An electronic device is provided in the present application, which includes a first component; a display arranged on a first surface of the first component; a second component, which includes a supporting body and a projector, the second component being arranged at a first lateral portion of the first component and the projector being arranged on the supporting body; and a connecting member arranged at the first lateral portion of the first component. The supporting body is movable with respect to the first component via the connecting member, the projector is rotatable with the rotation of the supporting body, and the projector moves to a second relative position with respect to the first component when the supporting body moves to a first relative position with respect to the first component.

Image projection devices, high-speed fiber scanned displays and related methods for projecting an image onto a surface and interfacing with the projected image are provided. A method for projecting one or more images and obtaining feedback with an optical input-output assembly is provided. The input-output assembly comprising a light-scanning optical fiber and a sensor. The method includes generating a sequence of light in response to one or more image representations and a scan pattern of the optical fiber, articulating the optical fiber in the scan pattern, projecting the sequence of light from the articulated optical fiber, and generating a feedback signal with the sensor in response to reflections of the sequence of light.

A heat dissipating apparatus includes a heat sink, a first air moving device coupled to a first end of the heat sink, and a second air moving device coupled to a second end of the heat sink. The first air moving device drives an airflow to move through the heat sink in a direction and the second air moving device drives the airflow to move through the heat sink in the direction.

A method of automatically focusing a projector in a projection system is provided that includes projecting, by the projector, a binary pattern on a projection surface, capturing an image of the projected binary pattern by a camera synchronized with the projector, computing a depth map from the captured image, and adjusting focus of the projector based on the computed depth map.

A method and a projector for projecting an image pixel by pixel includes a control unit controlling a light diode device for emitting visible light, pixel by pixel, in accordance with the image to be projected and controlling an infrared diode device for emitting infrared radiation pixel by pixel based on the image to be projected and on a back radiation model, in such a way that a setpoint back radiation intensity measuring signal to be expected pixel by pixel for the actual back radiation intensity measuring signal has a predetermined value for predetermined pixels; and a radiation intensity detection device detecting pixel by pixel a back radiation intensity of reflected visible light and reflected infrared radiation and generating pixel by pixel an actual back radiation intensity measuring signal based on the detected back radiation intensities.

There is provided a projection apparatus which includes a projection unit configured to project an image, an acquisition device configured to acquire a distance between an apparatus main body and a projection target, a ranging device including a ranging axis which is substantially parallel to a projection optical axis of the projection unit, and a controller configured to control a projection operation, based on a result of ranging of the ranging device with reference to the distance acquired by the acquisition device.

Disclosed is a method for protecting a heat dissipation fan of a projecting device, including: when a heat dissipation fan is in a working state, obtaining fall-related information when a projecting device is falling; determining fall-related information of the heat dissipation fan according to the fall-related information of the projecting device; terminating the operation of the heat dissipation fan when the fall state information of the heat dissipation fan is in a falling state; resuming the operation of the heat dissipation fan when the fall state information of the heat dissipation fan is that the fall ends. Further disclosed is an apparatus for protecting a heat dissipation fan of a projecting device, corresponding to the method.

A connection structure connects to an electronic device and a projection component that connects to the electronic device through the connection structure to project a target projection content from the electronic device. The projection component includes a transmission module, an output interface, a direction change mechanism, and a linkage apparatus. The transmission module receives the target projection content. The output interface outputs an initial light ray of the target projection content. The direction change mechanism directs the initial light ray as an output light ray in one of a plurality of output directions. The linkage apparatus is coupled to the connection structure and the direction change mechanism to drive the direction change mechanism to change the output direction of the output light ray from a first output direction to a second output direction in response to a variation in a relative arrangement between the projection component and the electronic device.

In some aspects, the present disclosure is directed to, among other things, a device. The device may include a mirror with a first material and a pivoting system with a second material. The fracture toughness of the second material may be at least 20 M-Pa(m.sup.1/2). The pivoting system may be configured to pivot the mirror around an axis.

An apparatus and method for projecting an image on a surface is provided. More specifically, the method for highlighting information within an image displayed by a projection unit includes receiving a video signal; decoding the video signal; controlling a panel driver to drive a light engine within a predefined power range to display the video signal; and causing the panel driver to enter an overdrive mode driving the light engine at a power level above the preset power range for a period of a scan of the video signal at which information to be highlighted is displayed.