I found that this is actually not an uncommon thing, that a large company will put their own 'patent' stamp on something quite rudimentary, for various reasons, none of which need to be technical at all, which raised my original question of valid claims and patentability. People will even go as far as filing a patent in order to protect a working relationship, for example
On Wed, Oct 20, 2021 at 4:59 PM Theo Verelst <[email protected]> wrote: > Zhiguang Zhang wrote: > > Hello music-dsp list > > > > > > Not my intention to post anything slanderous but any idea why someone > would want to go > > ahead and patent essentially what an open-source FFT library contains?... > > My guess is that the area appeals to such person for some reason or > another, and that they > figure somehow even a strangely formulated "optimization" while maybe > changing a few > parameters in a coherent way might be profitable or give them a more solid > name. I don't > think turning a spectrogram into a JPG image would be enough to patent, > but if you get a > bit quasi creative with some of the frequency weighing and time domain > signal > considerations and present it in some way that appeals to patent office > employees, why not ? > > Some people are born with an incredible desire to be patent owner or chip > designer or > professor and just won't be happy being a good engineer or scientist, so > everything that > counts may help them! > > Theo V. >
