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483results about How to "Solving Mobility Issues" patented technology
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Multi-platform target tracking and distribution interactive simulation system
InactiveCN101465071ARealize transmissionGuaranteed reliabilityCosmonautic condition simulationsSpecial data processing applicationsExtensibilityVisibility
The invention relates to a multi-platform target tracking and distributed interactive simulation system in the technical field of simulation. The system comprises a target generation module, an aerial sensing platform, an emergency processing platform, a ground control center platform and an HLA distributed interactive simulation module, wherein, the target generation module generates a system tracking object at random; the aerial sensing platform comprises various detecting devices for performing fusion to the detected information and then transmitting the information to the ground control center platform; the ground control center platform integrates all the field information, evaluates the entire field situation and promptly makes an emergency decision; the emergency processing platform receives the information and the commands and realizes target tracking by using airborne equipment; and the HLA distributed interactive simulation module enables the modules to establish an HLA distributed system structure through a distributed network and realizes the multi-information network interconnection. The invention has the advantages of flexibility and extendability, can improve the tracking effect, enhance the visibility of scene demonstration and be widely applied to the fields such as public safety, disaster relief assistance and the like.
Owner:SHANGHAI JIAO TONG UNIV
Speech-driven lip-synchronous face video synthesis algorithm based on concatenated convolution LSTM
PendingCN109308731AExpand the receptive fieldAdd depthSpeech analysisAnimationImage synthesisAudio frequency
The invention discloses a speech-driven lip synchronous face video synthesis algorithm of cascaded convolution LSTM. The speech video of the target person is captured as the background video, and the3D face model of the target is obtained by reconstructing the 3D face of the image sequence, and the facial animation vector sequence of the background video is obtained. The audio signal extracts thespeech features of the filter bank; The speech features of the filter bank are used as the input of the concatenated convolution short-time memory network, and the facial animation vector sequence isused as the output for the training test. Facial animation vector sequences of audio signals are used to replace facial animation vector sequences of target 3D face models to generate new 3D face models and render face images to synthesize lip-shaped synchronous face videos. The invention retains more voiceprint information, innovates to obtain the speech characteristics of the filter bank through the two-dimensional convolution neural network, expands the receptive field of the convolution neural network, increases the network depth, and obtains accurate lip-shaped synchronous face video.
Owner:ZHEJIANG UNIV
Four-feet electromagnetic adsorption wall climbing robot
InactiveCN106184452AAgile climbingClimbing is flexible and reliableVehiclesRotation - actionMagnetic valve
The invention discloses a four-feet electromagnetic adsorption wall climbing robot. The four-feet electromagnetic adsorption wall climbing robot is formed by three parts, i.e. a chassis, walking legs and a foot adsorption apparatus. The walking leg comprises a multi-joint serial-connection mechanism connected onto the chassis and driving mechanisms installed at various joints, and a free end of the multi-joint serial-connection mechanism is connected with the foot adsorption apparatus; the foot adsorption apparatus comprises a plurality of disc mounting plates and electromagnetic suckers which are connected with the multi-joint serial-connection mechanism by virtue of passive ball hinges; and in the wall climbing process of the robot, the rotation action of each joint of the walking leg cooperates with the opening-closing state of an electromagnetic switch, so that the robot flexibly climbs a plane, a cylindrical surface and a spherical surface of any curvature and can flexibly realize the actions such as cornering and transverse movement. By adopting the four-feet electromagnetic adsorption wall climbing robot, the defects in the wall climbing process of a conventional wall climbing robot can be solved, the contradiction between the wall adsorption and the movement operation is well solved, the flexibility and applicability of the wall climbing robot in real engineering application are improved, and the popularization of the robot technology is facilitated.
Owner:XI AN JIAOTONG UNIV
Routing forwarding, routing table building and content obtaining method and device thereof
ActiveCN103874157AImprove attributesReduce dependenceHybrid transportWireless communicationRouting tableDistributed computing
The invention discloses a routing forwarding, routing table building and content obtaining method and a device thereof. The routing forwarding method comprises the following steps: a content request packet, which carries a content name of a request content and container information of the request content, is received; whether a forwarding entry which matches the content name of the request content exists in FIB is determined; whether a forwarding entry which matches a container sign in the container information exists in the FIB is determined when a forwarding entry which matches the content name of the request content doesn't exist in the FIB; and the content request packet is sent according to an interface in the matched forwarding entry when the forwarding entry which matches the container sign in the container information of the request content exists in the FIB. According to the embodiment of the invention, by increasing the container information based on the content name, dependence of routing forwarding on the content name can be minimized. Thus, it is possible to reduced routing table entries in a routing table, and it makes possible to solve problems such as route extension and the like which are caused by the content name.
Owner:HUAWEI TECH CO LTD
Advertising board convenient to move and install
InactiveCN108053754AEasy to move and installSolve the inconvenience of carryingSignsCouplingEngineering
The invention discloses an advertising board convenient to move and install. The advertising board comprises a fixed box and an advertising board body, wherein a first motor is fixedly connected to the top of the fixed box via a support frame; an output shaft of the first motor runs through the fixed box and extends into the fixed box; a first bevel gear is fixedly connected to the output shaft ofthe first motor via a shaft coupling; second bevel gears are meshed at two sides of the surface of the first bevel gear, and threaded rods are fixedly connected to the middles of the second bevel gears; movable blocks are connected to the surfaces of the threaded rods via screw threads; and rotary rods are rotatably connected to the surfaces of the movable blocks via movable pieces. The inventionrelates to the technical field of advertisement. With the application of the advertising board convenient to move and install provided by the invention, problems of an existing advertising board which is inconvenient to carry and move can be solved; and the advertising board device can greatly facilitate people in safe using, avoid inconvenience to the people, improve working efficiency of the people and reduce workload of the people.
Owner:宁波市鄞州智伴信息科技有限公司
Audio-video sharing method and system
InactiveCN102325182ARealize instant sharingWith real-time transmission performanceTransmissionSelective content distributionTelecommunicationsVideo sharing
The invention provides an audio-video sharing method and system. According to the audio-video sharing method and system provided by the invention, a particular sharing transmission means is used; storage and sharing release processing works of audio-video data are completed through an FMS (Flash Media Server); acquired audio and video data after being subjected to encoding through a streaming medium are uploaded with an RTMP (Real Time Messaging Protocol) to the FMS by using an upload terminal; the uploaded audio and video data after being subjected to combination and encoding are released with the RTMP to a share user terminal by using the FMS so that the audio-video data upload and sharing release are simultaneously with real-time transmission performance and the real-time sharing of the audio-video data can be realized; the problem of occupation of the storage space of two-side terminals of the upload and the sharing is solved with the help of the RTMP so that a long time audio-video sharing of a mobile terminal is ensured to be possible; and the audio-video sharing method and system are combined with a sharing service, so that a user is convenient to timely request on the shared audio-video data at different times and places or on terminals, and the service application range is promoted to expand.
Owner:重庆抛物线信息技术有限责任公司
A decision-making method for task unloading and migration based on user mobility
ActiveCN109947545ASolving Mobility IssuesFast convergenceService provisioningProgram initiation/switchingCloud computingReal-time computing
The invention belongs to the technical field of mobile communication, and particularly relates to a decision-making method for task unloading and migration based on user mobility. The method comprisesthe steps that enabling a mobile user to determine the cost and income of a mobile edge cloud system according to a random connection time and task processing time relation; establishing a revenue system model with the goal of maximizing the revenue of the mobile edge cloud system; adopting a multi-stage random planning method for the revenue model; obtaining the earnings of each mobile edge cloud computing MEC and the corresponding unloading task amount of the mobile edge cloud computing MEC; and adopting an upper confidence boundary algorithm to maximize the system average income within thelearning time T, so that the MEC with the maximum system income is obtained. According to the invention, the randomness problem of the connection time between the mobile user and the MEC and the problem of how to select the MEC specifically can be solved, so that the method can be widely applied to a mobile edge cloud system.
Owner:CERTUS NETWORK TECHNANJING
Agricultural deep-well aid device
ActiveCN101947371ASolve storage and movement problemsRescue time shortenedBreathing protectionHollow cylinderTransceiver
The invention relates to an agricultural deep-well aid device, belonging to the technical field of aid salvage equipment, which comprises a foldable external device and a winding engine arranged on the top of the foldable external device in a matched mode, wherein the winding engine is in wireless communication connection with a signal transceiver; the foldable external device is a hollow cylinder with the interior capable of containing the well aid device; the top of the well aid device is provided with a rope mounting bracket in a matched mode; a rope on the well aid device passes through the rope mounting bracket and is connected with the winding engine; and the well aid device, the winding engine, the signal transceiver and a control system of a computer are connected through wireless signals. The invention adopts the above technology and has the advantages that the time and the labor are saved; the stability is good; the aid device is controlled and operated by a computer in the course of aid; the flexibility of the aid device in the course of well activities is enhanced; the flexibility of aid is increased; and the success rate of the aid is enhanced.
Owner:ZHEJIANG UNIV OF TECH
Manufacturing method of micro-LED device array unit
InactiveCN107146835ASolve crawlSolving Mobility IssuesSolid-state devicesSemiconductor devicesEngineeringElectrode
The invention discloses a manufacturing method of a micro-LED device array unit and a method for manufacturing a display screen by employing the micro-LED device array unit. The manufacturing method of the micro-LED device array unit includes: manufacturing a micro-LED table array; respectively manufacturing a p electrode and an n electrode on each micro-LED table, covering the p electrodes and the n electrodes by a barrier layer and a metal layer, and forming a micro-LED device array; and cutting the micro-LED device array, and forming a plurality of micro-LED device array units. According to the micro-LED device array unit, accurate and mechanical operation difficulties of grabbing, moving and placing of the micro-LEDs due to over-small size thereof can be solved.
Owner:INST OF SEMICONDUCTORS - CHINESE ACAD OF SCI
Floating platform capable of automatically resetting
ActiveCN104045022ASolving Mobility IssuesFix alignment issuesLifting framesFloating platformAngle of inclination
The invention relates to a floating platform capable of automatically resetting and belongs to the technical field of equipment assembly and disassembly auxiliary devices. The floating platform comprises a floating platform top, a flat mounting surface, a floating support device and floating resetting devices, wherein the floating platform top is arranged on the flat mounting surface through the floating support device and the floating resetting devices. The problems that heavy parts, such as an engine and a battery box, are hard to move and align in a horizontal direction when being assembled and disassembled from the bottom part of a vehicle are solved by the floating platform, and moreover, a pre-tightening force and a resetting force in a horizontal moving direction can be provided, so that the floating platform top can reset to an origin position without an exogenic action, and available stroke and repeated accuracy can be guaranteed in an original state of the floating platform during each use, and moreover, when the platform has a small angle of inclination, the floating platform top can also be enabled not to be separated from an origin, and therefore, the dangerous accident that parts slip cannot occur like a universal ball platform.
Owner:BEIJING KEY POWER TECH
Traffic accident alarm system and accident handling method
InactiveCN102496267ASolving Mobility IssuesSolve the problem that the mobile phone cannot call the police when the phone is out of powerRoad vehicles traffic controlAlarmsMobile telephonyData transmission
The invention discloses a traffic accident alarm system which comprises alarm acquisition devices (1) arranged on traffic road sections and an alarm processing device (2) arranged in a command center, wherein each alarm acquisition device (1) comprises a speech communication unit (11) and a data transmission unit (12), the speech communication unit (11) is used by an alarm person to contact the command center to carry out alarming, and the data transmission unit (12) is used for transmitting an alarm condition to the alarm processing system; the alarm processing device (2) comprises an accident locating unit (21) and an accident handling unit (22), the accident locating unit (21) is used for locating the alarm position acquired by the alarm acquisition device, and the accident handling unit (22) is used for handling the traffic accident; and the accident handling unit (22) comprises an accident quick handling module (222) for directly transmitting an accident quick handling sheet. The system implements accident alarming by using the alarm acquisition devices installed on the road, and solves the following problem that disadvantaged groups who do not have mobile phones or people having power-off mobile phones can not give an alarm and the position of the traffic accident can not be located; and the system also solves the problems of low road capacity and low police force resource utilization ratio if people dial the alarm reporting telephone when a small traffic accident occurs.
Owner:BEIJING E HUALU INFORMATION TECH
3D animation whole-process manufacturing cloud computing platform
The invention provides a 3D animation whole-process manufacturing cloud computing platform which is characterized by comprising an animation module, a 3D module, a rendering module and a cloud computing module. The animation module is used for modeling and generating an animation camera lens, the 3D module is used for shooting a 3D animation image, the rendering module is used for animation previewing and rendering distribution, and the cloud computing module is used for animation rendering and outputting. The 3D animation whole-process manufacturing cloud computing platform has the advantages that due to the cloud computing mode, the cross-region and cross-time-space brand new communication and cooperation mode can be provided for a user, and the problem of rendering calculation and mobile storage is solved for the user through cloud computing mass storage and the strong parallel computing capability. According to the platform, the modules are applied to the 3D manufacturing whole process from early stage to late stage, and the control capability over the technology can be provided for creatives. The modules further has the cooperation working capability in design, and the modules are easy to integrate, so that manufacturers obtain the whole unified manufacturing process, and a 3D imaging creative tool can be provided for the manufacturers.
Owner:TIANJIN 10 COLOR ANIMATION TECH
Mobility management method among wireless access networks, core network device and base station
ActiveCN108616950AWork lessSolving Mobility IssuesConnection managementWireless commuication servicesAccess networkWireless mesh network
The invention provides a mobility management method among wireless access networks, a core network device and a base station. When inter-RAT movement of a terminal in an inactive state occurs, the user context information of the terminal when the terminal is in the inactive state in the NR system is still kept, and the user context information is deleted until certain conditions are met. The inter-RAT mobility management of a terminal in an inactive state can be realized, and inter-RAT mobility problem is solved, and the terminal can work normally.
Owner:DATANG MOBILE COMM EQUIP CO LTD
Fine-grained searchable encryption method for fog computing
ActiveCN108156138ASolving Mobility IssuesSolve the delay problemKey distribution for secure communicationCiphertextFog computing
The invention discloses a fine-grained searchable encryption method for fog computing. A cloud-fog terminal user system structure is established by using the attribute encryption technology and the searchable encryption technology of a ciphertext strategy, a fog node serves as an agent to share the computing burden of a terminal user by using the attribute encryption technology and the searchableencryption technology of the ciphertext strategy, the terminal user can quickly generate a trap door and decryption ciphertext, therefore lightweight searchable encryption is achieved, meanwhile fine-grained access control is supported, only legitimate data users can perform ciphertext retrieval, the fine-grained searchable encryption method has a broad application prospect in actual scenes, fine-grained access control is achieved, only the legitimate data users can perform ciphertext retrieval, and the fine-grained searchable encryption method has a broad application prospect in actual scenes.
Owner:XIDIAN UNIV
Wireless sorting prompting system and method
The invention discloses a wireless sorting prompting system and method. The system comprises a scanning device, a path configuration device and at least two sorting prompting devices, wherein the scanning device is configured to be used for scanning a cargo identification code, extracting cargo information, and wirelessly sending the cargo information; the path configuration device is used for wirelessly receiving the cargo information, calculating sorting path information of cargos according to the cargo information, and wirelessly sending the sorting path information to each sorting prompting device, and the sorting path information contains identification information of the sorting prompting device corresponding to a target sorting and putting area; each sorting prompting device stores the respective identity information, and is used for wirelessly receiving the sorting path information, comparing the received sorting path information with the stored identity information, and displaying a prompt of putting the cargos in the target sorting and putting area if the received sorting path information is matched with the stored identity information.
Owner:SF TECH
Simulative operation system human-computer interaction implementation method based on browser
InactiveCN1790339AReduce volumeReduce configuration requirementsSpecial data processing applicationsProgramming languageOperational system
The invention discloses a person-set mutual realization method of operation system emulation based on scanner, which comprises the following steps: (1) the customer sets the page through the network to connect server and scanner to enroll the server; (2) the scanner reads and operates the customer table program; the network table is established in the scanner; (3) the scanner downloads the mutual program and allocation data in the setting page; (4) the customer end analyzes the allocation data; (5) the mutual program reads the allocation data, which establishes the table manager; (6) the table manager establishes and allocates the table mutual element. The table mutual element contains speed pattern object, window object, task column and task column button object. The invention displays strong mutual function without any limit and refreshing the page, which improves the mutual function to the maximum limit.
Owner:WUXI EVERMORE SOFTWARE
Visual positioning and navigating method of robot
ActiveCN106541404ASolving Mobility IssuesUse automationProgramme-controlled manipulatorPosition/course control in two dimensionsSimulationVisual positioning
The invention discloses a visual positioning and navigating method of a robot. The method is characterized by including the steps that a site is set; sensors preset in sensing blocks send alarm information to a server after sensing abnormity, the server determines the block position according to the preset information and finds out the landmark information of one of four landmarks of the block, and the block serves as the destination; the server sends information to the robot and requires the robot to feed back the current position, the robot determines the position after receiving the position and moves to an adjacent coordinate axis, and the position after movement serves as a moving starting point of the robot and is fed back to the server; and after obtaining feedback of the robot, the server obtains an advancing route of the robot through the heuristic search method according to the coordinates of the destination and the coordinates of the starting point, and the robot moves to the destination according to the advancing route. The visual positioning and navigating method of the robot has the advantages that the automation degree is high and the labor cost is low.
Owner:SICHUAN ARTIGENT ROBOTICS EQUIP
Cross-RAT terminal state determination method and terminal
ActiveCN108271227ASolving Mobility IssuesWork lessWireless communicationComputer networkNetworked system
The invention discloses a cross-RAT terminal state determination method and a terminal, so as to solve the problem of mobility between RATs. The method comprises steps: when a terminal in an inactivestate in a first network system is switched to a second network system different from the first network system from the first network system, the terminal adjusts the current state from the inactive state to a target inactive state corresponding to the second network system; and when a preset condition is met, during a process during which the current state of the terminal is in the target inactive state, the stored source AS context information corresponding to the first network system and source terminal identity information are mapped.
Owner:DATANG MOBILE COMM EQUIP CO LTD
Camera calibration method and system for object three-dimensional geometrical reconstruction
ActiveCN102054276ASolve the weight problemSolving Mobility IssuesImage analysis3D modellingImaging analysisGeometry processing
The invention discloses a camera calibration method and system for object three-dimensional geometrical reconstruction, and belongs to the technical field of computer image processing. The method includes the following steps: arranging one or more coded calibration mold plates in a scene containing a to-be-reconstructed dimensional object; picking serial images of the to-be-reconstructed dimensional object through a camera; processing the image sequence and obtaining the image coordinate of each calibration point in each visible calibration mold plate; and obtaining the camera calibration parameters according to the image coordinates. The system comprises a group of camera calibration mold plates, the camera and a camera calibration processing unit, wherein the camera calibration mold plates can be arranged around the to-be-reconstructed object; and the camera calibration processing unit is used for conducting image analysis, geometrical processing and camera calibration on the serialimages and obtaining the camera calibration parameters. The method and system can be used for the technical field of computer vision, computer image processing, three-dimensional geometrical modeling, and the like.
Owner:PEKING UNIV
Geographic Information Internet of Things System and Application Based on Cloud Computing
InactiveCN102263800ARapid deploymentResolve defects that require wiringSensing record carriersTransmissionSatellite technologyGlobal information system
The invention discloses a cloud computing-based radio frequency identification and mobile communication equipment to construct a geographic information Internet of Things system. Using radio frequency identification technology and global satellite positioning technology, and using mobile communication equipment terminals, wireless mobile communication networks can be rapidly deployed, solving the defects of traditional fixed networks that require wiring. In the communicable area, the mobile communication equipment terminal automatically senses any movable object with a radio frequency automatic identification electronic tag entering the sensing area, and intelligently automatically samples the logistics information. The collected data is connected to the Internet of Things and becomes part of the data of the Internet of Things. It is solved that the positioning information of moving objects in the Internet of Things is lagging and high-latency. The present invention can locate the current latest earth geographic location information of the moving object in real time at any time.
Owner:SICHUAN UNIV
Clamping device for light partition wall processing
InactiveCN111113708AAvoid damageSolve the speed problemAuxillary shaping apparatusWorking accessoriesElectric machineEngineering
The invention relates to the field of building equipment, in particular to a clamping device for light partition wall processing. The clamping device comprises a clamping table, a supporting frame, clamping frames, clamping motors, clamping blocks and clamping plates, wherein the lower surface of the clamping table is fixedly connected with the supporting frame; a sliding groove is formed in the upper surface of the clamping table; an adjusting screw rod is installed in the sliding groove; an adjusting motor is fixedly connected to the left end of the clamping table; the middle part of the adjusting screw rod is sleeved with a sliding block; the sliding block is in sliding connection with the sliding groove; and the left end of the clamping table and the upper surface of the sliding blockare respectively provided with clamping mechanisms. Through the arrangement of the adjusting motor and the adjusting screw rod, the distance between the two clamping frames can be adjusted according to the length of a light partition wall plate, and the adjusting speed is high; through the arrangement of the clamping mechanisms, the two ends of the light partition wall plate can be firmly clamped,the clamping speed is high, and assembly and disassembly are convenient; and buffering plates and buffering springs can play a buffering role, and damage to the light partition wall plate during clamping is reduced.
Owner:江西金凯新型墙板科技有限公司
Rotatable building sand table used in building sales office for outward display
InactiveCN108230873AConvenience to workAutomate the processEducational modelsEconomic benefitsArchitectural engineering
Owner:周珏伟
Method for protecting metal or alloy in local atmosphere in laser cladding and forming processes
ActiveCN107130239ASolve sizeSolve the costMetallic material coating processesWelding/soldering/cutting articlesAlloyProduct gas
The invention relates to a method for protecting metal or alloy in a local atmosphere in the laser cladding and forming processes. The method comprises the steps that a metal or alloy powder bunch is conveyed by inert carrier gas to move on the machining surface along with a focused laser beam; at least one layer of inert protective gas is formed on the periphery of the metal or alloy powder bunch; and the inert protective gas comprises first inert protective gas, and the first inert protective gas surrounds the periphery of the focused laser beam. According to the method, the inert protective gas is formed on the periphery of the focused laser beam so that the problems that in the forming process of parts, the size is limited, the cost is high, a cladding and forming system is difficult to move and the like can be solved. The invention provides the method for forming and repairing the on-site parts. Compared with the prior art, the method has the advantages of being convenient, rapid and economical.
Owner:SUZHOU UNIV
Digital asset offline payment method, payment end, collection end and storage medium
The present invention provides a digital asset offline payment method. The digital asset offline payment method comprises: allowing a payment end to generate a corresponding UTXO consumption record according to an offline payment instruction and a local UTXO while the payment end receives the offline payment instruction; sending the UTXO consumption record to a collection end; updating the UTXO according to the UTXO consumption record while the confirmation information returned by the payment end is received, obtaining a secondary UTXO, and storing the UTXO consumption record in a to-be-processed information library; and synchronizing the UTXO consumption record in the to-be-processed information library to a transaction server to update a personal digital asset account of the payment endwhile the transaction server is connected successfully. The invention also provides a payment end, a collection end and a storage medium. The technical problem that the mobile terminal cannot performoffline payment when the network state is poor or there is no network.
Owner:CHINA MERCHANTS BANK
Printing and dyeing device for cloth spinning
InactiveCN107858801AEasy to assemble and disassembleSolve the inconvenience of disassembly and cleaningTextile treatment machine arrangementsLiquid/gas/vapor textile treatmentEngineeringDyeing
The invention discloses a cloth textile printing and dyeing equipment, which comprises a base, a dye tank is fixedly connected to the side of the slider far away from the chute, and adjustment devices are fixedly connected to the two sides of the dye tank, and the grooves The inner side is connected with a horizontal bar, the outer side of the horizontal bar is sleeved with a roller, the bottom of the inner side of the dye tank is equidistantly connected with branch pipes, and the right side of the top of the base is provided with a cylinder, and the right side of the cylinder is fixed An air pipe is connected, and a mobile device is fixedly connected to the bottom of the base. The invention solves the problem of inconvenient disassembly and cleaning of the dye box of traditional printing and dyeing equipment through the use of the base, fixing groove, chute, slider and dye box, and solves the problem of inconvenient disassembly and cleaning of the dye box in traditional printing and dyeing equipment, and solves the problem of The dye mixture is prone to dye precipitation. Through the use of pillars, telescopic rods, racks, horizontal shafts and gears, the problem of inconvenient adjustment of the cloth depth in the solution is solved in traditional printing and dyeing equipment.
Owner:SHAOXING HOUDAO AUTOMATION EQUIP CO LTD
Dynamic distributed antenna deployment method for enhancing network capacity and coverage
ActiveCN105120467AImprove received signal strengthMeet capacity needsRadio transmission for post communicationNetwork planningFailure rateNetwork deployment
The invention relates to a dynamic distributed antenna deployment method for enhancing the network capacity and coverage. The method comprises the following steps: deploying distributed antenna nodes on crossroads in a city network, wherein remote radio head nodes of distributed antennas can be clustered into distributed antenna cells of different forms in different ways; and when loads in the clustered cells are light, executing a radio frequency receiving-transmitting functional module of a remote radio head to transmit the same data under the configuration of a central processing server module in a center cluster head station of the clustered cells through network nodes in the same distributed antenna cell in order to enhance signal receiving intensity of users within a service range. Compared with a method for separately deploying hot-spot base stations, the dynamic distributed antenna deployment method has the advantages that the influence of interference between adjacent base stations under dense network deployment can be lowered, and the mobility problems of excessive switching times, high switching failure rate and the like due to dense deployment under the situation of a narrowed cell range are solved.
Owner:CHONGQING UNIV OF POSTS & TELECOMM
Rolling type motion sensor device and using method thereof
InactiveCN103245968ASolving Mobility IssuesSolve the coupling problem with the surface of the mediumMaterial analysis using sonic/ultrasonic/infrasonic wavesSeismic signal receiversEngineeringInstrumentation
The invention discloses a rolling type motion sensor device and a using method thereof. A sensor (1) is fixedly mounted on the wheel axle (4) of a rolling wheel (2), points to the coupling direction, and moves on a medium surface together with the rolling wheel (2); and the sensor is indirectly coupled with the medium surface, on which the sensor (1) moves, through a wheel axle surface (3), so that a seismic signal can be transmitted to the sensor mounted and coupled onto the wheel axle (4). A seismic source (13) and the rolling wheel (2) continues moving forward at the same time; a seismic signal collecting instrument (7) is used for completing the sequent collection of the seismic exploration records of the medium surface; the sequentially-collected seismic exploration records form a seismic arrangement; and the seismic arrangement is used for exploring and recognizing the potential hazards (12) below the rolling medium surface. The sensor maintains the sensor mounting and coupling direction during moving, realizes sequent collection of the seismic signals during rolling forward, is a key component suitable for continuous detections for potential hazards (12) of a roadbed or concrete structure quality.
Owner:朱德兵
Large efficient screening-type double-toothed roll crusher provided with distribution device
The invention discloses a large efficient screening-type double-toothed roll crusher provided with a distribution device. The double-toothed roll crusher comprises a crushing device and the distribution device. The crushing device comprises a crushing drive motor, a fluid coupling, a reducer, a double-drum gear coupling, a crushing box, a base support, a left toothed roll, a right toothed roll and a lubricating grease pump, wherein the crushing drive motor, the fluid coupling, the reducer and the double-drum gear coupling form two sets of crushing drive units; and the two sets of crushing drive units are connected wit the left toothed roll and the right toothed roll inside the crushing box respectively. The distribution device comprises a distribution chute, an adjustable distribution stick, a movable connecting bracket, a distribution seat and a fixed connecting bracket, wherein the fixed connecting bracket and the distribution seat are fixed on the crushing box of the crushing device, the distribution chute is fixed at a discharge port of a material output belt machine head, and the distribution chute is connected with the crushing box through the movable and fixed connecting brackets. According to the large efficient screening-type double-toothed roll crusher, the problems of capital investment, equipment movement and the like of crushing equipment combined by a plurality of devices are solved fundamentally, the labor intensity of daily equipment maintenance is reduced, and the mining of surface mine materials is accelerated.
Owner:HENAN ZHENYUAN TECH
Cordless telephone device and method of communication using the same
InactiveCN101119556AImprove sound qualityImprove confidentialityNear-field transmissionRadio/inductive link selection arrangementsPublic networkBluetooth
The present invention discloses a wireless telephone and the communicating method by utilizing the device. The wireless telephone comprises a fixed wireless terminal and at least a handhold phone. The method includes: a bluetooth module is respectively arranged inside the fixed wireless terminal and the handhold phone; the handhold phone is connected with the fixed wireless terminal through bluetooth, and establishes communication with the public wireless network through the fixed wireless terminal. By utilizing universal radio band sections, the present invention improves the applicable scope of the wireless telephone.
Owner:ZTE CORP
Address distribution method and device
The invention provides an address allocation method and device, and the method comprises the steps that network control equipment determines the equipment identifier of user plane gateway equipment accessed by terminal equipment; the network control equipment configures an internet protocol IP address of the terminal equipment according to a first mapping relation and the equipment identifier, andthe first mapping relation is a corresponding relation between the equipment identifier of each user plane gateway equipment and each IP address field; and the network control equipment informs the terminal equipment of the IP address. Therefore, according to the method, the corresponding IP address can be distributed according to the user plane gateway device accessed by the terminal device, andthe problem that the IP address of the terminal device is not changed in the moving process is solved.
Owner:HUAWEI TECH CO LTD
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