239 results about "Signal Induction" patented technology

The present invention discloses a kind of control device for a power supply with zero power consumption in standby mode, which includes a driver, an intermediate relay, a power relay, a signal induction circuit, a working power supply monitoring circuit for controlled equipment, a power switching circuit, a single-chip microcomputer and a battery. When a standby command is received by said signal induction circuit, said single-chip microcomputer causes said intermediate relay to cut off the power supply of the controlled equipment and the power switching circuit by said driver. When the controlled equipment is in standby mode, all parts of the control device of the invention are in the off state but the signal induction circuit is powered by the battery, so as to gain safety with low power consumption.

The invention discloses an automatic screen-locking system and a method for a mobile phone placed in a pocket. The automatic screen-locking system and the method comprises the following steps: step A, a microprocessor correspondingly acquires an induction signal of the mobile phone; step B, the microprocessor compares the induction signal with a threshold value correspondingly stored in a storer, acquires a mobile-phone-placed-in-pocket signal, and transmits the mobile-phone-placed-in-pocket signal to a central processing unit (CPU); and step C, the CPU processes the phone-placed-in-pocket signal, transmits the mobile-phone-placed-in-pocket signal to a screen-locking signal, and correspondingly controls a display screen to conduct screen locking through the screen-locking signal. According to the automatic screen-locking system and the method for the mobile phone placed in the pocket, an luminance sensor, an acceleration sensor and a distance sensor conduct signal induction on whether the mobile phone is placed in the pocket, the microprocessor is used for judging and analyzing, mobile-phone-placed-in-pocket information is acquired, then the CPU controls a locking module to lock the screen, and the purpose that the screen of the mobile phone is automatically locked after the mobile phone is placed in the pocket is achieved. The automatic screen-locking system and the method solve problems that after the mobile phone is placed in the pocket, electric quantity of a battery of the mobile phone is wasted and misoperation is easily caused due to the fact that the screen is not locked in time.

The invention discloses a method for drilling a circuit board with a high-precision and depth-controlled hole, and belongs to the technical field of printed circuit boards. The method comprises the working procedures of inner layer image manufacturing, etching, pressing, drilling, electric conduction hole manufacturing, electric conduction hole metalizing, edge milling and depth-controlled drilling. Due to the fact that the electric conduction hole manufacturing is added, a positioning layer on a target layer is led out to the bottom face of the circuit board through an electric conduction blind hole, the positioning layer can serve as a signal induction layer, the distance from the signal induction layer to the target layer is reduced, and the purpose of eliminating the plate thickness difference is achieved. The high-precision and depth-controlled drilling can be carried out. The method is suitable for widely manufacturing high-precision back drilling and depth-controlled blind holes.

The invention relates to a method for measuring a particle accelerator beam position. The method for measuring the particle accelerator beam position includes: step S1, sampling N electrode signals of N electrodes of a stripe beam position probe through N channels when the beam passes through the probe; step S2, making up an M*N matrix X for the N electrode signals, and analyzing the principal components of the matrix X; step S3, calculating to obtain beam signal induction amplitudes which are corresponding to the N electrodes one by one, and outputting the N beam signal induction amplitudes through the N channels; step S4, comparing the N beam signal induction amplitudes output from the N channels and calculating to obtain a position signal of the beam. According to the method for measuring the particle accelerator beam position, the electrode signals of the electrode probes are formed into the matrix and are processed simultaneously through a principal component analysis method, and accordingly the noise of each electrode signal is eliminated effectively, and the beam position measuring precision is effectively improved.

A capacitive touch display device is disclosed. The capacitive touch display device includes a display, a covering glass layer, and a sensing device including a driving signal layer disposed on the display, the driving signal layer including a plurality of driving electrodes, for outputting a plurality of driving signals, and a receiving signal layer disposed between the covering glass layer and the driving signal layer, the receiving signal layer including a plurality of receiving electrodes, for inducing the plurality of driving signals and outputting a plurality of touch sensing signals accordingly, wherein the plurality of receiving electrodes includes at least one hole for enhancing signal inducement.

A display device and a data read controller thereof are disclosed, wherein the display device comprises a touch control display module, a first data read controller and a second data read controller, the first data read controller and the second data read controller respectively comprise a first read switch, a second read switch, a first sampling unit and a second sampling unit, the first data read controller and the second data read controller can read the multiplexing output of the first sampling unit, the first read switch, the second sampling unit and the second read switch, to effectively reduce the number of data output contacts and reduce power loss. The invention can reduce the contact number of data signal transmission to reduce cost and power loss, and reduce the error of signal induction.

The invention discloses a sweeper capable of automatically adjusting height of a sweeping brush. The sweeper comprises a frame, a battery pack, a sweeping brush motor with a sweeping brush, an air extractor, a garbage collection box, a filtering dust collection box provided with a dust collection filter element, a reciprocating driving device, a central control unit and a current sensor, wherein the sweeping brush is connected with the frame through a lifting device; a fixing part of the reciprocating driving device is connected with the frame; a reciprocating part of the reciprocating driving device is connected with the lifting device for fixing the sweeping brush motor; a signal induction device of the current sensor is connected with a power supply circuit of the sweeping brush motor; a signal output end of the current sensor is connected with the central control unit; the central control unit is connected with a reciprocating driving control module of the reciprocating driving device; the central control unit analyzes current input from the signal output end of the current sensor; and the reciprocating driving control module drives the reciprocating part to make corresponding pull-and-push action according to the analysis result so as to adjust the lifting device to move up and down.

The invention discloses a TOF camera module and electronic equipment. The TOF camera module comprises an optical signal transmitting module for emitting signal light; and an optical signal induction module for obtaining the signal light reflected back by an object to be measured, and forming an image of the object to be measured based on the obtained signal light, wherein the image comprises depth-of-field information of the object to be measured. The optical signal transmitting module comprises a first circuit board, a second circuit board, a light-emitting component and radiating fins. The light-emitting component and the radiating fins are bound at the two sides of the first circuit board respectively; the second circuit board is arranged opposite to the first circuit board, and is arranged at the side, away from the light-emitting component, of the first circuit board; the second circuit board has heat radiation through holes; and the heat radiation through holes are used for exposing the radiating fins. The TOF camera module has the first circuit board and the second circuit board, which are arranged oppositely, so that area of the TOF camera module can be reduced, and the electronic equipment can realize miniaturization design favorably.

The invention provides an electronic control heat shield which comprises position sensors, a motor, a screw rod, a multi-layer fixed rod, a guide rail, a driving nut and signal induction devices, wherein the two ends of the multi-layer fixed rod are connected with the guide rail, the screw rod is connected with the multi-layer fixed rod through the driving nut, and the motor drives the screw rod to rotate so as to drive the multi-layer fixed rod to move along the guide rail. A plurality of position sensors are arranged on the guide rail, and the signal induction devices are arranged at the two ends of the multi-layer fixed rod and used for sensing signals of the position sensors. The signals of the position sensors are utilized to control the opening and closing area of the heat shield, and the opening and closing area is easy to control; motor steering and step numbers can be controlled on the ground through a numerical control computer to achieve the opening and closing work of the heat shield, and the on-track controlling reliability of the heat shield is improved.

The invention discloses a material tracking system for a continuous rolling production line. The material tracking system comprises a continuous rolling production line, wherein pre-tracking equipmentis self-defined in the continuous rolling production line; each piece of the pre-tracking equipment is defined as a tracking point; at least two fixing positions mounted with steel signal induction units are arranged between adjacent pre-tracking equipment. The material tracking system disclosed by the invention has the advantages of being high in universality, applicable to all continuous rolling production lines, simple in structure, and convenient in programming, creates an own system, can be basically a set of independent program, and is rich in content and complete in function. Moreover,the system is capable of performing simulation tracking without depending on an actual rolled piece, conditions are provided for off-line simulation and online simulation, tracking is not influenceddue to any rack jump on the whole rolling line, and tracking is not influenced by an error at each tracking point.

The invention provides an intelligent magnetic sensor comprises a housing, a power supply module, a communication module, a magnetic circuit module, and a circuit module. The magnetic circuit module comprises a signal induction unit. The circuit module comprises a signal acquisition unit and a signal processing unit which are formed by GMI chip matching processing units. The housing is in a box shape. The power supply module, the signal induction unit, and the signal acquisition unit are located in the housing. The signal induction unit generates an analog signal by sensing a geomagnetic field. The signal acquisition unit receives the analog signal and transmits the analog signal to the signal processing unit. The signal processing unit processes and computes the received analog signal, converts the analog signal into a digital signal, and transmits the digital signal to the communication module. The intelligent magnetic sensor is simple in structure, accurate in detection, low in power consumption, low in cost, intelligent and miniaturized.

The invention provides an intelligent door lock system and an implementation method of preventing a door from being closed accidentally. The intelligent door lock system comprises a box striking plate, a baffle, a baffle motion control mechanism and a door-closing signal induction module, wherein a door-closing signal sensed by the door-closing signal induction module is output to the baffle motion control mechanism; when the specified door-closing signal input exists in the baffle motion control mechanism, the baffle is controlled to move relative to the box striking plate by the baffle motion control mechanism till the box striking plate is opened; when the baffle motion control mechanism has no specified door-closing signal input, the baffle is controlled to move opposite to the box striking plate by the baffle motion control mechanism till the box striking plate is closed. In the invention, according to the features of closing the door on purpose and closing the door accidentally, the specified door-closing behavior intensions are converted into the corresponding specified door-closing signals so that the door is effectively prevented from being closed accidentally based on different features of different door-closing intentions.

A touch panel and a method of manufacturing the same are disclosed in this invention. The touch panel is with a central induction region and a peripheral region, and at least includes an upper electrode portion having an upper substrate located in the central induction region and the peripheral region, a first signal induction layer located in the central induction region and the peripheral region, and a first circuit layer located in the peripheral region only. The first signal induction layer covers the upper substrate in the central induction region. The first circuit layer is sandwiched between the upper substrate and the first signal induction layer, and electrically connected the first signal induction layer.

A self moving device comprises a housing, a travelling mechanism supporting and driving the self moving device to travel, a control device used for controlling the self moving device to travel and work and a state detection device, wherein the travelling mechanism comprises a driving wheel and a driven wheel; the state detection device comprises at least two magnetic triggering members, a signal induction device and a detection device; the at least two magnetic triggering members are arranged on the driven wheel and can rotate along with the driven wheel, the neighboring magnetic triggering members are different in polarity of one end on the same side as the driven wheel, the signal induction device is used for inducting magnetic field signals generated by the magnetic triggering members and generating induction signals, and the detection device is used for determining a rotation state of the driven wheel according to the induction signals so as to determine whether the self moving device can travel normally.

The invention discloses an electronic gear selecting mechanism for an automobile. The electronic gear selecting mechanism for the automobile comprises an installing base which is provided with a gear shifting power input component; and a plurality of gear positions are arranged within the movement range of the gear shifting power input component. The electronic gear selecting mechanism for the automobile further comprises a plurality of signal induction and acquisition components relatively and fixedly arranged on the installing base or the gear shifting power input component and signal induction components arranged corresponding to the signal induction and acquisition components; the signal induction components are relatively and fixedly arranged on the gear shifting power input component or the installing base; and the signal induction components can enter the induction range of the signal induction and acquisition components to achieve signal acquisition when the gear shifting power input component moves and shifts gears. The electronic gear selecting mechanism for the automobile is characterized in that the number of the signal induction and acquisition components is at least two, and the number of the signal induction components is at least two. The electronic gear selecting mechanism for the automobile has the beneficial effects of being simple in structure, capable of improving the safety performance and improving gear shifting operation reliability, capable of improving the driving convenience and fastness to facilitate fault treatment under the condition that the safety risk of the automobile is reduced and the like.

The invention relates to the refrigeration technical field, and specifically relates to a pressure sensor. The pressure sensor comprises: a body (1) which contains a medium introducing port (16) and an inner cavity (11), a signal induction component (3) which is arranged between the medium introducing port (16) and the inner cavity (11) and seals the inner cavity (11), and a circuit board (2) which is arranged inside the inner cavity (11) and is provided with a leading wire (6). The signal induction component (3) converts medium pressure changes of the medium introducing port (16) into electrical signals and the electrical signals are output through the leading wire (6). The pressure sensor is characterized in that: the body (1) is further provided with a one-way valve mechanism (5) which is capable of releasing pressure inside the inner cavity (11). Through arrangement of the one-way valve mechanism on the body, the pressure sensor can discharge high pressure accumulated in the inner cavity, and meanwhile, external water and gases can be prevented from entering the inner cavity; and the pressure sensor is simple in structure and reliable in performance.

A dual-radio-frequency burglar alarm comprises a main control base station mounted inside an automobile and provided with a high-frequency receiving device, a first single-chip microcomputer processing center, a low-frequency emitting device and an executing device, and a key provided with a low-frequency receiving device, a second single-chip microcomputer processing center and a high-frequency emitting device corresponding to the main control base station. A bidirectional radio frequency induction recognition achieved by the main control base station and the key is achieved, automatic unlocking can be achieved by an automobile owner within the signal induction range without key triggering, automatic locking, window closing and flameout can be achieved beyond the induction range, and automatic alarm giving can be achieved when a door lock is opened and an automobile is started illegally without signal induction.

The invention provides a judgment method for three-finger coaxial point splitting in touch recognition, a touch screen and an electronic device. The method comprises: signal induction quantity is collected according to preset frequency; Judging whether the touch operation is three-finger same-direction scribing or not according to the signal induction quantity; If the touch operation is three-finger same-direction lineation, whether four touch points appear currently is judged according to the signal induction quantity of the current frame; If the four touch points appear currently, searchinga first undetermined touch point and a second undetermined touch point which may be split points according to track matching; Searching front two frames of touch points matched with the first undetermined touch point and the second undetermined touch point, and judging whether the first undetermined touch point and the second undetermined touch point are split points or not according to the coordinates of the front two frames of touch points and the coordinates of the first undetermined touch point and the second undetermined touch point; The method can effectively identify the point splittingphenomenon of the three-finger same-direction lineation of the electronic device in a suspended state.