The iPhone 4 Uses An Audience Low Power Audio Noise Cancellation Processor
This article was written by Amit Chowdhry. You can follow me at @amitchowdhry or on Google+ at +AmitChowdhry
iFixit.com has opened the iPhone 4 to find out how the device mysteriously cancels internal noise. Inside of the iPhone 4 was a mysterious chip labeled 10C0 01S8 0077. The chip has a marking that is labeled Audience, indicating that the iPhone 4 uses an Audience-powered low power audio signal processor. This is the same processor that is used in the Nexus One.