Avoiding Eaves dropping In Electronic Devices

Avoiding Eaves dropping In Electronic Devices

Invention relates to a method and an attenuation device for attenuation of voice signals to avoid eavesdropping in electronic devices such as mobile phone, comprises one acoustic to electric transducer configured to generate at least one reference signal, a prediction unit and a control unit. The attenuation is performed through a modified active noise cancellation technique.

Status of Patent: Patent Pending in India No: 1542/CHE/2010