Abstract: A projector includes a position detecting section that detects a pointing action, a projection section that projects handwritten characters on a screen based on the pointing action, and a UI controller that determines, based on the display direction of the displayed handwritten characters, the display direction of a UI screen that allows manipulation of the handwritten characters and projects the UI screen on the screen on the basis of the determined display direction.

Abstract: A display apparatus includes a display section configured to display, on a display surface, a screen of an application program running on an information processing apparatus, a detecting section configured to detect the position of a pointer, a drawing section configured to draw, when an operation mode of the display apparatus is a first mode, a line corresponding to a track of the position, a transmitting section configured to transmit, when the operation mode is a second mode, information indicating the position to the information processing apparatus, and an erasing section configured to erase the line when a first position of the pointer when the operation mode is the first mode is within a predetermined range including a first image object for performing an input to the application program on the screen and an instruction from a user for switching the operation mode to the second mode is received.

Abstract: A display apparatus includes: a display unit that displays a moving image based on moving image data on a display surface; an operation detection unit that detects operation of an pointer on the display surface; and a control unit that pauses the moving image displayed by the display unit in a case where the operation detection unit detects the operation of the pointer.

Abstract: A display apparatus includes a display section configured to display, on a display surface, a screen of an application program running on an information processing apparatus, a detecting section configured to detect the position of a pointer, a receiving section configured to receive a determination result concerning whether the position is present within a predetermined range including an image object, a drawing section configured to draw, when an operation mode is a first mode, a line corresponding to a track of the position, a second transmitting section configured to transmit, when the operation mode is a second mode, the information indicating the position to the information processing apparatus, and a switching section configured to switch, when the operation mode is the first mode, the operation mode to the second mode when the receiving section receives the determination result indicating that the position is within the predetermined range.

Abstract: A display system includes an information processing apparatus and a projector, in which the information processing apparatus includes a display unit, a communication unit, and a PC control unit that causes the display unit to display information regarding the projector with which communication is performed via the communication unit. The projector includes a communication unit, a remote control light receiving unit, and a PJ control unit that transmits an operation detection command via the communication unit in a case where the operation is received by the remote control light receiving unit. In a case where the operation detection command is received via the communication unit, the PC control unit changes an appearance of information regarding the projector having transmitted the operation detection command among information pieces displayed by the display unit.

Abstract: A second projector includes a second projection section that projects an image onto a second area; a second storage section that stores an attribute; a second control section that causes the second projection section to project an image of the line which is a line according to the locus of the indicator and which is drawn using the attribute stored in the second storage section, and an acquisition section that acquires the attribute stored in the first storage section. In a case in which a locus that is temporally or spatially continued and is extended from the first area to the second area is drawn by the indicator, the second control section causes the second projection section to project the image of the line which is a line according to the locus of the indicator and which is drawn using the attribute acquired by the acquisition section.

Abstract: A projector includes a determining unit configured to determine whether the distance between an operation device and a distance measuring unit configured to measure a distance to the operation device is a first threshold or less, a switching unit configured to switch, when a mode of the projector is a first mode, the mode from the first mode to a second mode when it is determined that the distance between the operation device and the distance measuring unit is the first threshold or less, a detecting unit configured to detect the position indicated by the operation device, and a processing unit configured to, when indication of a first position on the screen is detected, perform first processing corresponding to the first position when the mode is the first mode and perform second processing different from the first processing corresponding to the first position when the mode is the second mode.

Abstract: A display apparatus includes a display section configured to display, on a display surface, a screen of an application program running on an information processing apparatus, a detecting section configured to detect the position of a pointer, a drawing section configured to draw, when an operation mode of the display apparatus is a first mode, a line corresponding to a track of the position, a transmitting section configured to transmit, when the operation mode is a second mode, information indicating the position to the information processing apparatus, and an erasing section configured to erase the line when a first position of the pointer when the operation mode is the first mode is within a predetermined range including a first image object for performing an input to the application program on the screen and an instruction from a user for switching the operation mode to the second mode is received.

Abstract: A display apparatus includes a display section configured to display, on a display surface, a screen of an application program running on an information processing apparatus, a detecting section configured to detect the position of a pointer, a receiving section configured to receive a determination result concerning whether the position is present within a predetermined range including an image object, a drawing section configured to draw, when an operation mode is a first mode, a line corresponding to a track of the position, a second transmitting section configured to transmit, when the operation mode is a second mode, the information indicating the position to the information processing apparatus, and a switching section configured to switch, when the operation mode is the first mode, the operation mode to the second mode when the receiving section receives the determination result indicating that the position is within the predetermined range.

Abstract: A projector system includes an information processing apparatus and a projector. The projector includes a device connection unit which enables communication between the information processing apparatus and the projector, a password generating unit which generates a password, and an encryption unit which encrypts the password and outputs the encrypted password to the information processing apparatus through the device connection unit.

Abstract: Provided is a projection system including an image processor processing image data, the image processor acquires subsequent image data having an object included in an image temporarily subsequent to an image currently displayed by the projector. The projector stores the image data and the subsequent image data and updates the currently displayed image into the subsequent image on the basis of the subsequent image data when the update information received by the projector reception unit indicates that the currently displayed image is updated into the subsequent image.

Abstract: A projector system includes an information processing apparatus and a projector. The projector includes a device connection unit which enables communication between the information processing apparatus and the projector, a password generating unit which generates a password, and an encryption unit which encrypts the password and outputs the encrypted password to the information processing apparatus through the device connection unit.

Abstract: An image display system includes a data processing device and an image display device. The data processing device includes a display item detection unit that detects display items running on a display screen, a display/non-display selection unit that selects whether or not to display the display items detected by the display item detection unit on the image display device. The image display device includes a display image data forming unit that forms display image data on the basis of the image data of the display items selected by the display/non-display selection unit to be displayed on the image display device among the image data received by a receiving unit, and an image display unit that displays an image on the basis of the display image data formed by the display image data forming unit.

Abstract: A projector used with an external device having a tilt detection function and configured so that the external device can be connected to a projector main body at a predetermined installation angle projects an image on which a correction has been performed using a first tilt angle of the external device detected by the external device and the installation angle.

Abstract: A projection system includes an information processing apparatus; a projector; and a signal transmission unit that carries signals between the information processing apparatus and the projector.

Abstract: A projector system includes an information processing apparatus and a projector. The projector includes a device connection unit which enables communication between the information processing apparatus and the projector, a password generating unit which generates a password, and an encryption unit which encrypts the password and outputs the encrypted password to the information processing apparatus through the device connection unit.

Abstract: A signal conversion device supplies a video signal to each video projection device of plural video projection devices that display a video image by superimposing the projection image. The device includes a characteristic information transmitting unit that transmits, to at least one video projection device of the plural video projection devices, characteristic information representing a light modulation characteristic of a light modulation element provided in the at least one video projection device, and a signal conversion processing unit that performs signal conversion processing corresponding to each of the video projection devices to an input video signal in accordance with the characteristic information transmitted from the characteristic information transmitting unit, and supplies the video signal after the signal conversion processing to each of the video projection devices.

Abstract: An image display system includes an information processing apparatus and an image display apparatus. The information processing apparatus includes: a processing unit that acquires image information and executes image processing for the image information; a processed image information acquisition command unit that gives an acquisition command to an image display apparatus; and a transmitting unit that transmits the processed image information and the acquisition command to the image display apparatus.

Abstract: An image display system that includes: a projector; and a screen device that displays a projection image being a projection result from the projector. In the image display system, the screen device includes a plurality of light diffusion units each having characteristics of light transmission and characteristics of light diffusion, and among the plurality of light diffusion units, the projection image is diffused by a second light diffusion unit after passing through a first light diffusion unit.

Abstract: A projection system comprising an information processing apparatus capable of processing image data and a projector capable of performing a display process on the image data processed by the information processing apparatus, when the bit number representing the number of gradations of pixel data transmitted from the information processing apparatus to the projector is n-bit and the bit number representing the number of gradations which can be expressed by the projector is m-bit (m>n). The image processing apparatus outputs image data where m-bit pixel data is divided into k-pieces of pixel data of at most n-bits, and the projector synthesizes the k-pieces of pixel data based on a set synthesis rule to generate the m-bit pixel data in the pixel.