Abstract:
An antenna device and a communication device with the antenna device are provided. The antenna device includes a first radiator located on a first layer, and a second radiator located on a second layer spatially separated from the first layer in the Z-axis direction, and electromagnetically coupled to the first radiator in the Z-axis direction. The first radiator and the second radiator are each electrically connected to a ground surface.
Abstract:
An apparatus and method for changing an operation mode of a portable terminal includes checking a moving distance of the portable terminal during a predetermined time period using received location information, checking a moving speed of the portable terminal from the checked moving distance and the predetermined time period, and changing the operation mode of the portable terminal to an airplane mode if the checked moving speed is higher than a preset speed.