Or invert the problem, instead of buttons, make holes. The touch sensitive surface is exposed through the holes, and you can feel which hole you are poking at. A relatively stiff transparent cover with holes in is easy to make (
<a href="http://techshop.ws">techshop.ws</a> laser cutter :-) and clip onto the face of the phone.<br><br>Adrian<br><br><div><span class="gmail_quote">On 6/5/07, <b class="gmail_sendername">Joe Friedrichsen</b> <<a href="mailto:pengi.films@gmail.com">
pengi.films@gmail.com</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">On 6/5/07, Bradley Hook <<a href="mailto:bhook@kssb.net">
bhook@kssb.net</a>> wrote:<br>> Steven Milburn wrote:<br>> > Personally, I'd like to see a touchscreen with some type of ability to<br>> > raise<br>> > dimples at any point under software control. Kind of like a braille reader
<br>> > on acid. If only such a thing existed. (does it?)<br>><br>> One word: expensive.<br>> Refreshable Braille displays do exist, and even the cheapest functional<br>> ones make the current cost of the Neo look like pocket change.
<br>> Incorporating this sort of technology into the Neo would not only be<br>> expensive, but the mechanics of these things require a lot of<br>> maintenance, not a fun thing to have in a phone.<br><br>While refreshable Braille on a touch screen would be the final goal
<br>for accessibility, I think the OP was talking about mimicking buttons,<br>which I imagine wouldn't need to be nearly as precise. One 'bump' per<br>finger-space requires a much smaller resolution than six bumps per
<br>finger-space (as is used in Braille). Mechanical movement is still the<br>challenge, but reducing the actuators by a factor of 6 is a big help.<br><br>Joe<br><br>_______________________________________________<br>OpenMoko community mailing list
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