[sdiy] touch keyboard patent

[Mattias Rickardsson]

Are these patents dealing with the shape of the touch areas/traces, the
control/detection circuitry and signals, methods of detecting continuous
position/pressure, or all of the above?

/mr

Den sön 6 okt. 2024 20:05Tom Wiltshire <tom at electricdruid.net> skrev:

> +1 agree. Just because the patent exists doesn't mean it's enforceable, or
> even that there's anyone still interested in enforcing it.
>
> Make a note of which the *earliest* patent you've found is, and if anyone
> comes after you because of one of the later ones, tell them that there's
> prior art and theirs is worth nothing!
>
> On 6 Oct 2024, at 18:10, Mike Bryant <mbryant at futurehorizons.com> wrote:
>
> People patent all sorts of things in the hope somebody just pays up.   I
> can't imagine there's been much innovative in touch apart from the Apple
> two fingered gestures for decades so just go ahead.
>
> On 6 Oct 2024 17:59, Roman Sowa via Synth-diy <synth-diy at synth-diy.org>
> wrote:
> Has anyone ever dealt with capacitive touch keyboard for musical
> instrument in legal terms?
> There seems to be quite a few patents out there for this, and many of
> them not expired at all.
> I wonder how EDP managed that with their Wasp and Gnat, or maybe the
> patent weren't yet granted back then?
> There are also currently made instruments with touch keyboards like
> Buchla and all its clones, MicroFreak and others.
> Possibly if I make the pads in funny shape and with obligatory stupid
> graphics, I'm safe, but I'd really like my keyboard to look like keyboard.
>
> Roman
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