US Patent 11005983 Thin mobile and wearable devices

A wearable electronics device having a removable thin top touchscreen that is interchangeable to other touchscreens having different sizes and shapes to convert the device form factor and functions from a fitness-tracker to a smartwatch or a handheld smartphone, using an applications processor in the underlying electronics housing unit capable of running the device in various form factors. The smartphone touchscreen further provides additional power and memory/storage for smartphone-level functions and performance.