Patent ID: 6832104
Filing Date: 2004-12-14
Classification: G06F

Abstract:
A card having a communication function, comprising:first interface means for performing communication in a first card bus signal format between a host and a base band unit which provide communication links for data and speech with wireless communication; second interface means for communicating data and speech at the same time in a second signal format between said host and said base band unit; coupling/separating means for coupling and separating said host and a wireless communication module through the insertion/withdrawal of a card, wherein said coupling/separating means is shared, in which said first interface means is connected to said host and said second interface means is connected to said host; and switching means for selectively switching over between a mode for executing communication with said host using said first interface means and a mode for executing communication with said host using said second interface means, in which said card is connected to said host through said coupling/separating means.