A MEMS micromirror device includes a monolithic body of semiconductor material having a first main surface and a second main surface, with the monolithic body having an opening extending from the second main surface and including a suspended membrane of monocrystalline semiconductor material extending between the opening and the first main surface of the monolithic body. The suspended membrane includes a supporting frame and a mobile mass carried by the supporting frame and rotatable about an axis parallel to the first main surface, with the mobile mass having a width less than a width of the opening. A reflecting region extends over the mobile mass.

An information processing device which controls one projector and another projector includes: a display unit which displays a first operation screen for managing the one projector and a second operation screen for managing the another projector; an input unit which accepts an operation on the first operation screen and the second operation screen; and a control unit which controls the one projector and the another projector, based on the operation accepted by the input unit. When the information processing device is switched from a first state where the first operation screen is operable to a second state where the second operation screen is operable, the control unit causes the second operation screen where an item corresponding to a predetermined item selected on the first operation screen in the first state is selected, to be displayed in the second state.

A projection device and an auto-focus method thereof are provided. The projection device includes a storage device, an image determining circuit, and an auto-focus circuit. The storage device is configured to temporarily store at least two image signals of image data in different time sequences. The image determining circuit is electrically connected to the storage device and is configured to access the image signals to determine whether a target image signal of the image signals meets an auto-focus condition, wherein the auto-focus condition includes the image determining circuit comparing the image signals to determine whether the target image signal is a static image, so as to correspondingly output a focusing signal. The auto-focus circuit is electrically connected to the image determining circuit and is configured to perform, according to the focusing signal, an auto-focus operation on an image projected by the projection device.

An image projecting apparatus including an optical output unit for projecting and image, a camera, a plurality of sensors, and a processor is disclosed. The processor is configured to: identify, based on sensing data received through the plurality of sensors, a distance between each of the plurality of sensors and a projection surface, provide, based on a difference between the identified distances being greater than or equal to a pre-set threshold value, a user interface configured to guide a direction adjustment of the image projecting apparatus, and identify, based on a difference between the identified distances being less than the pre-set threshold value, a shape of a projected image by photographing, using the camera, an image projected to the projection surface, and control the optical output unit to project an image corrected based on the identified shape.

The present technology relates to a signal processing device and method, and a program that enable easier and more accurate failure detection. The signal processing device includes: an addition unit that adds test data for failure detection to valid data on which predetermined processing is to be performed, two or more samples processed in parallel in different paths having a same sample value in the test data; and a signal processing unit that performs the predetermined processing on the valid data and the test data that has been added to the valid data by a plurality of the paths. The present technology can be applied to in-car cameras.

An optical distortion measurement method that including receiving target field of view information; processing the target field of view information using a coordinate conversion model to obtain screen coordinates of a target angle of view, wherein the coordinate conversion model may be configured to convert image plane coordinates of the target angle of view to screen coordinates of the target angle of view; and outputting at least the screen coordinates of the target angle of view.

An image mapping player includes an image mapping module for creating a mapping relation between each pixel of an image of a video to be mapped and each pixel of an image to be displayed and displaying the image according to the mapping relation, a brightness adjustment module for adjusting the brightness of the displayed image brightness, a controller selection module for selecting a controller type, a channel selection module for selecting a channel; a RB reverse selection module for selecting a color component R and a color component B whether or not applicable for reversing the image, a white light setting module, for selecting a white light mod, and a port brightness adjustment module for adjusting the brightness of a selected port. The invention also discloses a pixel debugging method by using the image mapping player.

A position and size adjustment support method supports an adjustment work to achieve a predetermined position and size relation between a display range of a display apparatus and a shooting range of an imaging apparatus. An image of at least a part of the display range is shotten by the imaging apparatus. A position and size relation between the display range and the shooting range is calculated based on the image. At least one of a moving direction and a size change direction of at least one of the display range and the shooting range is calculated, based on the position and size relation calculated, the moving direction and the size change direction being used to change the position and size relation to the predetermined position and size relation. Adjustment guide information providing with the at least one of the moving direction and the size change direction calculated is output.

A calibration tool for a dynamic projection mapping system includes a rigid body, a row of at least three light emitters disposed on the rigid body, and an additional light emitter disposed on the rigid body and offset from the row of the at least three light emitters. The calibration tool also includes a sensor disposed on the rigid body and configured to detect projected light.

A projector includes: a projection unit projecting a projection image onto a projection surface where an object is located, the object defining a projection area where the projection image should be projected; a distortion correction unit correcting a distortion of the projection image; and a projection control unit causing the projection unit to project a guide image showing a range within which a predetermined site of the projection image can move according to the correction of the distortion, the projection control unit thus prompting a user to adjust a positional relation between the object and the range.