Patent ID: 8876296

Claim:
A portable electronic apparatus comprising: a display unit that displays given display data; a projector unit that projects at least a part of the display data; a storage unit that stores therein the display data including at least self-state information indicative of a state of the portable electronic apparatus; and a control unit that makes the display unit display the display data stored in the storage unit including the self-state information and makes the projector unit project the display data stored in the storage unit without including the self-state information, wherein the display unit includes a first area for displaying a first image corresponding to a second image to be projected by the projector unit and a second area for displaying the self-state information, the control unit makes the display unit display the first image and the self-state information in the first area and the second area, respectively, the storage unit includes a display memory unit that forms the display data to be displayed and/or projected on the display unit and/or by the projector unit, the display memory unit includes a sub-memory unit that updates the self-state information as needed and a main-memory unit that updates the display data other than the self-state information stored in the sub-memory unit, and the control unit makes the projector unit project the display data stored in the main-memory unit.