Abstract: The present invention relates to a TFT liquid crystal display, more specifically, to a cholesteric liquid crystal display employing both field-induced nematic vertical alignment texture and field-induced eddy alignment texture as video astable states and cholesteric planer texture and focal conic texture as power-free bistable states. Thus, the display provides not only video speed motion pictures with unlimited grayscale but also excellent static images.

Abstract: The application relates to an aircraft, a method, an apparatus and a computer readable storage medium for controlling the aircraft with at least one sensor arranged thereon, the method including detecting a motor state of the aircraft, acquiring at least one sensing data of the at least one sensor, and controlling the aircraft to perform a startup operation or a shutdown operation according to the motor state and the at least one sensing data, so that the aircraft can be autonomously controlled to perform the startup operation or the shutdown operation, and the user experience is improved.

Abstract: A touch control apparatus, a control method thereof and an electronic device having the touch control apparatus are disclosed, which belong to the technical field of touch control. The touch control apparatus comprises: a panel (1); a transmitting antenna (2) arranged on the panel (1) and configured to transmit a detection wave for detecting whether the panel (1) is being touched; at least three resonant circuits arranged on the panel and configured to sense the detection wave and generate resonant waves; and a control processing unit (6) configured to control to process the resonant waves and position information of the resonant circuits to obtain corresponding touch information comprising at least a touch pressure and a touch position. The touch control apparatus, the control method thereof and the electronic device enable touch control of the panel by a general object through utilizing the resonant circuits.

Abstract: Apparatus for scanning and recognizing characters comprises: an optical sensor for capturing images, which optical sensor carries out continuous shooting of the scanned characters to obtain an image frame sequence containing the scanned characters, and the content of an image frame partly overlaps content of the previous image frame in the sequence; and a control module for processing the images and recognizing the characters. The control module divides the image frames in the image frame sequence into groups of image frames including reference frames, skip frames and predictive frames according to the overlapping contents, and combines the standard frames and the predictive frames into a panorama image, taking a group of image frames as a unit, and carries out character recognition after performing skew correction based on the panorama image, to obtain the character codes of the scanned characters. The skip frames can be skipped directly, increasing the splicing speed.

Abstract: A human facial identification method and system are disclosed, which belong to the mode identification technical field and intend to improve veracity of human facial identification implemented in outdoor environment. The human facial identification method includes: driving a group of infrared lamps by a high frequency pulse signal to generate infrared backlight, collecting identified human facial features in irradiation of the infrared backlight, comparing the collected identified human facial features with a human facial template to complete the human facial identification. A human facial compensation method and system are also disclosed, which are intend to improve luminance of infrared backlight. The technical solutions are mostly applied to the human image identification field.

Abstract: The present invention relates to digital circuit processing and provides a position indication device and a position indication method. In order to improve positioning accuracy of the position indication device without degrading its sensitivity, a position indication device is provided. The device comprises: a voltage dividing circuit connected with a resonant circuit and a rectifying and filtering circuit. The voltage dividing circuit obtains a predetermined proportion of a signal output from the resonant circuit and outputs it to the rectifying and filtering circuit. The present invention is applicable to digital handwriting pens.

Abstract: There are provided a method and an apparatus for scroll information input in an electromagnetic induction way. The method comprises steps of: definition of scroll bars, where a horizontal scroll bar and a vertical scroll bar are defined for an electromagnetic board by means of a controller of the electromagnetic board; implementation of scrolls, where virtual scrolls for the scroll bars of the electromagnetic board are achieved based on positional changes of an electromagnetic pen over the horizontal scroll bar and the vertical scroll bar of the electromagnetic board; and mapping of scrolls, where the virtual scrolls for the scroll bars of the electromagnetic board are mapped into scrolls for scroll bars in a computer by means of the controller.

Abstract: A method for measuring a distance between a coordinate indicator and a coordinate input device, which belongs to the technical field of computer peripheral equipments. The method comprises the steps of measuring an actual amplitude of an output signal of a receiving coil in the electromagnetic induction plate by a measurement circuit in the electromagnetic induction plate; determining a distance between the coordinate indicator and the coordinate input device in accordance with the actual amplitude of the output signal, a nominal amplitude of the output signal, and a preset reference amplitude of signal.

Abstract: A dual-camera face recognition device and method are disclosed. The device includes: a first camera, for capturing a face image; a second camera, arranged at a different position from the first camera, for capturing a face image; a face recognition processing unit, for receiving and recognizing the face image captured by the first camera and obtaining a first candidate set, and for receiving and recognizing the face image captured by the second camera and obtaining a second candidate set. The face recognition processing unit is also adapted to select from the first candidate set and the second candidate set a candidate object whose similarity complies with a predetermined rule as a recognition result.

Abstract: The present invention relates to an apparatus and a method for scanning and recognizing characters. The apparatus of scanning and recognizing characters comprises: an optical sensor for capturing images, which optical sensor carries out continuous shooting of the scanned characters in order to obtain a image frame sequence containing the scanned characters, and the content of an image frame partly overlaps the content of the previous image frame in the image frame sequence; and a control module used for processing the images and recognizing the characters.

Abstract: A touch control apparatus, a control method thereof and an electronic device having the touch control apparatus are disclosed, which belong to the technical field of touch control. The touch control apparatus comprises: a panel (1); a transmitting antenna (2) arranged on the panel (1) and configured to transmit a detection wave for detecting whether the panel (1) is being touched; at least three resonant circuits arranged on the panel and configured to sense the detection wave and generate resonant waves; and a control processing unit (6) configured to control to process the resonant waves and position information of the resonant circuits to obtain corresponding touch information comprising at least a touch pressure and a touch position. The touch control apparatus, the control method thereof and the electronic device enable touch control of the panel by a general object through utilizing the resonant circuits.

Abstract: A human facial identification method and system are disclosed, which belong to the mode identification technical field and intend to improve veracity of human facial identification implemented in outdoor environment. The human facial identification method includes: driving a group of infrared lamps by a high frequency pulse signal to generate infrared backlight, collecting identified human facial features in irradiation of the infrared backlight, comparing the collected identified human facial features with a human facial template to complete the human facial identification. A human facial compensation method and system are also disclosed, which are intend to improve luminance of infrared backlight. The technical solutions are mostly applied to the human image identification field.

Abstract: The invention relates to a method for measuring a distance between a coordinate indicator and a coordinate input device, which belongs to the technical field of computer peripheral equipments. The method comprises the steps of measuring an actual amplitude of an output signal of a receiving coil in the electromagnetic induction plate by a measurement circuit in the electromagnetic induction plate; determining a distance between the coordinate indicator and the coordinate input device in accordance with the actual amplitude of the output signal, a nominal amplitude of the output signal, and a preset reference amplitude of signal.

Abstract: The present invention provides a multi-orientation handwriting trace input device and a method for rotating a coordinate plane thereof, and relates to the field of computer peripheral input devices. The device comprises a coordinate indicator and a data receiver, wherein the coordinate indicator enables trace input within a predefined coordinate plane of the data receiver. The device further comprises a data communication unit and a coordinate plane rotation unit. The data communication unit is provided the data receiver. A processor of the data receiver transfers operation state information of the data communication unit to the coordinate plane rotation unit. The coordinate plane rotation unit rotates the coordinate plane of the data receiver according to the received operation state information of the data communication unit. The present invention can be implemented in a simple and reliable way, and is easy for use by both right-handed and left-handed users.

Abstract: An inclined image capture device is provided, comprising an inclined means and a camera lens, wherein the inclined means has an interface which forms an inclined angle to the horizontal plane, and wherein the camera lens is fixed to the interface with its axis is tilted upward. Also, a facial recognition system is provided, comprising an inclined image capture device, a facial recognition cell and an output device.

Abstract: There are provided a method and an apparatus for scroll information input in an electromagnetic induction way. The method comprises steps of: definition of scroll bars, where a horizontal scroll bar and a vertical scroll bar are defined for an electromagnetic board by means of a controller of the electromagnetic board; implementation of scrolls, where virtual scrolls for the scroll bars of the electromagnetic board are achieved based on positional changes of an electromagnetic pen over the horizontal scroll bar and the vertical scroll bar of the electromagnetic board; and mapping of scrolls, where the virtual scrolls for the scroll bars of the electromagnetic board are mapped into scrolls for scroll bars in a computer by means of the controller.

Abstract: A dual-camera face recognition device and method are disclosed. The device includes: a first camera, for capturing a face image; a second camera, arranged at a different position from the first camera, for capturing a face image; a face recognition processing unit, for receiving and recognizing the face image captured by the first camera and obtaining a first candidate set, and for receiving and recognizing the face image captured by the second camera and obtaining a second candidate set. The face recognition processing unit is also adapted to select from the first candidate set and the second candidate set a candidate object whose similarity complies with a predetermined rule as a recognition result.

Abstract: Disclosed is a device for varying capacitance which pertains to the field of application of electronic devices and components. The technical essentials of the present invention lie in that: two dielectrics are disposed in parallel with an isolation layer interposed therebetween; the two dielectrics each are connected to an electrode at the same one end face thereof; the other end face of each of the two dielectrics is provided with an elastic conductive pad; a gasket is provided between the two dielectrics and the elastic conductive pads. The relative position and compressed area between the elastic conductive pads and the dielectrics vary according to the magnitude of the external force so that the capacitance between the electrodes of the dielectrics is varied accordingly within a certain range.

Abstract: This invention refers to peripheral equipment of a computer and is a wireless and passive tablet for inputting to the computer that converts the track of handwriting to digital X, Y coordinates and then inputs it to the computer and then displays the track on screen of the computer. The characteristic of the wireless and passive tablet is using the coil of X, Y direction in transmitting and receiving. A square wave is generated and input to a transmitting circuit. A transmitted electromagnetic wave is inputted to a circuit of a pen to form resonance that will be outputted to a receiving circuit. The receiving circuit connects to an amplifying circuit to amplify the signal and input the amplified signal into a phase angle detecting circuit and an amplitude detecting circuit respectively to control the phase angle and amplitude. And then the signal is inputted to a primary CPU to realize the writing function of the wireless pen.

Abstract: An apparatus having handwriting input and the mouse functions is an external input device of computer field. A handwriting screen is amounted inside a mouse body, and the handwriting screen is connected to a processor. An optical displacement sensor is connected to the processor or can also be located therein. USB interface unit is connected to the processor or can also be located therein. The optical displacement sensor is used to acquire relative coordinate information when the apparatus moves, and the handwriting screen is used to acquire handwriting trace information. The processor is directly connected to USB external interface of the computer through its connection or its embedded USB interface unit to establish a communication. The present invention relates to a structure of the apparatus divided into two parts, i.e. the mouse and the handwriting screen.