947results about How to "Does not affect accuracy" patented technology

A method and apparatus for manipulating the surface of a sample including a cantilever, a first tip mounted on the cantilever, and a second tip mounted on the cantilever, the first and the second tip being configured to combine to form an imaging probe and to separate to form a manipulation probe. The first and second tips are configured to form a first position characterized in that the tips combine to form an imaging tip and the first and the second tip are configured to form a second position characterized in that the tips separate to manipulate particles on a surface of a sample. The tips can be configured to form the first position when a voltage is applied across the tips, and preferable extend downwardly from the cantilever substantially perpendicular thereto.

The invention provides a coding / decoding method of polar codes. According to the method, blocking is carried out on an SCL coding data packet at a coding end; a CRC check bit is added in each block of data; for a path search structure on a code tree at a decoding end, candidate paths of which measure values not satisfying a condition are deleted; a location at which current decoding is located is judged; if the current coding is located at a CRC check location, CRC check is carried out again; the paths not passing the check are deleted from the surplus candidate routes; when the decoding is expanded to a leaf node, one path which passes the CRC check and of which measure value is the maximum is selected as a correct decoding path. According to the method, through combination of the CRC check and a traditional measure value path deleting thought, repeated search for a wrong path is avoided, and the decoding complexity of the polar codes is greatly reduced.

An assembly for a firearm (10) includes a sleeve (22) connected to the receiver or receiver end of the barrel (18). The sleeve (22) extends beyond the discharge end of the barrel (18) and includes inwardly extending projections (42) abutting or juxtaposed to a peripheral section (44) of the discharge end of the barrel (18). A noise suppressor (24, 50) threads onto the sleeve (22). Some of the propellant gases are redirected and cooled by the noise suppressor (24, 50) in a conventional manner. Some of the propellant gases are redirected into an annulus (46) between the barrel (18) and sleeve (22) where they are cooled and some of their volume is reduced thereby increasing the efficiency of the noise suppressor (24, 50).

An assembly for a firearm (10) includes a sleeve (22) connected to the receiver or receiver end of the barrel (18). The sleeve (22) extends beyond the discharge end of the barrel (18) and includes inwardly extending projections (42) abutting or juxtaposed to a peripheral section (44) of the discharge end of the barrel (18). A noise suppressor (24, 50) threads onto the sleeve (22) . Some of the propellant gases are redirected and cooled by the noise suppressor (24, 50) in a conventional manner. Some of the propellant gases are redirected into an annulus (46) between the barrel (18) and sleeve (22) where they are cooled and some of their volume is reduced thereby increasing the efficiency of the noise suppressor (24, 50).

The invention discloses a non-scene law enforcement high-speed dynamic weighing detection system and method, and belongs to the field of traffic control. The system comprises a dynamic weighing system, a vehicle license plate recognition system, a variable message sign display system, an opposite-direction driving snapshot system and an upper computer software system. The dynamic weighing system, the vehicle license plate recognition system and the opposite-direction driving snapshot system are in signal connection with the upper computer software system; and the output end of the upper computer software system is connected with the input end of the variable message sign display system. Each vehicle is allowed to form a piece of complete vehicle pass information, comprising vehicle speed, axle load, number of axles, axle base, complete vehicle weight, license plate, speed, pass time and information about whether a vehicle overloads; if the vehicle overloads, a reminding message is sent to the variable message sign display system according to user setting to guide the vehicle to pull in to recheck; and meanwhile, the vehicle license plate information and weight information are displayed on a variable message sign, and are updated to a branch center database, thereby facilitating searching, sharing and analysis of vehicle pass records.

A method for segmentation of paint cracks on an ICGA image based on a conditional generative adversarial network includes: (1), collecting an original ICGA image, extracting a complete fundus oculography image, labeling it with gold standard, normalizing fundus oculography image and gold standard, splicing it into a group of images as sample data, distributing the sample into a training set and atest set according to proportion; (2) based on the principle of conditional generative countermeasure network, constructing the network of generators and discriminators; (3) inputting that data of thetraining set into the network for adversarial train, defining a loss function, and generating a paint crack image correspond to the original picture by the training generator; (4) in the testing phase, inputting the data of the test set, and getting the corresponding paint crack segmentation result diagram through the trained generator G. The segmentation method provided by the invention can be used for solving the problems that the sample size of the ICGA image is small and the acquisition of the contrast image is difficult, and has the characteristics of high accuracy of the segmentation result.

A mapping or navigation device comprises or is connectable to position determining apparatus, the position determining apparatus being operable to determine one or more locations of the mapping or navigation device, the one or more determined locations forming at least one route, wherein the mapping or navigation device is configured to determine at least one portion of the at least one route, where the at least one portion is determined according to at least one property associated with at least one location comprised in the portion, and the mapping or navigation device is configured to form at least one anonymized route from the at least one determined route, wherein the at least one anonymized route does not include the at least one portion of the at least one route.

The invention discloses a display panel, an electronic device and a test method. The display panel comprises a plurality of data lines that are arranged parallel to each other and a display array, wherein the data lines extend in a first direction, the display array comprises a plurality of pixel units that are arranged in an array manner, the pixel units and the data lines are equal in quantity, and one line of pixel units are electrically connected with a data line correspondingly; in a first direction, a test switch circuit is arranged on one side of the display array, and driving lead pins and test lead pins are arranged on the other side of the display array; the test switch circuit has a control end, an input end and an output end; the driving lead pins are electrically connected with the control end, the driving lead pins are used for inputting switch control signals, the test lead pins are used for inputting test signals, the test lead pins are electrically connected with the input end via part of the data lines, and the rest of the data lines are connected with the output end. According to a technical solution of the display panel, the electronic device and the test method, the data lines are reused as signal lines for the test lead pins, and narrow frame design can be facilitated.

The invention relates to an undercarriage test load loading device. A through hole for installing an FZ loading connector and an FX loading hole for installing an FX loading connector are formed in an upper part of a loading fake wheel; one end of an FZ loading lug is connected to the FZ loading connector, and the other end of the FZ loading lug is connected to one end of a hydraulic servo actuator cylinder; the other end of the hydraulic servo actuator cylinder is arranged on a vertical column; a shaft sleeve hole for arranging the loading fake wheel on a wheel shaft of an undercarriage and a PX loading hole for installing a PX loading lug are formed in a lower part of the loading fake wheel; a PY loading hole for installing a PY loading lug is formed in the bottom of the loading fake wheel; a chain is connected to the PY loading lug; and force sensors are arranged on the upper parts of the hydraulic servo actuator cylinder and the chain. The loading fake wheel replaces an airplane wheel so as to satisfy the loading demand of a test, a connection between the loading fake wheel and the undercarriage is consistent with a connection between a real airplane wheel and the undercarriage, the transmission path of the load is constant, the accuracy of a test result will not be affected, and the loading demands of different testes in different directions can be met.

The invention discloses a process control and manufacturing execution system in an industrial production line, and the system comprises a central server which comprises a TPOK central database server and a main application server; a client service platform connected to the main application server; a base data and report query platform connected to the main application server; a test file server connected to the main application server; an information collection terminal connected to the main application server; and an ERP central database server connected to the TPOK central database server. The mutual transmission between the information of the main application server and the test file server and the information of the TPOK central database server is carried out. The system combines an internal coding method, a client coding method and a method of internal coding and client coding integration, completely meets the customization requirements of a client for a bar code, avoids the repeating of bar code information to the greatest extent, improves the production precision and information query speed, and achieves the traceability of raw materials and products.

The invention discloses an on-line fingerprint authentication system and method based on bidirectional privacy protection. With the system and method, a problem that bidirectional privacy protection of fingerprint data of the user and fingerprint template data is not involved in the prior art can be solved. The system is composed of a trusted center (1), a fingerprint authentication server (2), and a user terminal (3). The trusted center (1) completes system initialization, provides registration and secret key distribution for a user terminal and the fingerprint authentication server, collects a user fingerprint as an authentication template, and gives authorization of the template to a legal fingerprint authentication server in a ciphertext mode; the fingerprint authentication server (2) provides an on-line encryption fingerprint authentication service with privacy protection and returns an authentication result to the user terminal; and the user terminal (3) sends an encrypted fingerprint authentication request to the fingerprint authentication server and decrypts the reply of the fingerprint authentication server to obtain an authentication result. According to the invention, bidirectional privacy protection of the user fingerprint data and the fingerprint template data is realized and a secure on-line fingerprint authentication service is provided.

The invention discloses an acousto-optic tunable filter imaging spectrometer which is applied to the field of remote sensing. The invention relates to a hyperspectral imaging technology in the remote sensing field and an integrated system, wherein the technology is a novel method by combining an acousto-optic tunable filter taken as a band selector with area array imaging technology; and the system comprises a pre-optical system, the acousto-optic tunable filter, a post-optical system, an area array detector, a radio-frequency signal generator and a data collecting system. The invention can be applied to various remote sensing fields of ground detection, airborne detection, satellite-borne detection and deep space detection, passively receives reflex of an object to obtain an atlas cube of the object to be detected and can flexibly choose observation wave band by an electric tuning way.

A look-up table is defined by at least one reference point, and rows and columns that are offset from the reference. The table rows and columns correspond to ordinate and abscissa data points representing geographic locations. Each data point offset in the table corresponds to a predefined geographic offset. The look-up table contains machine-stored values at each table location, with each value representing a particular one of several guidance zones. The real-time determination of the guidance zone is made by first determining present location using GPS or other wireless location signals. The corresponding table location is identified by calculating latitudinal and longitudinal offsets from a reference point, and using these offsets as the two indices to access a double-indexed array. The value retrieved from the indexed array identifies the guidance zone. Each guidance zone has an associated set of characteristics used to provide behavioral guidance to an animal.

The invention discloses a detection method for remnants in the complex environment. The detection method comprises the following steps: comparing prospect targets obtained on the basis of both a partial updated Gaussian mixture background modeling method and a modified three-frame difference method; in combination with the YCbCr color space based shadow elimination method and the connected domain analysis, dividing to obtain temporary static briquettes within a scene; carrying out the centroid distance judging method on each frame of an image, and counting the rest time of each briquette; marking the static briquettes reaching to the temporal threshold as the remnants after eliminating the possibility of pedestrian residence through the HOG (Histograms of Oriented Gradients) pedestrian detection algorithm, and eliminating the possibility of pedestrian residence through the FAST (Features from Accelerated Segment Test) feature point detection algorithm. The detection method can improve detection accuracy of the remnants, lowers calculation complexity, can be better suitable for the complex environment crowded and frequent in shielding, and enhances the anti-interference capability.

A method and apparatus for manipulating the surface of a sample including a cantilever, a first tip mounted on the cantilever, and a second tip mounted on the cantilever, the first and the second tip being configured to combine to form an imaging probe and to separate to form a manipulation probe. The first and second tips are configured to form a first position characterized in that the tips combine to form an imaging tip and the first and the second tip are configured to form a second position characterized in that the tips separate to manipulate particles on a surface of a sample. The tips can be configured to form the first position when a voltage is applied across the tips, and preferable extend downwardly from the cantilever substantially perpendicular thereto.

The invention provides a detecting system and method for a partial discharge detecting sensor of GIS. The method comprises steps as follows: detecting and verifying the GIS partial discharge detecting sensor; detecting and verifying a GIS partial discharge UHF (ultra high frequency) sensor; and detecting and verifying a GIS partial discharge ultrasonic and UHF sensor positioning system. The system comprises a system GIS tank, a high-voltage sleeve, grading rings, basin-type insulators, a built-in camera, typical GIS defect models, a standard UHF sensor, a to-be-detected UHF sensor, an ultrasonic signal injection port, a UHF signal injection port, ultrasonic sensors, an ultrasonic partial discharge positioning system and a UHF partial discharge positioning system. The system and the method solve the problems that performance differences of ultrasonic sensors and UHF sensors of manufacturers cannot be compared and the performance of GIS partial discharge detecting systems of the manufacturers cannot be compared.

The invention relates to a multidimensional sleeping quality monitoring method and a multidimensional sleeping quality monitoring system. Sleeping action data and heart rate data during the sleeping period of a monitored man are monitored and stored, and the stored sleeping action data and the heart rate data are transmitted to a mobile terminal; the sleeping action data and the heart rate data of an information acquisition device are received through the mobile terminal, and the received sleeping action data and heart rate data are forwarded to a server; the sleeping quality of the monitored man is judged by the server according to the received sleeping action data and heart rate data of the monitored man. The sleeping quality of the monitored man is judged by combining the sleeping action data and the heart rate data during the sleeping period of the monitored man, so that the sleeping quality of the monitored man is monitored from multiple dimensions, the judgment of sleeping quality is more accurate, and more targeted sleeping advices are provided.

The invention relates to the field of agriculture and forestry plant protection technology, and more particularly relates to a device for measuring the droplet charge-mass ratio of electrostatic spraying droplets. The device is characterized by comprising a faraday cylinder (1), a coulometer (2), a water outlet pipe (3), a liquid collecting barrel (4) and a computer (5). The faraday cylinder (1) and the coulometer (2) are connected. The coulometer (2) and the computer (5) are connected. The water outlet pipe (3) is communicated with the bottom of the faraday cylinder (1). The bottom of the liquid collecting barrel (4) is provided with a weight sensor (17). The weight sensor (17) and the coulometer (2) are connected. The liquid collecting barrel (4) is used for collecting the liquid that flows out of the water outlet pipe (3). Compared with the prior art, the technical effects of small charge loss between sealed inner and outer cylinders, easy operation, good measurement real-time performance, high accuracy, high cost performance, convenient movement measurement and the like are realized.

The invention provides a full-size quick blade detection method and equipment, aiming at overcoming the defects of low blade measurement efficiency, insufficient obtained information amount and the like in the prior art. The full-size quick blade detection method mainly comprises the following steps of: building an original model of a blade support and a basic coordinate system; installing a blade to be detected on the blade support; measuring the blade support and the blade, and loading the measured data into the original model to complete single measurement; splicing measuring results in the basic coordinate system; and judging whether the results are complete, if so, optimizing the measuring results, and if not, returning to single measurement. The full-size quick blade detection equipment comprises a blade support and a two-axis turntable, wherein the blade support comprises a frame mark point support and a blade fixture; and the frame mark point support and the blade fixture are respectively connected with the two-axis turntable fixedly. The method and the equipment improve the measurement efficiency and accuracy of the blade and are suitable for the full-size measurement environment after detection and manufacture in the blade manufacturing engineering.

The invention discloses a sea-sky-line detection method based on high gradient key points, and the method is suitable for ocean ship object identification and positioning devices. The method is characterized in that: based on a high efficiency attention mechanism of visual information, obtaining a statistical set of high gradient key points of an image column through employing a recursion optimization algorithm and a variable resolution sampling technique, subjecting the statistical set to least squares straight line fitting, rejecting outliers which do no satisfy a distance threshold condition in the statistical set and obtaining a selected set of the high gradient key points, subjecting the selected set to least squares straight line fitting, determining a selected set of the high gradient key points which satisfies an adaptive quantity threshold and a linear correlation threshold simultaneously as sea-sky-line. A problem of effective, accurate and real-time detection of sea-sky-line in a complex sea surface environment is solved by the sea-sky-line detection method based on high gradient key points, and the method has the characteristics of strong anti-interference capability and high calculating efficiency.

The invention discloses visual, portable and quick mercury ion detection test paper and a preparation method and application thereof. The preparation method of the test paper comprises the following steps: firstly preparing rhodamine hydrazide, carrying out etherification and Heck reaction on hydroxyl on filter paper so as to introduce in required isosulfocyanate radical end group, grafting the prepared rhodamine hydrazide onto the filter paper to finally obtain the mercury ion detection test paper. The prepared detection test paper has the advantages that a rhodamine derivative fluorescence probe and the filter paper are chemically bonded, the structure is firm, the reaction speed is high, the detection limit is 10mu m, the selectivity is good, the influences from other various coexisting ions are avoided, the detection environment is an organic-solution-free total aqueous solution system containing mercury ions, the pollution of other organic solvents to the environment is reduced; and under the irradiation of an ultraviolet lamp, the test paper can realize visual detection; the detection measures are convenient and can be performed on site; and therefore, the test paper and the preparation method of the test paper have great application prospect in the field of water pollution caused by mercury ions.

The invention discloses a high-speed production line analog-digital converter comprising a reference voltage source, a clock generation module, a first-grade analog-digital conversion module, a sequential L-1 grade sequentially-connected analog-digital conversion module and a last-grade speed flash type analog-digital conversion module, wherein the first-grade analog-digital conversion module is merged by a sample hold module and a first-grade MDAC (Multiplying Digital-to-Analog Conversion) module; each grade analog-digital conversion module and the speed flash type analog-digital conversion module are connected with a correction and calibration module; the first-grade analog-digital conversion module comprises the sample hold module, the MDAC, an operational amplifier and a subADC (sub Analog-to-Digital Conversion) module; the clock generation module generates a four-phase nonoverlapping clock signal; and the sample hold module and the first-grade MDAC module share the OP (Operational Amplifier) in a time sharing way and also share a same capacitor in the time sharing way. The invention reduces the load capacitance of the OP of the sample hold module and the MDAC module more than 60 percent, the design difficulty and the circuit power consumption and increases the ADC speed of a production line.

The present invention relates to an accurate registration method of multi-frame depth image. Said method includes the following steps: (1), judging boundary point, noise point and isolated point so as to remove point whose noise is large; (2), selecting reference point in overlay area of different depth images, creating correspondent point buffer zone for every reference point so as to search correspondent point in buffer zone; and (3), adopting iteration method to progressively optimize whole registration accuracy. Said invention also provides the concrete steps of said iteration method.

A branch predicting method and a related apparatus. Applied in a server, the processor comprises: a first BTAC that stores information about a mapping between a register identifier and a predicted target jump-to address, and a second BTAC that stores information about a mapping between a field of a program counter and a predicted target jump-to address. The brand predicting method comprises: reading an instruction from an instruction buffer; if determining that the instruction satisfies a register prediction condition, obtaining a predicted target jump-to address of the instruction from the first BTAC according to a register identifier of the instruction; and if determining that the instruction does not satisfy the register prediction condition, obtaining a predicted target jump-to address of the instruction from the second BTAC according to a program counter of the instruction. Therefore, the problem that branch prediction accuracy is affected during BTAC sharing is effectively solved.

The invention discloses an MEMS inertial navigation system and a track reconstruction method based on the same. A six-position method is applied to error factor identification on a gyroscope and an accelerometer, a static error model is obtained, and therefore static errors are compensated; the random error of the gyroscope and the accelerometer is remarkably reduced through filtering of a low pass filter, noise is lowered, and output precision is improved. A complementary filter algorithm is adopted for effectively combining the updated attitude angles of the gyroscope and the accelerometer to obtain an attitude matrix. The attitude matrix is used for acceleration conversion and gravity compensation, and then the triaxial acceleration of a navigation module in an inertial coordinate system is obtained. Finally, track and speed information is obtained through iterative dual integration. The independently solved attitude angles of the accelerometer and the gyroscope are combined through the complementary filter algorithm, divergency of drifting of the attitude angles can be restrained, and attitude calculation is greatly improved in a dynamic state and a static state.

The invention discloses a narrow-band feedback digital pre-distortion system and method. The narrow-band feedback digital pre-distortion system comprises a digital pre-distorter, a digital-analog conversion module, a power amplifier, a filter, an analog-digital conversion module and a pre-distortion parameter estimation module; the input end of the digital pre-distorter is connected with a signal source while the output end of the digital pre-distorter is respectively connected with the digital-analog conversion module and the pre-distortion parameter estimation module; the output end of the digital-analog conversion module is connected with the power amplifier, and the output end of the power amplifier is respectively connected with the signal output device and the filter; the output end of the filter is connected with the pre-distortion parameter estimation module through the analog-digital conversion module; the output end of the pre-distortion parameter estimation module is connected with the digital pre-distorter. By performing filtration processing on the signals output by the power amplifier, performing digital-analog conversion and pre-distortion parameter extraction after the signal bandwidth is reduced, and performing pre-distortion adjustment by the digital pre-distorter, the linearity index of the power amplifier is guaranteed on the basis that the feedback pass bandwidth is decreased and the analog-digital conversion rate, the system power and the cost are reduced.

The invention provides an apparatus and methods for performing process simulation and structural analysis using a hybrid model. For example, a method of the invention automatically defines a hybrid solution domain by dividing a representation of a plastic component or mold cavity into two portions—a portion in which a simplified analysis may be conducted, and a portion in which a more complex analysis is required. The method may use as input any form of CAD data that describes the surface of a component or mold. Furthermore, the invention provides methods for simulating fluid flow within a mold cavity by automatically creating a hybrid solution domain, automatically discretizing the domain, and solving for the distribution of process variables within the solution domain.

The present invention provides a computer-assisted process for receiving cognitive behavior data for use in a therapy, the computer-assisted process comprises the steps of: (a) providing at least one mobile device to a patient, wherein the at least one mobile device is functionally connected to a central repository; (b) capturing and storing, in the central repository, via an interface on the at least one mobile device, the cognitive behavior data of the patient, thereby enabling remote and impromptu receipt of the data without delay; (c) retrieving the cognitive behavior data of the patient from the central repository; (d) reviewing the cognitive behavior data by the health care provider as part of the therapy to produce a review; and (e) having the health care provider prescribe treatment based on the review.