June 24, 2004
Microsoft has received patent No. 6,754,472 for a “method and apparatus for transmitting power and data using the human body.”
Microsoft proposes linking portable devices such as watches, keyboards, displays, and speakers connected to the body via electrodes.
A variety of devices could be powered from a single power source carried on the body, via multiple power supply signals at different frequencies. Data and audio signals could also… read more