Sungryul Yun, the director of the Tangible Interface Creative Research Section at ETRI, added, "This innovative achievement elevates tactile display technology to a higher level. We plan to ...

A machine translation of the full text of the patent describes the controller as "a novel input device that can be used as a ...

When the cross-section is a triangle ... This is shown in the formula \(E\) = \(V\) + \(F\) – 2 The flat surface of a cube is a face. Each face of a cube is a square. Two faces are joined ...

When the cross-section is a hexagon, the prism is called a hexagonal prism. The surface area is made up of the end faces and rectangular faces that join them. To calculate the total surface area ...