[Dprglist] key fob query

[John Gauthier]

I found a pretty good description on StackExchange:

https://electronics.stackexchange.com/questions/395936/how-does-a-car-with-keyless-entry-know-where-the-key-is/395939


John G.

On 5/24/2021 1:26 PM, David Anderson via DPRGlist wrote:
> My wife's new car won't let you accidentally lock the remote key fob 
> in the car.
>
> So how does it know the key fob is in the car?
>
> And does that suggest the fob is transmitting constantly, rather than 
> just when a button is pressed?
>
> Inquiring minds want to know.
>
> cheers!
> dpa
>
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