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Car Forum / Australian Car Forums / General Car Topics (Australian group) / June 2007

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Remote control traffic lights

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RainbowWarrior - 24 Jun 2007 02:04 GMT
Okay here we have some guys telling us how to use a TV remote to make lights
go green, assuming they really do have a system like this for emergency
vehicles, I've seen/heard some lights near fire stations etc are are
controled from the station itself, but suspect it could be a bit more
complicated than these guys suggest, because the lights would need to know
whichway a vehicle is heading to make the right lights green. But imagine
with a GPS tracking system the making all lights green for emergency
vehicles probably is possible in the future.

http://www.livevideo.com/video/0DE51FC50D4F42598126844DA4387D09/tricking-traffic
-lights.aspx


http://www.livevideo.com/video/B56A237408B7408A88E7951920A135E1/traffic-light-re
mote.aspx


Any ideas on if there are any systems like this, if so I doubt they are
simple enough to be fooled by a TV remote.
James - 24 Jun 2007 02:22 GMT
> Okay here we have some guys telling us how to use a TV remote to make
> lights go green, assuming they really do have a system like this for
[quoted text clipped - 11 lines]
> Any ideas on if there are any systems like this, if so I doubt they are
> simple enough to be fooled by a TV remote.

Very unlikely

Yes in the US they use IR sensors mounted atop the traffic light units to
detect a special strobe from emergency vehicles, but.... There is no way
thats going to work from a universal remote, and the video that shows it is
a setup anyway. The system is designed to get through the intersection
quickly and safely. When the guy points the remote at the lights and pushes
the buttons they turn green immediately and the cross traffic is still
moving, there is no way the lights would immediately turn green. What good
is a multiple vehicle pile-up in the middle of an intersection when the said
emergancy vehicle needs to get through.

James
atec 77 - 24 Jun 2007 08:43 GMT
>> Okay here we have some guys telling us how to use a TV remote to make
>> lights go green, assuming they really do have a system like this for
[quoted text clipped - 13 lines]
>
> Very unlikely
 In au it's possible
 packet forwarding encoded system on a specific frequency
 a tv remote is not what you want and obtaining the encripted signed
for worth it's weight in monket dung is difficult in the extreme .

> Yes in the US they use IR sensors mounted atop the traffic light units to
> detect a special strobe from emergency vehicles, but.... There is no way
[quoted text clipped - 3 lines]
> the buttons they turn green immediately and the cross traffic is still
> moving,

 which depending on the setting is very possible (but not normal)
 there is no way the lights would immediately turn green
 yes there is
. What good
> is a multiple vehicle pile-up in the middle of an intersection when the said
> emergancy vehicle needs to get through.
>
> James
James - 24 Jun 2007 10:21 GMT
>>> Okay here we have some guys telling us how to use a TV remote to make
>>> lights go green, assuming they really do have a system like this for
[quoted text clipped - 34 lines]
>>
>> James

With experience in designing / manufacturing portable traffic signals I can
tell you at least in the case of them that the Australian standards is very
clear on what is and isn't allowed, and wouldn't expect it too be much
different for fixed signals where the stakes are even higher. Collision
prevention is of highest priority and error correction and sensing which
lamps of a given aspect are lit is essential. The failsafe mechanism of any
given system should operate to a degree independantly of the main control
mechanism and there is very little time given between a collision condition
occuring and the signals going into failsafe before attempting recovery.
Note the failsafe condition is flashing amber, which doesn't stop anyone
anyway...LOL

James
Michael C - 24 Jun 2007 02:39 GMT
> Okay here we have some guys telling us how to use a TV remote to make
> lights go green, assuming they really do have a system like this for
[quoted text clipped - 4 lines]
> with a GPS tracking system the making all lights green for emergency
> vehicles probably is possible in the future.

In the future? Shouldn't this have been possible 10+ years ago?

Michael
RainbowWarrior - 25 Jun 2007 07:54 GMT
>> Okay here we have some guys telling us how to use a TV remote to make
>> lights go green, assuming they really do have a system like this for
[quoted text clipped - 8 lines]
>
> Michael

Sorry yes it was possible then but this is the Government we are talking
about.
Atheist Chaplain - 25 Jun 2007 08:02 GMT
>> Okay here we have some guys telling us how to use a TV remote to make
>> lights go green, assuming they really do have a system like this for
[quoted text clipped - 8 lines]
>
> Michael

Actually while it may have been technically possible 10 years ago, the
hardware would have been WAY bigger than a breadbox, while now days it could
quite easily be turned into a single chip solution, with nothing more than
some settings within the GPS to activate the required traffic lights as you
approach them.
but this would require funding, and we all know that Governments have deep
pockets but short arms :-)
Signature

"Calling Atheism a religion is like calling bald a hair color."
Don Hirschberg

Michael C - 25 Jun 2007 09:49 GMT
> Actually while it may have been technically possible 10 years ago, the
> hardware would have been WAY bigger than a breadbox, while now days it
[quoted text clipped - 3 lines]
> but this would require funding, and we all know that Governments have deep
> pockets but short arms :-)

With regards to funding I agree but not the size of the hardware. Things
weren't that big 10 years ago.
John Tserkezis - 24 Jun 2007 02:53 GMT
> Okay here we have some guys telling us how to use a TV remote to make lights
> go green, assuming they really do have a system like this for emergency
[quoted text clipped - 11 lines]
> Any ideas on if there are any systems like this, if so I doubt they are
> simple enough to be fooled by a TV remote.

 They're both bullshit on so many levels it's not even worth considering.
But I partially will anyway...

 Firstly, they're both US traffic lights.  Their regulations don't apply here
even if it WERE possible (but it's not).

 The IR remote one is just plain outright hot steaming fresh bullshit.  There
is no way, a joe average IR remote control is going to work outdoors in the
conditions they outlined, at the distance they outlined.
 Oh, and that IR "sensor" they highlighted?  It's a camera used for traffic
monitoring.  We have them here too.  The RTA has a website devoted to
observing these cameras.  That is, until something interesting happens (like a
prang) where they close that camera to the web till the situation is
rectified.  The Bastards.
 I'm happy to detail the technicalities of why IR of that nature won't work
outdoors, and why they're limited indoors too.  If you're interested.

 That button pressing one.  That is so playstation it's not funny.  I'm not
even going to try to rebuke that one just in case I dignify the idiocy of it all.

 Oh yes, I can reproduce both anywhere here in australia.  With video
"proof".  "The camera never lies" doesn't apply anymore.  I've been in the
game for long enough to know the question is actually "what do you want the
camera to say?".

 I'm in NSW.  I live in a state where the road rules are so f.cked up, the
police and government can do anything they want, but for everyone else, we
have _another_ set of rules.
 An ambulance is NOT an emergency vehicle.  Not as far as the RTA is
concerned anyway.
 I'm on a motorcycle.  I can legally use the bus lane to bypass all the
w.nkers standing still in traffic.  So can Taxis.  So can hire vehicles.
Heck, so can buses.  The humble ambulance however, is not part of the
vehicular elite that I am a proud member of.  The ambulance has to sit in two
lanes of a parking lot, just like all the other w.nkers.  So does the guy
dying in the back seat.

 The *ONLY* time I've heard lights being controlled, was just south of Sydney
some time back.  The lights were red all round for about half an hour
straight.  Cars of course started getting sick of this and just going through
the red light regardless.
 No doubt faults were being reported, but just before the "fault" was
rectified, an entire suite of government vehicles (motorcycles, limos, one of
them carrying the PM at the time) passed through.
 The lights were "repaired" within minutes after that.

 One rule for them.  Another rule for _everyone_ else.

 The only way to bypass your limited rules for "everyone else", is to become
one of "them".  Thanks, but I prefer the cancer to the cure.
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veritas - 24 Jun 2007 04:30 GMT
> Okay here we have some guys telling us how to use a TV remote to make lights
> go green, assuming they really do have a system like this for emergency
[quoted text clipped - 3 lines]
> whichway a vehicle is heading to make the right lights green. But imagine
> with a GPS tracking system the making

> all lights green for emergency vehicles probably is possible in the future.

It was used in Brisbane over 15 years ago - but that was controlled
centrally and I suspect on only selected intersections.

> http://www.livevideo.com/video/0DE51FC50D4F42598126844DA4387D09/tricking-traffic
-lights.aspx

>
> http://www.livevideo.com/video/B56A237408B7408A88E7951920A135E1/traffic-light-re
mote.aspx

>
> Any ideas on if there are any systems like this, if so I doubt they are
> simple enough to be fooled by a TV remote.

I do know that Brisbane had a system whereby, lights could be controlled
remotely.    I have seen a patient (and EMS CREW) loaded from a MEDIVAC
flight into an ambulance at the RBH helipad (carpark rooftop) and moved
without delay (also with police escort) to another hospital (literally
across town in just a little more than a couple of minutes) - and this
was some years back.  If Bloody-Backward-Brisbane can utilise that kind
of system - the current technology would have to be light-years ahead in
SYD and MEL.

But even so, a TV remote?

Maybe, here in AU, RF-TX for EMG vehicles is available using today's
readily available technology - but I can't see IR or low power RF and
the like being usable?

I have often wondered what the plastic pole-cap is for (other than
housing cable terminals) on traffic lights.  (RF receiver?)

I did see a doco that had a transmitter for buses - but it still had bugs.

Maybe DSE or Jaycar will have coded TX kits on the shelf soon?  :)
Poxy - 24 Jun 2007 09:57 GMT
> Maybe, here in AU, RF-TX for EMG vehicles is available using today's
> readily available technology - but I can't see IR or low power RF and
> the like being usable?
>
> I have often wondered what the plastic pole-cap is for (other than
> housing cable terminals) on traffic lights.  (RF receiver?)

IR kind of makes sense, as it'a directional, so on a 4-way intersection you
have 4 recievers pointing at the oncoming traffic in each direction. RF
isn't really directional, so the oncoming emergency vehicle would need to
tell the traffic light controller which direction it was coming from.

In my limited experiences being near traffic lights when fire engines or
ambulances have approached, the lights have never changed, at least not
within around the 7 seconds as you'd expect for the amber and red if they
had triggered a light change.

Which reminds me of something I've always wondered - lets say you're at a
red light and a fire engine comes up behind you - if you roll out into the
intersection to let the fire truck through, could you then be booked for
running a red light?
Scotty - 24 Jun 2007 10:06 GMT
>> Maybe, here in AU, RF-TX for EMG vehicles is available using today's
>> readily available technology - but I can't see IR or low power RF and
[quoted text clipped - 17 lines]
> intersection to let the fire truck through, could you then be booked for
> running a red light?

You can, and I know of people (a person to be exact) that have been, mind
you they didnt just move over to let the fire appliance past they just drove
straight through and then pulled over to the other lane to let them past.
Cop booked them for going through the red, they took it up with a lawyer and
got off but it cost them a few $ to get off with a lawyers letter. (Ticket
was probably cheaper!)
Jeßus - 24 Jun 2007 11:41 GMT
> Okay here we have some guys telling us how to use a TV remote to make lights
> go green, assuming they really do have a system like this for emergency
[quoted text clipped - 11 lines]
> Any ideas on if there are any systems like this, if so I doubt they are
> simple enough to be fooled by a TV remote.

Heres something similar...
http://www.youtube.com/watch?v=GQCA3-m-ZlA&mode=related&search=
John Tserkezis - 24 Jun 2007 12:38 GMT
> Heres something similar...
> http://www.youtube.com/watch?v=GQCA3-m-ZlA&mode=related&search=

 There is no car with a lock sensitive enough to do that.  Barrel locks don't
work like that anyway.  As before "the camera never lies" is just bullshit.
Joe Idiot Cameraman was standing behind her with the remote in his hand.

 That would be much more plausible.

 The fact that something appears on youtube doesn't magically give the
"evidence" any authenticity.

 Sheeze.  I'm suprised no one has brought up the Green CD pens again.

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Jeßus - 25 Jun 2007 23:49 GMT
>> Heres something similar...
>> http://www.youtube.com/watch?v=GQCA3-m-ZlA&mode=related&search=
[quoted text clipped - 8 lines]
>  The fact that something appears on youtube doesn't magically give the
> "evidence" any authenticity.

Really?!? That had never occurred to me, thanks.
Kev - 24 Jun 2007 18:09 GMT
> Okay here we have some guys telling us how to use a TV remote to make lights
> go green, assuming they really do have a system like this for emergency
[quoted text clipped - 11 lines]
> Any ideas on if there are any systems like this, if so I doubt they are
> simple enough to be fooled by a TV remote.

Look everyone knows the only way to get lights to change is to flash
your headlights at them

I still see people doing it
so it must work

Kev
Klokmeester - 25 Jun 2007 07:30 GMT
> Okay here we have some guys telling us how to use a TV remote to make
> lights go green, assuming they really do have a system like this for
[quoted text clipped - 11 lines]
> Any ideas on if there are any systems like this, if so I doubt they are
> simple enough to be fooled by a TV remote.

A TV remote has nothing like the range required to trip the IR sensor at
that distance and especially not outdoors. Turning the lights green in an
instant is not going to stop the other traffic instantly either, so another
reason that it is plain nonsense.

As for the button pushing, by the time you have figured out the code and
pressed the buttons the light is likely to be green.
 
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