742results about How to "Strong computing power" patented technology

The present disclosure relates to methods and systems for using external display devices with a mobile computing device. The mobile computing device may be repurposed to display a virtual input device for interacting with a resource with output data being displayed on an external display device.

A system for generating software applications for a plurality of heterogeneous computing devices. Each computing device has different capabilities. The system outputs device-specific versions of a software application each tailored to the capabilities of the associated computing device in response to receiving device-independent modeling information characterizing the software application. The system includes a framework, a plurality of object types, a modeling tool, and a plurality of device-specific code generators. The framework defines common services on the computing devices. Each object type has a functional relationship to the common services provided by the framework. The modeling tool defines instances of the plurality of object types based on modeling information received as input, outputting a metadata structure describing the behavior and functionality of a software application. From the metadata, the code generators generate device-specific application code tailored to the capabilities of the associated devices.

The invention discloses an avionics system suitable for a multi-purpose unmanned aircraft. A 1553B dual-redundancy bus framework is adopted in the avionics system. The avionics system consists of a main processor unit, a universal interface unit, a 1553B bus, a mass memory, an airborne monitoring terminal, a task load, an execution mechanism and a sensor assembly. The devices have the connection relationships that: the main processor unit, the universal interface unit, the mass memory, the airborne monitoring terminal and the task load are connected with the 1553B bus through a 1553B special electric connector, and the 1553B special electric connector serving as a bus module connects all the devices attached to the bus together; a steering engine controller is connected with the universalinterface unit through an RS422 interface; and the sensor assembly is connected to the universal interface unit through interfaces of serial RS422/RS232/RS485, an ARINC429 bus, a CAN, analogue AD/DA and discrete DIO and the like. The avionics system has the characteristics of strong multi-task expandability, multi-redundancy high reliability, rich data interfaces and strong calculation and processing capabilities, and can well meet the application requirement of 'one platform and multiple purposes' of the unmanned aircraft.

A cluster computer system including multiple network accessible computers that are each coupled to a network. The network accessible computers implement host computer programs which permits the network accessible computers to operate as host computers for client computers also connected to the network, such that input devices of the client computers can be used to generate inputs to the host computers, and such that image information generated by the host computers can be viewed by the client computers. The system also includes a cluster administration computer coupled to the multiple network accessible computers to monitor the operation of the network accessible computers. A method for providing access to host computers by client computers over a computer network includes receiving a request for a host computer coupled to a computer network from a client computer coupled to the computer network, wherein the relationship of the host computer to the client computer is to be such that after the client computer becomes associated with a host computer, an input device of the client computer can be used to generate inputs to the host computer, and such that image information generated by the host computer can be viewed by the client computer. Next, a suitable host computer for the client computer is determined, and the client computer is informed of the network address of the suitable host computer.

The invention discloses a searchable encryption method based on Chinese in a cloud environment. A dynamic searchable encryption scheme is finished based on the features of a PEKS scheme and a Bloom filter; a ciphertext search function is finished in an insecure channel; fuzzy keyword search based on a public key searchable encryption scheme is supported; multi-keyword search of the Chinese is supported; the keywords in a document are dynamically added or deleted; according to the method provided by the invention, an inner product operation is carried out through constructing a search vector and a file vector so as to finish a fuzzy search matching function; the similarity weight of the keywords in the document and the keywords of a search trap door is calculated through importing the vectors; the ciphertext search function and the fuzzy keyword search function are realized; the ciphertext keywords can be securely transmitted on a public channel in adoption of a server and user double-key pair mode; in application of a hash function and a pseudo-random function, through the scheme, the keyword selection attack can be resisted effectively; and the ciphertext is searched under a condition that the cloud server is semi-trusted.

The invention discloses a customizable individualized response method and system used in a mobile terminal. A user sets an answer rule and individualized answer content at first, and then judges whether to start an automatic answer flow or not according to the answer rule after receiving a call. A speech recognition function is used to identify telephone speech content. A semantic analysis function is used to analyze the intention of a caller so as to further determine the individualized automatic answer content. A speech synthesis function of the mobile terminal is used to play speech to the caller. The speech identification can be completed based on either local resources of the mobile terminal or a cloud-side recognition function. The semantic analysis function can be realized in the mobile terminal or in a manner of accessing the cloud-side semantic analysis function.

The invention relates to a vehicle environment sensing system and method based on an unmanned plane, and the system and method are used for quickly acquiring the road environment information around a vehicle. The sensing system comprises the unmanned plane and an earth station, the unmanned plane id connected with the vehicle through a mooring rope, the road surface is shot by the unmanned plane, and a video image is transmitted to the earth station; the earth station is arranged in the target vehicle, the earth station can process the video image to obtain the vehicle environment information, and the earth station also can calculate the flight control parameter and send the parameter to the unmanned plane to make the unmanned plane and the vehicle move together. The sensing method is based on the sensing system, the unmanned plane takes off and hovers above the vehicle, the unmanned plane establishes a communication for sensing the environment and transmits the video image to the earth station, the earth station processes the video image, calculates the vehicle environment information and transmits the information to the vehicle, and the earth station calculates the flight control parameter and transmits the parameter to the unmanned plane. According to the invention, the system can perform the wide area observation in the direction vertical to the vehicle plane direction, the coverage is wide, the road environment information around the target vehicle can be easily sensed, and the distance between the objects in the image can be precisely calculated.

The present invention permits virtually the entire functionality of a computer system to be made accessible over a network such as the Internet or an Intranet. More particularly, the present invention permits a computer system to be run as a “virtual machine” through a web page provided at a web site on the World Wide Web (WWW). The apparatus of the present invention includes a plurality of computers arranged in a wide area network (WAN) such as the Internet or an Intranet. At least one of the computers has at least one unique address designating a web site. A host computer system (which may or may not be one of the computers on the Internet) can be “posted” onto an “advertising” web page at the web site to permit other computers coupled to the Internet to interact directly with the host computer system. The computer “posted” on the web page is referred to as the “host” or “advertiser” computer, and computers accessing the host computer are referred to as “client” or “user” computers. Having the host computer posted on a web page creates a “virtual computer” that can be view and/or controlled by the client computers. Once the connection has been made between the host computer and one or more client computers, the web page is bypassed, i.e. the two or more computer systems communicate through the Internet without necessarily going through the web site supporting the “advertising” web page.

The invention provides a vehicle fault online detection and early warning device based on the internet of vehicles and a vehicle fault online detection and early warning method thereof. The device comprises a vehicle-mounted terminal, a remote server side, a vehicle owner mobile phone client side, a maintainer client side and a maintenance manufacturer client side. According to the detection method, the vehicle-mounted terminal acquires vehicle information, wherein the vehicle information includes the data of an OBD interface and the data acquired by a sensor so as to realize vehicle online real-time monitoring; the vehicle information is transmitted to the remote server side to perform big data intelligent analysis so that the existing problems of the vehicle are obtained and early warning is provided and faults can be avoided; besides, a vehicle maintenance scheme can be intelligently provided, and the data are fed back to the vehicle owner and the maintenance shop of the maintainer through the vehicle owner mobile phone client side, the maintainer client side and the maintenance manufacturer client side so that the vehicle owner can understand the situation of the vehicle in real time and take measures for fault prevention, the maintainer can view the data and the analysis result of the remote server side and thus maintenance is facilitated.

The invention discloses a tunnel orthographic image acquisition system based on laser radar LIDAR point cloud data. The tunnel laser radar point cloud data of any shape design of section contour are unfolded into a measurable laser radar tunnel orthographic image map by using a skeleton line mileage projection method and a section contour projection method, and the image map acts as a reference base map and a target quantity color numerical analysis map is superposed on the image map in a semitransparent mode. The invention also provides a corresponding method. The generated laser radar tunnel orthographic image can truly reflect the measurable image of the size and the position of the internal wall of the tunnel and can generate a tunnel orthographic image map plane user report including "4D" information to visually display the three-dimensional section deformation and flatness of each part of the internal wall of the tunnel to tunnel structure detection users. The length, the width and the area of cracks, water seepage and other tunnel defects can be actually measured so that the geometric size of the defects can be calculated. The scientific basis is provided to assessment and restoration of the tunnel defects and the production efficiency of tunnel detection is greatly enhanced.

The invention belongs to the technical field of computers, in particular to a blockchain gateway facing application of Internet of Things and a method for managing Internet of Things using the gateway. The method is characterized in providing blockchain accessing capability for a device of Internet of Things. The gateway comprises a local area network interaction module, an internet interaction module, a gateway management module and a blockchain functional module. The local area network interaction module is used for realizing communication between the blockchain gateway and the device of Internet of Things located in the same local area network. The internet interaction module enables the blockchain gateway to access the Internet and communicate with remote hosts, servers, other blockchain gateways or other communicable devices through the Internet to realize a direct communication or a P2P communication, so as to complete a data interaction. The gateway management module is used forrealizing functions of fault reporting, remote diagnosis and recovery, and online software upgrading of the blockchain gateway. The blockchain functional module is used for realizing functions of theblockchain gateway as a blockchain node, wherein the functions comprise that initiating credibility verification, transaction initiating, transaction check executing, transaction verification and transaction packaging of the device of Internet of Things on the blockchain.

The invention discloses a battery management system and balance method with a parallel balance function. The battery management system comprises a battery pack with 24 lithium ion batteries, six single chip microcomputer-based battery monitoring modules, a main controller, six single battery gating modules, an active balance module, a communication module, a charge-discharge protection apparatus and a battery module. By virtue of the battery management system, monitoring and control for 24 batteries can be realized, and functions of monitoring the working parameters of the single batteries, and performing passive balance, active balance, parallel balance, charge-discharge overcurrent protection and upper computer communication and the like of the battery pack can be realized; meanwhile, the size of a balanced current also can be regulated, and intelligent balance can be realized; by virtue of the system, a switch matrix driver and a common power supply switch controller can be omitted; the driving of an MOSFET transistor of each single battery gating module is completed by the battery monitoring module; and the driving of an MOSFET transistor of the active balance module is completed by the main controller, so that the intelligent charge-discharge function of the balanced current controlled by software is realized.

The invention discloses a double-DSP (digital signal processor) control system based on a chained SVG (scalable vector graphics). The double-DSP control system comprises a double DSP and an FPGA (field programmable gate array), wherein the double DSP is used for carrying out functional division according to a primary DSP and an auxiliary DSP, reading voltage and current information from the DSP, executing a core algorithm, calculating modulation wave information and providing the modulation wave information to the FPGA, wherein the FPGA is used for carrying out analog quantity sampling, so as to generate PWM (pulse-width modulation) pulse signals; and coding the PWM signals, transforming the coded PWM signals into optical signals to be transmitted into a corresponding power module, wherein the primary DSP is used for acquiring the state of the power module and the state of an external switch, and carrying out logic control and command transmission on the states. With the adoption of the double DSP control system based on the chained SVG, the double DSP+FPGA is adopted as a hardware core of a control platform; reasonable control software design is carried out by aiming at control requirements of the chained SVG on such basis; corresponding functional modules are designed according to the advantages of different CPUs (central processing units); data exchange and processing are carried out on the functional modules through an internal memories, buses and the like; the whole control system is compact in structure, rapid and effective in running.

The invention discloses a lightweight quick response aerial remote sensing inertial-stabilized platform controlling system used for carrying out initiative controlling upon triaxial frames of stabilized platforms. The system comprises a DSP module, an FPGA module, a PWM power driving module, brushless DC torque motors, a stabilized platform frame, a measuring sensor, and an interface circuit. Angular position information, angular rate information and attitude information of the frame output by the measuring sensor are acquired by the DSP module and the FPGA module through the interface circuit in real time. PID controlling algorithm is executed by the DSP module and the FPGA module, and 18 PWM signals for controlling the three brushless DC torque motors are generated. The signals are converted into voltage signals by the PWM power driving module, and the brushless DC torque motors are driven, and the frame is driven to rotate, such that the initiative controlling upon the triaxial frame is realized. According to the invention, an independent mode and a combined mode are realized, and a frame soft lock function and an independent course configuration function under the combined mode are realized. Therefore, the operation of the platform is more reliable and intelligent.