Dialing method and dialing device for mobile terminal

• Main Author: DUAN CHANGZHI
• Format: Patent
• Language: Chinese; English
• Published: 06.03.2013
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; WIRELESS COMMUNICATIONS NETWORKS

The invention relates to a dialing method and a dialing device for a mobile terminal. The dialing method and the dialing device for the mobile terminal are used for assisting and guiding users in dialing, especially dialing at a roaming state. The method includes the steps: receiving a target number inputted by a user; acquiring current position information, registration position information, current dwell operator information and registration operator information of the mobile terminal, and judging whether the mobile terminal is in remote roaming or trans-operator roaming; distinguishing the type of the target number; if the target number is a number of a fixed-line telephone, executing area code processing operations including providing selections of a registration area code and a roaming area code for the user in remote roaming; and executing IP (internet protocol) prefix processing operations including providing selections of roaming IP prefix of the registration operator and roaming IP prefix of the curr