Abstract: The invention provides a projector calibration method for forming a spherical target image at a viewing point. The projector calibration method includes the following steps. A first preset image is projected by a first projector to a dome screen, and a first deformed image is obtained by capturing an image of the dome screen using a first camera. A spatial relationship between the first projector, the first camera, and the dome screen is calculated according to the first preset image and the first deformed image. A first prewarp image is generated according to a target image, a spatial relationship between the first projector and the dome screen, and a spatial relationship between the dome screen and the viewing point. Projection is performed by the first projector according to the first prewarp image. In addition, a projection system using the method is also provided.

Abstract: A video output controlling apparatus and a video output controlling method that can reduce the possibility that a video for which encryption is required may be outputted in a non-encrypted state are provided. A first acceptance unit (40) accepts a video and an encryption necessity signal indicative of whether or not encryption of the video is required via a first route. A second acceptance unit (44) accept a control signal via a second route different from the first route. A video conversion unit (46) converts, in accordance with the control signal, the video accepted by the first acceptance unit (40) into one of a video that is different in a format from that of the video and is in an encrypted state and a video that is different in a format from that of the video and is not in an encrypted state.

Abstract: An improvement in quality is achieved by improving a contrast ratio. Therefore, in a projector device including a light source device using a solid-state light source (AR) includes a temperature adjustment device (190) capable of setting a state in which a temperature of at least the solid-state light source is caused to increase. Then, a determination unit (12) determines a luminance state of an image and a control unit (16) controls a heat state of the solid-state light source (AR) by controlling the temperature adjustment device (190) on the basis of a determination result. In particular, by increasing the temperature of the solid-state light source (AR) in accordance with an image, light emission efficiency is lowered to decrease luminance.

Abstract: A projection image including a test pattern is projected on a projection surface. The projection image is moved in a first direction. An image of the projection image is captured. A change in the test pattern contained in the projection image the image of which has been captured is detected. When a change in the test pattern is detected, it is determined that the projection image has reached an end of the projection surface.

Abstract: An image display apparatus includes a display, an input unit configured to receive input data including an input image in which a first dynamic range is defined and including information relating to luminance of the input image, and at least one processor or circuit for executing tasks of converting the first dynamic range into a second dynamic range having a maximum luminance lower than that of the first dynamic range, acquiring a user set maximum luminance of the second dynamic range, acquiring a maximum display luminance when the display unit displays the maximum luminance of the second dynamic range under a display condition set for the display unit, and generating a setting screen for a user setting. The setting screen displays information indicating a relative relation among the information relating to luminance acquired from the data, the user set maximum luminance and the maximum display luminance.

Abstract: A method for driving a projection system and a projection system including a phase modulator and at least one amplitude modulator. The phase modulator is configured to generate a highlight image incident on the amplitude modulator, the projector system further includes at least one image sensor configured to receive at least a portion of an illumination pattern substantially equivalent to the illumination pattern incident on the amplitude modulator, and the image sensor is being used to provide feedback to the controller of the projection system to improve the highlights projected by the projection system.

Abstract: A fastening device for an adjustable display accessory in the region of the dashboard of a motor vehicle is provided. The accessory is movable into different positions relative to an operator. The fastening device pivots by a driver into an optimal position and when not in use is able to be pivoted back into a neutral position in which the driver is not disturbed, wherein at the same time the accessory may be lockable in its position such that in it maintains its set position despite vibrations. A pivoting arm which is rotatable about a fixed first axis is provided and a holder for the accessory is arranged on the free end of the pivoting arm. The holder is rotatable about a second axis provided on the pivoting arm and both the pivoting arm and the holder are lockable on their axes in a plurality of latched positions.

Abstract: In a case where a plurality of imaging apparatuses is used for a surgery, the appearance is regulated between images captured by the respective imaging apparatuses. According to the present disclosure, a medical system is provided, the medical system including a plurality of surgical imaging apparatuses and a control unit to which each of the surgical imaging apparatuses is connected, the control unit including a signal processing unit that links images captured by the respective surgical imaging apparatuses. With this configuration, in a case where a plurality of imaging apparatuses is arranged for a surgery, it becomes possible to regulate the appearance between images captured by the respective imaging apparatuses.

Abstract: The disclosure provides multimode configurable spectrometers, a method of operating a multimode configurable spectrometer, and an optical monitoring system. In one embodiment the multimode configurable spectrometer includes: (1) an optical sensor configured to receive an optical input and convert the optical input to electrical signals, wherein the optical sensor includes multiple active pixel regions for converting the optical input to the electrical signals, and (2) conversion circuitry, having multiple selectable converting circuits, that is configured to receive and convert the electrical signals to a digital output according to a selected one of the selectable converting circuits.

Abstract: An artificial intelligence display device is disclosed. The artificial intelligence display device includes a display, and a processor configured to generate a monitoring image by using a plurality of images captured by a plurality of cameras, respectively, and control the display to display the monitoring image, in which the plurality of images includes a first image and a second image adjacent to the first image, and the processor is configured to generate a first corrected image obtained by compressing a first overlapped region overlapping the second image in the first image, generate a second corrected image obtained by compressing a second overlapped region overlapping the first image in the second image, and connect the first corrected image and the second corrected image.

Abstract: A projector is provided with a correction information generator and an image information corrector described below. The correction information generator estimates a reference plane having a normal vector that is the cross product of the average of normal vectors in N regions in the result of measurement of the shape of a projection surface and a first vector corresponding to a component having the largest degree of dispersion among the N normal vectors. The correction information generator estimates an imaginary projection surface by causing the result of projection of the projection surface on the reference surface to rise upright with respect to the reference surface and generates image correction information based on the imaginary projection surface. The image information corrector generates correction image information from image information on a projection image and the correction information. The projector projects an image based on the correction image information on the projection surface.

Abstract: A method is provided of processing a primary video stream to which an overlay may be applied, for display by a head mountable display. The method includes identifying one or more suitable regions in the primary video stream for the display of overlay content. A suitable region is a region detected to lack one or more first predetermined features or to include one or more second predetermined features. The method also includes generating metadata indicative of a location and a depth of the suitable regions for the display of the overlay content, and that defines how a change in the detected orientation of the head mountable display, by which the primary video stream is displayed, changes the display of the overlay content. The method further includes providing the metadata in association with the primary video stream.

Abstract: A projection positioning system and a projection positioning method thereof are provided. A projection device projects a first test image and a second test image on a projection screen based on a projection range at different time points. At least one photosensitive element is disposed on the projection screen. In response to projecting the first test image, a computing device divides a first image sub-zone of the first test image according to the first image sub-zone corresponding to one of first optical parameters sensed by the photosensitive element, to generate the second test image. In response to projecting the second test image, the computing device determines positioning information of the photosensitive element with respect to the projection range according to a second image sub-zone corresponding to one of second optical parameters sensed by the photosensitive element. The projection device performs a projection adjustment function according to the positioning information.

Abstract: A method of controlling a display system including the steps of projecting, by a plurality of group-belonging projectors, an image in one display area corresponding to one projector group to thereby display one composite image corresponding to the one projector group out of a plurality of composite images corresponding one-to-one to a plurality of projector groups in the one display area, estimating, by a control device, brightness of the plurality of composite images, identifying, by the control device, a dark image which is the darkest and a first adjustment target image different from the dark image from the plurality of composite images based on a result of the brightness estimation, and controlling, by the control device, at least one projector in the projector group corresponding to the first adjustment target image to thereby approximate brightness of the first adjustment target image to brightness of the dark image.

Abstract: A control method for a position detecting device including a first adjusting step of emitting detection light to a jig for adjustment disposed on a screen and adjusting the detection light to first detection light such that the detection light is emitted to a specific range of the jig for adjustment and a step of setting, in a state in which the detection light has been adjusted to the first detection light, a region including the jig for adjustment as a non-detection area where a detecting section does not detect the detection light as the reflected light from an obstacle, wherein the position detecting device including a light emitting section configured to emit the detection light and the detecting section.

Abstract: The present disclosure relates to systems and methods for synchronizing audio and video. The systems and methods may perform operations including: obtaining a data stream including a sequence of video frames and a sequence of audio samples; inputting the sequence of video frames into a video channel, the sequence of video frames being processed and outputted from the video channel; inputting, for processing, the sequence of audio samples into an audio channel, the audio channel including a data buffer configured to buffer processed audio samples, a volume threshold of the data buffer being determined according to a time for processing one or more successive video frames; determining that a data volume of audio samples buffered in the data buffer exceeds the volume threshold; and in response to a determination that the data volume of buffered audio samples exceeds the volume threshold, outputting the buffered audio samples from the audio channel.

Abstract: This projection-type display device has: an operation signal detection unit that receives operation signals that indicate adjustment content of a projected image, the adjustment content having been instructed by way of an operation unit; an installation state detection unit that detects, as the installation state of the projection-type display device, a first state and a second state realized by rotating 90 degrees around an axis parallel to the optical axis of the projection lens; and a control unit that, upon detecting a signal that corresponds to the first direction by way of the operation signal detection unit in the first state and the second state, adjusts a projected image by shifting the projected image in the first direction or by moving a correction-object site in the projected image in the first direction.

Abstract: A method for generating a mask and a projection apparatus for performing the method are provided. The method includes: projecting a first pattern onto a projection surface, wherein the projection surface includes a non-planar region, and the first pattern includes multiple first straight lines; shooting a first image of the projection surface on which the first pattern is rendered; finding at least one first specific line segment in the first image, wherein each first specific line segment includes at least one first inflection point; delineating a first contour based on the at least one first inflection point in a case of determining that the at least one first inflection point in the first image is suitable for delineating the first contour; and generating a first mask pattern based on the first contour in a case of determining that the first contour matches a region contour of the non-planar region.

Abstract: The present invention relates to a display device and a control method therefor. The display device comprises: a body including a fixed body configured to respond to an output format of various contents, and an extended body coupled to at least one corner of the fixed body so as to slide on the fixed body to expand or contract a front area; and a flexible display provided on the front surface of the body and having an output area and a non-output area rolled at an end of the output area and provided on a rear area of the output area, wherein the flexible display is configured such that the ratio of the output area to the non-output area is variable in accordance with the front area of the body.

Abstract: An image projection device, such as a pico projector or LCD projector, includes image projection circuitry configured to generate a light beam having a power. The image projection circuitry projects the light beam onto and focuses the light beam on a projection surface located an imaging distance from the image projection circuitry. A time-of-flight sensor is configured to sense the imaging distance between the image projection circuitry and the projection surface and to generate an imaging distance signal indicating the sensed imaging distance. Control circuitry is coupled to the image projection circuitry and to the time-of-flight sensor and is configured to adjust the power and the focus of the light beam based upon the imaging distance signal.