Abstract: A control method for a display apparatus includes displaying a first image based on an input first image signal on a display surface when a first operation on the display surface is detected, displaying a first drawing image corresponding to the first operation on the display surface, when a second operation to select the first image and the first drawing image on the display surface is received, registering the first image and the first drawing image as a first group, and when a third operation to select the first group on the display surface is received, executing first processing corresponding to the third operation.

Abstract: A display system including an image output apparatus that outputs an image having a first aspect ratio, and a display apparatus that displays the image output by the image output apparatus, the display apparatus transmitting resolution information to the image output apparatus, the resolution information containing information indicating a first resolution that is the resolution in a first direction and a second resolution that is the resolution in a second direction perpendicular to the first direction, the image output apparatus performing receiving the resolution information from the display apparatus, and outputting a first image to the display apparatus based on the resolution information, the first image having a third resolution lower than the first resolution, and the second resolution and having an aspect ratio equal to the first aspect ratio, and the display apparatus displaying a second image containing the first image and having the first and second resolutions.

Abstract: An image processing method includes detecting pointer contact positions trajectories on a display surface, displaying a first image on the display surface, displaying a second image having first and second portions on the display surface using the first image as a background, moving a second image display position on the display surface along the pointer trajectory when a pointer trajectory starting point is included in a display surface area on which the second image is displayed, providing a drawing effect to a first image portion overlapping a second image trajectory when the starting point is included in an area in which the first portion is displayed in the moving the second image display position, and keeping the first image portion display overlapping the second image trajectory when the starting point is included in an area in which the second portion is displayed in the moving the second image display position.

Abstract: A control method for a display device includes, in a state in which first firmware is installed, acquiring version information of second firmware installed in another display device from the other display device, inquiring the other display device about propriety of update of the second firmware to the first firmware when a version of the second firmware is older than a version of the first firmware, receiving the second firmware from the other display device when a notification for denying the update of the second firmware is received from the other display device, and updating the first firmware installed in the display device to the second firmware.

Abstract: A display control method includes displaying a first small image generated by shrinking a first image generated by an application program, on an actual display provided in an output device, receiving an operation on the first small image, drawing, on a virtual display, a second image generated by the application program executing processing corresponding to the operation on the first small image, displaying the second image drawn on the virtual display, using a display device, and displaying a second small image generated by shrinking the second image, on the actual display.

Abstract: An image processing method includes displaying a first screen on a display surface, the first screen including at least a part of a drawing area in which at least one object image drawn by a user is arranged, excluding an area in which at least a part of an object image included in the first screen is arranged from the drawing area when an operation of erasing the at least a part of the object is received, and displaying a reduced screen on the display surface when an operation is received, the reduced screen being obtained by reducing a whole of the drawing area into a size of the display surface.

Abstract: A method for controlling a projecting system is provided. The method includes: causing a projector projecting a menu screen onto a screen to store definition information defining the menu screen; causing the information processing device to generate update information used to update the definition information; causing the information processing device to transmit the update information to the projector; causing the projector generating an updated definition information, based on the update information; by updating the definition information and causing the projector to generate the menu screen, based on the updated definition information.

Abstract: A screen generation method includes setting a first degree of priority for a first terminal, setting a second degree of priority for a second terminal, receiving first image data representing a first image from the first terminal via a first communication link, receiving second image data representing a second image from the second terminal via a second communication link, transmitting a degree-of-priority notification notifying the first degree of priority or the second degree of priority to at least one of the first terminal or the second terminal to control traffic of the first image data and.

Abstract: A control method for an information processing apparatus includes receiving an input of first authentication information, performing authentication based on the first authentication information according to a program for controlling a first display apparatus, when the authentication based on the first authentication information is successful, transmitting a connection request including the first authentication information to the first display apparatus via a communication network, and, when the authentication by the first display apparatus is successful, connecting to the first display apparatus according to the program.

Abstract: A method for controlling a display apparatus, the method comprising, displaying, in a first mode, a first image based on received image data having first resolution on a display surface at a first display size corresponding to the first resolution, displaying, in a second mode, a second image based on the image data having second resolution smaller than the first resolution on the display surface at a second display size corresponding to the second resolution, converting, when the display apparatus accepts the operation of increasing the second display size in the second mode, the first resolution of image data to third resolution corresponding to the operation, displaying a third image based on the image data having the third resolution on the display surface.

Abstract: An image display method includes displaying, on a display surface, a first image based on first image data from a first input source; and establishing a correspondence between a feature of a first marker and the first input source when it is detected that the first marker is placed in a detection area included in the display surface while the first image is displayed on the display surface.

Abstract: A method of controlling a display device includes the steps of displaying a first image in a first size on a display surface, displaying the first image and a second image which has the first size and is different from the first image on the display surface when an operation of changing a size of the first image is started, displaying the first image in the first size on the display surface when the operation continues, displaying the second image in a size different from the first size on the display surface based on the operation when the operation continues, and displaying the first image in a second size based on the operation on the display surface when the operation terminates.

Abstract: An image processing method includes displaying a first screen on a display surface, the first screen including at least a part of a drawing area in which at least one object image drawn by a user is arranged, excluding an area in which at least a part of an object image included in the first screen is arranged from the drawing area when an operation of erasing the at least a part of the object is received, and displaying a reduced screen on the display surface when an operation is received, the reduced screen being obtained by reducing a whole of the drawing area into a size of the display surface.

Abstract: An image processing method includes detecting pointer contact positions trajectories on a display surface, displaying a first image on the display surface, displaying a second image having first and second portions on the display surface using the first image as a background, moving a second image display position on the display surface along the pointer trajectory when a pointer trajectory starting point is included in a display surface area on which the second image is displayed, providing a drawing effect to a first image portion overlapping a second image trajectory when the starting point is included in an area in which the first portion is displayed in the moving the second image display position, and keeping the first image portion display overlapping the second image trajectory when the starting point is included in an area in which the second portion is displayed in the moving the second image display position.

Abstract: An image display system includes: a display device; an image supply device coupled to the display device in such a way as to be able to bidirectionally communicate and supplying an image signal; and an operation terminal having a plurality of operation buttons. The operation terminal transmits an operation signal in response to an operation on the operation button. The display device displays a first image supplied from the image supply device and a second image generated by the display device. On receiving the operation signal, the display device decides a degree of priority of the first image and the second image. The display device transmits a signal to stop updating the first image to the image supply device and executes processing based on the second image when the degree of priority of the second image is higher than the degree of priority of the first image.

Abstract: A display system includes a microphone, a voice processing device, and a display device including at least one processor. The microphone collects a voice corresponding to a command and generates voice data representing the voice. The voice processing device analyzes the voice data to generate a language identifier indicating a type of a language of the voice and command data representing the command, and outputs the language identifier and the command data.

Abstract: A processing device generates a marker image to use as a reference for correcting a shape of a projection image projected on a projection surface from a projector, takes a taken image of the projection surface using the imaging device from an imaging position different from an observation position from which the projection surface is observed, generates a parameter for reducing a distortion of the projection image based on the marker image included in the taken image, displays an area image representing a range wherein projection can be performed on the projection surface on the display device, disposes a video content at an indicating position in the area image with an input to the input device, generates an original image including the video content, and corrects the original image thereby generating an input image for input to a projector configured to project the projection image.

Abstract: An image generation device includes one or a plurality of processors executing: communicating with a first terminal device executing a first application program and a second application program; acquiring first image data representing a first image displayed by the first terminal device according to the first application program and first resolution information representing a resolution of the first image; acquiring second image data representing a second image displayed by the first terminal device according to the second application program and second resolution information representing a resolution of the second image; deciding a layout for arranging the first image and the second image in an output image, based on the first resolution information and the second resolution information; and generating an output image having the first image and the second image arranged therein, based on the layout, the first image data, and the second image data.

Abstract: A control method for a display device includes, in a state in which first firmware is installed, acquiring version information of second firmware installed in another display device from the other display device, inquiring the other display device about propriety of update of the second firmware to the first firmware when a version of the second firmware is older than a version of the first firmware, receiving the second firmware from the other display device when a notification for denying the update of the second firmware is received from the other display device, and updating the first firmware installed in the display device to the second firmware.

Abstract: A display control method includes displaying a first small image generated by shrinking a first image generated by an application program, on an actual display provided in an output device, receiving an operation on the first small image, drawing, on a virtual display, a second image generated by the application program executing processing corresponding to the operation on the first small image, displaying the second image drawn on the virtual display, using a display device, and displaying a second small image generated by shrinking the second image, on the actual display.