Re: Ginie & LiftMaster

["Jack Ak" <akjack@xxxxxxxxxx>]

"Amun" <spamblocker@xxxxxxxx> wrote in message news:GIube.3250$gA5.365111@xxxxxxxxxxxxxxxxxxxxxxxx
> Most newer systems  recognize a specific controller, and learn what signals
> to react to.
> Most "replacement"remotes have several buttons, each gives off a unique
> signal
>
> And you can take just about any remote and add it to the "coded frequencies"
> the the opener recognizes.
>
> The problem you may have in an apartment is how many different remotes does
> the unit need to remember ?
>
>

A rolling code receiver will accept about 1000 unique codes.
See detailed description for rolling code systems here:
http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=/netahtml/srchnum.htm&r=1&f=G&l=50&s1=6154544.WKU.&OS=PN/6154544&RS=PN/6154544

if the URL doesn't work, search for PN 6,154,544 at http://www.uspto.gov/patft/index.html