jaydeeaich at gmail.com
Fri Jun 25 14:06:29 EDT 2010
On 6/24/10, Werner Almesberger <werner at openmoko.org> wrote:
> JDH services wrote:
> > On 6/24/10, Werner Almesberger <werner at openmoko.org> wrote:
> >> MSK is a special configuration of FSK:
> > "MSK can also be viewed as a continuous phase frequency shift keyed
> > (CPFSK) signal with a frequency separation of one-half the bit rate."
> > from http://en.wikipedia.org/wiki/Minimum-shift_keying
> Yes, MSK is a CPFSK is an FSK [1, 2] is an FM. Silabs don't mention
> explicitly that their FSK has continuous phase. However, their use
> of a VCO (as opposed to a pair of oscillators as shown in )
> strongly suggests this. For (GMSK is a) GFSK, only continuous phase
> would make sense anyway.
isn't the hard part of gmsk the demodulation?
Panthera Tigris Altaica
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