SHENZHEN HUIDING TECHNOLOGY CO., LTD. Patent applications |
Patent application number | Title | Published |
20160070385 | CAPACITIVE TOUCH SCREEN TERMINAL AND NEAR FIELD COMMUNICATION METHOD AND SYSTEM THEREOF - A capacitive touch screen terminal and a near field communication method and system thereof are provided. In the method and the system, the near field communication is realized through multiplexing driving electrodes and sensing electrodes of a touch sensor in a capacitive touch screen by a transmitting terminal and a receiving terminal, and a frequency sequence is used as a carrier for data transmission. It may be suitable for the near field communication between two capacitive touch screen terminals having a large size difference; meanwhile, after starting the near field communication, the two capacitive touch screens can accurately distinguish whether a change in the electrostatic field is caused by conductors becoming near, or by the terminal communicating with it, wherein the conductors are hand, and so on. Therefore, the reliability while the data transmission is started is improved and the user experience is optimized. | 03-10-2016 |
20150281874 | Method and System for Near Field Communication of Electronic Device - A method and a system for near field communication of an electronic device are disclosed. The method comprises: communicating frequency points at which the two parties suffer from interference with a second electronic device through a scanning frame, wherein the scanning frame comprises at least two symbols modulated by using different frequencies; and determining a modulation manner according to the available frequency points in order to perform data transmission with the second electronic device. With the embodiment of the present invention, interference frequencies in the communication environment are detected by sending the scanning frame which comprises at least two symbols modulated by using different frequencies, and frequency points with smaller interference are selected for adaptation modulation data, thus the interference frequency points are shielded from data transmission, and external interference in the near field communication is avoid, and communication stability is improved, and communication quality is improved. | 10-01-2015 |
20150100808 | WAKEUP METHOD AND SYSTEM FOR TOUCH TERMINAL AND TOUCH TERMINAL - The present invention, relating to a technical field of touch control, provides a wakeup method and system for touch terminal and touch terminal. The method comprises the following steps: step a: scanning a touch screen, and detecting a touch action in a standby state; and step b: waking up the touch screen if a touch action which is consistent with a preset screen wakeup password is detected. The present invention also provides a system for screen wakeup of a touch terminal and a touch terminal. In the present invention, the screen wakeup of the touch terminal can be realized without the need of setting a mechanical key in the touch terminal, thus the lifetime of the touch terminal would not be impacted and the appearance of the touch terminal is also more attractive. | 04-09-2015 |
20140340325 | Touch terminal, a near-field communication method and system of the touch terminal - The disclosure provides a touch terminal, a near-field communication method and system of the touch terminal. The method includes: a second touch terminal receiving a wireless communication request of establishment of the near-field sent by first touch terminal touch through the near-field electric field; the second touch terminal sending a interference source peripherals closing signal to a main control chip, and informing the main control chip to close interference source peripherals; the first touch terminal and the second terminal establishing a wireless connection by touching near-field electric field, and exchange data. The disclosure enables to make the communication environment purified and guarantee the quality of communication. | 11-20-2014 |
20140313164 | CAPACITIVE TOUCH SENSOR PARTIALLY INTEGRATED WITH LCD DISPLAY - A capacitive touch sensor (touch sensitive panel or screen) partially integrate with an LCD is disclosed. The touch sensor includes an LCD panel and a single layer of transparent conductive traces above the LCD panel. One group of signal traces of the LCD panel, either the gate signal traces or the source signal traces, is used to emit signals that function as the excitation signals of the touch sensor, and the single layer of transparent conductive traces is used to detect the signals to sense touches. The single layer of transparent conductive traces may be form on a flexible medium and affixed to the upper surface of the LCD panel. The LCD panel may be similar to a conventional LCD panel except that the driver circuit is modified so that the gate or source signals are used, in a time-division manner, as excitation signals of the touch sensor. | 10-23-2014 |
20140199944 | TOUCH-SCREEN TERMINAL AND METHOD AND SYSTEM FOR NEAR-FIELD COMMUNICATION - A touch-screen terminal, method and system for near-field communication are provided. The touch-screen terminal includes a touch sensor, the touch sensor includes multiple driver electrodes and inductive electrodes disposed on a substrate to form capacitor structures. At least one of the driver electrodes and the inductive electrodes is used as a transmitting electrode; at least another one of the driver electrodes and the inductive electrodes is used as a receiving electrode. In the present invention, signal transmitting and receiving are achieved by multiplexing the electrodes of the touch-screen terminals, thereby enabling electric-field-based NFC. The system part for signal processing is embedded in the chip and, therefore, there is no need for an additional inductive card reader or part with the similar function. The present invention does not change the original size of the touch-screen terminal. | 07-17-2014 |
20140028620 | NOISE REDUCTION METHOD AND SYSTEM FOR TOUCH DETECTION DEVICE - Noise reduction method and system for a touch detection device are disclosed. The noise reduction method includes: step A, performing a synchronous sampling on the touch detection nodes in one same group and storing the sampling data; step B, comparing each sampling data against a corresponding reference data to calculate a differential data which, as a detection data, replaces a corresponding original sampling data; step C, calculating statistics of the replacing detection data to screen out valid data to calculate a DC offset component indicative of a noise ingredient; and step D, obtaining noise-filtered detection data by subtracting the DC offset component from each detection data. | 01-30-2014 |
20140022197 | NOISE REDUCTION METHOD AND SYSTEM FOR TOUCH DETECTION DEVICE - Noise reduction method and system for a touch detection device are disclosed. The noise reduction method includes: step A, performing a synchronous sampling on the touch detection nodes in one same group and storing the sampling data; step B, comparing each sampling data against a corresponding reference data to calculate a differential data which, as a detection data, replaces a corresponding original sampling data; step C, calculating statistics of the replacing detection data to screen out valid data to calculate a DC offset component indicative of a noise ingredient; and step D, obtaining noise-filtered detection data by subtracting the DC offset component from each detection data. | 01-23-2014 |
20130278526 | METHOD AND SYSTEM FOR RECOGNIZING CONFIRMATION TYPE TOUCH GESTURE BY TOUCH TERMINAL - The present invention relates to touch technology and provides a method and a system for recognizing a confirmation type touch gesture by a touch terminal. The method includes step A of further determining whether a vibration signal indicative of an occurrence of the confirmation type touch gesture is detected when the touch terminal detects a valid touch event on a touch screen, and step B of recognizing the valid touch event as a true confirmation type touch gesture if the determination result of step A is yes. The present invention has the following advantages: when detecting a valid touch event, the present invention further determines whether there is a suggestive vibration signal associated with the touch gesture operation. Only when both the touch event and vibration signal are detected, the valid touch event is considered as the true confirmation type touch gesture operation. Therefore, the recognition result is more reliable. | 10-24-2013 |
20130241874 | Method And System For Enabling Touch Controller To Be Adaptive To Capacitive Touch Sensor - A method and a system for enabling a touch controller to be adaptive to a capacitive touch sensor are disclosed. The method may include: step A in which the touch controller detects and samples all the capacitors in the sensor model identification circuit and parses the sampled data; and step B in which the touch sensor selects parameters corresponding to a sensor model in accordance with a parsing result of step A to perform touch detection processing to the capacitive touch sensor. The disclosed methods and systems which are easy to implement and have lower cost can be applied in various digital products with capacitive touch screens, which not only facilitates replacing touch panel modules with different models or supplied by different suppliers, but also can ensure ideal touch detection results. | 09-19-2013 |
20130234987 | METHOD AND SYSTEM FOR UPDATING REFERENCE DATA OF CAPACITIVE MULTI-TOUCH SCREEN - A reference data updating method and system for a capacitive multi-touch screen are disclosed. The method includes the steps of step A: one-frame sampling touch detection nodes, calculating a difference between sampled data of each touch detection node and corresponding current reference data and saving the difference as detection data to obtain a current detection data frame; step B: judging whether the current detection data frame is a damaged detection data frame; and step C: executing a touch screen reference update processing procedure under abnormal condition if the current detection data frame is a damaged detection data frame; otherwise, executing a touch screen reference update processing procedure under normal condition. The disclosed method and system can be used in capacitive multi-touch screens fabricated with different materials in different processes and having difference specifications to timely and reliably update the reference data, thereby increasing the reliability of the capacitive multi-touch screens. | 09-12-2013 |
20130234739 | SINGLE-LAYER TWO-DIMENSIONAL TOUCH SENSOR AND TOUCH CONTROL TERMINAL - A single-layer two-dimensional touch sensor includes a substrate and a flexible printed circuit board. First and second electrodes forming capacitor structures are disposed on the substrate. The first electrodes are arranged in a first direction. A group of second electrodes is disposed between each two adjacent first electrodes. The second electrodes are arranged in a head-to-tail meshed fashion in a second direction perpendicular to the first direction. In each group of second electrodes, lead lines of all second electrodes directly lead out to the flexible printed circuit board, and lead lines of the second electrodes at the same place in different group are short-connected at a node on the flexible printed circuit board. This touch sensor is a mutual capacitance structure which supports multi-point detection and increases the detection accuracy. In addition, no jumper wire is required on the substrate, which reduces the requirements of the fabrication process. | 09-12-2013 |