8results about How to "Avoid false triggering issues" patented technology

The utility model discloses a kind of near-field induction type socket, including AC power supply module, AC power supply module is electrically connected with bluetooth induction module and control module respectively, for supplying power to bluetooth induction module and control module;The bluetooth induction module includes three for positioning target mobile device's bluetooth signal receiver, control module includes first electromagnetic relay and main control chip;The signal output end of three bluetooth signal receivers is connected with the signal input end of main control chip, and the signal output end of main control chip is connected with the signal input end of first electromagnetic relay;The utility model is accurately positioned to target mobile device by three bluetooth receivers according to triangulation principle, to control socket energization condition by first electromagnetic relay, realize the "non-inductive" use of socket and monitoring range controllable, improve positioning accuracy simultaneously.

The embodiment of the invention provides a speed measurement method and system for train wheel defect detection, and relates to the technical field of speed detection. The speed measurement method for train wheel defect detection comprises the following steps: step 1, acquiring a first moment and a second moment; step 2, calculating a difference value between the second moment and the first moment to obtain first time; thirdly, the distance between the first measuring point and the second measuring point is a first distance, and the average speed of the train is obtained according to the ratio of the first distance to first time; the first measuring point and the second measuring point are respectively provided with a laser sensor and a wheel sensor, and a trigger point of the wheel sensor corresponds to the laser light speed of the laser sensor up and down. According to the method, the false triggering problem possibly occurring in a traditional speed measurement method is effectively avoided, and the speed measurement accuracy and reliability are improved.

The invention relates to a method for optimizing the dosage and the application time sequence of an antibacterial dressing, which is based on the antibacterial dressing with a segmented enabled structure, the dressing comprises at least two antibacterial action sections, each section is preset with an antibacterial dosage and is isolated by a corresponding isolation part, and a load state indication area and a threshold identifier are arranged; the method comprises the following steps: S1, only starting a first section during laying, and keeping the rest sections isolated; s2, acquiring an indication state of the indication area in use and comparing the indication state with a threshold value; s3, when the threshold value is reached, removing the isolation of the next non-enabled section to enable the non-enabled section to be enabled, and updating the effective antibacterial dosage to the sum of the doses of the enabled sections; s4, repeating the steps S2-S3 until all the action sections are started; and S5, generating a replacement signal when indicating that the threshold value is reached again after all starting. Antibacterial dressings capable of being used in a segmented mode are adopted, load indication and threshold value judgment are combined, the antibacterial dosage is released step by step according to needs, the utilization rate is increased, and the use duration is prolonged; through double-region verification, hysteresis control and in-segment hierarchical regulation and control, false triggering is avoided, and time-space collaborative precise drug release is realized.

The utility model discloses an induction strong-starting light-operated circuit, which comprises a power supply module, a strong-starting module, an induction module, a signal mixing module and a dimming driving module, the power supply module converts commercial power into high-voltage direct current to drive the light source through a rectifier bridge and a high-low voltage isolation circuit, and generates low-voltage direct current to be used by the control circuit; the forced start module is connected in series with the optocoupler isolation unit through a trigger switch, and converts the high voltage of the commercial power into an isolated forced start signal. The sensing module outputs a sensing control signal based on the environment sensor; the signal mixing module forcibly gives priority to the forced start signal through a logic circuit, so that control switching of the induction signal and the forced start signal is realized; the dimming driving module controls on-off and dimming of the light source according to the mixed signal. According to the utility model, the technical problems of low safety, signal interference and difficult integration in the existing induction intense-opening light control technology are solved.

The present application discloses a display driving circuit, a display driving method and a display device, wherein a compensation unit in the display driving circuit provides a compensation voltage for a scan line, and the compensation unit includes a first transistor, an inverter, a second transistor and a third transistor, wherein the first input end of the inverter is connected to a reference voltage line, and the second input end of the inverter is connected to the output end of the first transistor; the input end of the second transistor is connected to the output end of the inverter, the control end of the second transistor is connected to a corresponding scan line, and the output end of the second transistor is connected to a corresponding scan line; when a scan voltage is provided to a current scan line, the first transistor and the second transistor are turned off, and the third transistor is turned on; when a line blanking voltage is provided to a current scan line, the first transistor and the second transistor are turned on, and the third transistor is turned off. Through the above design, it is possible to avoid the occurrence of false triggering of LEDs.

The application provides a file monitoring method and an electronic device. The method comprises the following steps: during the running of a first operating system, changing a kernel code to replace an initial inotify event processing function in the kernel with a preset inotify event processing function; obtaining a target file operation event and target context information of a target file through the preset inotify event processing function; wherein the target file operation event and the target context information are determined by the preset inotify event processing function based on a preset first configuration file, and the first configuration file is used to record at least one target file; and recording the target file operation event and the target context information in a kernel log. By dynamically replacing the inotify event processing function and adding the context information of the file operation, the application can ensure that the key file operation is captured in time. In this way, during the problem positioning and troubleshooting process of the electronic device, the whole process of the event occurrence can be accurately restored, thereby greatly improving the maintainability of the system.

The utility model discloses a kind of near-field acoustic control switches, including induction plate, microphone and controller, induction plate is close-range non-contact sensing panel, induction plate is electrically connected with controller, induction plate is used to detect the position signal of user's hand in the front of induction plate and output to controller;Microphone is set to the back of induction plate, microphone is electrically connected with controller, microphone is used to collect the sound signal of user and output to controller;The output end of controller is connected with electric equipment.The near-field acoustic control switch of the utility model realizes accurate trigger by the double sensing mode of hand position and sound, effectively avoids the false trigger problem of single sensing mode.

The invention relates to an air conditioner mistaken response prevention control method and device, an air conditioner and a storage medium, the air conditioner comprises a touch control display component, the touch control display component is used for controlling the air conditioner through a touch control instruction, and the method comprises the steps that the inductance variable quantity caused by deformation of the touch control display component is obtained; wherein the inductance variable quantity represents the inductance change of the touch display component; according to a comparison result of the inductance variable quantity and a preset threshold value, whether the deformation of the touch display component is a mistaken touch event or not is determined, and the mistaken touch event refers to an event that the deformation of the touch display component is caused by environmental factors or an event that the deformation of the touch display component is caused by mistaken touch operation. Through the method and the device, the problem of false triggering of the air conditioner function caused by deformation of the touch display component due to environmental factors in related technologies is solved.