A flexible display unit and a mobile terminal having the same are disclosed. One embodiment of a receiver includes a receiver chain operative to receive a communication signal from a desired transmitter, and a controller operative to determine a carrier offset correction based on prior reception of communication signals from the desired transmitter. The difference between a JIS-C hardness He at the surface of the core 4 and a JIS-C hardness Ho at the central point of the core 4 is equal to or greater than 15 but equal to or less than 40. Live games of chance, games of chance facilitated by electronic gaming machines or devices and server-based games may utilize the method shown here.