284results about How to "High speed processing" patented technology

The present invention is to provide an electromagnetic wave shielding material including a transparent substrate and a convex pattern layer composed of a conductive composition formed in a prescribed pattern on the transparent substrate, wherein the conductive composition contains conductive particles and a binder resin; and in observation of a transverse cross section of the convex pattern layer by electron microscopic photography, at least a part of the conductive particles has a fused continuation and a method for manufacturing the same. The electromagnetic wave shielding material and the method for manufacturing the same include a configuration capable of achieving a lower surface resistivity in an electromagnetic wave shielding material which is required to achieve a much more reduction in a line width of the pattern, specifically, a reduction to a line width of not more than 30 μm, and more preferably not more than 15 to 20 μm and a treatment method capable of reducing the surface resistivity by an easy and short-time treatment.

The invention provides an embedded-type real-time intelligent traffic monitoring system based on video streaming technique, which mainly comprises two DSP modules, an ARM module and an FPGA logic control module. The two DSP modules perform the high-speed real-time processing of video images. The ARM module controls the operating mode of the two DSP modules and transmits an image processing result to the peripheral equipment via a peripheral interface. The FPGA logic control module supports the coordination control of the system and the cache storage of the images. The embedded-type real-time intelligent traffic monitoring system integrates the functions of the DSP, the ARM and the FPGA, has the advantages of high computing capacity, various interfaces and flexible communication mode, is applicable to various complex traffic conditions, and has wide application range.

A three-dimensional image processing apparatus includes a three-dimensional image acquisition unit that acquires a three-dimensional image obtained by imaging a test object; a graphical structure generation unit that generates a graphical structure of a tubular structure included in the three-dimensional image; a contour information acquisition unit that acquires contour information on the tubular structure at each point on the graphical structure; a viewpoint information acquisition unit that acquires viewpoint information in the tubular structure; a projection point specification unit that specifies projection points from respective points on the graphical structure on the basis of the viewpoint information and the graphical structure; and a projection image generation unit that generates a projection image obtained by projecting the contour information at the projection points on a two-dimensional plane.

The invention discloses a parallel data processing method based on the hidden Dirichlet distribution model, which belongs to the data mining field. The method includes three solutions, including the multi-process parallel processing, the multi-thread parallel processing and the composite multi-process multi-thread processing; the data DM for being processed is divided into data segments in equal or unequal length in the three solutions; each data segment is provided with an index; each computer process/thread processes the corresponding data segment through applying the index, so as to obtain the subject information of each data item and generate the local sufficient statistic; when the whole DM is processed, the global sufficient statistic is obtained through the merge of the local sufficient statistics so that the current Mi model is obtained through the estimation until the model becomes convergence. The parallel data processing method can utilize the multi-kernel parallel frame of a single computer and the cluster large-scale parallel capability of multi-computer to realize the high-speed processing of the large-scale text sets and effectively reduce the memory usage during the parallel processing process.

The invention discloses a multichannel silicon substrate wavelength division multiplexing high-speed optical transmitting-receiving integral device which comprises a transmitting unit and a receiving unit, wherein the transmitting unit and the receiving unit are coupled with a planar optical waveguide chip; a wave division unit and a wave combining unit are arranged on the planar optical waveguide chip; the input end and the output end of the planar optical waveguide chip are respectively coupled with an input optical fiber and an output optical fiber correspondingly. On the basis of a silicon photon technique, a multichannel high-speed transmitting unit and a multichannel high-speed receiving unit are integrated, multiple transmission velocities can be compatible, the integration degree is increased, the sealing process is simplified, the cost is effectively lowered, and very high practical values are made.

The invention relates to a face recognition method based on optics nonsubsampled Contourlet conversion; the device for the method comprises an optics nonsubsampled Contourlet conversion module, a feature extraction module and a pattern classification module; firstly, nonsubsampled Contourlet conversion is realized for face picture by the optics nonsubsampled Contourlet conversion module to obtain the numerical result of face picture nonsubsampled Contourlet conversion; then, the feature extraction module extracts the features such as outline and posture of the face, and organs such as eyes, noses, mouth and the like from the numerical result of face picture nonsubsampled Contourlet conversion; finally, the pattern classification module carries out similarity comparison between the extracted face features and features of standard face picture to obtain face recognition result. The face recognition method provided by the invention can be used in numerous fields such as secret information access control, registered residence and identity card management, entrance guard control system and the like. Compared with traditional face recognition method, the invention can improve face recognition speed.

In a star type network which distributes loads by a plurality of multi-point switches MP-SWs, the information on the number of normal ports for each identifier of the logical connection is sent from an MP-SW to a slave SW, and the slave SW selects an MP-SW having a higher number of normal ports as the transfer destination of the data frame for each identifier. This node redundancy method can switch lines easily at high-speed when a link down occurs.

A method for processing multichannel high-speed data includes issuing read/write information and data information by network processor and obtaining said information by queue dispatch module, carrying out relevant write operation on buffer area by receiving module after it receives write command from queue dispatch module then sending processed data to frame calibration-sequence module and sending calibrated data to data buffer storage module, writing data in buffer area and outputting data by operating buffer area. The processor of multichannel high-speed data is also disclosed.

The invention relates to a method and a system for real-time embedded software test result data analysis. The method comprises: a step of loading test result data, which is to call a database operation function to load the test result data to a mySOL database and display the test result data in rows in a list view according to variables; a step of analyzing test result data in a list form based on a list view function; a step of analyzing test result data in a curve drawing form based on a curve display function; a step of reading test result data in real time, completing dynamic playback of the test process and reproducing the test process based on a test process playback function; and a step of generating an exrensible markup language (XML)-based test result analysis report.

The invention discloses a high-speed data acquiring and digital signal processing board based on an FPGA (Field Programmable Gate Array), which is characterized by being integrally provided with an analog signal input and A/D (Analog-to-Digital) conversion module, a digital signal processing module and a communication module, wherein the analog signal input and A/D conversion module comprises a signal conditioning circuit and an A/D conversion module; the digital signal processing module comprises an FPGA module, a storage DDR2 and a data storage FLASH; the digital signal processing module is used for processing original sampling data through the steps of fault starting judgment, fault data shift out and wavelet transform processing; an embedded network is realized by the FPGA module; the communication module is connected with the FPGA module; and a networked physics layer chip is cooperated with an FPGA embedded network to realize the purposes of exchanging, collecting and calculating results with other plates or a background computer. According to the high-speed data acquiring and digital signal processing board, high-frequency transient state traveling wave can be synchronously collected and quickly processed.

The present invention provides an intelligent satellite platform system and on-orbit application expansion method. The system comprises: an embedded processor configured to operate a real-time embedded operation system; an application processor configured to operate a multi-task intelligent operation system and a user defined application program, wherein the intelligent operation system comprises process management, memory management and file management functions, and the intelligent operation system provides the support of process scheduling, memory management and file system and network interfaces, the application programs are mutually called through communication between the processes, the application programs call the interfaces provided by the operation system through calling of the system; and a CAN bus, wherein the embedded processor and the application processor are connected with the CAN bus. User can perform development of application programs on the ground according to their requirements, and the application programs are installed on the satellite through a satellite communication network so as to realize the infinite extension and flexible configuration of the satellite functions and realize redefinition of the on-orbit satellite function and software upgrading of the on-orbit satellite.

The invention discloses a motor speed calculating method, which carries out low-pass filter treatment on pulse input A and pulse input B. Each one of the filtered pulse input A and pulse input B is output in two paths for pulse selection and direction judgment. In the direction judgment, a current speed direction is judged according to a phase difference of the pulse input A and the pulse input B, and a direction signal is output. In the pulse selection, one pulse suitable for calculation is selected from the pulse input A and the pulse input B and is output by dividing into three paths for frequency calculation, zero-speed judgment and duty ratio calculation. In the zero-speed judgment, a zero-speed identifier is output when a current speed sensor has no output pulse. In the frequency calculation, a pulse frequency is processed, calculated and output. In the duty ratio calculation, a duty ratio signal under the current pulse is processed, calculated and output.. With the adoption of the motor speed calculating method provided by the invention, the technical problems that the motor speed calculating method in the prior art has low instantaneity, accuracy and stability, and is not suitable for multipath input signal treatment and parallel calculation function can be solved.

The invention discloses a character identification method and a character identification system. The character identification method comprises steps of inputting a to-be-identified area image and performing binary processing; extracting stroke characteristics of the to-be-identified area image; extracting relation characteristics between adjacent strokes of all strokes and the corresponding positions; matching radicals; matching characters; and outputting matching results of the to-be-identified area image. The character identification system comprises an image acquiring module, an image processing and character identifying module and a character outputting module. According to the invention, printed and quite neatly handwritten characters can be precisely identified; there are no other restrictions except that the handwritten characters could not be too illegible to read the structure characteristics; and a large number of printed and handwritten manuscripts, tables and bills can be processed at a high speed.

A method for manufacturing an optical waveguide includes the steps of forming a liquid-repellent region upon a substrate, and forming the optical waveguide in a region upon the substrate other than the liquid-repellent region.

A motion detection block includes a wavelet transform section which receives a current image I 1 and a reference image I 2 as inputs. The motion detection section detects a motion vector using size-reduced images RI 1 and RI 2 generated by transform in the wavelet transform section. Thus, the search range of a motion vector can be apparently extended at the same processing amount.

The present invention relates to a high speed coagulant-flocculant and sedimentation method for treating waste water, which permits a speedy treatment of waste water including stormwater runoff and also permits a valuable reuse of the sludge produced in the course of treatment. According to the present invention which achieves the object as described above, there is provided a method for treating waste water based on a high speed coagulation-flocculation and sedimentation which method is conducted in an arrangement for treating waste water based on a high speed aggregation and sedimentation, comprising a mixing tank, agitating tank, polymer aggregation tank and sedimentation tank in successive connection in that order, said arrangement being provided with transporting lines for transporting to the mixing or agitating tank the sludge produced in the sedimentation tank, and which method comprises introducing into the mixing tank the aggregating agent based on clay minerals, including zeolite or bentonite as the main component, introducing into the agitating tank an inorganic coagulant, and introducing into the polymer aggregation tank a polymeric flocculant on one hand, and introducing a combination of glass particle and kieselguhr into at least one of the mixing, agitating and polymer aggregating tank to convert the sludge resulted from treating the waste water into reusable porous ceramics on the other hand.