Patent ID: 7421284
Filing Date: 2008-09-02
Classification: H04M

Abstract:
1. An electronic device which is removably mounted on portable terminal equipment, the electronic device comprising: a communication control circuit configured to perform radio communications with an external device in a state in which the electronic device is mounted on the portable terminal equipment; a determining section configured to determine setting contents for the communication control circuit corresponding to the portable terminal equipment on which the electronic device is mounted; a setting section configured to make settings for the communication control circuit based on the setting contents determined by the determining section; and a communicating section configured to perform data communications with the portable terminal equipment on which the electronic device is mounted, wherein the determining section determines setting contents corresponding to a communication protocol used for radio communication by the communication control circuit based on equipment information acquired from the portable terminal equipment by use of the communicating section, and wherein the setting section sets a communication protocol for the communication control circuit based on the setting contents corresponding to the communication protocol determined by the determining section.