Patent ID: 8762045

Claim:
A navigation apparatus, comprising: a positioning unit, configured to obtain a current location of the navigation device; a display unit, configured to display a navigation frame; an input unit, configured to receive an operation of a user; a processing unit, coupled to the positioning unit, the display unit and the input unit, and configured to display a navigation frame on the display unit in a form of a three-dimensional picture, to adjust the angle of view of the navigation frame to make the size of the navigation frame reduce, and to display a window corresponding to an event in an area of the display unit that is emptied due to the reduction of the navigation frame when receiving the event; and a sensing unit, coupled to the processing unit, and configured to detect a tilting angle of the navigation apparatus and transmitting the detected tilting angle to the processing unit, wherein the detected tilting angle is an angle of tilt of the navigation apparatus detected by the sensing unit, and the processing unit triggers the event of adjusting the angle of view of the navigation frame when the detected tilting angle is being compared to a predetermined range and determined to be within the predetermined range.