Wearable device and method for manufacturing same

1. A wearable device comprising:

a wearable flexible printed circuit board including: a fiber web and a circuit pattern formed on the fiber web, the fiber web being made of electrospun and accumulated polymer fibers, and the fiber web having flexibility, air-permeability, and waterproofness; and a functional module mounted on the wearable flexible printed circuit board* wherein the fiber web is a three-layer fiber web structure composed of an upper layer, an intermediate layer and a lower layer, wherein the intermediate layer is a web formed of a fiber having a diameter smaller than those of the upper and lower layers, and further comprising a power module electrically connected to the wearable flexible printed circuit board to apply power to the functional module.

2. The wearable device of claim 1 , wherein the electrospun and accumulated polymer fibers have a diameter of 400 nm to 3 μm.

3. The wearable device of claim 1 , wherein the circuit pattern is formed on the electrospun and accumulated polymer fibers, and the pores of the fiber web.

4. The wearable device of claim 1 , wherein the circuit pattern is formed on the electrospun and accumulated polymer fibers of the fiber web.

5. The wearable device of claim 1 , wherein the circuit pattern is formed of a conductive paste printed on the fiber web.

6. The wearable device of claim 1 , wherein the fiber web has a thickness of 20 μm to 100 μm.

7. The wearable device of claim 1 , wherein the fiber web is laminated on one side or both sides of a strength reinforcing support.

8. The wearable device of claim 1 , wherein the function module performs at least one of a body condition measurement function, a wireless communication function, an electronic device control function, a lighting function, a vibration detection function, a peripheral sound detection function, a position detection function, a black box function, a heat generation function, and a motion sensing function.

9. The wearable device of claim 1 , wherein the functional module comprises at least one active element and at least one passive element.

10. The wearable device of claim 1 , wherein the functional module comprises: a sensor unit; a short range communication module having an antenna pattern and used for short range wireless communication; and a control unit for signaling a sensing signal sensed by the sensor unit and wirelessly transmitting the sensed signal to a terminal by using the short distance communication module.

11. The wearable device of claim 10 , wherein the sensor unit comprises at least one of a biosensor for detecting a user's physical condition and an environmental detection sensor for sensing a peripheral environment.

12. The wearable device of claim 9 , wherein the passive element is a heater pattern.