Meaning of 'chip chop'?

[size=150]Could you please help me with the meaning of ‘chip chop’ in the sentence below:

CES: Freescale chip chops vampire draw to zero

What is the context?

I read it at

It’s not a sentence, it’s a headline, which explains why it was difficult to understand without knowing the context.

Freescale chip - a computer chip in the mobile phone chargers manufactured by the company ‘Freescale’
chops - cuts the
vampire draw - a nickname for the trickle of electricity that is still used when the phone is unplugged if the charger is left plugged in.
to zero - the chip cuts the electricity usage in such cases.