According to one implementation, an image generation system includes a rotor and a motor for spinning the rotor about an axis of rotation, and a display secured to the rotor. The display includes a display surface and a display aperture, a first privacy s screen situated at the display surface and having a convex curvature relative to light emitted from the display surface, and a second privacy screen situated between the first privacy screen and the display aperture and having a concave curvature relative to light emitted from the display surface. The first privacy screen and the second privacy screen are configured to substantially prevent rotational blur of an image displayed by the display surface while the display is spun by the motor and the rotor.

A control method of a host electronic device communicating with a client electronic device is provided. The control method includes forming a connection with the client electronic device, determining an application to be shared with the client electronic device, generating shared data for the application to be shared, and transmitting the shared data to the client electronic device.

A display system includes a display device and a driver circuit. The display device has a first panel and a second panel, wherein the first panel and the second panel are disposed with a gap therebetween. The driver circuit is coupled to the display device and includes a protection circuit. The protection circuit, coupled to the second panel of the display device, is configured to generate a gray scale data to be outputted to a pixel among a plurality of pixels of the second panel according to a luminance corresponding to the pixel and according to whether a protection function is enabled.

An aerial floating image display apparatus includes a display apparatus configured to generate an image, a retroreflector configured to reflect image light from the display apparatus, and an imager, and if a plurality of persons appear in a captured image generated by the imager, the aerial floating image display apparatus displays, as an aerial floating image, information for notifying a user of the aerial floating image display apparatus of being peeked.

The present application provides an anti-tamper circuit, an LED cabinet and an LED display screen, wherein the anti-tamper circuit is applied to an LED display system that includes an LED display screen and a digital cinema playback server connected to the LED display screen. The LED display screen includes a plurality of LED modules. The anti-tamper circuit includes a first signal transmission unit, a second signal transmission unit, a first field-effect transistor, a second field-effect transistor, a charging and discharging unit and a connection port for connecting the digital cinema playback server. In the present application, during power-off, both the anti-tamper circuit and the digital cinema playback server can be ensured to work normally; thus, digital copyrights are not subject to security threats, and the security of information is greatly improved.

A biometric-recognition display panel is provided. The biometric-recognition display panel includes a substrate, a pixel array, a plurality of sensing circuits and a control circuit. The substrate includes a display area. The pixel array is disposed on the display area and the pixel array includes a plurality of pixels. The sensing circuits are disposed on the display area and each of the sensing circuits generates a threshold voltage by sensing the intensity of light. The control circuit performs biometric recognition according to each of the threshold voltages generated by each of the sensing circuits.

Embodiments herein relate to provision of keyboard, video, and mouse (KVM) connections. In various embodiments, a gateway apparatus may include a KVM remote connection manager, a local area network (LAN) port coupled with the KVM remote connection manage, and a wide area network (WAN) port coupled with the KVM remote connection manager, where the KVM remote connection manager includes a video encoder to encode an out-of-band redirected video stream received at the LAN port from a managed client device, destined for a remote management console, and send the encoded video stream to the remote management console via the WAN port. Other embodiments may be described and/or claimed.

Disclosed is a graded early warning system for rollover of heavy-duty truck based on time-varying interactive Kalman filtering and early warning method thereof. The system includes an infrared speed measuring module, a gyroscope, a humidity signal acquisition sensor, a bluetooth data transmission module and a main control chip. The infrared speed measuring module, the gyroscope, the humidity signal acquisition sensor are respectively connected with input ends of the main control chip through control lines. A video output end of the main control chip is connected with a liquid crystal display through video signal line. The main control chip is wirelessly connected with a mobile phone through the bluetooth data transmission module.

The present invention discloses a personal working system with a dynamic structure, including a central control unit, wherein the central control unit includes an external device identification component used for identifying a plurality of external devices and connecting the identified plurality of external devices into a working system; a weak (or short-distance) communication interface for the communication between the central control unit and the external devices; a strong (or medium-distance and long-distance) communication interface for the communication between the central control unit and an external node; the weak communication interface includes Bluetooth; and the strong communication interface includes WIFI connection, Internet connection, local area network connection and radio telephone connection. The present invention has the advantages that the external devices will not be outdate and is universal with the external devices of the system in the world.

A display device and screen displaying method are provided in this disclosure. The screen displaying method includes the following operations: detecting whether a noise signal on a conducting wire by a detecting unit; outputting a horizontal synchronizing signal and a data signal to a source driving circuit by a timing controller; wherein the data signal includes a first frame data voltage and a second frame data voltage according to the timing sequence; and receiving the first frame data voltage and the second frame data voltage by the source driving circuit, when the detecting unit is configured to detect the noise signal, the processor is configured to selectively output the first frame data voltage or the second frame data voltage.