84 results about "Active touch" patented technology

The invention has an active touch-sensitive transparent layer over a display screen (LCD) in which an electrically responsive material, such as silicon oil or the above-described material is trapped in a very thin layer with a diode at the top part of the layer and an anode at the bottom. The electrically responsive material changes form by expanding when a current passes through the material from the anode part of the layer to the diode. The expanded material stretches part the top layer to create raised portions of the display screen. The raised portions can be used in the following capacities: to assist a vision impaired viewer, enhance night viewing, allowing for reduced attention or resources to touch-screen manipulation, or change the optical properties of the display by creating a three-dimensional optical property in the surface of the flexible material covering the expanding layer.

A mobile terminal communication method, which includes activating a touch screen of the mobile terminal, entering into an inactive touch screen mode preventing information from being entered on the touch screen of the mobile terminal while a function is executed on the terminal, receiving an input signal through a specified key arranged on the terminal during a time when the inactive touch screen mode is entered, and entering into an active touch screen mode allowing information to be entered on the touch screen in accordance with the received input signal.

The present invention discloses a method for building and displaying control and non-interactive, non-control information on a touch panel. The method can include constructing a page for display on the touch panel, configuring one or more graphical display units and one or more sub-pages for display on the page, and displaying the page, graphical display units and sub-pages, selectively, on the touch panel. The method further includes determining whether any of the graphical display units is activated by a touch message applied to a location on the touch panel. Respective graphical display units may be selectively provided with features from a group of features that includes bitmaps, icons, borders and text. Two graphical display units having respective active touch areas may be displayed on the touch panel so that their active touch areas are separated by no more than one pixel.

A touch terminal, and an active stylus detection method, and system. The method comprises the following steps: (S201) a controller of a touch screen separately scanning multiple pieces of noise information, of an active stylus of the touch screen, at multiple operating frequencies; (S202) the controller of the touch screen determining a target operating frequency according to the multiple pieces of noise information; and (S203) the controller of the touch screen sending the target operating frequency to the active stylus, and adjusting an operating frequency of the active stylus to the target operating frequency, so that both the active stylus and the touch screen work at the target operating frequency. The controller of the touch screen scans the multiple pieces of noise information, of the active stylus, at the multiple operating frequencies, so as to determine the target operating frequency of the active stylus, so that the active stylus works at the target operating frequency. In this way, use by a user is facilitated, the efficiency of communication between the active stylus and a touch screen terminal is improved, and active styluses of different frequencies are all applicable to the touch screen.

A method and apparatus for transmitting power to active touch stimulating devices associated with a touch sensing apparatus. In this invention four methods of providing power supply to the touch-input device are presented. These methods are: EM induction transmission using a single loop antenna, EM induction transmission using a conductive layer, acoustic transmission through air, and acoustic transmission through an acoustic conductive layer.

A digital electronic apparatus includes a touch display panel, an active touch pen and a power shortage reminding module. The active touch pen is suitable for inputting signals to the touch display panel. The power shortage reminding module is disposed in one of the touch display panel and the active touch pen. The power shortage reminding module is suitable for monitoring a remaining power of the active touch pen and prompting the touch display panel to send out a reminding signal for charging the active touch pen, and therefore, the active touch pen can be timely charged, which prevents the power of the active touch pen be exhausted in use.

An active touch system is provided, in which sensing electroding units in an array and two groups of intersecting control electrodes and detecting lines are disposed on a touch substrate, and the detecting lines are connected to sensing electrodings through active devices. The control electrodes are used to control on and off of the active devices, and the detecting lines are used to apply touch excitation signals to the sensing electrodings, and detect a leakage current of a sensing electroding to a finger or other touch object. A position of the finger or other touch object on the touch substrate is found by determining a sensing electroding unit generating the leakage current. The method of obtaining touch signals is improved in the hardware sensing stage, so that the judgment procedure after detection is greatly simplified, and the judgment of multi-point touch becomes easy and natural.

The embodiment of the invention discloses a business data pushing method and device and a storage medium, and the method comprises the steps: obtaining a behavior log table of a game user in a game client, and extracting key behavior data information associated with the game user from the behavior log table; carrying out user portrait analysis on the key behavior data information to obtain user portrait information used for representing the game user; and when it is determined that the game user satisfies a data pushing condition based on the user portrait information, obtaining service data information of K service types matched with the user portrait information, and pushing prompt information corresponding to the service data information of the K service types to a game terminal corresponding to the game user, and enabling the game terminal to display the prompt information in a game display interface corresponding to the game client, wherein k is a positive integer. By adopting themethod and the device, active touch of the prompt information can be realized, and the accuracy of data recommendation can be improved based on the user portrait information.

A physical or virtual circular touchpad that may have an active touch-sensitive surface in a center area of the touchpad, wherein touchdown in the center area is detected by the touchpad having an active touch-sensitive surface, and then radial movement from the center area towards a perimeter of the circular touchpad and in a specific direction will cause a change in the value of a control parameter.

The invention aims to solve the problems of expensive price, inconvenient use, limited information and the like of the prior guide device, and provides a wearing type touch guide device. The guide device adopts technology of replacing visual by touch, and can convert image information acquired by a camera on guide glasses of the blind into touch images, so that the blind can sense ambient environmental information in real time in an active touch mode by means of the touch display technology. The invention provides a touch graphic context display device, which comprises a pick-up device, a microprocessor, a positioning device, and a touch stimulation device, wherein the pick-up device is connected with the positioning device embedded with the microprocessor, and is used for providing coordinate reference for virtual touch display; and the touch stimulation device is connected with the positioning device. The touch graphic context display device has the advantage of making operators dynamically sense visual image information of environmental objectives in the touch mode.

The invention provides an active touch sensor. The active touch sensor comprises an insulation substrate, and a plurality of sensing units arranged on the insulation substrate, wherein each sensing unit comprises a touch / separation type friction nanogenerator arranged on the front surface of the insulation substrate, and a thin film transistor arranged on the back surface of the insulation substrate and opposite to the friction nanogenerator; each friction nanogenerator is electrically connected with a gate of the corresponding thin film transistor through a conductive material filling a via hole in the insulation substrate; and a sensing signal of each sensing unit is achieved through currents flowing between a source and a drain of the corresponding thin film transistor. The active touch sensor provided by the invention has the advantages of simple preparation process, wide material selection range and low cost, can satisfy the requirements for large-scale commercialization, and achieves high promotion and application values.

The invention provides an active stylus, a touch input system and a driving method thereof. The active touch pen comprises a pen tip and a pen body, wherein a control unit and a signal providing unitare arranged in the pen body; The control unit is used for detecting the detection parameter value corresponding to the tilt angle of the pen body, and adjusting the signal quantity of the output signal supplied from the signal providing unit according to the detection parameter value. An input terminal of the signal supply unit is connected to an output terminal of the control unit for supplyingan output signal through a pen tip. The invention simplifies the control and use process of the active stylus by setting the control unit to detect the detection parameter value corresponding to the tilt angle of the active stylus and adjusting the signal quantity of the output signal according to the detected detection parameter value, and improves the convenience of use. At the same time, the cost and the power consumption can be reduced compared with the existing active pen using the pressure sensor.

The invention discloses a touch pen, a touch panel, a touch system and a touch method. The touch pen comprises a processor, a first emitting electrode, a second emitting electrode and a third emittingelectrode, wherein the first emitting electrode, the second emitting electrode and the third emitting electrode are independently distributed in the extending direction of a stylus point of the touchpen. The processor comprises a processing unit and a transmitting circuit. The processing unit controls the first transmitting electrode to transmit a first signal, a second signal and a third signalthrough the transmitting circuit according to a first frequency, the second transmitting electrode to transmit a second frequency and the third transmitting electrode to transmit a third signal according to a third frequency. The first signal, the second signal and the third signal are received, so that the touch panel obtains space vector coordinates and / or direction angles of the stylus according to the received first signal, second signal and third signal; wherein the positions of the first emitting electrode, the second emitting electrode and the third emitting electrode are not on the same straight line, and the first frequency, the second frequency and the third frequency are co-prime frequencies. According to the embodiment provided by the invention, the touch precision of the active touch pen can be improved.

An active touch panel voltage compensation circuit, which is to improve voltage distribution in the border of an electrode layer of a touch panel, comprises: a power supply unit provides an initial voltage to a plurality of voltage-applying points of the electrode layer. A differential amplifier unit sets a calibration level. The differential amplifier unit is coupled to a plurality of detection points to obtain a plurality of detected voltages, and compares the detected voltages with the calibration level to obtain a plurality of deviation values. A processing unit works out the compensation voltages for the voltage-applying points according to the deviation values, generates a plurality of gain-modulation signals according to the compensation voltages and sends the gain-modulation signals to the power supply unit. The power supply unit regulates the initial voltage to the plurality of compensation voltages so that the detected voltages can reach the calibration level.

An electrostatic capacity type touch screen included in an image display apparatus is provided. The electrostatic capacity type touch screen includes an active touch region on a screen divided into a plurality of regions and a plurality of conductive sensing patterns formed in the divided regions to detect capacitance. Coupling of the conductive sensing patterns among the divided regions is broken.

An assembling infrared touch control module is provided and includes four L-shaped first frame members and a plurality of straight second frame members matched in pairs. Each first and second frame member has a space therein and two openings at two ends thereof, respectively, in communication with the space. Each space has a circuit board therein. Each circuit board has a plurality of infrared transmitter / receiver components thereon and two connectors thereon at the two openings, respectively. The four first frame members and the second frame members whose number may be increased or decreased by demand are assembled together to form a frame by means of the connectors so that an active touch area of the frame may be resized by demand to be adapted to a display device of any size, and an additional touch control function adapted to an extended area for the display device may be set.

A flexible touch sensing unit may include a substrate including an active touch region and an inactive region surrounding the active touch region, a plurality of first sensing electrodes disposed on the active touch region and extending along a first direction, a plurality of second sensing electrodes disposed on the active touch region and extending along a second direction, and a plurality of sensing lines disposed on the inactive region and electrically connected to the first sensing electrodes and the second sensing electrodes. Each of the sensing lines may include a first metal layer, a first conductive layer disposed on the first metal layer, and a second metal layer disposed on the first conductive layer. Each of the first sensing electrodes may include a third metal layer, and each of the second sensing electrodes may include a fourth metal layer. The first conductive layer may include a self-assembled monolayer.

The invention relates to the technical field of touch control, and discloses an active touch control pen and a man-machine interaction device. The active touch control pen comprises a pen body, comprising an active pen core and a pen case surrounding the pen core, wherein a clamping member is arranged between the pen core and the pen case, and the pen core can do deflection movement with the clamping member as a fulcrum when the pen core is forced; a light emitter fixed on the tail of the pen cartridge, the luminous surface being arranged away from the pen cartridge; an optical signal sensingunit located on the rear side of the pen core and capable of sensing a light beam emitted from the light emitter and outputting information on the coordinates of the position where the light beam is irradiated; a micro-control unit connected with the optical signal sensing unit, and used for generating a corresponding driving signal according to the position coordinate information outputted from the optical signal sensing unit, and sending the driving signal to the touch screen through the pen core. Users can control the touch function by changing the pressing force and / or the holding postureof the active stylus, so as to meet more touch requirements and improve the application experience of the stylus.

The embodiment of the invention discloses an object edge recognition method, device and system based on vision and touch and a medium, and the method comprises the steps: obtaining the global touch information of an object through an active touch exploration algorithm, and extracting an object edge contour 1 according to the global touch information of the object; processing the three-dimensionalpoint cloud information by using a visual algorithm, and extracting object edge contour information 2, wherein the three-dimensional point cloud information is obtained by a visual sensor; and fusingthe object edge contour 1 and the object edge contour 2 by using a Bayesian model to obtain final edge features of the object. By implementing the embodiment of the invention, the visual sense and thetactile sense are fused to realize the identification of the edge features of the object, and the identified edge features of the object can be used for mechanical arm grabbing, so that the grabbingaccuracy, robustness and reliability of the mechanical arm are improved.

An active touch control pen comprises a touch-press element and a pressure sensing module; one end of the touch-press element is arranged at the nib of the active touch control pen and is used for receiving external pressure; the pressure sensing module is connected with the touch-press element and is used for generating oscillating signals; when the touch-press element receives external pressureand the external pressure is less than a first threshold value, the oscillating signal oscillates at a first frequency; when the touch-press element receives external pressure and the external pressure reaches to the first threshold value, the oscillating frequency of the oscillating signal is adjusted into a second frequency; the difference between the first frequency and the second frequency isgreater than the second threshold. According to the active touch control pen provided in the invention, by setting the threshold value of the external pressure, the active touch control pen can generate oscillating signals at first frequency and the second frequency which are different from each other according to that whether the external pressure reaches to the threshold value; therefore, the active touch control pen can avoid false point-report or water leakage caused by the active touch control pen due to noise disturbance of the external environment.

A method of detecting power of an active touch medium is disclosed in the present invention. The method includes capturing an image with an optical signal generated from the active touch medium, reading a first threshold value, comparing an intensity of the optical signal and the first threshold value, and executing a low power mode when the intensity of the optical signal is smaller than the first threshold value.