2436results about How to "Wide detection range" patented technology

A stereoscopic image displaying device includes an outer surface that a detection target object approaches; a stereoscopic image generating unit that generates a three-dimensional stereoscopic image based on an input video signal, and a proximity sensor unit that is disposed on a side of the outer surface that is opposite to a side that the detection target object approaches and detects proximity of the detection target object to the outer surface based on a height that is a distance from the outer surface and is set based on parallax information included in the video signal.

The invention relates to an intelligent traffic signal lamp control device based on the comprehensive computer vision, which comprises a camera device and a microprocessor, wherein the camera device is installed above the middle part of an intersection and used for obtaining a traffic state panorama video image at the whole intersection; the microprocessor is used for detecting the queue length of vehicles waiting for passing through at the intersection and the congestion state of an outlet according to the panorama video data of the camera device and deciding the signal lamp control strategy and controlling the signal lamp switching action; the intelligent control carried out by the signal lamp control strategy of each phase to traffic signal lamps is determined through detecting the vehicle queue length at an inlet of each phase and the congestion state at the outlet, so that the sequence at the intersection is good, therefore, the conflict points where the traffic accidents are possibly caused are reduced or completely eliminated, and the operating indexes at the intersection are optimal.

Improvements in a smoke alarm are presented. The multifunction smoke alarm unit includes separate sensors within a single enclosure for detecting smoke and occupancy, sounding a distinctive audible alarm when combustion is detected or the presence of a person within the area of the sensor. The multifunction smoke alarm can replace an existing single function smoke alarm. Multiple multifunction smoke alarms are networkable together for various purposes. Additional features include intruder alarm, visitor annunciator, integrated illumination source, external lighting control, HVAC system control, ceiling fan control, ventilation control, and / or fire safety system control. The proposed multifunction smoke alarm provides much-needed improvements for security, energy saving, safety, and user convenience without the need for completely separate systems for each purpose.

Improvements in a smoke alarm are presented. The multifunction smoke alarm unit includes separate sensors within a single enclosure for detecting smoke and occupancy, sounding a distinctive audible alarm when combustion is detected or the presence of a person within the area of the sensor. The multifunction smoke alarm can replace an existing single function smoke alarm. Multiple multifunction smoke alarms are networkable together for various purposes. Additional features include intruder alarm, visitor annunciator, integrated illumination source, external lighting control, HVAC system control, ceiling fan control, ventilation control, and / or fire safety system control. The proposed multifunction smoke alarm provides much-needed improvements for security, energy saving, safety, and user convenience without the need for completely separate systems for each purpose.

The monitoring equipment includes microprocessor, video sensor in use for monitoring site of tunnel, and communication module for communication outside. Microproceesor includes following modules: reading module for image dada in use for reading information of video image transferred from video sensor; file storage module in use for storing data collected by video sensor to storage device; real time playing module on site connected to external display device is in use for playing monitored image on site in real time. Output of the video sensor is connected to microprocessor through communication. Using all directional computer vision sensor monitors tunnel site, processes and analyzes images. Using detected variation character for fire flame in early phase, the invention finds early fire in tunnel as well as obtains traffic data including vehicle flowrate, and occupancy ratio, speed, and traffic accident etc.

The invention discloses micro ribonucleic acids (microRNA, miRNA) carried by cell microparticles (Microparticle, MP), a method for preparing the same, and application thereof in the technical field of biotechnological pharmacy. The invention provides a combination of the micro ribonucleic acids for evaluating the physiological and / or pathological states of a participant, and the combination contains all the micro ribonucleic acids which exist stably in serum / plasma particles of the participant and are detectable. At the same time, the invention provides an experimental method for preparing the cell microparticles containing specific micro ribonucleic acids and using the cell microparticles to perform gene-level regulation and control as well as modification on other cells and tissues. The combination and the method can be used for detecting and treating various diseases, including the aspects of the diagnosis and the differential diagnosis of various tumors, various acute and chronic infectious diseases and other acute and chronic diseases, the prediction and the curative effect evaluation of the occurrences of disease complications and the recurrences of malignant diseases, as well as the active ingredient screening, the efficacy evaluation and the judicial authentication of drugs, the detection of prohibited drugs and the like; besides, the combination and the method have the advantages of wide detection pedigree, high sensitivity, low detection cost, convenient available material, easy storage of samples and the like.

A spread spectrum radar apparatus includes: a transmission unit which generates a spread signal that is a spectrum-spread signal, using a first oscillator signal, a second oscillator signal, and a transmission PN code, and which emits the spread signal as a detection radio wave; and a reception unit which receives, as a reception signal, the detection radio wave reflected from an object, and which generates an intermediate frequency signal by despreading the reception signal based on the first oscillator signal and a reception PN code obtained by delaying the transmission PN code.

The invention relates to a road traffic state detecting device based on omnibearing computer vision, comprising shooting devices and a microprocessor, wherein the shooting devices are installed on all measuring points in all roads in a road network; the microprocessor is used for evaluating the road traffic state according to the video data of the shooting devices and comprises a full-view image obtaining unit, a road service capability customizing unit, a road service level self-learning unit, a road service level judging unit, a detecting data processing unit and an artificial checking unit. The road traffic state detecting device based on omnibearing computer vision has wide detecting range, high detecting precision, good detecting instantaneity, convenient application, visual and clear detecting result, subjective sensitivity index data and objective evaluation index data and is convenient for all grades of road networks of a city to carry out comprehensive evaluation on the road traffic state in time and space.

This invention relates to one park guide system based on computer visual sense, which comprises park label identification device on each field, car position information system statistic distribution device and one park guide controller, wherein the park guide controller comprise car position information receive module, position information code module to convert the collected car information into digital codes; the said codes is of 28 with previous 22 for park physical position information and afterwards 6 for detail position information; park position information process module generates each record for each car to establish one inquire entrance with relative digital codes for distribution.

The invention mainly discloses a river way multipoint water quality monitoring apparatus and a monitoring method therefor. The monitoring apparatus includes a monitoring body, a power apparatus and water collectors. A solar cell panel, a storage battery and a protective cover are disposed on the top surface of the monitoring body. At least three water collectors are disposed under the monitoring body through telescopic rods. A water storage chamber is arranged in each water collector. A water collection port is arranged on the bottom of each water collector and is provided with a sealed cover. A sampling tube is disposed in each telescopic rod. A detection chamber provided with a detection head and a wireless communication module are arranged in the monitoring body. One end of the sampling tube is connected to the water storage chamber. The other end of the sampling tube is connected to a splitting pipe through an electromagnetic valve. The splitting pipes are connected to the detection chamber. The monitoring apparatus is used for performing multipoint auto-monitoring to a to-be-detected water area for a long time instead of manual work. The monitoring apparatus is environment-friendly and economical, has sufficient energy and has wide detection range, can detect multiple water points at the same time and can get many detection data. Water collection and detection are separated into two independent parts, so that damage on the detection head due to aquatic animals is avoided, quality and service life of the monitoring apparatus are improved, and detection accuracy is increased.

A spread spectrum radar apparatus includes: a transmission unit which generates a spread signal that is a spectrum-spread signal, using a first oscillator signal, a second oscillator signal, and a transmission PN code, and which emits the spread signal as a detection radio wave; and a reception unit which receives, as a reception signal, the detection radio wave reflected from an object, and which generates an intermediate frequency signal by despreading the reception signal based on the first oscillator signal and a reception PN code obtained by delaying the transmission PN code.

The invention discloses a road traffic condition detection device based on panorama computer vision, comprising a camera device of each measuring point and a microprocessor, wherein the camera device is installed on each road on a road network; the microprocessor is used for evaluating road traffic condition according to the panorama video data of the camera device; and the microprocessor comprises a panorama image acquisition unit, a sampling point, a lane, a lane driving direction customization module, a road congestion state detection module and a road service level judgement module. The invention provides a road traffic condition detection device based on panorama computer vision, which has the advantages of wide detection range, high detection precision, good detection instantaneity and intuitional and clear detection result, is convenient to implement and is convenient to realize on an embedded system; in addition, the road traffic condition detection device has subjective perceptibility index data and objective perceptibility congestion data, and is convenient for each level of road network of a city to comprehensively evaluate the road traffic condition on the aspect of time and space.

invention discloses a kit for a serum micro-ribonucleic acid and the application in the early diagnosing of hepatitis B thereof which belong to the technical field of biotechnological pharmaceutics. The invention provides the combination of the micro-ribonucleic acid used for estimating the physiological and / or pathological states of a normal person, a HBVer and a patient with hepatitis B; the combination comprises all the micro-ribonucleic acids which have differential expression in the serum / plasm of the normal person, the HBVer and the patient with hepatitis B and prepares a diagnosing kit which can be used for the early diagnosing of hepatitis B. The combination and the method can be used for the early detection and nondirective therapy of hepatitis B; besides, the combination and the method have the advantages of high specificity, high efficiency, high sensitivity, low detection cost, convenient material obtaining, and the like. Besides, the samples are easily stored.

The present invention is directed to deconvolution and normalization of assay data. The present invention includes a control and analysis system, used in conjunction with a signal generation and detection apparatus, for capturing, processing and analyzing images of samples having resonance light scattering (RLS) particle labels. The control and analysis system processes instructions and algorithms for performing multiplexed assays of two or more colors, for example, to allow separation and analysis of detected light that contains information from two or more different types or sizes of RLS particles. The multiplexing analysis software is preferably incorporated within the system of the present invention, and the multiplexing analysis is preferably performed in real-time during a scanning or assay procedure. The invention provides for a computer readable medium containing instructions for carrying out the same.

A motor driving apparatus includes a virtual difference voltage detecting unit operable to detect a difference voltage between a virtual neutral point of a resistor circuit connected in parallel to motor coils and a terminal of a motor coil in non-conduction state, a rotor position detecting unit operable to detect a position of the rotor based on the difference voltage, and a controller operable to control commutation of an inverter based on the rotor position. The motor driving apparatus has a searching start mode for detecting the rotor position and energizes the coils, and a back electromotive voltage feedback mode for controlling commutation based on the back electromotive voltage. In the searching start mode, a rotor position searching process and a rotation start torque applying process are alternately performed.

The invention discloses a passive coherent location radar direction finding system based on an Adcock antenna, mainly solving the problem that angles are precisely measured in an environment with strong direct waves and multi-path interferences. The system mainly comprises a signal branch route signal antenna, a receiver A, a signal processor, a constant false alarm rate (CFAR) and track association module and an angle measurement module. The signal antenna applies the Adcock antenna for receiving moving target echo, direct wave and multi-path. The received signal is filtered and amplified by the receiver A, and is transmitted to the signal processor; an analogue intermediate frequency signal is converted into a digital base-band signal via the signal processor, channel adjustment, clutter canceling and range-Doppler two-dimensional correlation are carried out, and the result is transmitted to the CFAR and track association module; the original track is detected by the CFAR and track association module or a target of a new track is formed by the CFAR and track association module, and the angle of the target is measured by the angle measurement module. The invention can realize precisely measurement of angles in an environment with strong direct waves and multi-path interferences.

The invention provides a pancreatic cancer marker, and a detection method, a kit and a biochip thereof. The pancreatic cancer marker provided by the invention contains 36 kinds of micro ribonucleic acids which stably exist in the serum / plasma of a person receiving the test and can be detected. The invention also provides a kit and a biochip of tools or elements for detecting the pancreatic cancer marker. The combination, the method, the kit and the biochip provided by the invention can be used for auxiliary diagnosis and differential diagnosis of pancreatic cancers, predication of occurrence and recrudescence of disease complications, evaluation of the curative effect, screening of active ingredients of medicaments, evaluation of pesticide effectiveness and the like, and has the advantages of wide detection range, high sensitivity, low detection cost, readily available raw materials, easy storage of samples and the like; and the method is widely applied to work related to the general survey of pancreatic cancers, improves the specificity and sensitivity which are low in the single marker due to individual difference, obviously increases clinical detection rate of pancreatic cancers and becomes an effective method for early diagnosis of pancreatic cancers.

The invention relates to a marker for detecting colon and rectum cancer by utilizing 86 specific ribonucleic acids stably existing in the serum / plasma of a human body, as well as a method, a relevant kit and a biological chip for detecting the marker. The method can be used in the aspects of diagnosing and differentially diagnosing the colon and rectum cancer and predicting the generation and the recurrence of the complications of diseases, evaluating the curative effect, screening the active ingredients in drugs, evaluating the drug effect and the like, and has the advantages of wide detection pedigree, high sensitivity and low detection cost, material is convenient for obtainment, samples are easy to store and the like. The method can be widely used for generally surveying the colon and rectum cancer and relevant work and improving low specificity and low sensitivity which are brought by the individual difference difficultly and are difficult to overcome by the single marker, thereby obviously enhancing the clinical detection rate of the colon and rectum cancer and becoming an effective means for early diagnosing the colon and rectum cancer.

The invention discloses a light-weight holographic road traffic state visual inspection device comprising visual sensors installed at measuring points in each road on a road network, and a microprocessor for analyzing and evaluating the road traffic state according to video image data of the visual sensors. According to the invention, a point replacing surface type video image detection method is adopted to reduce spatial redundancy; an accurate background update strategy based on sampling points is adopted to realize a light-weight, accurate and efficient background update method; and at the same time, the detection of road traffic jam and the detection of various of traffic basic parameters can be completed.

An electric park induce system based on omnibearing computer vision comprises a microprocessor, an omnibearing vision sensor for detecting the park condition in a parker, and a communication module communicated with outer space, wherein the vision sensor is mounted above the park, the microprocessor detects the condition of each park part to provide dynamic internal induction and external induction to park. The inventive park check method has wide check range, non-interference installment, low energy consumption in maintenance, abundant check parameters, visual property, reliable check, high accuracy, easy statistic, simple operation, expandable property, or the like.

The invention relates to a sensor network node device of security monitoring of a natural gas pipe network, mainly comprising a power module, a sensor module, a processor module and a wireless communication module. The node acquires parameters related to the security of pipelines and ambient by an acceleration sensor, a gas sensor and a temperature sensor in the sensor module under the control of the processor module; the nodes carry out data interaction by the wireless communication module, construct self-organization and multi-hop wireless sensor network, and finally transmit the information related to the safety at the nodes to a monitoring center. The wireless sensor network technology is adopted to carry out on-line real-time monitoring to the natural gas pipe networks of cities, and can find insecure factors of damage, leakage and the like of the construction in time, improve the security of operation of the natural gas pipe networks and reduce manual maintenance cost.

The invention relates to a paper currency sorting equipment in banks and financial institutions, in particular to a multi channel paper currency auto sorting equipment, which solves the problems of paper currency unsmooth moving, easily getting jammed, producing noise and so on. The horizontal structure facilitates removing the jammed paper currency and maintenance. The invention comprises a currency feeding device and a plurality of currency receiving devices fixed on the frame. The currency feeding device is connected with the currency receiving devices by a horizontal conveyer which is provided with a check device. All parts form a horizontal structure. The invention has the advantages of smooth currency moving, convenient open, simple structure, high accuracy, etc.

The invention discloses a lightweight peccancy parking detection device based on full view vision. The device comprises a full view vision sensor which is used for acquiring a video image of a wide range monitoring zone and a microprocessor which is used for analyzing and understanding the video image and carrying out peccancy parking detection. A high definition camera is connected with the microprocessor through a video interface, and carries out real-time vision detection on vehicles on a road. When the behavior of peccancy parking is detected in a vision detection range, a peccancy parking driver is told or warned not to carry out peccancy parking through a voice playing unit. If the parking time exceeds a specified time threshold, a system snapshots a peccancy vehicle, and automatically generate a peccancy parking record. According to the invention, a video image detection method which uses points to replace a side is used to reduce spatial redundancy, thus lightweight peccancy parking vision detection is realized.

The invention provides a method for detecting the defects of a cosmetic paper label. The method judges whether a label is adhered on a correct position or not, whether the Chinese character identification is correct or not, whether the data is printed on a correct position or not, and whether the date identification is correct or not. A Chinese character extraction algorithm and an identificationalgorithm for different color information of a cosmetic label are designed. A pretreatment algorithm and a high precision identification algorithm for machine printed characters on a cosmetic label are designed. The algorithms are stable, thus the maintenance of the system is convenient, in production, the related control parameters are adjusted, then a start button is pressed down, and then the detection is automatically carried out without artificial monitoring.

The invention relates to a chemiluminescence quantitative detection kit for procalcitonin, and a preparation method and detection method thereof. The kit comprises a procalcitonin series standard substance, a magnetic separation reagent (magnetic particle suspension coupled with streptavidin), a first reagent (anti-procalcitonin monoclonal antibody solution containing biotin N-hydroxysuccinimide ester label) and a second reagent (anti-procalcitonin monoclonal antibody solution containing alkaline phosphatase label). The sensitivity of the kit prepared from the magnetic particle suspension coupled with streptavidin, anti-procalcitonin monoclonal antibody solution containing biotin N-hydroxysuccinimide ester label and anti-procalcitonin monoclonal antibody solution containing alkaline phosphatase label is up to 0.008ng / ml; and the kit has the advantages of high accuracy, high precision, no need of prediluting the sample, and wide detection range, and is simple and time-saving to operate.

The invention discloses a railway line inspection method. Traveling train information on a railway line is determined by a traveling train information acquisition subsystem and the traveling train information is transmitted to a data and fault processing subsystem. A flight control system is used for controlling a light track and a flight posture of an unmanned aerial vehicle and avoiding movement of a traveling train. A data acquisition subsystem is arranged on the unmanned aerial vehicle and is used for acquiring field data of the railway line and transmitting the field data to the data and fault processing subsystem to be processed; and the field data comprises radar scanning data and field image data of the railway line. The data and fault processing subsystem is used for receiving and analyzing the field data of the railway line and determining types and occurrence positions of faults. With the adoption of the railway line inspection method, the technical problems of an existing railway line inspection manner that the measure is single, the reliability is low, normal traveling is influenced, and requirements on operation safety of high-speed railways cannot be met can be solved.

The invention relates to a diagnosing reagent for hepatitis B, disclosing detection grains for e antigens of the hepatitis B virus, which are of the luminous grains coated by anti-HBE antibodies. The invention also discloses preparation and application for the detection grains for e antigens of the hepatitis B virus; moreover, the invention further discloses an outside-body diagnosis reagent box for detecting e antigens of the hepatitis B in a blood serum sample of human beings as well as a method for utilizing the light excitation chemiluminescence principle to quantitatively and qualitatively detect e antigens of the hepatitis B virus. The reagent box of the invention can be jointly used to diagnose the individual acute or chronic hepatitis B together with other blood serums and clinic information, and screen the hepatitis B for women in the perinatal period so as to judge the risk of newborn babies contaminating the hepatitis B.

The present invention discloses a kind of respiration detecting method and apparatus for diagnosing lung cancer in early stage. The method includes solid phase micro extraction to pre-enrich the exhaled gas of the patient, inserting the solid phase micro extraction with adsorbed organic gas component into hot gas desorbing unit to desorb, separating the desorbed organic gas component with vapor capillary chromatographic column, adsorbing the organic gas component with the organic gas sensing film in the detecting head of one pair of HF delay line ASW sensors to detect the organic gas content, and performing image processing and nerve network mode distinction on 11 kinds of detected lung cancer labeling organic components to diagnose lung cancer patient. The technology of the present invention may be also used for detecting volatile organic matters in other various fields.

The invention discloses a method for detecting the content of a plasticizing agent. The method comprises the following steps of: (1) acquiring spectrums of a plurality of calibration samples with known content of the plasticizing agent by using a spectrometer, and preprocessing the spectrums of the calibration samples to obtain the spectrums of the preprocessed calibration samples; (2) processing the spectrums of the calibration samples preprocessed in the step (1) by a data processing method, and building a prediction model of the content of the plasticizing agent; and (3) detecting the spectrums of samples to be detected by using the spectrometer under the color spectrum condition the same as that of the spectrums of the obtained calibration samples, preprocessing the spectrums of the samples to be detected, and inputting the spectrums of the preprocessed samples to be detected into the prediction model to obtain the content of the plasticizing agent in the samples to be detected, wherein the plasticizing agent is a phthalate ester plasticizing agent. The method has the characteristics of environment friendliness and the like, and is simple, convenient, quick, accurate and safe. The samples are not required to be preprocessed, and the method is suitable for online or offline quality control and sample detection of detection mechanisms in factories.