Patent ID: 8060141

Claim:
A method for permitting change of an electronic card without powering off, said method being adapted for use in a communications device, the communications device including a control module, a card connector and a trigger module, said method comprising the following steps: when the communications device is in an on state, triggering the trigger module to generate a trigger signal to the control module; enabling the control module to determine a card insertion mode if it is detected that a state of electrical connection of the card connector with the electronic card changes from a disconnected state to a connected state after receipt of the trigger signal; enabling the control module for supplying power to the electronic card inserted into the card connector upon determining the card insertion mode; enabling the control module to determine a card removal mode if it is detected that the card connector is still electrically connected to the electronic card after receipt of the trigger signal; and cutting off power supply to the card connector upon determination of the card removal mode by the control module.