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Re: Zigbee or Z-Wave based Wireless Smoke Alarms?



Jim wrote:
> eyqhuang@xxxxxxxxx wrote:
> > Hi,
> >
> >     For wireless Zigbee or Z-Wave technologies, which one is more
> > popular? In terms of their applications, are there any  wireless
> > smoke/fire alarm products based on one of such technologies in the
> > market? If yes, what are brands and vendors?  Any pointers are
> > appreciated.
> >
> > Thanks,
> > -EH
>
> At the present time, this technology resides more in the home
> automation realm, than in security.

Thanks for the reply.

Is this technology (zigbee or z-wave) unsuitable to wireless
security/alarm systems? What are RF technologies, for example, choices
of frequency, modulation schemes, methods of encoding, currently being
used in these systems? Are they all proprietary?

Thank you again,
-EH



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