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37results about How to "Guaranteed measurement reliability" patented technology

Double monocular white light three-dimensional measuring systems calibration method

Disclosed is a calibration method for parameters of a double monocular white light three-dimensional measurement system, which belongs to the field of optical measurement and mechanical engineering. The method adopts a plane calibration board as a known calibration object positioned in the measuring range of the system, and obtains the corresponding projection pixel point of a calibration spot in a left camera and the absolute phase value through processing a structured light fringe image on the calibration board projected by a left slide projector and taken by the left camera, and the corresponding projection pixel point of a calibration spot in a right camera and the absolute phase value through processing the structured light fringe image on the calibration board projected by a right slide projector and taken by the right camera. The method goes on linear calibration to a left and a right single measuring head according to the basic data calibrated by the system to obtain as much initial value of parameters of the measurement system as possible and overall nonlinear optimized calibration to the measurement system based on the linear calibration to obtain the optimized value of all the parameters of the measurement system, thereby realizing the precise calibration of parameters of the double monocular white light three-dimensional measurement system.
Owner:三的部落(上海)科技股份有限公司

Measurement restriction information processing method and equipment

The invention discloses a measurement restriction information processing method and equipment. The method comprises the following steps that user equipment (UE) receives information coming from a network, wherein the information carries information of enabling or disabling measurement conducted according to measurement restriction information, carries the measurement restriction information or does not carry the measurement restriction information; if the information carries the information of enabling the measurement conducted according to the measurement restriction information, when the information carries the measurement restriction information, the UE conducts measurement according to the measurement restriction information; and when the information does not carry the measurement restriction information, the UE conducts the measurement according to pre-stored measurement restriction information. In the embodiment of the invention, by transmitting the information which carries the measurement restriction information or does not carry the measurement restriction information to the UE, the UE radio link monitoring and the radio resource management (RRM) measurement reliability are ensured and simultaneously the cost of signaling configuration is reduced.
Owner:DATANG MOBILE COMM EQUIP CO LTD

Optical fiber F-P cavity high-voltage sensor

The invention discloses an optical fiber F-P cavity high-voltage sensor, which comprises a diaphragm body, an upper ceramic insertion core, a support cylinder, a mounting shell, a lower ceramic insertion core, an insertion core fixing cap, a guide positioning rod, an optical fiber, a protection sleeve and a fixing joint; the diaphragm body is fixed with the front end of the mounting shell to form a pressure sensing surface of the sensor; the upper ceramic insertion core is arranged in the support cylinder; the upper end surfaces of the upper ceramic insertion core and the support cylinder are level and are tightly contacted with the diaphragm body; a conical contact surface is adopted between the lower end surface of the support cylinder and the mounting shell; the lower ceramic insertion core (with a tail fiber) and the guide positioning rod are fixed together by the insertion core fixing cap and are arranged in the mounting shell; an F-P cavity is formed between the lower end surface of the upper ceramic insertion core and the upper end surface of the lower ceramic insertion core; the protection sleeve is screwed into the lower part of the mounting shell; the optical fiber with an optical fiber protection sleeve is fixed at the lower end of the protection sleeve by the fixing joint. The optical fiber F-P cavity high-voltage sensor is simple in structure, convenient and fast to manufacture and low in cost.
Owner:THE THIRD ENG CORPS RES INST OF THE HEADQUARTERS OF GENERAL STAFF PLA

Mercury content measuring method and device

The invention discloses a mercury content measurement method and device, wherein the measurement method comprises: respectively performing the blank calibration and a some range calibration of the no-mercury air and standard mercury material subjected to ultraviolet light transmission, optical-electrical converter change-over and circuit treatment using a reference blank color comparison tube and a calibration measurement color comparison tube; processing the actual-measurement sampler and circulating the sampler in the calibration measurement color comparison tube, and directly measuring the mercury content based on the said calibration curve. The two color comparison tubes are the optical glass tubes of the same size and the two optical-electrical converters are matched and screened with the same parameters, each relative lens is perpendicular to the color-tube axle and the calibration measurement color comparison tube can be dismounted and cleaned. The mercury content measurement method and device can be used for measuring the content of the poisonous and harmful substance mercury in day-to-day production and living environment with features of simple operation, less input cost, good measurement effect, high reliability and wide application range.
Owner:JIANGSU JIANGFEN ELECTROANALYTICAL INSTR

Method and device for measuring compacting depth of oil-cylinder-type dynamic compactor and dynamic compactor

InactiveCN103344208AGood synchronizationGuaranteed measurement accuracy and reliabilityMeasurement devicesSoil preservationMeasurement deviceEngineering
The invention provides a method and device for measuring compacting depth of an oil-cylinder-type dynamic compactor and the dynamic compactor. The device for measuring compacting depth of the oil-cylinder-type dynamic compactor comprises a straight-line displacement detecting device and a processor, wherein the straight-line displacement detecting device is used for detecting travel of a lifting oil cylinder, the processor is connected with the straight-line displacement detecting device, and the compacting depth of a compacting hammer at every time is calculated according to the travel of the lifting oil cylinder and multiplying power K of a pulley block. The device for measuring compacting depth of the oil-cylinder-type dynamic compactor can further comprise a displaying device, an alarming device, a pressure sensor and the like. According to the method and device for measuring compacting depth of the oil-cylinder-type dynamic compactor, automatic measuring of the compacting depth can be achieved, and the method and device for measuring compacting depth of the oil-cylinder-type dynamic compactor have the advantages of being high in measurement accuracy, low in cost and good in reliability.
Owner:SANY HEAVY IND CO LTD (CN)

Method for measuring upper terminal difference and lower terminal difference of horizontal-type three-section feed water heater

ActiveCN103267539AVersatilitySimplify the measurement siteMeasurement devicesEngineeringSuperheated steam
The invention discloses a method for measuring upper terminal difference and lower terminal difference of a horizontal-type three-section feed water heater. Data fitting is conducted on a dewatering cooling section, a condensation section and a superheated steam cooling section to obtain simplified linear function relations between the number of heat-transfer units of all the sections and a certain parameter, and the upper terminal difference and the lower terminal difference are calculated according to the simplified linear function relations. According to the method, analysis can be respectively conducted on the dewatering cooling section, the condensation section and the superheated steam cooling section of the heater on the basis of the dimension analysis principle and operation measurable parameters. By means of the simplified linear function relations between the number of the heat-transfer units of all the sections of the horizontal-type three-section feed water heater and the certain parameter, all thermal parameters of an inlet and an outlet of the water heater in any given operation condition can be finally obtained, and the upper terminal difference and the lower terminal difference can be obtained. The method provides reference for guaranteeing variable operation condition performance of the water heater, and is simple, rapid, wide in application range, and high in accuracy.
Owner:DATANG NANJING POWER PLANT +1

Dynamic force sensor sensitivity calibration method and device

InactiveCN106595952AEliminate outside distractionsAchieve installation consistencyForce/torque/work measurement apparatus calibration/testingVoltageMeasurement precision
The invention discloses a dynamic force sensor sensitivity calibration method and device. The method comprises steps that silicone grease is filled between a calibration force sensor and a standard acceleration sensor fixing surface; M mass blocks are respectively arranged on a standard acceleration sensor for measurement, and the M is not smaller than 2, a vibrator is driven to generate vibration, output voltage signals of a standard acceleration gauge and a to-be-calibrated force sensor and acceleration detected by the standard acceleration gauge are acquired, and sensitivity of the to-be-calibrated force sensor is calculated according to the acquired signals. According to the method and the device, a fixing method of the to-be-calibrated force sensor and the standard acceleration sensor is realized, a specific dynamic calibration precision expression of the force sensor is acquired through derivation, no-suspension mounting requirement is proposed for the standard mass blocks, operation difficulty is reduced, and measurement precision and reliability are easily guaranteed.
Owner:HUBEI SANJIANG AEROSPACE HONGFENG CONTROL

Clothes

The invention provides clothes. The clothes comprise a first electrode and a second electrode extending along the transverse direction of the clothes. The first electrode and the second electrode are in direct touch with the skin of a wearer when the piece of clothes is worn. A non-conductive area is arranged between the first electrode and the second electrode such that the first electrode and the second electrode are insulated with each other. The non-conductive area corresponds to a position of a heart of the wearer when the piece of clothes is worn. In the above clothes, the first electrode and the second electrode are in contact with the human body by a large area such that an electrocardiosignal of the human body is conveniently and effectively collected in order to ensure reliability of measurement of physiological parameters. In the meantime, the first electrode and the second electrode are leaded with the human body in a non-fixed manner so that interference to sleeping of the wearer is avoided. Therefore, the clothes help to improve experience of a user.
Owner:SHENZHEN NOVOCARE MEDICAL DEVICES CO INC

Device and method for testing magnetic deformation material in controllable magnetic field environment

The invention relates to a magnetic deformation material testing device and method in a controllable magnetic field environment, and belongs to testing devices and methods in the fields of biology, medicine and the like. A Z-axis precision moving platform is connected with a left rotating platform, the left rotating platform is connected with a left object table, the left object table and an environment simulator are arranged at the hollow part in an electromagnetic coil outer sleeve box, an elastic material is fixedly connected with a left object table through a clamping plate and clamped bya magnetic control deformation clamp, the electromagnetic coil is arranged on a hollow boss of an electromagnetic coil outer sleeve box, a temperature probe is arranged in the electromagnetic coil sleeve box, a right object table is opposite to a left object table front and back, an endoscope is fixedly connected with an upper portion of the right object table, and a magnetic gauss meter is fixedly connected with a lower portion of the right object table. The device is advantaged in that the magnetic field intensity can be accurately measured, an angle or position between the magnetic field and a tested material can be adjusted, the position change and the magnetic field intensity change can be recorded, the in-vivo environment of a living body can be simulated, and conditions such as living body temperature, body fluid components and body fluid flow are simulated.
Owner:JILIN UNIV

Dual-reference station type GNSS (Global Navigation Satellite System) control network measurement method

The invention discloses a dual-reference station type GNSS (Global Navigation Satellite System) control network measurement method. The method includes the following steps that: S1, two known control points that are furthest away from each other are selected from all control points in a measured control network as reference station points, and all the control points except the reference station points are called non-reference station points, and non-reference station points located between the two adjacent reference station points are affiliated to one measurement section; and S2, two GNSS receivers are adopted as reference station receivers, and all GNSS receivers except the reference station receivers are called mobile receivers, so that the measurement sections of the measured control network can be measured one by one until all the measurement sections of the measured control network are completely measured, and when any one of the measurement sections is measured, all the GNSS receivers measure the measurement section according to a plurality of time periods until all the non-reference station points of the measurement section are measured completely. With the method of the invention adopted, the measurement efficiency and maneuverability of the control network can be improved with measurement reliability ensured.
Owner:GUANGDONG PROVINCE COMM PLANNING & DESIGN INST

Projection equipment optical performance measurement device and method based on motion control

The invention discloses a projection equipment optical performance measurement device and method based on motion control. The device comprises a control processing system, a three-dimensional motion mechanism and a chroma meter, wherein the chroma meter is mounted on the three-dimensional motion mechanism, the control processing system is used for sending standard test image data to projection equipment, sending a motion control instruction to the three-dimensional motion mechanism, acquiring measurement data of the chroma meter and processing the measurement data to acquire measurement data in consistent with comparison conditions, the three-dimensional motion mechanism is used for doing motion according to the motion control instruction and making the chroma meter move to a designated point to carry out optical performance measurement on the projection equipment, and the chroma meter is used for carry out optical performance measurement on the projection equipment to acquire measurement data. The measurement device and the measurement method are advantaged in that optical performance of the projection equipment can be automatically measured, and optical performance measurement cost of the projection equipment is reduced.
Owner:GUANGZHOU INST OF MEASURING & TESTING TECH

Self-compensation and pollution-resistant reference electrode

The invention discloses a self-compensation and pollution-resistant reference electrode which comprises a shell and a silver-silver chloride electrode arranged in the shell. The upper end of the silver-silver chloride electrode is connected with a cable while the lower portion of the same is soaked in a reference electrolyte in the shell, a liquid junction is arranged at the lower end of the shell, the reference electrolyte is mixed liquid prepared by silver chloride, potassium chloride, liquid colloid gel and distilled water, the mixed liquid is liquid colloid, solid potassium chloride which is solidified after being molten is added into the reference electrolyte, and the liquid junction is hydrophobic microporous polytef. The self-compensation and pollution-resistant reference electrode has the advantages of high long-term stability and high pollution resistance.
Owner:STATE GRID ELECTRIC POWER RES INST +1

Heart physiological parameter detecting system

A heart physiological parameter detecting system comprises a mattress with a first electrode and a second electrode arranged on the upper surface, and clothes with a third electrode and a fourth electrode. The first electrode and the second electrode are arranged in a spaced mode in the longitudinal direction of the mattress to form a mattress non-conductive region. The third electrode and the fourth electrode are arranged in a spaced mode in the longitudinal direction of the clothes to form a clothes non-conductive region. The third electrode and the fourth electrode are in direct contact with the skin of a clothes wearer when the clothes are worn, the clothes non-conductive region corresponds to the position of the heart of the wearer when the clothes are worn, and the first electrode and the second electrode correspond to the third electrode and the fourth electrode in position when the wearer lies on the mattress so that the first electrode can be in contact with the third electrode, and the second electrode can be in contact with the fourth electrode. According to the system, the electrocardiosignals of the human body can be conveniently and effectively collected, and the measuring reliability of physiological parameters is guaranteed. Meanwhile, high user experience is achieved.
Owner:SHENZHEN NOVOCARE MEDICAL DEVICES CO INC

Speed measurement device for improving paving quality of paver and speed measurement method

The invention relates to a speed measurement device for improving the paving quality of a paver and a speed measurement method. The speed measurement device comprises a speed measurement wheel, a Hallrotation sensor and a microcontroller, wherein the speed measurement wheel is set on the side surface of the paver, and the speed measurement wheel is contacted with the ground when the paver moves and rotates under the action of friction; the paver is provided with the microcontroller, the speed measurement wheel is provided with the Hall rotation sensor, and the Hall rotation sensor is connected with the microcontroller and transmits turn number data collected by the Hall rotation sensor to the microcontroller. The speed measurement device for the paver further transmits the paver driving displacement and real-time speed calculated by the microcontroller to external mobile intelligent terminal equipment such as a mobile phone and a pc through a wireless communication module so as to timely grasp and record speed operation conditions of the paver by using terminal applications.
Owner:CHANGAN UNIV

Electrocardiogram monitoring garment

The invention provides an electrocardiogram monitoring garment. The electrocardiogram monitoring garment comprises a first electrocardiogram collecting electrode, a second electrocardiogram collecting electrode, a third electrocardiogram collecting electrode and a first electrocardiogram signal collecting base, wherein the first electrocardiogram collecting electrode serves as a differential signal electrode and is arranged at the position, corresponding to the heart of the human body, of the inner side of the monitoring garment; the second electrocardiogram collecting electrode serves as another differential signal electrode and is arranged at the position, corresponding to the heart of the human body, of the inner side of the monitoring garment; the third electrocardiogram collecting electrode serves as a reference electrode and is arranged at the position, located below the second electrode, of the inner side of the monitoring garment; and the first electrocardiogram signal collecting base is arranged at the position, different from the first electrocardiogram collecting electrode, the second electrocardiogram collecting electrode and the third electrocardiogram collecting electrode, of the outer side of the monitoring garment and comprises three electrode buckles, and the three electrode buckles are correspondingly connected with the first electrocardiogram collecting electrode, the second electrocardiogram collecting electrode and the third electrocardiogram collecting electrode through wires embedded in the monitoring garment in an insulated mode respectively so that electrocardiogram signals obtained from the first electrocardiogram collecting electrode, the second electrocardiogram collecting electrode and the third electrocardiogram collecting electrode can be transmitted to a first electrocardiogram signal collecting box buckled on the first electrocardiogram signal collecting base.
Owner:SHENZHEN NOVOCARE MEDICAL DEVICES CO INC

Sil3-level radar level meter measurement system with multiple radar modules

The invention provides a Sil3-level radar level meter measuring system with multiple radar modules. The system comprises a plurality of radar modules, a lens device, a plurality of control modules or a control module shared by the plurality of radar modules, and output equipment, wherein the radar modules measure the distance of the same level target, and the other radar modules can measure the distance of the level target under the condition that one radar module breaks down or is powered down; the lens device is shared by the plurality of radar modules, or the lens device comprises a plurality of lenses, each radar module corresponds to one lens, and microwave signals emitted by each radar module are emitted through the corresponding lens; the output equipment is shared by the control module(s), and the output equipment outputs Sil3-level material level measurement information according to the output information of the radar modules.
Owner:BEIJING CONNETECH ELECTRONICS TECH CO LTD

Dust sensor having flow control function

The application relates to a dust sensor having a flow control function. A dust sensor apparatus having a flow rate control function for securing reliability of measurement of the dust sensor by constantly maintaining flow rate of the air flowing into the dust sensor for measuring concentration of dust in the internal of a vehicle, may include a blow motor configured for controlling flow rate of the air to be packaged in the dust sensor for measuring concentration of dust in the internal of a vehicle such that flow rate of the air flowing into the dust sensor is maintained constantly.
Owner:HYUNDAI MOTOR CO LTD +5

Bicycle speed measurement equipment, intelligent bicycle and bicycle speed measurement method

The invention discloses bicycle speed measurement equipment, an intelligent bicycle and a bicycle speed measurement method. The equipment comprises a pulley, a main control chip and a battery; the battery supplies power to the main control chip, the pulley is installed at the periphery of a wheel tire, the outer circumference of the pulley makes contact with the outer circumferential surface of the wheel tire, and the pulley is driven by the friction force of the wheel tire to rotate; a rotation sensor is arranged in the pulley and used for collecting the rotation number of the pulley and transmitting a collected rotation number value to the main control chip; the main control chip is used for calculating the bicycle driving distance and speed according to the rotation number value of the pulley. According to the bicycle speed measurement equipment and method, the driving distance and speed of bicycles with wheels of any diameters can be accurately obtained, the bicycle speed can be conveniently controlled and recorded, the bicycle speed measurement equipment can be installed on the different bicycles, and errors due to the different outer circumferences of the bicycle wheel tires when the bicycle speed measurement equipment is installed on the different bicycles can be avoided.
Owner:QINGDAO GOERTEK

A fiber grating sensor for measuring the temperature in the cavity of arf excimer laser

The invention discloses a fiber grating sensor for accurately measuring the temperature in the cavity of an ArF excimer laser, comprising: a recoated fiber grating sensor head (1), a transmission cable connected to one end of the fiber grating sensor head (1) An optical fiber (2), and a fiber grating sensor element composed of a heat-conducting glue (3) filled inside a stainless steel tube (5); a nickel-plated stainless steel tube (5 ); the fixing screw hole (7) on the fixing ring arm (6) of the stainless steel pipe (5) circle, the fixing ring arm (6), and the sealing ring (10) inside the fixing ring arm (6); set The optical cable connecting pipe (4) at the top of the opening of the stainless steel pipe (5), the protruding outlet pipe (9) at the top of the opening, and the optical cable (8) exported by the outlet pipe. The invention can be used for temperature measurement under high pressure and strong corrosive environment, and has high reliability and long service life.
Owner:RAINBOW SOURCE LASER RSLASER

Method for timing a sports competition in different sites

A timing method for a sports competition at the same time on different sites (4) around the world. In a first phase, all time bases of the timing devices, of a start coordinator device (3) and of each site are synchronised. Next, a measurement of the transmission times between the start coordinator device and each site is performed to determine a maximum transmission time. The start coordinator device establishes a start time equal to the time of the date of each site and while adding a time difference longer than the determined maximum transmission time. The start time is adapted to each site where the competition takes place to automatically order, by each timing device, the start of the competition at the same time on each site and on the base site of the start coordinator device to have a sports competition taking place live on all competition sites.
Owner:SWISS TIMING

Flexibility-adjustable Shadow Moire measurement system and method

The invention discloses a flexibility-adjustable Shadow Moire measurement system and method. The flexibility-adjustable Shadow Moire measurement system integrates flexibility adjustment, phase-shifting technology improvement and Shadow Moire measurement extension; the flexibility-adjustable Shadow Moire measurement system includes a computer, a CCD camera, a servo motor, a stepping motor, a rotation motor, a lens collimation system, an adjustable light source, a stage, a sinusoidal grating and a measured object; the whole flexibility-adjustable Shadow Moire measurement system is controlled bythe computer, therefore, measurement flexibility and light intensity are adjusted, fringes are subjected to phase shifting, and corresponding deformed fringe patterns are obtained; image processing software is used for analyzing and processing the obtained deformed fringe patterns, according to the quality of the fringe patterns, the measurement flexibility is adjusted, phase shifting calculation,phase unwrapping calculation and the like are conducted, and finally, morphology information of the surface of the measured object is obtained and displayed on the computer. According to the flexibility-adjustable Shadow Moire measurement system and method, through a flexibility adjustment mechanism, adjustment of incident light angles is achieved, the flexibility is further reasonably matched with the measured surface, complex surfaces can be rapidly measured, the structure is simple, and the measurement precision can be effectively improved.
Owner:HUBEI UNIV OF AUTOMOTIVE TECH

A measurement method of dual reference station gnss control network

The invention discloses a dual-reference station type GNSS (Global Navigation Satellite System) control network measurement method. The method includes the following steps that: S1, two known control points that are furthest away from each other are selected from all control points in a measured control network as reference station points, and all the control points except the reference station points are called non-reference station points, and non-reference station points located between the two adjacent reference station points are affiliated to one measurement section; and S2, two GNSS receivers are adopted as reference station receivers, and all GNSS receivers except the reference station receivers are called mobile receivers, so that the measurement sections of the measured control network can be measured one by one until all the measurement sections of the measured control network are completely measured, and when any one of the measurement sections is measured, all the GNSS receivers measure the measurement section according to a plurality of time periods until all the non-reference station points of the measurement section are measured completely. With the method of the invention adopted, the measurement efficiency and maneuverability of the control network can be improved with measurement reliability ensured.
Owner:GUANGDONG PROVINCE COMM PLANNING & DESIGN INST

The Method of Using Movable Reticle to Realize Datum Transformation

The invention discloses a laser autocollimator for realizing datum transformation by using a movable reticle and a method. The laser autocollimator for realizing the datum transformation by using the movable reticle comprises a collimator objective, a beam splitting module, a reticle, an image detection module and a laser adjustment module, wherein the collimator objective is arranged at the front end of the beam splitting module; the reticle is arranged between the rear end of the collimator objective and the front end of the beam splitting module; the reticle can move forward and backward along the axial direction of the collimator objective. The method comprises the steps of datum establishment, datum transformation, datum point disappearing and collimating process; in the datum transformation step, software samples the mass center positions of fine alignment graphic sinks for at least two times, calculates an average value of the mass center positions and displays a datum point; meanwhile, a reticule replacing the datum point is generated, and a center point of the reticule is arranged at the position of the average value of the mass center; in the collimating process, a datum image is enabled to disappear by a movable reticle technology, so that the interference between two images is avoided, and the problem about the distinguishing of the two images is solved.
Owner:苏州运昊设备制造有限公司

A Fiber Bragg Grating Dynamic High Voltage Sensor

The invention discloses a fiber brag grating dynamic high-pressure transducer which comprises a membrane body, a supporting column, a grating containing fiber brag, an installation shell body, an optical fiber protecting bush and a fixing connector. The membrane body is fixed at the front end of the installation shell body and then forms a pressure sensing face of the sensor. The grating is parallelly pasted to the surface of an inner hole of the supporting column in the axial direction. The hole is full of filling glue. The upper end face of the supporting column is in tight contact with the membrane body. A conical type contact face is adopted between the lower end face of the supporting column and the installation shell body. The optical fiber arranged in the fiber protecting bush in a sleeved mode is fixed at the lower end of the installation shell body through the fixing connector. The fiber brag grating dynamic high-pressure transducer is characterized in that pressure deformation of the circular supporting column is utilized to convert outside pressure into strain changes of the fiber brag grating (FBG), and pressure sensing is realized through measurement of strain. The sensor is firm in structure, high-temperature resistant, strong impact vibration resistant, free of electromagnetic interference, especially suitable for being used in severe environments such as explosion environment, and is convenient and quick to manufacture and low in cost.
Owner:THE THIRD ENG CORPS RES INST OF THE HEADQUARTERS OF GENERAL STAFF PLA

Cardiac Physiological Parameter Detection System

A heart physiological parameter detecting system comprises a mattress with a first electrode and a second electrode arranged on the upper surface, and clothes with a third electrode and a fourth electrode. The first electrode and the second electrode are arranged in a spaced mode in the longitudinal direction of the mattress to form a mattress non-conductive region. The third electrode and the fourth electrode are arranged in a spaced mode in the longitudinal direction of the clothes to form a clothes non-conductive region. The third electrode and the fourth electrode are in direct contact with the skin of a clothes wearer when the clothes are worn, the clothes non-conductive region corresponds to the position of the heart of the wearer when the clothes are worn, and the first electrode and the second electrode correspond to the third electrode and the fourth electrode in position when the wearer lies on the mattress so that the first electrode can be in contact with the third electrode, and the second electrode can be in contact with the fourth electrode. According to the system, the electrocardiosignals of the human body can be conveniently and effectively collected, and the measuring reliability of physiological parameters is guaranteed. Meanwhile, high user experience is achieved.
Owner:SHENZHEN NOVOCARE MEDICAL DEVICES CO INC
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