Patents - Sales & Licensing
Noise Cancelling
AT&T patents in this area describe Ambient Noise Cancellation For Voice Communication Device. The ambient noise picked up by the microphone is attenuated before being passed to the transmitter, thus reducing or entirely cancelling background or ambient noise from the device.
For more information, please click the “Contact us” button below.
Heritage of Nobel Prizes
150 years
Of invention has been part of AT&Ts story supported by thousands of patents and ongoing innovation that continues to shape what’s next