2434results 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.

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.

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.

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 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.

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.