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2011-06-18
, 07:10
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Banned |
Posts: 974 |
Thanked: 622 times |
Joined on Oct 2010
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#5541
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2011-06-18
, 07:36
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Posts: 283 |
Thanked: 336 times |
Joined on Dec 2009
@ Germany
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#5542
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Why repeat this over and over? It is not a rumour, it's pure speculation.
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2011-06-18
, 07:53
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Posts: 724 |
Thanked: 1,255 times |
Joined on Nov 2007
@ Cambridge, UK
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#5543
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if someone has „connections“ to Nokia and if this one ( zehjotkah) mentioned something about a new display technology on his own blog then i would call it rumor
And to underline this rumor/speculation, Nokia has already build this new screen:
Conference
Material Choices For Electro-tactile Haptic Interfaces
MRS Spring Meeting 2011
Paul Beecher; Zoran Radivojevic; Piers Andrew; Chris Bower; Samiul Haque; Darryl Cotton
Abstract: We present a robust, thin and optically transparent interface structure that can be overlaid unobtrusively on top of a display screen. This structure acts as an electrotactile system that directly delivers localized and visually correlated tactile information to the user’s skin, enabling graphic tactile feedback. The device structure operates at very low current level (< 10µA) and with potentials in the range of tens of volts, which is a significant improvement on current electrotactile paradigms. The proposed structure doubles as an input and output device in assisting the user interaction with a touch screen display. The technology is based on electrovibration, in which touch receptors in the skin can be deceived into perceiving texture when a fingertip is swiped across an insulating layer above a metal surface carrying an alternating potential. This effect is due to the varying electrostatic attraction between the conductor and the deeper, liquid-rich conducting layers of the skin – an effect which changes the perceived dynamic friction. Complex stimulation patterns, involving the mixing of multiple AC frequency components (10Hz – 500Hz) and the actuation of several electrodes simultaneously, may allow for the generation of an unprecedented range of “haptic illusions”. These may range from the emulation of real touch sensations, to completely new patterns of tactile feedback, and new ways of interacting with electronic devices. This solution also overcomes the need for the physical displacement of mechanical parts and is therefore several orders-of-magnitude more energetically efficient in providing real time feedback to the user. Our work tackles the expected evolution of mobile devices and displays towards flexible and compliant form factors. Our concept implementation is based on the use of novel nanomaterials and structures that are compatible with the requirements for these new technologies. Conductors that are simultaneously flexible, conductive and transparent have been investigated, ranging from wide-bandgap oxide materials to carbon nanostructures, e.g., carbon nanotube networks and graphene, and also include silver nanowire networks and thin metal grids. These conductors can all be deposited on flexible substrates, and uniformly coated with appropriate dielectric materials. Much focus has been on high-k amorphous oxide materials such as hafnia, but, barium titanate and parylene have also been used. The exploration of an extensive materials library necessitates use of a number different fabrication techniques including sputtering, vacuum deposition, and various solution methods and printing techniques. In addition, the inclusion of scratch resistant, hydrophobic and oleophobic materials on the top surface to combine electrical insulation, scratch resistance and stain/water/fingerprint repellence in a single finishing layer helps maintain and protect a pristine display surface.
http://research.nokia.com/biblio
this was found and already posted some weeks ago by nikrohr
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2011-06-18
, 08:07
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Posts: 283 |
Thanked: 336 times |
Joined on Dec 2009
@ Germany
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#5544
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2011-06-18
, 08:13
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Posts: 724 |
Thanked: 1,255 times |
Joined on Nov 2007
@ Cambridge, UK
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#5545
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Sorry, I didn’t mean hybrid, but a mixed display. the first could the capacitive one and the layer resistive to give you haptic feedback. But after reading again, i think this haptic feedback will be done by electronic stimulation of your receptors. Have to wait a few more days to know what it will be.
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2011-06-18
, 08:17
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Posts: 214 |
Thanked: 256 times |
Joined on May 2010
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#5546
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resistive touchscreen is a „no go“ nowadays. the mainstream want an iphone-like screen and the consumer N9 is for them (not like the good old N900). And if you look at the actual TS-Phones made by nokia, you will notice that they all have a cap. screen. So you can be 100% sure the N9 has it too. BUT there is a rumor that it will have a special new display making a HW keyboard „dispensable“ and MAYBE this new technology is a mix of capacitive and resistive screen.
EDIT: BTW in 2 days, 20h and 9 minutes we will know more
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2011-06-18
, 08:18
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Posts: 724 |
Thanked: 1,255 times |
Joined on Nov 2007
@ Cambridge, UK
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#5547
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2011-06-18
, 08:26
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Posts: 283 |
Thanked: 336 times |
Joined on Dec 2009
@ Germany
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#5548
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Yes, he was using the one with the keyboard, the development device doesn't have haptics like the consumer device is supposed to have.
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2011-06-18
, 08:35
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Posts: 233 |
Thanked: 516 times |
Joined on May 2011
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#5549
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2011-06-18
, 08:38
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Posts: 219 |
Thanked: 80 times |
Joined on Mar 2011
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#5550
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Tags |
duke nukem4eva, epic!, harmattan, n-950, nokia diamond, non-believers, rm680, wasteland |
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