Patent ID: 7412259

Claim:
A mobile phone having a USB interface and including a main body and a battery pack removably mounted to the main body, the mobile phone comprising: a USB connector that may be connected to an external device to allow data transmission between the external device and the mobile phone; a holding unit for containing the USB connector and from which the USB connector may be withdrawn, wherein the holding unit includes an insert groove formed in the battery pack to allow for positioning of the USB connector therein, a wire connected to the USB connector and having a predetermined degree of rigidity to allow for insertion into the battery pack through a hole formed in the insert groove, a guide pathway defined within the battery pack by walls that extend within the battery pack to thereby guide movement of the wire, a contact member formed to one end of the guide pathway, a stopper member formed to one end of the wire that is inserted into the battery pack and contacting the contact member when the wire is extended from the battery pack, and a line connected to a pin of the USB connector and extending outwardly from an end of the wire for connection to the controller, wherein the line is provided in the guide pathway in a zigzag configuration to allow for a length sufficient to allow the unhindered extension of the wire from the battery pack; and a housing mounted in the mobile phone and including a flash memory for storing data, and a controller for controlling a data signal of the flash memory through the USB connector.