Patent Number: 8,798,676

Title: Card device and mobile communication terminal

Abstract: A card device that is loaded in a mobile communication terminal and is used for wireless communication, includes a transmission and reception circuit that generates a transmission signal to be transmitted in a wireless manner based on transmission data, and processes a received signal that has been received in the wireless manner; a first antenna that is used for signal transmission and reception in the wireless manner; an antenna terminal that is connected with a second antenna that is provided in the outside of the card device; and a switch that connects in a switching manner one of the first antenna and the antenna terminal to the transmission and reception circuit.

Inventors: Arimura; Shogo (Tama, JP)

Assignee: Mitsumi Electric Co., Ltd.

International Classification: H04B 1/38 (20060101)

Expiration Date: 8/05/12018