126results about How to "Avoid false alarm situations" patented technology

The invention relates to a 2D-3D data linked display method and system. The method comprises the steps that 1) map data and target object information are obtained, the target object information comprises coordinate information of a target object, and the coordinate information of the target object corresponds to a calibration coordination point in the map data; 2) a 3D map and a 2D map matching each other are generated according to the map data, and according to the coordinate information of the target object, the target object is displayed in a position corresponding to the calibration coordination point in the 3D map in the form of a 3D model, and is displayed in a position corresponding to the calibration coordination point in the 2D map in the form of a 2D model; and 3) the 3D map including the 3D model and the 3D map including the 2D model are displayed in calibration display areas respectively. According to technical schemes of the invention, the background can display target object information in the front environment with better effect, the target object information is processed more accurately according to a real-scene environment, and waste of labor and material resourcesis avoided.

The invention discloses a wireless earphone and an alarm method thereof. The wireless earphone comprises a left earphone body and a right earphone body, and the left earphone body and the right earphone body are both internally provided with a main control unit, a short-distance wireless communication unit and an alarm unit; the short-distance wireless communication unit in the left earphone bodyand the short-distance wireless communication unit in the right earphone body are in short-distance wireless communication connection. During normal wearing, the distance between the left earphone body and the right earphone body is within a short-distance wireless communication distance, and once the left earphone body or the right earphone body falls off from the ear, communication of the short-distance wireless communication units cannot be achieved. Meanwhile, the main control units judge whether or not the short-distance wireless communication units electrically connected with the main control units achieve short-distance wireless communication, and if not, an alarm signal is generated, the alarm units are controlled to give an alarm according to the alarm signal, and a user is notified that the earphone falls off. Therefore, according to the wireless earphone and the alarm method thereof, the earphone is effectively prevented from being lost.

The invention discloses a rescue method and device applied to multiple scenes. The method includes the steps that a current rescue alarming mode is determined according to the current environment and the active state of a user through selection of the user or measurement of sensors; the sensors or a sensor set corresponding to the determined rescue alarming mode are/is used for acquiring physical characteristic parameters and motion parameters of the user; according to the acquired physical characteristic parameters, the deviation value of the physical characteristic parameters is determined, wherein the deviation value is an absolute value obtained from the difference between the acquired physical characteristic parameters and preset normal physical characteristic parameters; according to the relationship between the deviation value and/or the motion parameters and a threshold value, whether direct alarming is conducted or an alarming prompt is given is determined, and whether alarming is needed is further determined according to feedback information. Compared with the prior art, by the adoption of the scheme, it is guaranteed that alarming can be conducted in time when danger occurs, the situation of false alarming is avoided, and waste of manpower and material sources of a rescue department is further reduced.

The invention relates to an intelligent terminal alarm method and an intelligent terminal alarm device. The method comprises steps that, moving and static state parameters of an intelligent terminal are acquired; whether moving alarm conditions are satisfied is determined according to the moving and static state parameters; if yes, a moving state of the intelligent terminal is alarmed. According to the method, through acquiring the moving and static state parameters of the intelligent terminal, whether the moving alarm conditions are satisfied is determined according to the moving and static state parameters; if yes, the moving state of the intelligent terminal is alarmed, so alarm is realized when the intelligent terminal is in the moving state, and loss of an owner of the intelligent terminal caused by theft of the intelligent terminal can be avoided.

The invention discloses a monitoring system and method of a non-tillage corn deep scarification combined seed and fertilizer drill. The monitoring system comprises a speed detection module, a seed sensor, a signal processing unit, a tilling depth monitoring module, a controller, a touch screen display module, a GPRS wireless transmission module, a GPS satellite positioning module and a voice alarm module. The method comprises the steps that before a system begins to work, parameter setting and tilling depth calibration operation are performed, after calibration is completed, the monitoring system starts circular scanning, collects and analyzes information, and sends the processed data to a touch screen and a remote monitoring platform to be displayed, and meanwhile alarm prompting is performed on the analyzed unusual condition through a voice alarm module. Real-time monitoring and remote monitoring of the seed sowing state and the tilling depth state are achieved, and due to application of the system, the problems that seed deficiency, bar breaking and tilling depth cannot meet the standard in the working process are effectively solved.

The invention provides a vehicle collision early warning method and system based on monocular vision, and the method comprises the steps: obtaining front view image data and carrying out the target detection of the obtained image data; setting a collision risk area range; filtering a target in the collision risk area to obtain a nearest target distance estimation value, and estimating the time required for the vehicle to collide with the target in combination with the speed information and the acceleration information of a vehicle; and integrating the nearest target distance estimation value and the time estimation value required for the vehicle to collide with the target, and performing auxiliary early warning on the vehicle collision situation possibly occurring in the vehicle driving process. According to the method, accidents such as collision and rear-end collision of the vehicle in the driving process are effectively reduced, a collision early warning prompt can be automaticallygiven according to the driving state of the vehicle and the minimum distance, obtained based on monocular vision detection, of the vehicle/pedestrian in the front driving area, a driver is effectivelyreminded, and the accident occurrence probability is reduced.

The invention relates to an anti-theft curtain and a control method thereof and belongs to the field of a window curtain. The anti-theft curtain comprises a curtain body, a curtain scroll, a photoelectric sensor, an infrared sensor and a controller, wherein the photoelectric sensor is arranged on the outer surface of the curtain body in the outside window direction; the infrared sensor and the controller are arranged on the curtain scroll; the photoelectric sensor is connected to the controller; the controller is connected to the infrared sensor. According to the anti-theft curtain, the photoelectric sensor and the infrared sensor are combined, so that whether an object appearing outside the window is a person or a flying bird can be more accurately detected; after the detection, the infrared sensor is started in a delay way, so the phenomenon of miss alarming is avoided, and an alarm is given out only after a theft enters a room from the window; when a room owner is in the room, the problem of miss alarming of an anti-theft curtain in the prior art is solved.

A method for automatically switching signals of a plurality of leads. The method comprises: respectively collecting vital sign signals detected by a plurality leads (101); selecting one path of signals from the vital sign signals output by the plurality of leads to be an analysis signal, the analysis signal being a signal used for subsequently conducting monitoring analysis and processing (103); and detecting, in real time, whether the current analysis signal is abnormal, and if so, selecting another path of vital sign signals output by a lead to be an analysis signal (104). Also disclosed is a device for automatically switching signals of a plurality of leads, comprising a signal acquisition unit (201), a signal selection unit (203) and a judgement unit (204). Also disclosed is a monitor comprising the device for automatically switching signals of a plurality of leads. The monitor and the method and device for automatically switching signals of a plurality of leads thereof can automatically switch a lead corresponding to the current analysis signal to another normal lead when the lead is abnormal, so as to obtain correct vital sign signals, and thereby avoiding the situation of a false alarm caused by a single abnormal lead.

The invention discloses a door and window antitheft method, apparatus and system. The door and window antitheft method comprises the steps that a built-in Bluetooth module is turned on; if a Bluetoothsignal is received, the matching between the built-in Bluetooth module and a target device sending the Bluetooth signal is conducted; if the matching fails, it is determined that target person is unauthorized; with a built-in camera, shooting is carried out on the target person, and the multimedia files of shooting are saved; through a sensor, it can be detected whether the door or the window isunder the vibration and/or moving state or not; if the door or the window is under the vibration and/or moving state, alarm will be emitted, and the multimedia files will be sent to the mobile deviceof the house owner to remind the owner that the house is getting robbed. The invention is advantageous in that based on the Bluetooth matching result, whether a person is suspected or authorized can be accurately determined; through the sensor, whether the door or the window is under the vibration and/or moving state or not can be determined and then alarm can be emitted; the situation of sendinga wrong alarm can be prevented, and the aim of active antitheft action can be achieved.

The invention provides a method and a system for preventing mis-alarming of a tire pressure monitoring system. The method at least comprises the following steps of S1. monitoring an initial pressure value P0 of a tire when a vehicle is started; S2. setting a time threshold value A of the vehicle starting moment; and S3. within the time threshold value A, performing estimation compensation according to an actual monitored tire measurement pressure value P1 to obtain an estimated tire pressure value P, when the estimated tire pressure value P is smaller than the standard preset percentage of the standard tire pressure P, sending an alarm for extremely low tire pressure, and when the vehicle driving time is longer than the time threshold value A, and the actual monitored tire measurement pressure value P1 is smaller than the standard preset percentage of the standard tire pressure P, sending the alarm for extremely low tire pressure. The method and the system for preventing mis-alarming of the tire pressure monitoring system can accurately prevent the mis-alarming of the tire pressure monitoring system, and are easy to implement.

The invention discloses a method for enabling a hijacker not to dare to withdraw money with passwords. In the method, a bank payment and collection tool is involved, an anti-hijacking contact is arranged on a password keyboard of the payment and collection tool, a depositor can use the anti-hijacking contact for inputting a 'add value number' into an 'add value setting storage device', wherein theadd value number is easy to remember and much lower than the digits of the passwords, 'alarm passwords' which are obtained by adding the 'add value number' to a 'password number' through an 'add value calculation device', in this way, the alarm codes have a password function, in addition, the function of giving an alarm to the law-enforcing department is achieved, and when the depositor suffers from threatening from the hijacker, the alarm passwords can be submitted to the hijacker or are used by self to give an alarm; the alarming function can be selected by the depositor , but the crime will experience shock power even if the bank payment and collection tool has the type of function and is selected by a small quantity of depositors, the hijacker dares not to withdraw money from a bank even if the hijacker asks the depositor for the passwords, and therefore the generation of invalid password obtaining cases will be reduced through the method.

The embodiment of the invention provides a fuel gas monitoring method and device, an Internet of Things platform and a fuel gas terminal, relates to the technical field of safety fire protection, andcan improve the accuracy of fuel gas leakage alarm and avoid false alarm. The method comprises the steps that the Internet of Things platform receives a gas meter reading sent by a gas terminal, a preset gas threshold value and smoke concentration of an environment corresponding to the gas terminal, and determines whether the gas meter reading is larger than the preset gas threshold value or not and whether the smoke concentration is larger than the preset smoke threshold value or not; when it is determined that the reading of the gas meter is larger than a preset gas threshold value and/or the smoke concentration is larger than a preset smoke threshold value, alarm information is sent to the user terminal; then the user terminal receives the alarm information sent by the Internet of Things platform and sends confirmation information to the Internet of Things platform; the Internet of Things platform receives the confirmation information and sends instruction information to the gas terminal; and the gas terminal receives the instruction information for corresponding processing. The embodiment of the invention is applied to gas leakage monitoring.

The invention discloses a pipe pressure monitoring method, and the method comprises the steps: setting a plurality of pressure collection devices at a plurality of key points in a pipe, carrying out the spatial omnibearing monitoring, and eliminating errors in the time dimension through a corresponding calculation method. The data of the adjacent sensors can be employed for verification while thedata of the sensors is monitored to be abnormal, thereby reducing the errors and avoiding the false alarm. In addition, the method can achieve the triggering of an alarm when the accumulated number ofabnormality times reaches a certain value.

The invention provides a single-layer bus and particularly relates to a single-layer bus capable of realizing rapid escape when a bus accident happens. The single-layer bus comprises a vehicle-mountedrescue device. All walls and windows above the compartment floor are rapidly converted into escape doors, so that crowding is avoided, escape speed is increased, and a passenger can directly and rapidly escape from the bus without escaping through the window; the windows are not damaged in an escaping process, secondary damage caused by broken glass is avoided, and cost of maintenance of the busis reduced; a miniature UAV (unmanned aerial vehicle) is mounted in a dark bin at the bus roof, a vehicle-mounted controller gives an alarm to the 110 command center automatically and releases the UAVautomatically, the 110 command center operates the UAV and rapidly investigates the accident situation and surroundings, therefore, quick response and police command are facilitated, information interaction and linkage between police and the bus are formed, and works such as following rescue, case solving and the like are promoted; control logic has three modes including sensor trigger, start button trigger by a passenger and start button trigger by a driver, and the practicability is high.

The invention discloses a gas heating device and a control method thereof. The control method includes the step: regulating the gas intake flow of a gas inlet channel according to pressure in a smokeexhaust channel when the gas heating device is in a working state, so that complete combustion of gas can be ensured. When the smoke exhaust channel is blocked to a certain degree, the pressure in thesmoke exhaust channel continues to be reduced to the lowest pressure value, the device is turned off, false alarm of the device can be effectively avoided, and use comfort of a user is improved.

The invention discloses an unreturned warning system for vehicle wheels in a non-driving state, and belongs to the technical field of automobile safety. The invention maximizes the use of conventionalvehicle units to provide the unreturned warning system for vehicle wheels in a non-driving state with a more reasonable, accurate and comprehensive logical flow by only adding one LED warning lamp. In the process, a plurality of situations that easily cause false alarms and unnecessary interference to a driver are fully considered. The overall composition of the system includes a power supply unit composed of a storage battery and a generator, a sensor unit composed of vehicle wheel speed sensors, EPS torque sensors, a transmission gear sensor, a brake pedal position sensor and door lock sensors, a warning unit composed of a sound warning module and an LED warning module, an automobile electronic control unit and an electromagnetic switch.

The invention discloses a transformer upper layer oil temperature prediction method based on big data. The method includes steps: obtaining detection data of a plurality of preset times, wherein the detection data includes oil temperature data, temperature data and main transformer load data; regarding the detection data of the same time as a group of sample data, substituting each group of sampledata into a pre-established regression prediction model, and determining a coefficient corresponding to the regression prediction model; and obtaining target data of a current time, substituting thetarget data into the regression prediction model which determines the coefficient, and determining the transformer upper layer oil temperature of the current time, wherein the target data includes other various kinds of data except for the oil temperature data. By adopting the method, the transformer upper layer oil temperature of the temperature of a transformer winding can be accurately reflected, and the condition of false alarm caused by abnormal data is reduced. The invention also provides a transformer upper layer oil temperature prediction system and apparatus based on big data, and thecorresponding technical effects are achieved.

The invention provides an inland river intelligent navigation mark position monitoring method. The method comprises steps that the data transmitted by a navigation mark terminal is received, and the data comprises longitude/latitude values of the dynamic position of the navigation mark terminal; gauss-kruger projection forward calculation is employed to solve the dynamic position of the navigation mark terminal and a gauss plane coordinate corresponding to the base point position; a distance between the dynamic position and the base point position is calculated according to the gauss plane coordinate; the distance is compared with an offset distance threshold, if the distance is greater than the offset distance threshold, drift alarm is carried out, if the distance is not greater than the offset distance threshold, the position of the navigation mark terminal is determined to be normal. Through the method, a problem of imprecise calculation of the navigation mark terminal is solved, accuracy and timeliness of drift alarm are improved, error alarm and missed alarm can be avoided, and guarantee is provided for ship navigation safety.

The invention discloses a home security control system based on a mobile phone terminal, and relates to the technical field of security monitoring, the home security control system comprises an accesscontrol module, a switch monitoring module, a controller, an alarm module, a fire monitoring module and a data analysis module; the access control module comprises an acquisition unit, a comparison unit and a verification unit; the acquisition unit is used for acquiring fingerprint information and contact information of personnel; the comparison unit is used for comparing the contact informationwith the corresponding standard parameter ranges; the verification unit is used for verifying whether the fingerprint information is legal; and an entrance unit is used for passing fingerprint verification and opening the entrance guard if the fingerprint information is legal. According to the invention, fingerprint verification is carried out on personnel entering a room, predetermined switchingaction monitoring is carried out after the personnel enter the room, the situation of error-free alarm caused by fingerprint verification errors is avoided, fire alarm and gas leakage alarm are carried out indoors, and the home security effect is improved.