kindle, just like I don't lock my iPhone or any other gadget in disfiguring covers, since I'm all about naked gadgets (almost entirely for aesthetic reasons), and I thought my bag's padded sleeve provided sufficient protection. Apparently it does not when you have a heavy DSLR on the other side of the stuffing and some guy slams into your bag.

A book made out of dead trees would've buckled and creased and returned to its original shape. So would a reader with a flexible display like Plastic Logic's, which at one point was said to withstand getting smacked by a shoe. Which actually takes it one step closer to emulating books than the more fragile Kindle or any other E-Ink powered reader—too bad Plastic Logic's reader is about a year away. (Though it says something about the Kindle that I'd sort of taken to treating it almost like a real book, and that this is the first time I'd actually materially felt the gap between it and paper.)

The story for other kinds of flexible displays, like bendy OLED, is actually even more depressing, since "progress" at this point means they're now 5 years away. Given how easy it is break screens, and how much we depend on them now—witness the slow recession buttons, though I'm sure they'll experience a retro counter-touch resurgence—rugged displays that we can treat like organic materials instead of delicate magic under the constant threat of destruction by mere everyday living might be more revolutionary than expected.

Or maybe I'll just have to learn to be more careful. [Giz's Kindle Review]

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<![CDATA[Flexible OLED Screens Are Really Coming Now]]> Making a regular OLED display is, like, hard. So you can imagine making a flexible one just totally sucks. Arizona State's Flexible Display Center and Universal Display Corporation have a new way to make bendy OLED screens that might make mass production possible in just a few years.


It's simpler than the crazy ion blaster technique Samsung used to produce their flexible OLED display, adapting the "traditional" process of manufacturing OLED displays (UDC uses vacuum thermal evaporation) in a more "benign" way so that it can be implemented directly on a soft piece of plastic, hence the potential for mass production. Essentially, the plastic substrate is glued to a piece of glass while they process it, and then it's carefully peeled off. What you end up with is an OLED implemented directly on plastic.


That said, while FDC believes "most of the key manufacturing roadblocks have been addressed and it's time to start thinking seriously about commercial production," commercial gadgets with flexible OLED displays are still a few years away. And we're talking like 4-6 inches, not even 8-10 for a bendy tablet thing. On the upside, they think they can get the price premiums down to "no more than 10 percent" above existing display prices within the first 5 years of commercial production. We'll see.

FDC and Universal Display Corporation Make Breakthrough in Flexible Display Manufacturing Process; Advance Flexible OLEDs Closer to Mass Market

TEMPE, Ariz. – June 1, 2009 - The Flexible Display Center (FDC) at Arizona State University and Universal Display Corporation (NASDAQ: PANL), today introduced the first a-Si:H active matrix flexible organic light-emitting diode (OLED) display to be manufactured directly on DuPont Teijin's polyethylene naphthalate (PEN) substrate. Implementing Universal Display Corporation's phosphorescent organic light-emitting diode (PHOLED) technology and materials and the FDC's proprietary bond-debond manufacturing technology, the 4.1-inch monochrome quarter video graphics array (QVGA) display represents a significant milestone towards achieving a manufacturable solution for flexible OLEDs.

Flexible OLEDs are designed to target a number of military and commercial applications that require more rugged displays. With Universal Display's PHOLED technology and materials, the new display achieves the same brightness as traditional displays with extremely low power consumption. Additional advantages of the technology include lower operating temperature due to less heat being generated, easier to drive, longer battery life, and more stable transistors.

"Being a founding member of the Flexible Display Center, Universal Display is pleased to see the significant progress enabled by our cooperation," said Mike Hack, Vice President of Strategic Product Development at Universal Display. "Together, the FDC and Universal Display have demonstrated technology paths which will accelerate the introduction of exciting new flexible OLED displays on plastic substrates."

"This development of flexible AMOLED technology gives the industry a solid starting point towards manufacturing, mass production and commercialization of flexible OLEDs," said Shawn O'Rourke, director of engineering for the FDC. "The fact that we have achieved a functional flexible OLED manufactured directly on plastic using the Center's manufacturing process represents a significant achievement, and continued developments over the next few years will lead to full color, full motion video flexible displays."

The flexible backplane display was manufactured at the Flexible Display Center utilizing a 180°C thin film transistor process. The FDC's facility implements traditional flat panel and semiconductor tools and processes to achieve flexible displays, enabled by its proprietary bond-debond technology to secure the plastic substrate to a rigid carrier during manufacture.

The integration of Universal Display's PHOLED frontplane delivers a key enabling technology for the flexible OLED. The PHOLED materials allow the OLED to convert up to 100 percent of the electrical energy into light, as opposed to traditional fluorescent OLEDs which convert only 25 percent, providing up to four times more energy efficiency. Universal Display integrated the FDC backplane designed for its PHOLED frontplane to produce the display.
The FDC and Universal Display will present a paper discussing the active matrix flexible OLED on Friday June 5th in session 65.4 at SID 2009. Additionally, the FDC will demonstrate this device and other flexible display technologies in booth # 523 at the show. Universal Display, located at booth #676 at the show, and DuPont Teijin are members of the Flexible Display Center.

About the Flexible Display Center at Arizona State University
The FDC is a government – industry – academia partnership that's advancing full-color flexible display technology and fostering development of a manufacturing ecosystem to support the rapidly growing market for flexible electronic displays. FDC partners include many of the world's leading providers of advanced display technology, materials and process equipment. The FDC is unique among the U.S. Army's University centers, having been formed through a 10-year cooperative agreement with Arizona State University in 2004. This adaptable agreement has enabled the FDC to create and implement a proven collaborative partnership model with over 20 engaged industry members, and to successfully deploy world class wafer-scale R&D and GEN-II display-scale pilot production lines for rapid flexible display technology development and manufacturing supply chain commercialization. More information on the Flexible Display Center can be found at www.flexdisplay.asu.edu.

About Universal Display Corporation

Universal Display Corporation is a world leader in developing and commercializing innovative OLED technologies and materials for use in flat panel displays, solid-state lighting products, electronic communications and other opto-electronic devices. Universal Display is working with a network of world-class organizations, including Princeton University, the University of Southern California, the University of Michigan, and PPG Industries, Inc. Universal Display has also established numerous commercial relationships with companies such as Chi Mei EL Corporation, DuPont Displays, Inc., Konica Minolta Technology Center, Inc., LG Display Co., Ltd., Samsung SMD Co., Ltd., Seiko Epson Corporation, Sony Corporation, Tohoku Pioneer Corporation and Toyota Industries Corporation. Universal Display currently owns or has exclusive, co-exclusive or sole license rights with respect to more than 940 issued and pending patents worldwide.

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<![CDATA[Flexible OLED Display is .05mm Thick, Flaps Around in the Wind]]> Samsung has unveiled an ultra-thin 'flapping' OLED screen at FPD International 2008, demonstrating the flexibility of the display by letting it bend and flutter in the wind. At a paper-thin .05mm, the 4-inch screen is still able to create an image of 480x272 pixels, with a 100,000:1 contrast ratio and 100% reproduction of the NTSC color gamut, which is in line with most new flat panel screens on the market. If this all sounds familiar, it's because Sony made a lot of the same claims a few weeks ago — but they didn't have the balls to let their screen go all flippy-floppy in public.

Samsung couldn't accomplish this with a normal glass substrate for obvious reasons, so they pioneered a new "sputtering" technique to coat the panel with a flexible membrane. Here's how it goes: a block of the coating material is blasted with an ion gun, causing it to eject bits of itself into an thermodynamically unbalanced cloud of atoms, which then cling to and form a film on anything else in the vacuum chamber — namely, this floppety panel.

This looks like it is just a one-off, unpriced expo unit, but at least we know it's possible. This tech come interesting close in capability to Samsung's other recently demonstrated ultra-thin color display, so we might have the beginning of an confusing display tech overlap. Cool, Samsung. Please sort that out, and wake me up when my shirt is a TV. [TechOn via OLED Display]

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<![CDATA[Nokia Morph Cellphone Rolls Up, Stretches, Cleans Itself]]> Nokia's new Morph concept phone would use nanotechnology to give it a flexible body with a transparent display that could be re-shaped depending on the user's needs, a far cry from today's solid and chunky devices. Even the electronics inside it would be transparent and flexible, so the whole phone may be twisted and stretched into bracelet shapes or tablet form, and nanotech cleverness means it would even clean itself. Developed in cooperation with Cambridge University, this glimpse of a distant future is now on display at the MoMA in New York. Jump for video and yadda-yadda press release.

Nokia and University of Cambridge launch the Morph - a nanotechnology concept device

New York, US and Espoo, Finland — Morph, a joint nanotechnology concept, developed by Nokia Research Center (NRC) and the University of Cambridge (UK) - was launched today alongside the "Design and the Elastic Mind" exhibition, on view from February 24 to May 12, 2008, at The Museum of Modern Art (MoMA) in New York. Morph features in both the exhibition catalog and on MoMA's official website.

Morph is a concept that demonstrates how future mobile devices might be stretchable and flexible, allowing the user to transform their mobile device into radically different shapes. It demonstrates the ultimate functionality that nanotechnology might be capable of delivering: flexible materials, transparent electronics and self-cleaning surfaces.

Dr. Tapani Ryhanen, Head of the NRC Cambridge UK laboratory, Nokia, commented: "We hope that this combination of art and science will showcase the potential of nanoscience to a wider audience. The techniques we are developing might one day mean new possibilities in terms of the design and function of mobile devices. The research we are carrying out is fundamental to this as we seek a safe and controlled way to develop and use new materials."

Professor Mark Welland, Head of the Department of Engineering's Nanoscience Group at the University of Cambridge and University Director of Nokia-Cambridge collaboration added "Developing the Morph concept with Nokia has provided us with a focus that is both artistically inspirational but, more importantly, sets the technology agenda for our joint nanoscience research that will stimulate our future work together."

The partnership between Nokia and the University of Cambridge was announced in March, 2007 - an agreement to work together on an extensive and long term programme of joint research projects. NRC has established a research facility at the University's West Cambridge site and collaborates with several departments - initially the Nanoscience Center and Electrical Division of the Engineering Department - on projects that, to begin with, are centered on nanotechnology.

Elements of Morph might be available to integrate into handheld devices within 7 years, though initially only at the high-end. However, nanotechnology may one day lead to low cost manufacturing solutions, and offers the possibility of integrating complex functionality at a low price.

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<![CDATA[Samsung Shows Off Wild-Ass Flexible Displays]]> This is probably more fantasy than reality, but at Samsung's recent "Sdium" showroom in Korea earlier this week, the company was showing off radical-looking models of flexible displays. We especially like the Samsung SDI flexible display shown here, which is apparently rolled up within its two scrolls until you want to watch a cartoonish-looking still of Star Wars. Someday, these screens may actually show moving, color pictures. Take the jump for a look at the technology as it might appear on a bracelet viewing device.

samsung_flexdisplay2.jpg
Now, that's one bracelet any self-respecting geek wouldn't mind wearing. [AVing]

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