Patent ID: 8130213
Filing Date: 2012-03-06
Classification: G06F

Abstract:
1. A stylus pen configured to select one of plural pieces of content installed in advance on a communication terminal and indicate an associated operation of the selected piece of content to be performed by touching the selected piece of content, the stylus pen comprising: a pointer connectedly contacted to one side of a stick-shaped body and coupled to opposite supporting sides of the stick-shaped body to be integrated to the stick-shaped body; a pen tip coupled to one side of the pointer and secured by the opposite supporting sides of the stick-shaped body; and a protective cap covering a convex upper portion of the pen tip to protect the convex upper portion of the pen tip, wherein the pen tip is formed of a non-conductive elastic material selected from rubbers, silicone rubbers, urethanes, polyvinyl chloride (PVC), poly(tetra-fluoroethylene) (PTFE), polycarbonate (PC) and acetal (polyoxymethylene plastic, PCM), the protective cap is formed of a conductive fiber material selected from a PET film material, a polyethylene terephtahalate (PET), hard PVC, and a mixture thereof, and the unit fiber stack of the protective cap is formed with a thickness of 0.02 to 0.05 mm, and wherein where the unit fiber stack of the protective cap is formed with a thickness of t by deposition coating, the unit fiber stack is characterized in that one selected from a 0.01 t nickel or tin layer, and one selected from 0.035 t copper layer, or 0.01 t nickel or tin layer are sequentially stacked on one side of a polyester fiber having a thickness of 0.89 t, and at the same time one selected from a 0.01 t nickel or tin layer, and one selected from 0.035 t copper layer, or 0.01 t nickel or tin layer are sequentially stacked on the other side of the polyester fiber.