30results about How to "Eliminate data errors" patented technology

The invention discloses a ZigBee technology-based wireless full-duplex real-time voice transmission device and method. The device is characterized by comprising a device A and a device B, which are same and on an equal footing, wherein the device A, as well as the device B, adopts the structure that voice signals are converted into analog voltage signals through an electret microphone; voltage signals are converted into the voice signals through an electrodynamic loudspeaker; a voice processing circuit converts the analog voltage signals output by the electret microphone into digital signals which are then sent to an embedded microcontroller circuit, and, at the same time, also receives and converts the digital voice signals output by the embedded microcontroller circuit into the analog signals which are then sent to the electrodynamic loudspeaker; and the embedded microcontroller circuit receives the digital voice signals output by the voice processing circuit, so as to compress the signals in a 'ping-pang' manner and then send the compressed signals to a ZigBee RF circuit for RF transmission, and also receives the data output by the ZigBee RF circuit, so as to decompress the data and then send the decompressed data to the voice processing circuit in a in a 'ping-pang' manner. The method and the device provided by the invention have the advantages of simple structure, and lower consumption and cost.

A report data real-time audit method and device are provided. The report data real-time audit method comprises the steps of report template definition, single report compilation audit, single report batch audit and combined report compilation audit. The report template definition specifically includes the following steps that: a management user defines a report format; a number selection formula, a calculation formula and an audit formula are set in the report format; and a report template is made to be shared by each subordinate user. The single report compilation audit includes the step that when the subordinate users compile single reports under the report template, report data are audited under a report input state. The single report batch audit specifically includes the following steps that: after the compilation of all the single reports of the subordinate users is accomplished, batch audit is performed on all single reports under a current report audit user; and after the audit is accomplished, the reports are reported. The combined report compilation audit specifically includes the following steps that: the management user performs batch audit on all the reports; the management user compiles combined reports after the batch audit is accomplished; and report data are audited under a report input state when the combined reports are compiled. According to the report data real-time audit method and device of the invention, the report data are audited when the reports are compiled, and therefore, timeliness, authenticity and accuracy of the reports can be ensured.

The invention relates to a technical method of aroma detection, and in particular, relates to a method for analyzing aroma components of a shampoo. A headspace solid phase microextraction method and a simultaneous distillation extraction method are respectively adopted for extracting volatile substances of a shampoo sample, quantitative and qualitative analysis of the shampoo sample is performed by a gas chromatography-mass spectrometer, and analysis results of the two methods are compared and combined to obtain analysis data; a phenomenon of loss of the measured volatile aroma components of a to-be-detected shampoo sample in the headspace solid phase extraction method can be effectively avoided; and at the same time, in the distillation extraction method, a thermal decomposition phenomenon of the measured volatile aroma components can be effectively avoided.

The invention relates to multi-station assembling equipment for assembling vehicle components. The multi-station assembling equipment comprises a working table, a conveying table and a plurality of working stations, wherein the conveying table is rotationally supported on the working table around the axis; the working stations are arranged on the working table, and are in fixed positions relative to the working table; a plurality of workpiece mounting positions are arranged on the conveying table; the conveying table, by rotating around the axis, drives the workpiece mounting positions to rotate around the axis, so as to convey workpieces mounted in the workpiece mounting positions between the working stations; the workpiece mounting positions and the working stations are arranged in a manner capable of allowing the working stations to simultaneously carry out operation on the workpieces conveyed into the working stations by the conveying table. With the adoption of the arrangement, the whole multi-station assembling equipment is more compact, the loading/unloading time and the equipment cycling time are reduced, the implementation feasibility of operation is improved, and the manufacturing and operating costs are reduced.

The invention discloses a GPS kinematic velocity correction method, and belongs to the technical field of GPS. The GPS kinematic velocity correction method includes the steps: acquiring a GPS coordinate point; calculating the straight-line distance between the GPS coordinate point and the last point, and adding the straight-line distance into the current moving distance total GD; acquiring the data of a pedometer; calculating the straight-line distance total SD between the data of the pedometer and the last data; determining whether the statistic period is overtime; if being overtime, according to the statistic period and GD, calculating the GPS kinematic velocity GV; if not overtime, acquiring the GPS coordinate point; according to the statistic period and SD, calculating the kinematic velocity SV of the pedometer; determining whether the difference between the GPS kinematic velocity GV and the kinematic velocity SV of the pedometer is less than or equal to 4; if being less than or equal to 4, outputting the GPS kinematic velocity GV; if being greater than 4, outputting the kinematic velocity SV of the pedometer; and ending the correction. The GPS kinematic velocity correction method preferably solves the velocity fluctuating and jittering problem and eliminates the data error.

A method for creating assets for digitization and upload on the blockchain include a verification of assets that can include various steps, including public record verification and verification via other platforms, utilizing multiple cross-checks as available. This verification data may be stored in blocks and put on the blockchain. Through these methods, strong and safe digitized assets can be provided with real, highly transparent and authoritative public trusted data that cannot be tampered with. The methods can be expected to increase the current three percent of assets that are suitable for securitization via asset-backed securitization to upwards of thirty percent. The methods show, with trust, that the digital asset is a real and true asset before it is placed on the blockchain. The methods can also support an ongoing flow of dynamic information about the asset to much better reflect its current value.

The invention relates to the technical field of passage traffic equipment, and further discloses a road surface integrated sensor for networked traffic management. The sensor comprises two sets of embedded shells arranged on a road, the two sets of embedded shells are located on the two sides of the middle line of the road, connecting rod structures for converting vertical force into transverse force in an equal proportion mode are movably installed in the embedded shells, and each connecting rod structure is at least composed of 10-16 connecting rod pieces. In the road surface integrated sensor for networked traffic management, under the action of the translation roller and the connecting lever, on one hand, the pressure at any position is converted into transverse force in the same form,data errors caused by deformation of the metal plate are eliminated, and on the other hand, the pressure of the wheels is reduced to a measurable change interval, continuous current changes in the passing process of the automobile are measured, continuous change characteristics are obtained, the four wheels are detected respectively, or four sets of data characteristics are obtained, and more automobile information can be obtained by analyzing the four sets of wheel data.

The invention discloses a device for detecting suspended matters in water, which is characterized by comprising a heating cavity, a drying mechanism, a weighing mechanism, a filter membrane for filtering and a base frame, wherein the heating cavity is fixedly connected to the base frame, the drying mechanism and the weighing mechanism are both arranged in the heating cavity, the interior of the heating cavity is at a constant temperature, the filter membrane is dried at the drying mechanism, and weighing is carried out at the weighing mechanism. The filter membrane is a borosilicate glass fiber filter membrane. The constant temperature of the heating cavity ranges from 105 DEG C to 107 DEG C, the cavity body of the heating cavity is made of high-temperature-resistant composite materials such as aluminum trioxide, polytetrachloroethylene and stainless steel plates, in the heating state, the temperature of the whole inner cavity can be kept at 105 DEG C all the time, and interference on a weighing system is avoided. The invention also provides a method for detecting suspended matters in water.

The invention discloses a thermal energy-kinetic energy image data generation method and device, a human body state evaluation method and electronic equipment. The generation method comprises the following steps: synchronously shooting a visible light video and an infrared video for the head and neck of a person object kept quasi-static, and simultaneously obtaining a plurality of temperature matrixes associated with the infrared video; performing sub-pixel level homonymy point registration on the visible light video and the infrared video; generating kinetic energy change data of each point of the head and neck based on the registered visible light video and infrared video, and generating heat energy change data of each point of the head and neck based on a plurality of temperature matrixes; performing statistics on the kinetic energy change data to obtain a motion period of each point of the head and the neck; the kinetic energy change data, the thermal energy change data, and the motion period are used as a set of generated thermal energy-kinetic energy image data to generate a thermal energy-kinetic energy image based on the thermal energy-kinetic energy image data. According to the invention, more comprehensive reference information for performing psychological state assessment or physiological state assessment on the human body can be obtained.

The invention relates to a transcranial magnetoacoustic coupling electrical stimulation device and method with a controllable magnetic field. The device comprises an ultrasonic probe, a magnetic field generation assembly and a signal acquisition assembly; the magnetic field generation assembly comprises an operation table and a Helmholtz coil; the device is characterized in that the Helmholtz coil is placed on the operation table and is connected with a power supply; a to-be-stimulated object is placed on the operation table, the head of the to-be-stimulated object is located in the middle of the Helmholtz coil, the Helmholtz coil is electrified to generate a magnetic field, and the size and type of the magnetic field are adjusted by changing the size and type of current output by the power supply; and the ultrasonic probe acts on the head of the to-be-stimulated object, and a photoelectric signal acquisition assembly is used for acquiring a fluorescence signal and a local field potential signal after the to-be-stimulated object is stimulated. According to the device, the size and the type of a magnetic field are adjustable, a local field potential signal and a fluorescence signal after stimulation are collected, the coupling strength of the local field potential signal and the strength change of the fluorescence signal are fused to construct an adjusting index, and accurate regulation and control are achieved.

An apparatus, system, and method are disclosed for aberration compensation. In one embodiment, a first compensation lens used in conjunction with a second compensation lens to produce a conical beam used to read from, or write to, an optical medium. An N^th order compensation equation is used to optimize aberration errors associated with accessing the optical medium. The present invention may include a displaceable focus lens positioned relative to an optical medium. The focus lens may be displaced when the conical beam's focal length is adjusted. A displacement equation is presented to determine the preferred placement of the focus lens. By compensating for aberration, read/write errors may be reduced while accessing optical media thus increasing system robustness and facilitating the use of additional layers on optical media.

The invention discloses a capacitance value online calculation method and device, electronic equipment and a storage medium. The method comprises the following steps: acquiring capacitor loop data; based on the charging and discharging state of the capacitor, slicing the capacitor loop data to obtain a plurality of data slices, each data slice including the capacitor loop data in a preset time period; calculating a capacitance value corresponding to each data slice according to the capacitor loop data in each data slice; and calculating a weighted average value of the capacitance values according to a preset weight and the capacitance value corresponding to each data slice, and taking the weighted average value as the capacitance value of the capacitor. According to the method provided by the invention, useless data can be eliminated through a data slicing process, and the calculation amount is reduced. By calculating the capacitance value corresponding to each data slice and calculating the weighted average value, the capacitance value result can balance the difference in each charging and discharging process, the obtained capacitance value is more accurate, and the defects of poor accuracy, low precision and high calculation resource requirement in the prior art are overcome.

The invention discloses a hot water supply system capable of achieving automatic control based on Internet of Things. The hot water supply system comprises a temperature measuring module, a wireless transmission module, a hot water supply adjusting module and an intelligent user terminal, wherein the temperature measuring module and the intelligent user terminal are used for interacting data withthe hot water supply adjusting module through the wireless transmission module respectively; the temperature measuring module is used for collecting temperature data of a water outlet and sending thetemperature data to the hot water supply adjusting module; the intelligent user terminal interacts with the hot water supply adjusting module so as to provide a user interaction interface for the whole system; a user can input a temperature control command to the hot water supply adjusting module through the intelligent user terminal; the hot water supply adjusting module is used for adjusting water temperature according to the user command and the temperature data which is collected in real time to achieve remote closed-loop control of the water temperature. Through remote control, the hot water supply system is capable of directly outputting hot water with the temperature assigned by the user without the need of manual adjustment of the user; the usage experience of the user can be improved.

A manufacturing method of a charge-trapping memory device is provided. This method includes forming a stacked structure having at least a charge-trapping medium. An annealing process in a hydrogen gas is then performed on the stacked structure subsequent to the device fabrication process. The annealing process is conducted at a temperature of about 350° C. to 450° C. and with the concentration of the hydrogen gas greater than 0.5 mole percent.