Patent ID: 8515533

Claim:
A system comprises: a plurality of bio-medical units configured to associate with a body object, wherein a bio-medical unit of the plurality of bio-medical units includes: a power harvesting module configured to generate a supply voltage from an electromagnetic signal; a wireless communication module powered via the supply voltage and configured to: convert a received wireless communication into a physical therapy command; and convert a physical therapy response into a transmit wireless communication; a processing module powered via the supply voltage and configured to: interpret the physical therapy command to determine a physical therapy function; and generate the physical therapy response based on physical therapy data; a functional module powered via the supply voltage and configured to: perform the physical therapy function; and when the physical therapy function is a monitoring function, generate the physical therapy data; and an electromagnetic signal generating unit that includes: at least one signal generating module configured to generate one or more signals; and a plurality of near field communication (NFC) modules, wherein an NFC module of the plurality of NFC modules is configured to convert at least one of the one or more signals into a component of the electromagnetic signal.