Patent ID: 7177698

Claim:
An implantable microstimulator, comprising: an hermetically-sealed housing; an electronic subassembly housed within the hermetically-sealed housing; a power source contained within the hermetically-sealed housing and operatively connected to the electronic subassembly for providing operating power to the electronic subassembly; a first electrode and a second electrode for stimulating tissue, each electrode external to the hermetically-sealed housing and electrically coupled to the electronic subassembly; an antenna coil within the hermetically-sealed housing and electrically coupled to the electronic subassembly; and telemetry circuitry coupled to the antenna coil for allowing data-containing signals to be received from at least one external device, said telemetry circuitry comprising a first telemetry receiver for receiving data in accordance with a first telemetry scheme, and a second telemetry receiver for receiving data in accordance with a second telemetry scheme.