[Acuario]

Originally Posted by Xringer

It's a short burst.. Maybe running at 44khz, giving it a lot of data..
Here's an HD video.. (17.5 mb)
Sanyo ASHP IR data video by Xringer - Photobucket

Maybe I can look at it in slow mo and see more?

You'ld be very lucky to see what is going on - an oscilloscope or logic analyser are the only way. You'll then see something akin to the picture below. From there you can start analysing the pulse sequence/s.