75results about How to "Improve information processing ability" patented technology

A cache memory control technology by which set residing data/reset residing data in a cache memory can be executed by individual users. In this system, by execution of set residing data and reset residing data commands, user data spread on plural tracks in the cache memory, using an utility program improves the hit rate of the cache memory.

An intelligent traffic system based on high speed cellular mobilecommunication is featured as utilizing mobile communication network as information transmitting platform, treating vehicle as mobile terminal of the network, assigning a global unique ID number to each vehicle for transmitting information of position, speed and tyre pressure to the network for obtaining various traffic information by the system so as to control traffic based on the received information.

The invention provides a multi-screen parallel massive information display system. An integral splicing wall is divided by the system with four screens as a unit, each four screens are controlled by an accessory node controller, and the accessory node controllers are connected with a master node controller through a high-speed internet. Under unified allocation and organization of the master node controller, external massive data (including analog video signals, digital signals of a computer and the like) are transmitted to the high-speed internet after quantization and digital processing and finally transmitted to the accessory node controllers, and images are parallelly rendered to a video memory by the accessory node controllers and displayed on a high-definition splicing display screen. The system comprehensively applies the CPU (central processing unit)+CPU parallel processing technology, the cloud computing technology and the high-speed network technology, so that the massive data which cannot be processed and displayed by a traditional system are quickly displayed in real time.

The invention discloses an infrared image preprocessing method based on the compressed sensing algorithm. The method comprises the steps of conducting primary processing on original infrared image information to obtain processed image information, generating a redundant dictionary according to the processed image information, conducting sparse representation on the processed image under the redundant dictionary by means of the orthogonal matching algorithm to obtain a sparse matrix of the processed image, training the redundant dictionary and the sparse matrix by means of the K-SVD algorithm to obtain a trained redundant dictionary and a trained sparse matrix, and obtaining a final infrared image signal through calculation according to the trained redundant dictionary and the trained sparse matrix. According to the method, the infrared image is preprocessed by means of the compressed sensing algorithm, and the signal to noise ratio of the processed infrared image is increased greatly.

The invention relates to the field of diesel engine fault diagnosis, and discloses a diesel engine instantaneous rotational speed measurement and cylinder flameout fault diagnosis device and method. The device mainly comprises a detection unit, a central processing unit, a display unit, an input unit and an auxiliary power supply, wherein the detection unit detects and acquires a instantaneous rotational speed signal and a top dead center signal of a diesel engine flywheel; the central processing unit calculates the instantaneous rotational speed according to the received signals, performs cylinder flameout fault diagnosis based on a PSO-BP diesel engine cylinder flameout fault recognition algorithm, determines the position of the fault cylinder, and sends the position information to the display unit, wherein the algorithm rapidity meets the utilization requirement of a test instrument based on an embedded mobile computing platform; the input unit inputs the flywheel tooth number of the diesel engine; and the auxiliary power supply supplies power to all the modules. According to the device, the rotational speed is accurately measured, and the cylinder flameout fault judgment is correct; and the device is utilized in large and medium diesel engines, tests the instantaneous rotational speed of the diesel engines on line, accurately diagnoses the diesel engine cylinder flameout faults, and can achieve digital measurement and remote monitoring management.

The invention belongs to the field of health management, and in particular relates to a food nutrition management system and a food nutrition management method. By the combination of the food nutrition management system, which comprises a weighing device, a mobile terminal and a remote server, and the food nutrition management method, the weighing device calculates and displays the mass of each nutrition ingredient of food according to food mass and a preset food nutrition ingredient ratio table, and sends nutrition information, comprising the mass of each nutrition ingredient of the food, to the mobile terminal; the mobile terminal sets the food nutrition ingredient ratio of the weighing device according to a user instruction, receives and stores the nutrition information, sends the nutrition information to the remote server, or receives and displays medical information sent by the remote server; and the remote server receives and stores the nutrition information and sends the medical information to the mobile terminal according to the nutrition information. The whole system has the advantages of high information processing capacity, convenience in peripheral equipment connection and simplicity in operation.

The invention discloses an online monitoring numerical-control system based on a network architecture, comprising a numerical-control machine tool, an embedded online monitoring unit, a long-distance fault diagnosis center and a standard interface, wherein the embedded online monitoring unit is provided with an independent center processing unit which is independently arranged in the system and comprises a PC (Personal Computer)/104 bus, a signal conditioning module, a data acquisition card and an online monitoring module, used for realizing data acquisition and online monitoring and building data transmission in weak-coupling connection with the numerical-control machine tool and connected with the long-distance fault diagnosis center through the standard interface so as to carry out fault data transmission; and the numeral-control machine tool and the long-distance fault diagnosis center are connected through the standard interface to realize information interaction. The invention realizes a numerical-control machine tool complete-unit monitoring platform for carrying out information seamless interaction between a numerical-control system and an embedded online monitoring unit, and integrally realizes that the state of the numerical-control machine tool can be displayed, the faults thereof can be diagnosed, the performance thereof can be predicted, and the numerical-control machine tool can be controlled for long distance by taking the platform as a node or a terminal of an equipment information network,.

The invention discloses a double-channel independent programmable metasurface and a control method thereof. The metasurface comprises a reflective double-channel programmable metasurface array, a control interface I and a control interface II, the reflective double-channel programmable metasurface array is formed by arranging a plurality of metasurface unit arrays, each row of metasurface units are connected in series, and each row of metasurface units are connected to each interface of the control interface I respectively; and each column of metasurface units are connected in series and thenare respectively connected to each interface of the control interface II. The control interface I and the control interface II are controlled by an expansion interface circuit and a voltage conversioncircuit to change the capacitance of the two varactors in the x direction and the y direction respectively, and x-polarized electromagnetic waves and y-polarized electromagnetic waves are independently controlled. According to the invention, two independent information transmission channels are provided in parallel, and the metasurface has an important application prospect in advanced devices andsystems such as a wave-based logic operation platform, a high-speed scanning radar, a multi-channel spatial light processor and the like.

The invention provides a micro-service calling method based on a block chain. The method comprises the following steps: receiving a service calling request sent by a micro-service calling party; querying the service registration information of the micro-service in the block chain network according to the service calling request, and taking the queried micro-service as a potential calling micro-service, wherein the service registration information of the micro service is pre-stored on a block chain node in the block chain network; and obtaining the historical calling amount of each potential calling micro-service, and calling the potential calling micro-service according to the historical calling amount of each potential calling micro-service. According to the invention, cross-terminal resource scheduling is realized, and the unified management capability of various resources is enhanced.

The invention provides an aircraft engine transient state fault detecting method which includes first extracting marked features from rotating speed data of an aircraft engine based on a Mahalanobis adaptive Hessian locally linear embedding feature extractor; then utilizing an adaptive BP neural network classifier to analyze and determine whether faults are generated in the transient state according to the result of the feature extraction; finally processing the detected faults through a diagnosis system to generate a maintenance guide. The method solves the problem that the existing aircraft fault detection is only confined to engine data collection in the steady state. The method adopts combination of the Hessian locally linear embedding (Mahalanobis adaptive Hessian locally linear embedding) and adaptive BP (Back Propagation) neural network. The method can effectively improve the fault detection performance of the aircraft engine in the transient state.

The present invention relates to a thermosetting resin composition suitable for production of flexible printed wiring boards (FPC) and built-up circuit boards, and laminates and circuit boards formed therefrom. Contains (A) polyimide resin component, (B) phenolic resin component, (C) epoxy resin component, and uses the weight of (A) component relative to the total weight of the above-mentioned (B) component and (C) component A thermosetting resin composition whose weight mixing ratio (A)/[(B)+(C)] is 0.4 to 2.0 can obtain a thermosetting resin composition excellent in dielectric properties, adhesiveness, processability, heat resistance, fluidity, etc. Laminates, circuit boards. In addition, (A) polyimide resin, (D) phosphazene compound, (E) cyanate compound, and (D) phosphazene compound, containing (D-1) phenoxyphosphazene having a phenolic hydroxyl group compound, and/or a thermosetting resin composition obtained by crosslinking the (D-1) phenoxyphosphazene compound, (D-2) crosslinked phenoxyphosphazene compound having at least one phenolic hydroxyl group, Laminates and circuit boards excellent in dielectric properties, processability, heat resistance, and flame retardancy can be obtained.

A high speed data logging system of single plate voltage on fuel cell is prepared for forming up-level computer by CAN card interface and double-way CAN card, forming down-level computer by fuel cell controller with CAN card interface, fuel cell single plate data logging controller with CAN card interface; connecting the first output port of up-level computer to CAN interface on said data logging controller and connecting CANB port on said data logging controller to can interface on voltage collection board of fuel cell single plate at down-level computer through standard CAN cable.

The invention discloses a DCS (Distributed Control System) based integrated-control system of a coal-fired power plant. The integrated-control system based on a DCS distributed control principle comprises a control system and a human-machine interaction device, and the control system comprises a unit control network and a public control network and exchanges information with an operator through the human-machine interaction device. The integrated-control system disclosed by the invention realize a remote control operation of whole plant auxiliary shops and electric systems by the DCS, and devices of the whole coal-fired power plant are designed and manufactured by united standards and specifications, thus the whole plant only needs to prepare a set of spare parts, and operation and maintenance costs can be largely reduced.

The invention relates to a vehicle-mounted computer and service center diagnosis system based on real-time information of communication network. The OBD-2 vehicle diagnosis module of the vehicle-mounted computer connects the vehicle information to the vehicle service center through GSM, GPRS and 3G mobile network in real time to form a complete The advanced service and diagnosis system enables the service center to understand the various conditions of the car in real time and prevent and solve various accidents. The on-board computer is based on X86 architecture, WES7 (Windows Embedded Standard 7) software operating system, and also has GPS satellite navigation, electronic map query and positioning tracking, dialing network videophone, Bluetooth hands-free headset, 3D games, stock news, rear view reversing instrument and other functions.

The invention relates to a flexible-hinge parallel-connection robot control device based on a contact-type sensor. The device comprises a plane three-degree-of-freedom flexible-hinge parallel-connection robot, a programmable multi-shaft motion controller, a main control industrial personal computer, a drive module, a limit module and a measurement module. The device is in a modular control mode and has the advantages of being high in response speed, strong in information processing capacity, high in reliability and the like. A displacement sensor collects posture information of a tail end actuator, closed loop control of the robot is achieved, influences of elastic deformation of flexible hinges on system operation precision are reduced, practicability of the robot is improved, the measurement module measures the posture of the tail end actuator through the contact-type sensor, and the device is simple in use method and low in equipment cost.

The invention discloses a LoRa technology-based intelligent streetlamp management system, and relates to the fields of a wireless communication technology and a sensor technology. The intelligent streetlamp management system comprises streetlamp sensing nodes, a data processing terminal, an information center and a repair reporting client end, wherein each streetlamp sensing node is in bidirectional wireless communication with the data processing terminal through a LoRa communication mechanism; each streetlamp sensing node transmits streetlamp state information, ambient light strength information and PM2.5 monitoring data to the data processing terminal; the data processing terminal performs real-time processing on the data from each streetlamp sensing node, controls on-off and luminance of a corresponding streetlamp, and transfers the received information and data to the information center; the information center performs analysis, statistics and storage on the information and data from the data processing terminal; and the repair reporting client end can provide a suggestible maintenance scheme. By virtue of the intelligent streetlamp management system, electric energy utilization rate of the streetlamp or a landscape lamp can be improved, and energy efficiency management and energy saving can be realized; and the intelligent streetlamp management system has the advantages of multi-stage concentrated management, flexible monitoring modes and high expandability.

The invention discloses an information processing method for solving the technical problem of poorer information processing capability of electronic equipment in the prior art. The information processing method comprises the following steps of when an information list is displayed in a display unit, obtaining first operation carried out on the information list, wherein the information list comprises a plurality of pieces of information, the display attribute of the N pieces of information is first attribute, and N is a positive integer; judging whether the first operation meets a preset condition, if so, carrying out response on the first operation, and determining M pieces of information corresponding to the first operation, wherein the M pieces of information are a part of or the whole of N pieces of information; and changing the display attribute of the M pieces of information from the first attribute into the second attribute. The invention also discloses corresponding electronic equipment.

The invention relates to a mobile phone satellite self-adaptive attitude control method. A learning algorithm is enhanced to adjust a system mathematics model and a control strategy when unpredictable changes exist in the environment, which is the key step for achieving self-adaptive attitude control. The method includes the steps that mathematical modeling is carried out on a mobile phone satellite attitude control system, change characteristics of obtained environment parameters are analyzed, and a corresponding system model modifying rule is made; then self-adaptive control based on the enhanced learning algorithm is implemented in a mobile phone satellite attitude control model. The enhanced learning algorithm is specially optimized, and performance of the self-adaptive control algorithm is further improved.

The invention discloses an information processing method, electronic equipment, a public transport means and a vehicle-taking management device so as to provide vehicle-taking information of a public transport means to be taken by a user when going out and facilitating the user to plan going-out time or ways. The electronic equipment is high in intelligence. The method comprises the following steps: receiving going-out information input by the user; determining a matched public transport means according to the going-out information; obtaining the vehicle-taking information of the public transport means from the vehicle-taking management device, wherein the vehicle-taking information is used for indicating passenger information of the public transport means; and outputting the vehicle-taking information.

The invention provides an air army recruitment psychological selection device based on a virtual reality technology. The air army recruitment psychological selection device comprises a VR helmet, an industrial personal computer, an operating rod, an eye tracker and a memory. The VR helmet comprises a helmet shell and a display screen assembly. The display screen assembly comprises a shell, a lens,a picture display device and a display screen. The operating rod is in control connection with the industrial personal computer; and the eye tracker comprises a capture lens, a camera and a driver. The display screen assembly corresponds to the eye position of a user; the display screen faces the inside of the helmet shell; the capturing lens and the camera are sequentially arranged on the bottomsurface of the first cavity; the lens and the picture display device are sequentially arranged in the second cavity; and the industrial personal computer controls and is connected with the picture display device, the driver and the memory respectively. According to the device, a VR technology is adopted to construct high-simulation immersive situation and hardware sensor testing equipment, the eye-hand coordination capacity, the reaction speed and the information processing capacity in the soldier investigation psychological selection aspect can be improved, and the accuracy and efficiency ofair force recruitment selection are improved.

The invention relates to the technical field of computer control, and specifically provides a data acquisition method, apparatus and system for solving the technical problem of how to enable a vehicleto reliably and securely acquire data. To this end, the data acquisition method in the invention comprises the following steps: downloading target data required by a client to a CDN server in advanceby using a distributed storage system, and receiving a downloading identifier fed back by the CDN server, so that the client can indirectly acquire the data (the client acquires the downloading identifier in the storage system at first, and then acquires the target data stored in the CDN server according to the downloading identifier) in a service terminal through the storage system, so that thedata acquisition security is ensured. Based on a node election mechanism, when a master control node in the distributed storage system is ineffective, a controlled node can immediately perform mastercontrol node election, thereby ensuring the reliable operation of the storage system, that is, ensuring the data acquisition reliability. Meanwhile, the apparatus and system of the invention can perform and implement the above method.

An electronic device includes a board to which a heat generation component is attached, a heat sink that radiates heat generated by the heat generation component, a cooling target component that is between the board and the heat sink and is attached to the board, and a duct that takes in a part of a cooling air flow for cooling at least the heat sink and introduces the cooling air flow which is taken in to the cooling target component, thereby sufficiently cooling the cooling target component that is between the heat sink increased in size and the board and is positioned on a side to which the cooling air flow being applied to the heat sink flows away from the heat sink.

The invention provides an information processing method applied to a first electronic apparatus and aims to solve the technical problem in the prior art that information leak is caused by poor information processing capability of electronic apparatuses. The method comprises the steps of receiving first information sent by a second electronic apparatus; judging whether the first information meets preset conditions; if yes, forbidding the display of the first information on a display unit of the first electronic apparatus and sending second information to a third electronic apparatus, wherein the second information is information determined according to the first information. The invention also provides the corresponding electronic apparatus.

The embodiment of the invention provides a digital power distribution system comprising a system management device, a network communication device and a measurement and control device. The system management device is connected to the measurement and control device through the network communication device. The measurement and control device includes at least one digital power distribution terminalarranged at a low-voltage distribution line; the digital power distribution terminal monitors electrical data of the low-voltage distribution line at which the digital power distribution terminal is located. The network communication device includes at least one data collector connected with at least one digital power distribution terminal the data collector collects electrical data from the at least one digital power distribution terminal and sends the collected electrical data to the system management device. The system management device includes an upper computer server; the upper computerserver receives electrical data from the network communication device, a control instruction is generated based on the electrical data, and a control instruction is sent to the measurement and controldevice by the network communication device. Therefore, the digital and intelligent low-voltage power distribution system can be realized.