63 results about "Multi-touch" patented technology

The invention relates to the technical field of computer graphic interactive processing, in particular to a real-time interactive image generation system based on a multi-point touch canvas. The input acquisition unit is used for acquiring original touch data from an operating system and preprocessing the original touch data; the gesture recognition and analysis unit is used for performing high-level semantic behavior analysis on the contact data sequence processed by the preprocessing module; the interaction control and parameter mapping unit is used for receiving the semantic event output by the gesture recognition and analysis unit, analyzing the semantic event into an image control command and generating an executable command sequence; and the image generation unit generates interactive image content dynamically responded in real time based on an internal graph state management mechanism. By introducing the adaptive Kalman filtering and trajectory prediction auxiliary mechanism, the filtering intensity of the contact data can be dynamically adjusted, the efficient suppression of finger jitter and the consistent reconstruction of the contact ID are realized, and the input stability and data continuity under the multi-point touch operation are remarkably improved.

The invention relates to the technical field of data processing, and particularly discloses a desktop multi-point touch interactive projection system, which comprises a projector, an optical touch module, a sensor module, a controller, a memory and a cloud server, the projector is used for projecting an image onto a projection surface; the optical touch module is used for completing gesture recognition of a user on a projection surface and capturing touch operation of the user; the sensor module is used for collecting environment information in real time; the controller is used for coordinating the work of each module; the memory is used for locally storing projection content and user preference data; and the cloud server realizes remote synchronization of data. According to the invention, high-precision gesture touch interaction is realized, 'identification and response 'of operation is realized, and the sensitivity and anti-interference performance of touch are effectively improved.

Technologies directed to antennas as sensors for touch and hover events are described. A wireless device can include a processing device with classification logic and a detection circuit located in a radio frequency (RF) path between a radio and an SPMT antenna. The wireless device can sample the analog voltage signal at a plurality of frequencies over a period of time to obtain digital data. The classification logic uses the digital data to classify one or more touch points caused by a presence of an object in proximity to the SPMT antenna over the period of time as a touch event or a gesture event. The processing device can perform an action in response to the touch event or gesture event.

The invention relates to the technical field of man-machine interaction, and discloses a multi-point touch signal processing method and device based on deep learning, and the method comprises the steps: obtaining contact sequence data in real time, and carrying out the arrangement to obtain a structured contact sequence data set; performing feature extraction on the data set, and determining dynamic change features of the contact; comparing the dynamic change characteristics, and judging that the contact groups conforming to a preset correlation threshold value are the same gesture operation; binding the contact groups of the same gesture operation, and generating a corresponding operation mode description to obtain a gesture event set; classifying the gesture event set according to user operation habits and interaction intentions, and determining potential modes of the user intentions; performing similarity matching on the contact sequence data acquired in real time and the potential mode, and determining a user intention category of the contact sequence data; and generating an interaction response instruction according to the user intention category, dynamically adjusting a system interface and outputting operation feedback. According to the method, the accuracy of man-machine interaction during multi-point touch control can be improved.

The invention is applicable to the technical field of touch screen performance detection, and provides a visual interactive touch screen performance detection method and system based on an AI (artificial intelligence) technology, and the method comprises the following steps: after multi-point touch detection is carried out on a detected display unit, if acquired capacitive sensor measurement data is abnormal, determining a current touch working mode, and obtaining an initial gain amplitude parameter prepared for the capacitive sensor and a historical processing record of a noise conditioning device for processing measurement data of the capacitive sensor. According to the invention, the first correction factor and the second correction factor are combined, the initial gain amplitude parameter is dynamically corrected, and adaptive optimization of the processing capability of the noise conditioning device is realized. The first correction factor is used for evaluating a noise baseline drift condition and reflecting a long-term noise change trend, and the second correction factor is used for analyzing a change condition of a calibration error and evaluating a real-time correction effect of the noise conditioning device.

This invention discloses a timing device that integrates multiple emergency operation buttons and generates structured medical records in real time, belonging to the field of emergency medical technology. It includes an intelligent terminal recording module, a data integration and communication module, and an intelligent processing and output module. These three modules work together to achieve real-time recording of emergency operations, integrated data transmission, and automatic generation of structured medical records. The intelligent terminal recording module is a dedicated emergency recording terminal equipped with a timing chip and a multi-touch screen. The touch screen interface is dynamically designed according to the ACLS / BLS resuscitation process and features one-button recording for various emergency operations such as chest compressions, bag ventilation, defibrillation, heart rhythm analysis, and adrenaline administration. The timing chip provides millisecond-level timestamps for emergency operation records, enabling precise binding of operation content to the time of occurrence. This significantly reduces the need for clinical manpower, eliminating the need for a dedicated recording nurse through an "operation-as-record" model, and also eliminating the need for manual re-entry of medical documents after resuscitation.

The invention relates to the technical field of touch screens, and particularly discloses a display screen multi-point touch positioning method and system.The method comprises the steps that shielded light path data on a display screen are obtained, and a plurality of initial touch areas are determined according to the shielded light path data on the display screen; acquiring a central point coordinate of a central point of the initial touch area and corresponding infrared signal intensity, calculating touch trueness of the initial touch area according to the central point coordinate and the corresponding infrared signal intensity, and determining a real touch point according to the touch trueness; and obtaining a moving track of the real touch point, screening out an effective track in the moving track, and determining a corresponding sliding instruction according to the effective track. According to the method, the real touch points on the display screen can be accurately identified, and the accuracy of multi-touch-point identification is improved.

The utility model discloses a multi-point touch device based on a modular structure. The multi-point touch device comprises a conductive handle, a touch shell, a conductive layer, a conductive assembly and an insulating bottom assembly. An adaptive mounting hole is pre-processed in the insulating bottom assembly, and the conductive assembly is embedded in the mounting hole; a conductive layer is arranged above the conductive assembly, a threaded hole is formed in the conductive assembly, and a fastener penetrates through the threaded hole of the conductive layer and is screwed into a preset screw hole of the conductive assembly; the touch shell is arranged on the conducting layer and is screwed into the threaded hole of the conducting layer by penetrating through the positioning hole in the shell through a fastener; the conductive handle is installed at the top of the touch control shell in an embedded mode, the groove in the top of the touch control shell is matched with the protrusion at the bottom of the conductive handle, static electricity transmission is achieved between the conductive handle and the conductive layer, and multi-point touch control is achieved. According to the multi-point touch device, through the modular structural design, convenient assembly and maintenance, efficient electrostatic transmission and accurate touch operation of the multi-point touch device are achieved.

A mobile security basic control device (15) of a robot (1), has a hand-held housing (16), an emergency stop switching means (17) arranged at the housing (16), a communication device (18) for establishing a link in terms of control between the mobile security basic control device (15) and a robot controller (12) of the robot (1). A holder (19) is connected to the housing (16), which is designed to mount the mobile security basic control device (15) on a mobile terminal (20). The mobile terminal has a terminal control system (21) and a multi-touchscreen (22), which is designed to transmit inputs to the terminal control system (21) via the multi-touchscreen (22). The mobile security basic control device (15) comprises a coding device (25) which, in a state where the mobile security basic control device (15) is mounted on the mobile terminal (20) by means of the holder (19), is designed to automatically transmit at least one identification code identifying the mobile security basic control device (15) to the terminal control system (21) via the multi-touchscreen (22).

1. The name of the design product: multi-point touch device. 2. The use of the design product: for touch device, through the human body static conduction conductive material to form coordinate touch, and then match with the system. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective view.

The application is suitable for the technical field of touch screen performance detection, and provides a performance detection method and system of visual interactive touch screen based on AI technology, which comprises the following steps: after multi-point touch detection is performed on a display unit to be detected, if the measurement data of the capacitive sensor obtained is abnormal, the current touch working mode is determined, and the initial gain amplitude parameter prepared for the capacitive sensor and the historical processing record of the noise conditioning device used for processing the measurement data of the capacitive sensor are obtained. The initial gain amplitude parameter is dynamically corrected by combining the first correction factor and the second correction factor, so that the adaptive optimization of the processing capacity of the noise conditioning device is realized. The first correction factor is used for evaluating the noise baseline drift condition and reflecting the long-term noise change trend, and the second correction factor is used for analyzing the change condition of the calibration error and evaluating the real-time correction effect of the noise conditioning device.

The utility model belongs to the technical field of intelligent tablet personal computers, and particularly relates to an intelligent tablet personal computer based on multi-point touch control, which comprises an intelligent tablet personal computer body, sliding grooves I are symmetrically formed in the top of the intelligent tablet personal computer body, and the same capacitive sensing sliding rod is slidably mounted in the two sliding grooves I; a first rack is fixedly installed in one first sliding groove, a first gear is rotationally installed at the position, located on one side of the first rack, of the bottom of the capacitive sensing sliding rod, the first gear is meshed with the first rack, and the first gear is movably connected with one first sliding groove. The driving assembly is located on the capacitive sensing sliding rod and used for driving the first gear to rotate. When the whole device is used, the capacitive sensing sliding rod can stay at will during sliding, the capacitive sensing sliding rod cannot move after sliding is stopped, the self-locking performance is achieved, and meanwhile after the capacitive pen is stored, even if the whole device falls onto the ground, the capacitive pen cannot be separated from the second sliding groove.

The present invention discloses an image generation system and method for an LED display system, relating to the field of LED technology. The method adopts an image generation system to work, wherein the image generation system includes a multi-touch module, an LED display module, and a damaged image reconstruction module. The multi-touch module is used to realize the multi-touch function and record the touch points. The LED display module uses LED lamp beads to display images and calculates the temperature rise effect of the LED lamp beads themselves. The damaged image reconstruction module is used to compare the predicted value of a video frame with the actual received value to determine whether there is an error, and to reconstruct the damaged area using an interpolation algorithm. The multi-touch module includes a touch sensing unit, a touch statistics module, a heat accumulation estimation module, and a coordinate system establishment module. The touch sensing unit is electrically connected to the touch statistics module. The present invention has the characteristic of accurate reconstruction effect.

This utility model relates to the field of touch screen multi-touch device technology, and discloses a highly sensitive multi-touch device for touch screens, including a main body of the touch device, a password input device fixedly connected to the outside of the main body of the touch device, an anti-theft screen glass movably sleeved inside the password input device, a circuit board at the bottom of the anti-theft screen glass, a metal button movably connected to the top of the circuit board, and a supplementary light device fixedly connected to the top of the circuit board. This utility model, by installing an anti-theft screen glass outside the password input device, facilitates the operator's observation of the input button while preventing others from eavesdropping on the operator's input password. Simultaneously, a supplementary light device is installed outside the circuit board to prevent errors during input due to poor lighting, which could affect the user experience. This device, through the dual design of anti-theft screen and intelligent supplementary light, enhances adaptive function and improves operational reliability in complex environments.

To provide a work machine and monitor control system that can prevent accidental operation during cleaning of multi-touch monitors for work machines, while also enabling touch operation by moving the point of press. [Solution] The system includes a touch panel monitor 302 that displays information about the work machine and can detect input operations involving pressing at multiple points, and a control device 400 that controls the display on the touch panel monitor 302 and the detection of input operations involving pressing. The control device 400 switches to a normal operation mode that enables detection of input operations involving movement of the pressed points when the area or number of pressed points on the touch panel monitor 302 is less than a predetermined value, and switches to a cleaning mode that disables detection of input operations involving movement of the pressed points when the area or number of pressed points on the touch panel monitor 302 is greater than or equal to a predetermined value.

The application provides a high-sensitivity multi-point capacitive mobile phone touch screen, and belongs to the technical field of touch screens.The high-sensitivity multi-point capacitive mobile phone touch screen comprises a touch screen main body, a frame arranged on the lower side of the touch screen main body, a support frame fixedly arranged on the inner wall of the frame, and a bottom shell arranged on the lower side of the support frame and matched with the frame, wherein the top of the support frame is bonded with the bottom of the touch screen main body, and four fixing mechanisms are arranged for fixing the touch screen main body on the support frame.In the application, when the touch screen main body is bonded on the support frame, the touch screen main body can be fixed by using the multiple fixing mechanisms, so that the touch screen main body is not easy to fall off from the frame.By arranging the capacitive sensor array, the signal processing unit, the multi-point touch control algorithm unit, the touch screen driving unit and the self-adaptive adjustment unit, the sensitivity of the touch screen can be effectively improved, and the touch control is more accurate and smooth.

The invention belongs to the technical field of gesture somatosensory interaction, and particularly relates to a gesture somatosensory interaction method based on fused vision, inertial touch and multi-point touch information, edge detection and a three-frame difference algorithm are combined, so that an obtained image has good contour information, and a part of'cavity 'phenomenon is made up; and meanwhile, the improved three-frame difference method is supplemented by fusing the Gaussian mixture background difference algorithm, so that the target image has continuous contour and relatively complete internal information, the gesture recognition rate is improved, and the false detection rate is reduced.

The utility model belongs to the field of industrial computer, concretely relates to front -positioned control knob industrial computer, including sheet metal middle frame, aluminium alloy front panel and aluminium alloy integrated back cover, sheet metal middle frame is installed in aluminium alloy front panel and is inserted with touch panel, touch panel adopts capacitive multi -point touch control technology, response time is below human body perception threshold value, supports zoom, rotation and drag gesture operation, the back of aluminium alloy front panel can detachably install sheet metal front frame. The utility model discloses through adopting capacitive touch technology, make touch operation more sensitive, smooth, and user can control through finger touch or pen touch, and support multi -point touch, and user can carry out multi -point touch simultaneously, such as zoom, rotation, drag and so on gesture, touch response time is extremely short, far below human body perception time, improve equipment use experience, touch panel built -in intelligent control module supports power -on automatic starting, timing switch, USB control, network wake -up, remote batch system deployment and multi -band wireless communication function.

The embodiment of the invention relates to the technical field of data analysis, in particular to a touch screen function test data analysis method and system based on artificial intelligence, and the method comprises the steps: collecting first function test data generated when a preset touch operation sequence is executed for a touch screen to be tested, and synchronously obtaining the first function test data through a pressure sensor array and a capacitive sensing matrix; performing multi-scale feature extraction and space-time correlation modeling on the data by using a multi-level convolutional neural network to generate transient touch point pressure distribution features and multi-point touch region features; determining a feature interaction influence weight through a feature channel attention mechanism, generating a function test decision feature, and classifying a decision by using a decision tree algorithm of a self-adaptive split threshold to obtain a function test result containing touch response accuracy and a multi-point touch collaboration index; and according to the agent environment interaction strategy, taking the standardized index as environment state input, adjusting the preset touch operation sequence through a reinforcement learning algorithm, and performing retesting to obtain second function test data.

Systems and methods for using stencils for multitouch interactive exploration are disclosed. In one embodiment, a method may include: (1) receiving, by a computer program executed ay an electronic device, an identification of a stencil being used over a touch-sensitive interface associated with the electronic device, the stencil comprising a plurality of physical markers; (2) graphically presenting, by the computer program, a graphical representation of data on the touch-sensitive interface; (3) receiving, by the computer program, a user touch interaction with the touch-sensitive interface; (4) providing, by the computer program, feedback for the user touch interaction; (5) determining, by the computer program, a location of the user touch interaction on the stencil; (6) identifying, by the computer program, an element at the location; and (7) audibly providing, by the computer program, information on the element.

The present application relates to the technical fields of computer graphics interactive processing, in particular to a real-time interactive image generation system based on multi-point touch canvas. It comprises an input acquisition unit for obtaining original touch data from an operating system and pre-processing the original touch data; a gesture recognition and analysis unit for high-level semantic behavior analysis on the touch data sequence processed by the pre-processing module; an interactive control and parameter mapping unit for receiving semantic events output by the gesture recognition and analysis unit, analyzing them into image control commands, and generating executable command sequences; and an image generation unit for generating real-time dynamic response interactive image content based on an internal graphics state management mechanism. By introducing an adaptive Kalman filtering and trajectory prediction auxiliary mechanism, the filtering strength of the touch data can be dynamically adjusted, the finger jitter can be efficiently suppressed, and the touch ID consistency can be reconstructed, thereby significantly improving the input stability and data continuity under multi-point touch operation.

The invention relates to the technical field of signal processing, and discloses a touch integrated display module signal processing method and system. The method comprises the following steps: performing signal acquisition on a display driving circuit of a touch display module during a display frame interval to obtain mixed signal data; performing common-mode noise separation on the mixed signal data according to a common-mode noise reference to obtain touch signal data; identifying a differential mode noise component generated by a pixel driving voltage according to the touch signal data to obtain a differential mode noise separation result and a multi-point touch signal; extracting mixed coordinate data containing real touch points and phantom points according to the multi-point touch signal; based on the differential mode noise separation result, space geometric constraint verification and signal intensity inspection are conducted on the phantom points in the mixed coordinate data, and a touch positioning result is obtained.The phantom point recognition accuracy is ensured, the misjudgment rate is effectively reduced, and the touch reliability of the display module is improved.

The utility model discloses a multi-point touch Bluetooth remote control device which comprises a shell assembly, a multi-point touch panel and a control circuit, the shell assembly is provided with a touch operation surface, and the multi-point touch panel is fixed on the touch operation surface and used for collecting multi-point touch signals in real time; the control circuit comprises a main control chip, a power supply module and a function control module; and the power supply module comprises a battery and is connected with the main control chip and the multi-point touch panel through the function control module. The main control chip integrates a Bluetooth communication function, can process a touch signal into absolute coordinate or relative coordinate data and transmit the absolute coordinate or relative coordinate data to controlled equipment through Bluetooth, and supports mode switching and power state management. The Bluetooth remote control device solves the technical problems that the Bluetooth remote control device in the prior art is single in operation mode and lack of multi-point touch control.

An electronic device with a display and a touch-sensitive surface displays, on the display, a first visual indicator that corresponds to a virtual touch. The device receives a first input from an adaptive input device. In response to receiving the first input from the adaptive input device, the device displays a first menu on the display. The first menu includes a virtual touches selection icon. In response to detecting selection of the virtual touches selection icon, a menu of virtual multitouch contacts is displayed.

The application discloses a preparation method and system of a fiber-based full-printing multi-point touch sensor, and the method comprises the following steps: determining the shape and size of the sensor and planning the wire layout path according to the number and spatial position distribution of touch points and in combination with target carrier constraints; adopting a Hilbert curve as a resistance structure topology, adjusting the order, wire length and wire width to make the theoretical resistance values of the resistance structures different from each other, and forming a set of gradient resistance values corresponding to each touch point; importing a pattern file into a printing device, printing conductive ink on a fiber substrate in sequence to form a gradient resistance structure, printing conductive silver paste to form wires, electrodes and touch points, and printing a conductive film on the surface of the touch points; and constructing a logarithmic amplification circuit comprising a constant current source, an operational amplifier and a triode to compress the resistance change into a voltage signal. The application directly encodes touch position information in the resistance structure, reduces the dependence on complex algorithms, and realizes a plug-and-play multi-point touch function.

The utility model discloses an explosion-proof touch control terminal, which is characterized in that a box cover, a box body and a bottom cover form an explosion-proof shell, and the protection grade of each component is ensured to reach IP65 through a sealing structure. The box cover is provided with the capacitive touch screen which is attached to the display screen, and the glass attaching technology is combined, so that touch control stability is guaranteed, and extreme environment interference is effectively resisted. The built-in main control board cooperates with the five safety barriers, intelligent operation and current limiting and voltage stabilizing are achieved, multi-point touch control is supported, and efficient interactive experience is brought. And a plurality of explosion-proof elements such as physical keys and indicating lamps are integrated, so that reliable guarantee is provided for emergency operation. And the explosion-proof gland joint and the grounding bolt at the side part are matched with a triple protection mechanism, so that explosion gas and dust are prevented from invading, and the device adapts to a high-risk environment. The equipment has the characteristics of low power consumption and no fan, has multiple installation modes, can reduce faults, is adaptive to complex scenes, and provides a safe, efficient and stable solution for equipment control in flammable and explosive environments.

The invention relates to the technical field of man-machine interaction, and discloses a screen direction self-adaptive adjusting method based on a touch track, which comprises the following steps of: acquiring touch track data: acquiring touch track data in real time through a touch sensor, monitoring information such as sliding direction, speed and amplitude of a user on a touch screen, and acquiring the touch track data; and S2, touch track real-time analysis: according to the touch track data acquired in the step S1, using a multi-point touch analysis method to identify the relative position relationship of the touch points, and combining the sliding speed and direction of touch to judge whether the user wants to rotate the screen or not. Through multi-point touch analysis and accurate calculation of a sliding track, the system can more accurately recognize a rotation intention of a user, the situation that an unintentional touch action is misjudged as a rotation requirement is avoided, an intelligent algorithm dynamically adjusts the rotation direction and angle according to real-time touch feedback, the accuracy and smoothness of screen rotation operation are ensured, and the user experience is improved. And common delay response and misoperation in the prior art are avoided.

The invention provides a multi-point touch model architecture implementation method based on SCADE. The method comprises the steps that a focus, needing to respond to an action, of a gesture on the uppermost layer is determined; splitting an event generated by the focus into variables required by a multi-point touch model; splitting an event generated by the focus into variables required by a CCD mouse structure body; wherein the data generated by the event is in one-to-one correspondence with the variables; inputting variables required by the multi-point touch model into an aolpointer () function, associating data generated by the event with an SCADE model, and controlling the SCADE model to complete corresponding actions; and inputting variables required by the CCD mouse structure body into an aolpointer () function, associating data generated by the event with an SCADE model, and controlling the SCADE model to complete corresponding actions. In order to meet diversified requirements of customers, the man-machine interactivity is improved based on single-point and multi-point touch operation, and operation errors of pilots are reduced.

The invention relates to an image generation method and device combined with multi-point touch recognition, equipment and a medium. The method comprises the steps that coordinate positions, the number, the arrangement mode, unique identifiers and touch states of original touch points are collected, and standardization processing is conducted on the coordinate positions of the touch points; according to the spatial distribution characteristics of the standardized contact coordinates and a preset seal library, the seal identity is recognized, and a seal ID is obtained; acquiring corresponding graphic resources from a preset pattern library according to the seal ID and drawing the graphic resources into vector patterns; performing spatial transformation processing on the obtained vector pattern to obtain a combined pattern; and finally, inputting the combined pattern into a graph generation model to generate a stylized static image. And when it is detected that a human shape contour exists in the stylized static image, generating a dynamic animation according to a pre-training action mode. By adopting the method, the problems of insufficient interactivity and high AI creation threshold of the existing child digital creation tool can be effectively solved, and the creation immersion and interactivity are improved.