TrustedReviews Awards 2007

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Published 29th Nov 2007
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TrustedReviews Awards 2007
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Best Technology

Multi-Touch (Apple iPhone / iPod touch)



In the 70s it was LED digital watches, in the 80s it was PCs, in the 90s it was stylus based PDAs. Now the noughties has its defining technology - the multi-touch interface, sported most famously by the iPhone and the iPod touch.

As its name suggests, multi-touch is where a surface can detect multiple contacts, making gesture based interfaces a reality, a step above the simple touch screens we've had for many years. This has revolutionised the way users can interface with their devices. No longer do gadgets have to be festooned with buttons; we can manipulate them in a more personal, connected manner.

The iPhone and latterly the iPod touch, have brought this into the mainstream in a big way as implemented into mobile Safari. If you're viewing a web page say, the chances are that you won't be able to read the text on the relatively small display. Instead you place two fingers on the screen, move them apart and the page will zoom in, and then re-render for clarity. The same method is used to look at and zoom in on pictures. If you haven't actually experienced it, it's worth finding your nearest Apple store and giving it a go - it's not hyperbole to describe it as revolutionary.

Naturally enough, we've seen everyone jump on the multi-touch bandwagon, such as HTC rather lamely hacking on a faux touch interface onto its Touch.

However, multi-touch can be so much more, as breathtakingly demonstrated in this demo of a true large screen multi touch screen by Jeff Han. This uses the whole hand rather than just two fingers, and gives a strong clue as to where desktop computer interfaces could go. As he says in the presentation, "the interface kind of disappears" and you see him moving around digital photos, zooming in on a 3D map, and creating animated puppets.

Microsoft has implemented some of this into its Surface table, but Apple has to take credit as bringing it to the masses, via the iPhone/touch.

2nd Place: Display Link

Display Link is one of those technologies that you have to file under, ‘why did no one think of this before?'. What it does is enable you to connect multiple monitors to a PC using just USB, without a graphics card in sight. Of course your system will need one graphics card to boot, but adding a second display is just a case of plugging the screen into a USB port. We saw this in action with Samsung's SyncMaster 940UX. How it works is that the display acts as a VGC, a Virtual Graphics Card, so that Windows sees the screen as second graphics card. The display incorporates a rendering chip that converts the data sent across USB into a viewable image. It also has integrated flash memory that contains the drivers. This makes it a plug and play experience. You can then daisy chain up to six monitors to a PC saving you the cost of buying two additional graphics cards and a motherboard that can house them. Genius really.

Compared to the likes of multi-touch, selling a micron process reduction as sexy technology is a struggle. Especially, as it's something that the semiconductor industry does on a regular basis. Shrinking the silicon is vital as it enables transistor counts to be increased, increasing performance, while reducing heat and increases yields, which saves cost. However, for Intel to move from 65nm to 45nm was no easy task, as it was running into the physical limits of its current technology at an atomic level. Remember, 45nm is one billionth of a metre. For more technical detail you can go here, but suffice to say it's a problem that would have Scotty screaming out, ‘Ye Cannae Change the Law of Physics" and reaching for his Scotch. Needless to say, the boffins at Intel managed to solve this little technical conundrum with their usual panache, meaning we get the next gen of processors in the guise of Penryn without a hiccup. So while to the consumer it looks as if it's all been smooth sailing, really Intel has been paddling away like mad under the surface. So much so that its co-founder Gordon Moore described the move to 45nm as the "biggest breakthrough in process technology for a generation." Say no more.

 

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