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[Speech-reco] RE: [SpeechIO] Can I copy this code directly?
From: |
Sina Bahram |
Subject: |
[Speech-reco] RE: [SpeechIO] Can I copy this code directly? |
Date: |
Thu, 14 Oct 2010 10:41:36 -0400 |
I forwarded the question to some folks who should know.
Take care,
Sina
-----Original Message-----
From: address@hidden [mailto:address@hidden On Behalf Of Bill Cox
Sent: Thursday, October 14, 2010 9:51 AM
To: Vinux Development; address@hidden; speech input and output
Subject: Re: [SpeechIO] Can I copy this code directly?
Oops! Wrong patent! The patent I meant to talk about is this one:
http://www.freepatentsonline.com/4625286.html
The other one is not very interesting to me.
Bill
On Thu, Oct 14, 2010 at 8:51 AM, Bill Cox <address@hidden> wrote:
> I think the technology in this patent rocks:
>
> http://www.freepatentsonline.com/5012518.html
>
> In 1978, this guy compressed speech to the most important 4 formants
> (poles), plus a second order correction polynomial. It's based on the
> same technology I've been playing with, LPC. He even does what I
> wanted to do, making traces of formant movement over time. The patent
> has expired, which means I can duplicate as much of this work as I
> like for free. Even better, the patent includes an Apendix A, which
> is the entire Fortran source code for the algorithm. I see no
> copyright notice on the code.
>
> So, am I actually allowed to copy the Fortran code directly? Doesn't
> putting it in a patent application with no copyright notice place it
> into the public domain? Too bad we don't have blind lawyers on the
> list!
>
> Bill
>
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