The display screen is divided into two sub-screens, an inputting sub-screen and a shape data sub-screen.

Provided is a display device that performs display that overlaps a sub screen in a main screen, wherein the orientation to display the sub screen can be a normal state.

A three-dimensional simulator in which a sub-screen can be provided on the main screen and the formation of the sub-screen does not exert a bad influence upon the main image.

The laser beam reflected by the sub-reflection region (32S) of the first reflecting mirror (32) is scanned over the rear surface of a sub-screen (35), and a sub-image is projected onto the front surface of the sub-screen (35) by the scanning.

In the cursor movement method, a screen of an information device is divided into sub-screens each.

The sub-screen tasks are stored in a list in a shared memory.

Two touch panels—a main panel and a sub-panel—offer easy and intuitive operation.

Two touch panels – a main panel and a sub-panel – offer easy and intuitive operation.

Otherwise, the processing thread processes a sub-screen task during the pixel rendering stage.

A computer screen for a personal computer according to the present invention includes a main screen, one or more retractable sub-displays, and one or more retractable arms.

The processing threads seize and lock sub-screens tasks in an orderly manner and process the tasks to create the bit map for display on a screen.

The Vivo X21 comes with an in-display fingerprint scanner.

The pip_scale describes information indicating the size of the sub display screen where the secondary video is displayed.

The image in the first virtual three-dimensional space is displayed on the main screen of a CRT (10), and the image in the second virtual three-dimensional space on the sub-screen (rear-view mirror).

A source switch (12) is switched so that the picture of a received channel may be displayed on a sub screen.