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112results about How to "Improve timeliness and accuracy" patented technology

Customer data management system based on block chain

InactiveCN109063169AImprove timeliness and accuracyRelieve concurrent pressurePayment circuitsSpecial data processing applicationsCustomer intelligenceManagement system
The invention provides a customer data management system based on a block chain. Participants are connected to a financial union chain through a corresponding block link-in node, so as to realize theuplink of customer data, and realize the inquiry, addition, modification and synchronization of customer data according to the customer intelligent account book and the customer intelligent contract.The financial union chain designs a sectional protection lock for the customer data on the chain to realize the circulation of the customer data among the set participants; The client intelligent account book comprises a client information access authority, a newly added authority and a client information maintenance authority, wherein the client intelligent account book comprises a client information access authority, a client information access authority and a client information maintenance authority. Customer Intelligence Contract includes Customer Information Addition Service, Customer Information Maintenance Service and Customer Information Change Notification Service. The invention realizes the non-tampering, encrypted storage and privilege access of the uplink information, which canensure the privacy of the customer information and realize the cross-organization sharing of the public basic customer information on demand, such as the mobile phone number is shared between the operator and the government department, and between the operator and the bank.
Owner:FUJIAN RURAL CREDIT UNION

Short-time proximate value weather forecasting system and method

The invention provides a short-time proximate value weather forecasting system with the ultrahigh resolution ratio (cloud-resolving scale). The short-time proximate value weather forecasting system comprises a preprocessing subsystem, an assimilating subsystem, a forecasting subsystem and a postprocessing subsystem. The preprocessing subsystem is used for obtaining a background field, a boundary field and a radar retrieved wind field of a target area with the to-be-forecasted weather and generating a cloud analysis field according to the background field and the boundary field. The assimilating subsystem is used for conducting variation assimilation processing on the radar retrieved wind field and the cloud analysis field which are obtained by the preprocessing subsystem to obtain an initial field, and the initial field is subjected to cloud analysis processing to obtain a three-dimensional lattice position field. The forecasting subsystem is used for conducting data processing according to the three-dimensional lattice position field to obtain forecasting data. The postprocessing subsystem is used for generating comprehensive forecasting information according to the forecasting data. According to the short-time proximate value weather forecasting system provide by the invention, the fine forecasting level of a small-scale convection system in the to-be-detected area can be effectively increased.
Owner:中国气象局广州热带海洋气象研究所

Channel quality indicator correction method and device

The invention discloses a channel quality indicator correction method and a channel quality indicator correction device. The method comprises the following steps of: acquiring an estimated receiving signal to noise ratio (SNR), performing cyclic redundancy check (CRC) detection after the processing of a transmission channel, and counting the number of CRC errors; and correcting the SNR according to the number of the CRC errors, and determining a recommended modulation format (RMF) and a recommended transmission block size (RTBS) for reporting according to the corrected SNR; or obtaining an initial transmission block index according to the SNR, correcting the transmission block index according to the number of the CRC errors and determining the RMF and the RTBS for reporting according to the corrected transmission block index. By the method and the device, the real-time and accuracy of channel quality indicator (CQI) reporting can be improved by counting the number of the CRC errors to correct the estimated SNR or the obtained transmission block size; the method and the device are simply designed and convenient to implement; and the receiving SNR or the transmission block index is corrected at two regulation levels so as to achieve control flexibility.
Owner:ZTE CORP

Equal-precision frequency measuring circuit and frequency measuring method thereof

The invention discloses an equal-precision frequency measuring circuit and a frequency measuring method thereof, wherein the circuit comprises a first counter, a second counter and a frequency division counter; a tested signal is respectively connected with clock input ends of a first D trigger and a second D trigger; a trigger end of the first D trigger is connected with a control signal START, and an output end of the first D trigger is connected with an enabling end of the first counter; the trigger end of the second D trigger is connected with the control signal STOP, and the output end of the second D trigger is connected with the enabling end of the second counter to realize synchronous control in the raising edges of the control signal and the tested signal; an output signal of the frequency division counter is connected with the clock input end of the first counter, and the tested signal is connected with the clock input end of the second counter. The equal-precision frequency measuring circuit and the frequency measuring method provided by the invention can eliminate the error in the number of the pulse signals caused by a counting method in unit time and remarkably improve the accuracy and real-time performance for collecting rotation speed signals.
Owner:SHANGHAI AUTOMATION INSTRAION CO LTD

Maximum power tracing optimization control method of low-wind-speed area of wind generating set

The invention provides a maximum power tracing optimization control method of a low-wind-speed area of a wind generating set. The maximum power tracing optimization control method of the low-wind-speed area of the wind generating set mainly comprises three steps of acquiring and filtering a wind speed signal, designing an improved controller, and optimizing controller parameters. A signal acquisition part adopts a pulse laser radar to measure wind speeds of a wind wheel at different heights and different positions, and adopts an adaptive kalman filter algorithm to filter the wind speed signal;an improved controller design part introduces a super-twisted high-order sliding mode algorithm on the basis of traditional optimum torque control, so that a rotary speed tracing performance is improved; and a controller parameter optimization part adopts an improved particle swarm optimization algorithm, so that the defects that a conventional particle swarm optimization algorithm is easy to cause premature convergence and an oscillation phenomenon produced near a globally optimal solution in the later period of the algorithm are overcome. According to the maximum power tracing optimizationcontrol method of the low-wind-speed area of the wind generating set provided by the invention, the real-time changed wind speed can be effectively measured, and the performance of wind wheel rotary speed tracing real-time wind speed can be improved, so that the wind energy utilization rate is improved, and the method has a certain practical value.
Owner:SUZHOU UNIV OF SCI & TECH

Base station information acquiring and processing method for base station positioning

The invention discloses a base station information acquiring and processing method for base station positioning, comprising the following steps: firstly, rules for sports cars and road selection of acquired vehicles, rules for acquiring frequency of all acquisition terminals, rules for uploading base station information of the acquisition terminals and rules for storing the base station information in a database of a central service platform are made; secondly, the central service platform carries out statistics and management on the acquired base station information; and thirdly, field operators request to download grid information to the central service platform by PND (Pictorial Navigation Display) navigation equipment, and displays the grid information in the form of a map on a screen of the PND navigation equipment. In the method, a mode of combining the acquired vehicles and the central service platform is adopted, and the real-time property and the accuracy of acquiring the base station information are enhanced, so that the field operators can know the condition of respective sports cars in real time, the completion condition of the base station information acquisition of all city regions can be intuitively reflected, the working efficiency of the field operators is improved and the expenditure of a project is reduced.
Owner:XIAMEN YAXON NETWORKS CO LTD

Device and method for judging and displaying fall point of badminton/tennis

The invention relates to a device for judging and displaying the fall point of badminton/tennis, which comprises a badminton/tennis, a first fall point judging device, a second fall point judging device and a control device, wherein, a triggering device is arranged on the badminton/tennis; the first fall point judging device and the second fall point judging device are respectively arranged on the inner and the outer sides of a sideline of a court for the badminton/tennis, and can be triggered when being in contact with the triggering device; and the control device can forbid the other fall point judging device when either of the fall point judging devices is triggered. The invention also relates to a method for judging the fall point. Being implemented, the device and method for judging and displaying the fall point of badminton/tennis have the benefits as follows: the triggering device is arranged on the badminton/tennis, the fall point judging devices are respectively arranged along the inner side (inside the court) and the outer side of the sideline of the court, and all the fall point judging devices are forbidden after a first fall point of the badminton/tennis triggers the corresponding fall point judging device, so that the fall point of the badminton/tennis can be judged automatically and instantaneously, and the device is convenient to use.
Owner:SHENZHEN SED IND

Dynamic positioning monitoring method and system based on speech recognition

InactiveCN106205606AImprove timeliness and accuracyPersonal Safety ProtectionSpeech recognitionLocation information based serviceLinear predictionSpeech characteristics
The invention discloses a dynamic positioning monitoring method and system based on speech recognition. The method comprises the steps of obtaining current position data through real-time positioning; inputting a speech signal, and performing preprocessing to obtain a speech digital signal; performing feature parameter extraction based on a linear prediction cepstrum coefficient (LPCC) on the speech digital signal, and obtaining speech signal parameters; building a speech template base composed of target sound templates; constructing an artificial neural network model, judging whether abnormity exists or not on the basis of recognition of speech feature parameters obtained through the built speech template base, and generating and sending a control signal when it is determined that abnormity exists; according to the control signal, sending the current position data. The system comprises a GPS module, a speech sensing module, a control module and a GSM module. The input speech signal can be recognized and judged, whether the danger condition exists or not is judged, the current position data of the user obtained through positioning can be sent for the first time, and monitoring real-time performance and accuracy are improved.
Owner:NANJING UNIV OF POSTS & TELECOMM

Intelligent crop pest measuring and reporting system based on internet of things

The invention discloses an intelligent crop pest measuring and reporting system based on the internet of things. The system comprises a remote data center and at least one measuring and reporting devices; each measuring and reporting device comprises a support and a main control unit, an image collection unit, a trapping unit, an air injection unit, an environment monitoring unit and a data transmission unit which are fixed to the support; the image collection unit is located above the trapping unit and faces the trapping unit; the air injection unit is located at one side of the trapping unit and faces the trapping unit; the main control unit is connected with the image collection unit, the trapping unit, the air injection unit, the environment monitoring unit and the data transmission unit; the data transmission unit is connected with the remote data center. According to the intelligent crop pest measuring and reporting system based on the internet of things, unattended intelligent control is achieved, the intelligence and accuracy of hazard prediction and forecast of crop pests can be improved, population dynamics are monitored and predicted in time, damage of the pests can be controlled by scientifically and reasonably adopting measures, the pesticide application dose and environmental pollution are reduced.
Owner:GUILIN UNIV OF ELECTRONIC TECH +1

Partial discharge electro-acoustic signals synchronous monitoring device for CPLD (complex programmable logic device)-based transformer

The invention discloses a partial discharge electro-acoustic signals synchronous monitoring device for a CPLD (complex programmable logic device)-based transformer. The device comprises a CPLD control module, as well as a sensor module, a signal conditioning module, a four-channel synchronous sampling ADC (analog to digital converter), a deserializer module, an FIFO (first in first out) storer, a PCI (peripheral component interconnect) bus interface circuit and a host computer which are respectively connected with the CPLD control module. After the device is used, the signal conditioning, the synchronous A/D (analog to digital) sampling and the data placement are carried out on a plurality of electro-acoustic signals generated by the partial discharge of the transformer by the CPLD control signal conditioning module, the four-channel synchronous sampling ADC and the FIFO storer, and the electro-acoustic signals are uploaded to the host computer through a PCI bus to be comprehensively analyzed and processed, so that the wideband electro-acoustic signals can be synchronously monitored on the line, the integrated partial discharge signal characteristic can be timely obtained, the monitoring veracity can be improved, and the device is high in reliability, high in anti-jamming capability, and stable to run.
Owner:GUANGXI UNIV +1

Power battery overheating determination method, device, and vehicle having the same

The invention discloses a power battery overheating determination method, a power battery overheating determination device, and a vehicle having the same. The power battery overheating determination method comprises the following steps: acquiring current value of a power battery in a predetermined time period; calculating thermal load value of the power battery according to the current value, and correcting the thermal load value; acquiring current temperature; determining the charging current limited value or the discharging current limited value of the power battery according to the corrected thermal load value and the current temperature; and carrying out the charging or discharging control of the power battery according to the charging current limited value or the discharging current limited value. The power battery overheating determination method is advantageous in that the thermal load value and the current temperature of the power battery can be calculated in a real-time manner, and therefore the charging or discharging control can be carried out by determining the current limited value of the power battery according to the thermal load value and the current temperature, the prevention object can be realized, the regular correction of the thermal load value of the battery can be realized, the real-time performance and the accurate performance of the determination can be improved, the battery can be well protected, and the reliability of the battery can be guaranteed.
Owner:BEIJING BORGWARD AUTOMOBILE CO LTD

Clinical voice guidance method and system

The invention applies to the technical field of medical treatment, and provides clinical voice guidance method and system. The method comprises the steps of acquiring an uterus pressure signal; acquiring the current uterine contraction pressure value according to the uterus pressure signal; calculating the uterine contraction pressure lowering trend duration when the uterine contraction pressure is less than the preset reference uterine contraction pressure threshold; calculating the uterine contraction pressure raising trend duration when the uterine contraction pressure is more than or equal to the preset reference uterine contraction pressure threshold; reporting the voice information corresponding to the uterine contraction pressure lowering trend duration threshold when the uterine contraction pressure lowering trend duration is more than or equal to the preset uterine contraction pressure lowering trend duration threshold; reporting the voice information corresponding to the uterine contraction pressure raising trend duration time threshold when the uterine contraction pressure raising trend duration is more than or equal to the uterine contraction pressure raising trend duration threshold. With the adoption of the method and system, the timeliness and accuracy of determining uterine contraction level can be improved, and the work intensity of an obstetrician is reduced.
Owner:EDAN INSTR

Hand-held subway tunnel structure damage investigation data recorder and recording method therefor

The invention relates to a hand-held subway tunnel structure damage investigation data recorder and a recording method therefor. The hand-held subway tunnel structure damage investigation data recorder comprises a touch screen and a circuit board connected to the touch screen. The circuit board is provided with a memory module, a graphic processing module, a basic information management module and a survey task management module. The recording method comprises the following steps of starting the basic information management module by the touch screen according to a survey request transmitted by the survey task management module, generating a subway tunnel structure layout map needing survey, displaying the subway tunnel structure layout map, acquiring on-site subway tunnel images in real time by the graphic processing module, recording damage data and satellite information in the subway tunnel structure layout map by a standard graphic marking method according to a damage type layout map, carrying out quantization treatment on the damage data, and storing the quantized damage data in the memory module. Compared with the prior art, the hand-held subway tunnel structure damage investigation data recorder and the recording method therefor have the advantages of high digitization, high informatization, high timeliness, high accuracy and less intermediate processing processes.
Owner:SHANGHAI TONGYAN CIVIL ENGINEERING TECHNOLOGY CORP LTD
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