主权项 |
1. An audio system including a channel for processing signals, the channel comprising:
a preceding processing module, wherein the preceding processing module comprises a volume control module; a following processing module being coupled to the preceding processing module configured to receive an output signal from the preceding processing module, wherein the following processing module comprises an automatic gain control module; a combiner having a first input configured to receive a signal to be processed by the channel, a second input configured to receive a reference signal, and an output coupled to an input of the preceding processing module; and a processing unit configured to receive the output signal, wherein the processing unit is configured to generate a correction signal in response to a modification of the reference signal in the output signal and the following processing module is configured to change a processing of the following processing module in response to the correction signal. |