BATTERY-EQUIPPED CELLULAR TELEPHONE CASE WITH INTERNAL SOUND GENERATOR AND LAYERED SOUND BLOCKAGE FOR PRIVACY

摘要

The subject matter herein field is for multiple and complimentary systems in the structure of a cellular device case so as to provide sound jamming and/or sound insulation, and/or powered noise cancellation as means of restriction the entry of useful sound into the microphone(s) of cellular smartphone devices, as a means of citizen counter-action of the “constant surveillance” characteristics inherent in the “always on,” microphone systems as described under Background of the Subject matter, above.

主权项

1. A case for a mobile device, comprising:
a sound inhibiting exterior shell defining an interior compartment for accepting the mobile device; a power source; an interior speaker powered by the power source and oriented to broadcast sound into the interior compartment; a sensor operable to determine the status of the case being closed and in operable communication with the interior speaker; a signal generator operable connected to the speaker; wherein the interior speaker produces noise in response the signal generator and the sensor.