51results about How to "Precise touch" patented technology

An apparatus, system and method controls and interacts within an interaction volume within a height over the coordinate plane of a computer such as a computer screen, interactive whiteboard, horizontal interaction surface, video/web-conference system, document camera, rear-projection screen, digital signage surface, television screen or gaming device, to provide pointing, hovering, selecting, tapping, gesturing, scaling, drawing, writing and erasing, using one or more interacting objects, for example, fingers, hands, feet, and other objects, for example, pens, brushes, wipers and even more specialized tools. The apparatus and method be used together with, or even be integrated into, data projectors of all types and its fixtures/stands, and used together with flat screens to render display systems interactive. The apparatus has a single camera covering the interaction volume from either a very short distance or from a larger distance to determine the lateral positions and to capture the pose of the interacting object(s).

A join end face of an optical connector is easily and reliably cleaned when the optical connector has been inserted into a connector housing, by using an optical connector cleaning unit comprising a cleaning member which wipes clean a join end face of an optical connector inside a connector housing by relative motion against the join end face, a drive mechanism which drives the cleaning member, and a connection section which enables a drive auxiliary mechanism for applying a moving force to the drive mechanism to be connected, and an optical connector cleaning tool in which a drive auxiliary unit comprising the drive auxiliary mechanism has been connected to the connection section of the optical connector cleaning unit.

The invention provides an optical touch screen and a manufacture method thereof. The optical touch screen comprises a display, an optical induction layer and a processor, wherein the optical induction layer is arranged on the surface of the display for receiving touch light and generating an electric signal; and the processor is electrically connected with the optical induction layer and the display for processing the electric signal so as to obtain a position, which is irradiated by the touch light, on the surface of the display and feed back the position to the display. On the basis of an electric signal change situation generated before and after the optical induction layer receives the touch light, the position, which is irradiated by the touch light, on the optical induction layer is determined so as to touch the function of the corresponding function of the display, a whole touch process takes light as a touch medium, and therefore, the touch process is accurate, and the light of a corresponding wavelength can be selected as the touch light according to a distance required by remote control so as to realize long-distance remote control.

The invention provides a light sensation type touch device and a drive method thereof. The drive method comprises the step of: defining a scheduled period, wherein the scheduled period comprises a sensation period and an updating period, a first drive voltage is provided to the light sensation type touch device in the sensation period, and a second drive voltage is provided to the light sensation touch type touch device in the updating period. The light sensation type touch device and the drive method provided by the invention are used for correction deviation of a light sensation type film crystal in the updating period, thereby overcoming the problem of deviation of a leakage current-bias voltage curve and further ensuring that whether the light sensation type touch device is more accurately touched.

Disclosed herein is a touch screen apparatus. The touch screen apparatus includes a touch screen including a touch sensor, a temperature sensing unit to measure a temperature of the touch screen, and a touch driving circuit connected to the touch screen to generate touch position data and touch force level data and correct the touch force level data according to a temperature input from the temperature sensing unit.

The invention discloses a display control method and device in a game. According to the method, a graphical user interface is displayed through a display assembly, and the content displayed by the graphical user interface comprises at least one operation object. The method comprises the steps: in response to a first operation that a touch object acts on the operation object of the graphical user interface, acquiring the moving speed and the moving distance of the touch object; under the condition that the moving speed and the moving distance meet a first preset condition, determining a targetoperation object in the operation objects displayed by the graphical user interface; and adjusting the touch area of the target operation object based on the moving speed and the moving distance of the touch object. According to the method and the device, the problem that a user easily performs misoperation on the game control in related technologies is solved.

The invention relates to a flexible projected capacitive touch screen and a manufacturing method thereof. The flexible projected capacitive touch screen comprises a display screen and a flexible circuit board, wherein silver nanowire-graphene composite electrode layers are arranged on two surfaces of the flexible circuit board; one surface of the flexible circuit board is connected with the display screen through a first adhesive layer; the other surface of the flexible circuit board is connected with a mask layer through a second adhesive layer; and a flexible hard film layer is arranged on one surface, deviating from the second adhesive layer, of the mask layer. By adopting flexible structures such as the flexible circuit board, the flexible hard film layer and the like, the touch screen can be flexibly bent; the characteristics of hard substrate display and flexible display are considered; and the manufactured flexible projected capacitive touch screen has the advantages of flexibility, scratch resistance, wear resistance, difficult breaking and accurate touch.

The invention discloses electronic equipment and a manufacturing method for a single-layered multipoint capacitive touch screen and a touch layer thereof. The single-layered multipoint capacitive touch screen comprises a panel and a screen module, wherein a transparent optical adhesive layer is arranged between the panel and the screen module; a BM (basement membrane) frame layer is arranged on the frame of the panel; the screen module comprises an upper polaroid, an upper glass substrate, a lower glass substrate, a lower polaroid and a backlight plate which are sequentially arranged in a stacked manner from top to bottom and are adhered to one another; a metal conductive ink circuit layer is arranged between the panel and the screen module or in the screen module and comprises a plurality of touch units which are arranged in parallel; and each touch unit is independently provided with a lead connected with a processor. The single-layered multipoint capacitive touch screen is sensitive in touch, high in accuracy and wide in application range; the manufacturing method for the touch layer of the single-layered multipoint capacitive touch screen is simple; the touch layer is low in cost, and is energy-saving and environment-friendly; and the using convenience and the reliability of the electronic equipment with the touch screen are improved.

The invention discloses a calibration method for an active capacitive touch-control pen. The calibration method for the active capacitive touch-control pen comprises the steps that at least one signal is generated by an induction coil of the active capacitive touch-control pen, and the at least one signal is transmitted to touch control input equipment by a nib or the induction coil of the active capacitive touch-control pen, so the touch control input equipment can be triggered; and an induction loop in the touch control input equipment synchronously receives the at least one signal set by the nib and induction coil of the active capacitive touch-control pen; according to a waveform of the signal, the touch control input equipment judges whether the active capacitive touch-control pen is inclined relative to the touch control input equipment; and according to the waveform of the signal, the touch control input equipment can calibrate a pointed position.

A flat panel display apparatus with touch function includes a plurality of scan lines, a plurality of data lines and a plurality of sense units. The data lines are arranged intersecting with the scan lines to divide the flat panel display apparatus into a plurality of pixel regions. The sense units are disposed into some of the pixel regions, and each of the sense units includes a sensor and a digital logic inverter. The sensor is for detecting whether the sense unit is touched and generating a corresponding sense signal. The digital logic inverter is electrically coupled to the sensor for generating an output signal according to the corresponding sense signal. The output signal is one of a first potential and a second potential, the first potential and the second potential are different from each other and respectively represent the sense unit is touched and untouched.

A finger stylus for touch screen devices is secured to the user's index finger with a ring of flexible material such as elastic or a hook-and-loop fastener strip. This configuration allows the user to maneuver and point the cursor naturally, while still touching the screen precisely and without soiling the screen with skin oils and other material.

The invention relates to a touch position prompt method and device. The method comprises the following steps of: obtaining a first touch position, relative to a touch panel of remote control equipment, of a user operation; determining a second touch position, on a display screen of controlled equipment, corresponding to the first touch position; and marking the second touch position on the displayscreen. Through the method and device, users can determine mapping positions, on display screens of controlled equipment, of operations on remote control equipment, so that the users can determine whether touch positions, on the remote equipment, of fingers correspond to objects to be touched on the controlled equipment by the users or not, thereby realizing accurate touch and avoiding wrong touch.

The invention discloses a method and a system for directionally putting a mobile advertisement. The method comprises the following steps of: 1) making a dictionary for keyword word segmentation; 2) extracting user keywords; 3) establishing a user keyword feature weight library; 4) generating a keyword feature model; 5) obtaining a keyword set; 6) extracting target audiences; 7) mobile advertisement putting. According to the method, the keyword feature generation algorithm model is selected based on the advertisement user request information to implement the keyword extension scheme, then the target audience crowd is obtained through the recommendation word set, the advertisement is guided to be put in the audience crowd which is in closer contact with the advertisement content, and finallypositioning putting of the mobile advertisement is completed.

The invention discloses a one-hand operation and control method and operation and control system. The one-hand operation and control method includes the following steps that: S1, an operation and control surface and the depth image of an operation and control object on the operation and control surface are acquired; S2, the first position of the operation and control object on the operation and control surface is acquired according to the depth image; S3, a second position located on a display screen is located according to the first position of the operation and control object on the operation and control surface; S4, a predetermined operation and control action is determined according to the shape and motion of the operation and control object, and the predetermined operation and control action is identified and converted into a touch control instruction to be executed; and S5, and touch control operation is performed at the second position according to the touch control instruction. With the one-hand operation and control method and operation and control system of the invention adopted, one-hand operation and control on a large-screen electronic device can be realized through the operation and control surface, and touch control conflict can be avoided.

The invention discloses a TDR touch screen. The TDR touch screen comprises a touch area and a plurality of parallel and mutually independent U-shaped wires arranged in the touch area, and an insulting layer is arranged above each U-shaped wire; the TDR touch screen further comprises a signal transmitter, a signal output detector, a reflection signal detector and a scanning drive circuit; the input ends of the U-shaped wires are connected with the signal transmitter and the reflection signal detector respectively, the signal transmitter is connected with the scanning drive circuit; the output end of each wire is connected with the signal output detector. The invention further discloses a touch positioning method suitable for the TDR touch screen. By adopting the TDR touch screen and touch positioning method disclosed by the invention, multi-point touch can be realized, the difficulty of a touch algorithm is lowered, and the touch positioning accuracy is improved.

The invention provides a capacitive touch screen applied to the technical field of touch screens. A BM layer (2) of the capacitive touch screen is located on the outer side of a glass layer (1); a metal mesh layer (3) is located on the outer side of the BM layer (2); an OC layer (4) is located on the outer side of the metal mesh layer (3); the line width of a metal wire of the metal mesh layer (3)is controlled within a range of 3 microns to 5 microns; the metal mesh layer (3) comprises a blank area (5) and a metal area (6); the blank area (5) accounts for the area of the metal mesh layer (3)by more than 80%; and the mesh shape of the metal mesh layer (3) adopts a rhombic structure. The capacitive touch screen is simple in structure; the manufacturing process of the touch screen can be effectively shortened; the manufacturing cost is reduced; the manufacturing efficiency is improved; the resistance value of the touch screen is reduced; the conductivity is better; the touch control ismore sensitive; and the touch control is more accurate.

A virtual reality input and haptic feedback system for sensing hand movements of a user, the system comprises a processing device, a wearable object to be worn on the hand of the user, a sensor system, a sensor, a radar system, an electronic control device, and a feedback system. The feedback system comprises at least one fluidic actuation device, at least one expandable member, at least one movable valve, and a haptic feedback device. The haptic feedback device has a variable surface configured to simulate the softness or texture of a virtual surface. The processing device calculates the strength and amplitude of provided feedback to each part of the user's hand from the input data, and controls the fluid actuation device and the movable valve, such that the expandable member expands under increased pressure to maintain an airtight seal, or contracts under reduced pressure, and nano material membrane/film to generate the surface texture, hardness and slippiness and causes a change in the surface of the haptic feedback device, thereby providing the simulated pressure and the haptic senses of surface texture for the user's hand.