[sdiy] PLL module (was: Re: trolls and unicorns

[cheater cheater]

Hi Juergen,
never heard of JOS having anything to do with Yamaha, but check this out:
http://en.wikipedia.org/wiki/Frequency_modulation_synthesis


> History
>
> The technique, which was discovered by John
> Chowning (Chowning 1973, cited in Dodge
> and Jerse, p.115) at Stanford University in
> 1967-68, was patented in 1975 and later
> licensed to Yamaha.
>
> It should be noted that the implementation
> commercialized by Yamaha (US Patent
> 4018121 Apr 1977 or U.S. Patent 4,018,121)
> is actually based on phase modulation.

Cheers
D.

On Wed, Apr 7, 2010 at 19:11, JH. <jhaible at debitel.net> wrote:
> It's been a while since I've been writing this ...
> Didn't Yamaha licence the Patents of Julius Smith?
> I just checked my hard disc - no PM patents sored there.
> I guess it's up too Google then ...
>
> JH.
>
>
> ----- Original Message -----
> From: "Scott Nordlund" <gsn10 at hotmail.com>
> Cc: <synth-diy at dropmix.xs4all.nl>
> Sent: Wednesday, April 07, 2010 5:21 PM
> Subject: Re: [sdiy] PLL module (was: Re: trolls and unicorns
>
>
>
> Could you tell me what Yamaha patent(s) you're referring to?  I've been playing with "sort of not really" physical modeling stuff in
> PD lately (results here: http://www.4shared.com/file/255168234/4ea7e40b/radiohalo17.html) and I'm curious as to where they've taken
> it.
>
> ----------------------------------------
>> From: jhaible at debitel.net
>> To: tensiontype at hotmail.com
>> Date: Wed, 7 Apr 2010 08:52:50 +0200
>> CC: synth-diy at dropmix.xs4all.nl
>> Subject: [sdiy] PLL module (was: Re: trolls and unicorns
>>
>> I'm working on an Analogue Physical Modelling module. Part of it is a PLL, that is used for clocking a BBD with the tracking
>> accuracy of an ordinary audio range VCO:
>>
>> http://www.jhaible.de/physmod/jh_ana_phys_mod.html
>>
>> JH.
>>
>>
>> ----- Original Message -----
>> From: "Sean Ellis"
>> To: "Sean Ellis" ; "Julian" ; "Harry Bissell" ; "Jason
>> Proctor"
>> Cc:
>> Sent: Tuesday, April 06, 2010 11:15 PM
>> Subject: Re: [sdiy] trolls and unicorns
>>
>>
>> D'oh! PLL is what I meant, it's late....
>>
>> ----- Original Message -----
>> From: "Sean Ellis"
>> To: "Julian" ; "Harry Bissell"
>> ; "Jason Proctor"
>> Cc:
>> Sent: Tuesday, April 06, 2010 11:07 PM
>> Subject: Re: [sdiy] trolls and unicorns
>>
>>
>>>I try to avoid posting on these types of threads but if you think AH is a
>>>troll fest you dont frequent the internet very often. It was part of my job
>>>to consult with the community for my last game I worked on, AH (forget
>>>about SDIY) is the height of good manners and camaraderie compared to the
>>>internet as a whole. I have this printed on my wall at work:
>>> http://justagirlintheworld.com/images/fucktard.jpg
>>> :-D
>>>
>>> Back to business, why are there so few PPL modules out there? A long time
>>> ago I made a crazy module with a PPL at its heart, it was based on a
>>> harmony circuit that was supposed to perform a backup when a person
>>> whistled a tune. With some careful additions it turned into an amazing
>>> 'fattener' module for synths, the tracking was awful and sounded like your
>>> drunk friend trying to see what keys you were pressing....I always
>>> wondered why people dont use PPLs more.
>>>
>>> ----- Original Message -----
>>> From: "Julian"
>>> To: "Harry Bissell" ; "Jason Proctor"
>>>
>>> Cc:
>>> Sent: Tuesday, April 06, 2010 9:50 PM
>>> Subject: Re: [sdiy] trolls (was: Wave terrain synthesis)
>>>
>>>
>>>>> What's this... has s-diy been invaded by Analogue Heaven ??? :^)
>>>>
>>>>
>>>> please, i beg you... dont let it happen!
>>>>
>>>> this list is a breath of fresh air compared with the petty bickering that
>>>> goes on on AH, despite the authoritarian heavy handedness that seems to
>>>> *always* be running just under the surface (sometimes i wonder if that in
>>>> itself creates the atmosphere of tension that fuels the general feeling
>>>> of unrest, but thats another debate)
>>>>
>>>> remember, generally, when two people start talking at (rather than with)
>>>> each other on an internet mailing list, they both end up looking like
>>>> fools to evreyone else, so the only real people they are impressing are
>>>> themselves.
>>>> _______________________________________________
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>>>>
>>>
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>>
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