368results about How to "No burden" patented technology

A method for realizing video on-demand service includes providing URI with IP address of dispatch server to client end device by EFG server, requesting stream media service from dispatch server by client end according to obtained URI and redirecting onto available stream media server for carrying out VOD service, re-requesting IP address of available stream media server from dispatch server by client if stream media server being used on VOD service is failure then redirecting onto another stream media server to carry out VOD service continuously.

The invention provides an optimized video data coding method based on boundary adaptive transform. The method mainly comprises steps: according to the existing DCT (Discrete Cosine Transform) matrix for video coding, a new transform matrix is generated, the new transform matrix and the existing DST (Discrete Sine Transform) / DCT matrix are combined into a new transform matrix set; according to a prediction mode, the size of a transform unit, and the relationship between the boundary information of a transform unit and the boundary information of a prediction unit, a group of transform matrixes is selected from the new transform matrix set; and by using the group of new transform matrixes, inputted video data are transformed, and a coding stream is generated. The method of the invention makes full use of distribution characteristics of residual matrixes after inter-frame prediction, and based on the boundary information of the prediction unit and the transform unit, a different transform matrix is adopted for a different boundary characteristic to carry out transform. The optimized method can select a more efficient transform matrix for transform in a targeted mode according to the characteristics of residuals after inter-frame prediction, and the coding efficiency is thus improved.

The invention relates to a designing method for a guidance law applicable to the vertical recovery phase of a rocket. The designing method comprises the following steps: acquiring the full-distance standard trajectory of the rocket; according to the full-distance standard trajectory, acquiring the latitude and longitude of a target point, the motion parameters of the rocket at the starting point of an aerodynamic deceleration phase, and the latitude and longitude of a point below the rocket, and constructing an auxiliary coordinate system; based on the auxiliary coordinate system, additionallysetting terminal angular constraints on the basis of a proportional guidance process so as to obtain a biased proportional guidance law; and applying the biased proportional guidance law in the aerodynamic deceleration phase and applying the biased proportional guidance law with an additional main power deceleration algorithm in a vertical descending phase. The improved biased proportional guidance method in the invention can effectively solve problems in guidance control under the condition of multiple constraints by location, velocity and attitude during rocket recovery; the guidance law for a vertical landing phase employs aerodynamic deceleration and tail-phase short-time main-power deceleration, so no impact is exerted on the carrying capacity of the rocket in an in-orbit flying phase; and at the same time, proportional guidance has better adaptability to various non-guidance deviations.

The invention discloses a motion collecting and feedback method and system based on stereoscopic vision. The method comprises the following steps that the space position of an infrared light source in an attachment position in a front space is collected, the space position is mapped into a virtual space, and the position and direction of a virtual object are controlled; when the virtual object interacts with a virtual environment, a wireless control attachment device vibrates and simulates the feedback feeling of force. The motion collecting and feedback method and system based on stereoscopic vision have the advantages that positioning is rapid and accurate, and operation is stable; the hardware is quite low in cost, simple in structure and quite small in size; force feedback is achieved and can largely improve the sense of reality of interaction behaviors, and user experience is improved; the reality function is improved, and the man-machine interaction modes are increased.

The method includes following steps: client end sends user certificate information to server; server validates the certificate; server returns node list of the certificate obtainable downloadable resources back to the client end, and P2P transmission (Trans) connection is built between the client end and nodes in the list; in procedure of Trans connection, client end carries out automatic scoring; and after finishing Trans, the method prompts user to carry out manual scoring based on quality of downloaded resources; the score is corresponding to a set of certificate; the client end controls at least one more indexes from downloading speed, upper limit of connected number, and priorities of waiting queues based on the certificate utilized. Comparing with traditional P2P system, the invention combines two kinds of access mechanism of roles and credits with P2P Trans. Features are: secure, high efficiency, controllable resource Trans under environment of peer-to-peer network.

The invention discloses a method for storing a user key safely and improving data security of a cloud platform based on a user login password. The method comprises the following steps: each cloud platform user uses different keys to encrypt data of the user; an encryption key is generated by adopting the user login password; and the key Kdg is acquired by a primary indirect conversion method and the data is encrypted and decrypted. By adopting the method provided by the invention, the security of data user is greatly improved so as to prevent a larger number of user data from leaking in batches; the security of the user key is ensured, and the storing security of data key in the cloud platform is improved through generating the key by the user login password to encrypt the secret data of the user; even if the user password is changed, the cloud platform does not work additionally, so that unnecessary burdens are not brought to the cloud platform system; and any hardware equipment and middle pluggable units are not required, therefore the system cost can not be increased.

The present invention relates to software copyright protecting method, and is especially software copyright protecting method by extracting partial codes from program file to the enciphering device. The compiled program file has its codes decomposed into partial codes running in the enciphering device and the other in the computer, and this makes it possible for the software developer to raise the enciphering safety degree without increasing load in developing software protecting functional module. The software copyright protecting method is superior to traditional shell enciphering method.

The invention discloses a load balancing method based on vector mapping. The method comprises the following steps of: obtaining the load information of physical nodes and virtual machines in a virtual cluster system; obtaining the physical nodes, for which the load condition needs to be regulated, according to the resource information, and calculating a balance degree to obtain the virtual machines to be migrated; converting and normalizing the three-dimensional resource of the virtual machines to be migrated and all the physical nodes, representing the converted and normalized resource in a space coordinate system in the form of three-dimensional vector; projecting the space coordinate system and the resource vector, grouping the projection vectors, and obtaining the group match of the physical nodes and the virtual machines; and for each group match, scheduling with an optimal descending order bin packing virtual machine to get the decision result. The technical scheme of the invention is used in a distributed cluster system, is supportive to differentiated, global and expandable scheduling of multi-dimensional resource, and is featured by high speed of decision making and high accuracy.

The invention relates to navigational positioning systems, and discloses a local positioning method and system based on satellite orbit information. A terminal acquires ephemeris data, in all time periods within the preset time length from the current time, of at least N satellites from a server, wherein N is larger than or equal to four. The terminal stores the acquired ephemeris data in a local database, when positioning information of the terminal needs to be acquired, the ephemeris data in the corresponding time periods are acquired from the local database according to the current time, satellite signals are captured and traced according to the ephemeris data acquired from the local database, local coordinates are calculated according to the captured and traced satellite signals, and the positioning information of the terminal is obtained. The terminal with the positioning function can be precisely positioned even though the terminal is under the condition without an auxiliary positioning network or the condition of the severe environment or the extreme weather.

Presentation of images showing with high resolution the state of a surgical field during surgery is realized with a simple configuration. When performing surgery, a three-dimensional model is generate based on MRI images of a patient captured prior to surgery, and three-dimensional coordinates of each location on a surface of the patient are measured by scanning a laser beam over the surface and detecting laser beam reflected therefrom, and correspondence is made with the MRI image for each location of the surface (frameless / markerless: steps 100 to 116), the position of a surgical instrument is also detected by the laser beam, the position of the surgical instrument derived, and images of the surgical instrument combined onto the MRI images and displayed during surgery (steps 120 to 130).

The invention provides a system and a method for recognizing and monitoring exercising action through an unbound radio frequency label. The system comprises a plurality of commercial passive RFID label, an antenna, a Reader, a CPU and a prompting unit; the CPU comprises a data processing unit and a data storing unit; the detected people or matter within the communication range of the label and the reader can be recognized without modifying any existing commercial device or extra hardware facilities; the method is simple to use, quick and effective, can monitor and supervise the exercising action of a user on real time and guide the user. With the adoption of the method, the action standardability can be recognized, and the exercising action of a human body can be recorded and monitored on real time; the standard action data of the user are acquired firstly; the feature wave configuration files are extracted through a plurality of filters and by the extraction algorithm; then the configuration files can be matched on real time through the DTW algorithm to recognize the user action when the user exercises; the test performed in an indoor and closed office building, the recognizing precision of the exercising action is up to 92%.

The invention discloses a scenic region route recommending method based on sightseeing behaviors, and a system of the same. The scenic region route recommending method based on sightseeing behaviors includes the steps: acquiring the behavior data, generated from the sightseeing process, of a tourist, and extracting and generating a group of candidate sightseeing routes from the acquired historicalsightseeing behavior data by means of a frequent sightseeing route extraction method; and according to the total sightseeing time, the sightseeing starting / terminate place, and other personal sightseeing constraints input by the tourist, searching the route which can satisfy personal constraints and has the highness sightseeing value from the candidate routes and recommending the route to the tourist. The scenic region route recommending method based on sightseeing behaviors has the advantages of high accuracy of the recommending route, high customized degree of the recommending result, and high sightseeing experience degree.

The invention provides a full-function facial mask. The facial mask comprises the following components in percentage by mass: 0.01-2 percent of hyaluronic acid, 0.01-1 percent of reduced glutathione, 0.01-2 percent of L-vitamin C, 0.01-2 percent of tranexamic acid, 0.01-2 percent of liquiritigenin, 0.01-5 percent of vitamin E, 0.01-1 percent of EGF lyophilized powder, 0.01-2 percent of active peptide, 0.01-3 percent of SOD, 0.01-2 percent of arbutin, 0.1-2 percent of allantoin, 0.5-5 percent of glycerinum, 0.5-5 percent of propylene glycol and the balance of water, wherein the effective components are independently embedded with liposome or coated with nano-microcapsules before being mixed. The activated effective components of the facial mask are independently coated or embedded with transporters, and are delivered to the corium layer or the superficial corium layer by virtue of transportation of the transporters to achieve the effects of quadruple whitening, triple repairing and double moistening.

The invention discloses a network management system and a method for ensuring the normal communication thereof. A backup network management Proxy is added. Under normal conditions, the backup network management Proxy monitors in real-time the state of a main network management Proxy; when detecting the main network management Proxy is invalid, the backup network management Proxy automatically is switched to the main network management Proxy and promptly notifies a network management station (NMS) and resets a destination address of a simple network management protocol agent (SNMP Agent), to allow the communication between the NMS and each SNMP Agent via a new network management Proxy. Therefore, the invention can detect the invalidity of the network management Proxy in time and automatically switch the network management Proxy, so as to rapidly recover the normal communication function of the network management system and thus to improve the safety and reliability of the network management system communication.

The invention discloses a vibration feedback and force feedback combined man-machine interaction finger, glove and method and belongs to the technical field of man-machine interaction wearing. The data glove provided by the invention is fixed to the hand back of a user, it is ensured that the palm can freely expand and clench, a novel connecting rod mechanism is adopted, thus excessive burdens cannot be generated on the hand, and the flexibility of the finger can also not be influenced. Through combination of vibration feedback and force feedback methods, single sense organ paralysis caused bylong-time use by the user is avoided; the force feedback method adopting rope driving is safer than a method directly adopting a motor for driving, and vibration feedback generated by the vibration motor cannot oppress the hand because the motor is small in size; and the whole glove is designed in a non-full-covering mode, only the portion, needing to be stimulated, of the hand is covered, and thus resonant interaction is reduced. The whole vibration feedback and force feedback combined man-machine interaction glove is simple in structure, low in manufacturing cost, capable of being manufacturing through common 3D printing, and convenient to wear and popularize in user groups.

The invention relates to the field of agricultural cultivation, and relates to a paddy rice cultivation method. The method comprises the following steps: (1) paddy rice seeds are selected, and are subjected to seed soaking for 12-16h with a seed soaking liquid under a temperature of 35-37 DEG C; (2) a seedling-stage fertilizer is sprayed, and a seedling-stage substrate is applied; (2) when the seedlings reach a stage of 5-6 leaves, the seedlings are transplanted into a field spread with a cultivation base fertilizer; (4) when the paddy rice seedlings start tillering, a tillering fertilizer is applied; (5) when the paddy rice seedlings starts flowering, a flowering-stage fertilizer is applied; (6) when the paddy rice seedlings starts filling, a filling fertilizer is applied, and a foliar fertilizer is added; and (7) harvesting is carried out. The method provided by the invention is highly targeting. Targeting fertilization is carried out during various growth periods. With the treatment with the seed soaking liquid, a germination period can be shortened, paddy rice growth can be accelerated, paddy rice stress resistance can be improved, a period from germination to flowering can be shortened, and a flowering period and a fruiting period can be prolonged. During the tillering stage, tillering amount is increased with the tillering fertilizer. With the flowering-stage fertilizer applied during the flowering stage, pollination success rate can be improved. During the filling stage, with the filling fertilizer and the foliar fertilizer, filling rate is greatly improved, yield is improved, and paddy rice grain fullness is improved.

The device according invention has a programme memory wherein fragments of a broadcasted programme are temporarily stored, and is able to share programme fragments with similar devices in order to recompose the broadcasted programme at a time-shifted moment. By integrating devices according to the invention in network nodes, like for instance access network aggregating nodes (DSLAMS, DLCs, Fibre Aggregators, remote DSLAMs), and / or switches, routers and / or home-based terminals, a distributed Personal Video Recorder is for instance realized.

The invention discloses a novel bridge vortex-induced resonance control system and a control method thereof. A main beam of a bridge is provided with a plurality of sets of turbulent flow devices and fans. The wind field information around the main beam is transmitted through sensors, and the fans are controlled, so that the wind field flowing directions and air speed around the main beam are changed, acting force of wind to the main beam section is relieved, the wind field air speed around the main beam is controlled, the vortex drifting speed in wind fields is increased, the vortex falling-off frequency is changed to be away from the inherent frequency of the bridge, and vortex-induced resonance of the main beam is prevented. The turbulent flow devices are simple in structure, convenient to mount, capable of being mounted on the side edges of the main beam in a large number, low in weight, free of burden to the bridge, good in turbulent flow effect and capable of effectively controlling vortex-induced vibration of the bridge and improving stability and safety of wind-induced vibration of the bridge.

The invention relates to a balance control system combining electricity compensation with resistance dissipation in an energy storage system. The balance control system comprises battery packs, an electricity compensation balance control portion and a dissipation balance control portion. The balance scheme and the control mode include that each unit battery corresponds to an electricity compensation balance circuit, and the electricity compensation balance is started when the voltage of each unit battery is low; and simultaneously, each unit battery is connected in parallel with a dissipation resistor, and when the voltage of the individual battery is high during charging, dissipation control switches are started to enable the batteries to discharge through serial connected resistors, so that the battery packs and a compensation power supply are protected. Compared with a pure resistor dissipative balance scheme, the balance control system has the advantages that only the balance resistors of the individual batteries with high voltages work, so that the heat can be ignored, and heat management loads can be added. Energy of the compensation power supply is fully used, thermal losses are small, the energy conversion efficiency of a management system is improved greatly, a plurality of batteries can be balanced simultaneously, the balancing speed is increased, and the balancing time is shortened.

The invention provides a system and method for testing a wind farm power control strategy. A wind farm power control strategy making module of the system comprises a network data receiving / transmitting module, a data analyzing module, a data-caching module, a data fault tolerance module, an active / reactive control module and a real-time data interaction module, wherein the network data receiving / transmitting module, the data analyzing module, the data-caching module, the data fault tolerance module, the active / reactive control module and the real-time data interaction module are connected in sequence. The output end of the data fault tolerance module is connected with the input end of the real-time data interaction module. Information interface is conducted between the wind farm power control strategy making module and a wind farm grid analog simulation module or an actual grid interface module through the network data receiving / transmitting module. According to the system and method for testing the wind farm power control strategy, wind farm operation information is received in real time, set power values of wind farm units and reactive-load compensation devices are sent to the corresponding wind turbine generator units and the corresponding reactive-load compensation devices in a wind farm at regular intervals according to the different power control strategies, finally a closed loop for testing the control performance of a wind farm active / reactive control system is formed, and the success rate of on-site putting into operation is improved.

The invention discloses a plant protein peptide powder, which is a green, safe and healthy plant protein peptide powder, preferably protein powder derived from natural plants such as soybean protein isolate, pea protein, soybean peptide, wheat oligopeptide, and Peptide powder is the main raw material, which is more suitable for long-term use of existing sub-healthy people and middle-aged and elderly people. The preparation method of the plant protein peptide powder is also disclosed, the preparation is simple and the plant protein peptide powder can be mass-produced. The production process of the invention is simple, only needs to be sieved and mixed for packaging, has low production cost, high economic benefit, high product stability, is not easy to agglomerate, and is suitable for large-scale production.

The invention discloses a backlight adjusting system and method based on frontal-view face detection. The system comprises an image collecting module, an information processing module and a display driving control module, wherein the image collecting module is used for collecting head image or video information of a user by image collecting equipment as source information of information processing; the information processing module is used for processing the head image or video information collected by the image collecting module, identifying and capturing a face image, judging whether the face image is an image of a frontal-view face or not, controlling backlight brightness of a display screen according to a judging result and transmitting a control signal to the display driving control module; and the display driving control module is used for receiving the display screen backlight brightness control signal transmitted by the information processing module and adjusting the backlight brightness of the display screen.

When a host system outputs a read command to a memory controller, it measures a load count of a memory area on which a read access load is imposed. Then, when the host system judges that the load count of a memory area reaches a predetermined count, it causes the memory controller to perform an error detection on the memory area. Further, when the host system finds that an error occurs in the memory area, it causes the memory controller to perform an error correction on the memory area. This can avoid or reduce unintended rewriting due to repeated readouts.

The invention discloses a method for a hierarchical mobile IPv6 to avoid inter-domain handover, and aims to provide a method for dynamically handing over MAP to avoid inter-domain handover. The technical proposal is characterized by firstly constructing an MAP hierarchical list, then selecting an MAP which is the lowest hierarchy in the MAP hierarchical list according to MAP information received by an AR for log-in; searching by an MN with the obtained MAP hierarchical list, and finding out an MAP which has the same root node on branches on which AR-PAR used before MN handover and AR-NAR used after expected MN handover are arranged, and is nearest to an access router; determining handover from an PAR to an NAR is intra-domain handover or inter-domain handover, performing MAP binding update and HA binding update in advance to avoid the inter-domain handover if the handover is the inter-domain handover; finally handing over to the NAR when the detected signal strength of the NAR is stronger than that of the PAR while the MN is moving. The method can be used for avoiding the inter-domain handover, and reducing signaling interaction time between the MN and the MAP.

The invention discloses an SDN interchanger and controller dynamic registration method. The SDN interchanger and controller dynamic registration method comprises the following steps that S1, an SDN is initialized, an external configuration module informs an interchange and n controllers to establish TCP connection, and main connection is established between the interchanger and one controller and auxiliary connection is established between the interchanger and other controllers according to the priority algorithm; S2, when the main connection becomes abnormal, the interchanger sends a registration application message to one of the other controllers randomly; S3, a certain controller of the other controllers returns a registration agreeing message to the interchanger, and then new main connection is established between the controller and the interchanger. According to the SDN interchanger and controller dynamic registration method, when a fault occurs, normal services of the interchanger are not affected, and the reliability of the SDN controllers is greatly improved; meanwhile, seamless and rapid switching can be achieved, load balancing of the controllers is achieved, the method is simple and effective, and the burden of the controller is prevented from being increased.

The invention provides a liquid crystal pixel and the making method and LCD thereof. And the liquid crystal pixel comprises a data line, a doped polycrystalline layer and a shielding metal layer, where the doped polycrystalline silicon layer is located under the data line and the vertical projection of the polycrystalline silicon layer does not overlap the data line; the shielding metal layer is located between the data line and the doped polycrystalline silicon layer and form a storage capacitor together with the polycrystalline silicon layer. In addition, the invention also provides a liquid crystal pixel making method, which stores video data by the store capacitor and can not cause burden to the data line but can avoid possible parasitical capacitor between the pixel electrode and the data line.

The invention relates to a circuit board with an imbedded electronic device and a method of imbedding the electronic device therein. The circuit board comprises a core board, the electronic device, an insulating filled layer and a conductive structure; the surface of the core board is provided with a line layer and a through hole in which the electronic device is held; two opposite sides of the electronic device are respectively provided with an end electrode which faces to the wall of the through hole of the core board; one end surface of the end electrode is an orifice exposed outside the through hole; the insulating filled layer is filled in a gap formed between the wall of the through hole of the core board and the electronic device; and the conductive structure is in bridge connection with the end surface of the end electrode and the line layer of the core board. The electronic device can be imbedded in the circuit board without causing the thickness increase of the circuit board and has simple manufacture technology.

The invention discloses a data backup method which is a good data backup method for the SSD. The method includes the steps of determining at least one valid hard disk physical address in a hard disk from a first mapping table where the corresponding relation between the hard disk logic address and the hard disk physical address is stored, setting at least one piece of first identification information for the effective hard disk physical address in the first mapping table so as to obtain a second mapping table, and conducting data backup according to the second mapping table and the first identification information. The invention further discloses a data recovery method and a corresponding electronic device.