Patent ID: 8989819
Filing Date: 2015-03-24
Classification: H04M

Abstract:
1. A handheld electronic device, comprising: a screen configured to display an entered number; a storage unit configured to save one or more contact data; and a processing unit coupled to the screen and the storage unit and configured to determine whether the entered number corresponds to a part of any one of the one or more contact data and to determine whether a total number of digits of the entered number reaches a predetermined minimum value; wherein the predetermined minimum value is less than a maximum number of digits corresponding to the one or more contact data, wherein in response to determining that the total number of digits of the entered number reaches the predetermined minimum number and the entered number does not correspond to a part of any one of the one or more contact data, the processing unit displays a save button on the screen for saving the entered number after the save button is triggered; otherwise, the processing unit does not display the save button on the screen, and wherein the processing unit is configured to save the entered number to a new contact data in a contact list or to one of the one or more contact data that is previously saved in the contact list after the save button is triggered.