Acoustic implant feedback control

An apparatus comprising:

• signal processing circuitry configured to generate processed data signals in response at least in part to transducer signals from at least one acoustic transducer and filtering signals, and to transmit the processed data signals via at least one communication channel to an actuating assembly of an auditory prosthesis;
• monitoring circuitry configured to monitor one or more of the signal processing circuitry, the processed data signals, and the at least one communication channel, and to generate monitoring signals in response thereto;
• control circuitry configured to receive the monitoring signals and to generate filtering control signals in response at least in part thereto;
• and
• filtering circuitry configured to generate the filtering signals in response at least in part to the processed data signals and the filtering control signals, wherein, in response to the monitoring signals being indicative of an error condition, the filtering control signals are configured to command the filtering circuitry to mitigate acoustic effects in the filtering signals due to the error condition.

An apparatus comprising:

• signal processing circuitry configured to generate processed data signals in response at least in part to transducer signals from at least one acoustic transducer and filtering signals, and to transmit the processed data signals via at least one communication channel to an actuating assembly of an auditory prosthesis;
• monitoring circuitry configured to monitor one or more of the signal processing circuitry, the processed data signals, and the at least one communication channel, and to generate monitoring signals in response thereto;
• control circuitry configured to receive the monitoring signals and to generate filtering control signals in response at least in part thereto;
• and
• filtering circuitry configured to generate the filtering signals in response at least in part to the processed data signals and the filtering control signals, wherein the control circuitry is further configured to, in response to the monitoring signals being indicative of an error condition, generate processing control signals and to transmit the processing control signals to the signal processing circuitry, the signal processing circuitry configured to respond to the processing control signals by mitigating the error condition.

An apparatus comprising:

• signal processing circuitry configured to generate processed data signals in response at least in part to transducer signals from at least one acoustic transducer and filtering signals, and to transmit the processed data signals via at least one communication channel to an actuating assembly of an auditory prosthesis;
• monitoring circuitry configured to monitor one or more of the signal processing circuitry, the processed data signals, and the at least one communication channel, and to generate monitoring signals in response thereto;
• control circuitry configured to receive the monitoring signals and to generate filtering control signals in response at least in part thereto;
• and
• filtering circuitry configured to generate the filtering signals in response at least in part to the processed data signals and the filtering control signals, wherein the signal processing circuitry comprises at least one sound processor of an auditory prosthesis, the at least one acoustic transducer comprises at least one microphone assembly, and the transducer signals comprise microphone output signals, the at least one sound processor configured to receive the microphone output signals from the at least one microphone assembly of the auditory prosthesis, the microphone output signals indicative of sound received by the at least one microphone assembly, the filtering circuitry configured to estimate a feedback contribution portion of the microphone output signals, the monitoring circuitry configured to detect one or more error conditions indicative of errors in the estimated feedback contribution portion, and the control circuitry configured to select an operational state of the at least one sound processor in response to the detected one or more error conditions.