62results about How to "Uncertain" patented technology

The invention discloses a display panel and a display device and relates to the technical field of liquid crystal display, aiming to increase aperture ratio of the display panel and weaken influence on color temperature.The display panel comprises a color-film substrate and a spacer array corresponding to a black matrix and a color pixel array in the color-film substrate.An arrangement structure of the spacer array in the line direction of the black matrix comprises X lines of spacers in mixed arrangement, m lines of single-row spacers are arranged between every two adjacent spacers in mixed arrangement, every line of spacers in mixed arrangement includes a main spacers, n auxiliary spacers are arranged between every two adjacent main spacers, and every line of single-row spacers includes z auxiliary spacers.The display device comprises the display panel.The display panel is used in the display device.

The invention provides a highway tunnel ventilation feedforward control method based on environmental forecasting. The method comprises steps as follows: sensors in a tunnel collect CO / VI concentration and instant information of traffic flow in the tunnel and transmit the CO / VI concentration and the instant information to a monitoring center computer; the traffic flow of the n time period is substituted into a tunnel traffic flow data predication model, and the traffic flow of the (n+1) time period is predicated; theoretical values of the CO / VI concentration in the n time period and the (n+1) time period are obtained through calculation; a predicated increment of the CO / VI concentration is calculated according to an actually measured CO / VI concentration value as well as the theoretical values of the CO / VI concentration in the n time period and the (n+1) time period; the predicated increment of the CO / VI concentration is input into a fuzzy controller, and the number of changed fans is obtained through processing and calculation of the fuzzy controller and is taken as a controlled variable to be output to a site area controller; the site area controller controls the fans to be started or stopped according to the controlled variable. With the adoption of the method, optimal operation of the tunnel ventilation control system is realized, and traffic safety is guaranteed.

The invention discloses a search encryption method supporting dynamic updating and multi-keyword searching and achieving safe ranking. According to the search encryption method, a red-black tree serves as an index structure, an unencrypted index is generated for a file set, file vectors are stored in leaf nodes, and a union result of child nodes is stored in an internal node. Vectors of all the nodes in the tree are encrypted through an asymmetrical scalar product. During keyword searching, a client side generates a trap door matched with the child nodes of the red-black tree. Calculation is conducted according to the word frequency stored by the leaf nodes, and a top-k file can be returned during searching. When a file is added or canceled, the client side sends a file name and operation, a server returns relevant nodes, and structure updating is achieved in the server. The client side conducts data decrypting and updating and sends decrypted and updated date to the server. Partial updating of the index is achieved through the server. By means of the search encryption method, the dynamic updating purpose of cloud storage data can be achieved, and the user experience can be improved through multi-keyword searching and safe ranking.

The invention discloses a method for detecting wireless sensor network sparse events based on compressed sensing and the game theory, which belongs to the field of wireless communication and aims to solve the problem that excessively intensive sensor nodes randomly released in the wireless sensor network probably cause communication interface but sparse sensor nodes probably cause detection leak.The method disclosed by the invention comprises the following steps: (I) dividing M sensor nodes randomly released in the network system into a layers according to the thought of the game theory; (II) determining to activate one or more layers of sensor nodes according to the number (K) of the current events; (III) receiving a data vector y by a data terminal of the network system, and obtaining a measurement matrix [phi]P*N according to the detection process; and (IV) obtaining the specific distribution vector E of K happening events in N event sources by use of a greedy sparse event detection algorithm.

The invention discloses an aircraft autonomous formation method based on potential game, and the method comprises the steps: constructing an aircraft potential game group interest function according to an aircraft formation rule; constructing a potential game individual interest function according to the information obtained by each aircraft and the group interest function; regularly updating theaircraft information according to a distributed rule, so as to enable the group interest and the individual interest. The invention proposes an aircraft autonomous formation distributed collaborativedecision-making method based on potential game and the formation rule under the condition that a communication link loses a packet, and the method gives full consideration to the localization of the individual interest and individual information, also gives consideration to the optimization of the group interest, and can guarantee that the large-scale high-dynamic aircraft autonomous formation achieves the distributed dynamic target distribution under the conditions that there is a certain information uncertainty and there is packet loss in the network communication.

The invention provides an identity authentication method realizing a dynamic password encryption mode. The technical scheme comprises the following steps of: I, registering a new user, generating a mask picture M of the new user, and storing the other information and the mask picture M of the new user in a database as the registration information of the new user; II, authenticating the legal identity of the user; if the identity of any user needs authentication, executing the following steps: (1) generating a random cipher; (2) generating a cipher picture; (3) generating a cipher sub-picture;and (4) entering passwords to prove whether the user to be authenticated is a registered user. The invention has the beneficial effects that dynamic passwords can be realized, the decryption mode is simple, and the security is high. In spite of dynamic passwords, cipher transfer is not involved in the authentication process, thus the security is further improved.

The invention discloses an unmanned plane risk-avoiding detection device and method based on ultrasonic waves and a binocular vision. The device comprises a power supply management system, a c and an interface system. The power supply management system comprises a power supply output management unit, a charging management unit and a lithium battery. The power supply management system comprises a vision unit, an ultrasonic unit, an information processing unit and an inertia unit. The interface unit comprises a display unit, an interface unit and a wireless unit. The method comprises the steps of: controlling the vision unit and the ultrasonic unit to collect visual information and ultrasonic, controlling the information processing unit to collect visual and ultrasonic information and inclination angle data, obtaining the distance of a front obstacle and inclination angle information of the system by means of data fusion, and displaying the generated data through the interface system or uploading the generated data to other equipment. According to the invention, precise distance measurement and obstacle identification are realized for equipment, and the distance measurement precision and the reliability of successful obstacle avoidance are improved to the largest degree.

The invention relates to a low-delay balanced energy consumption routing method for a wireless sensing network, which comprises the following steps of: initializing the network and establishing a respective depth weight and a neighbor table for each node, wherein the depth weight is equal to a nodal distance and is proportional to the shortest hop count of a sink node; dividing packets to be transmitted into two types of delay sensitive packets and non delay sensitive packets and carrying out division at frame headers by zone bits; when data is to be transmitted at a certain node, broadcasting a routing request frame added with a certain packet type, waiting to receive a routing response frame of a neighbor node and after receiving the routing response frame, selecting different routing algorithms according to different packet types to select a next hop of node; if the packet type is the delay sensitive packet type, preferably selecting the node with the minimum delay weight to carry out forwarding; and if the packet type is the non delay sensitive packet type, preferably selecting the node with the minimum balance weight to carry out forwarding. According to the invention, the time delay is reduced and the energy consumption is more balanced.

The invention discloses a method for determining the content of pulverized coal, coke and iron-containing charge in blast furnace dust, which comprises the following steps: 1) determining the true density of materials; 2) preparing a separating medium; 3) carrying out centrifugal separation on the furnace dust; 4) measuring and calculating the weight percentage content of settled coal and settledcoke; 5) calculating the weight percentage content of coal and coke in the furnace dust; and 6) measuring and calculating the composition of the iron-containing charge in the furnace dust. Compared with the prior art, the method has the following advantages and positive effects: the creativity is novel, the method adopts the physical separation method of centrifugal sedimentation to measure and calculate the content of the coal, the coke and the iron-containing charge in the blast furnace dust by utilizing the properties that the particle size ranges of the components are close, but the true densities of the components are greatly different; and the operation is simple, the test accuracy is high, the determination method is less affected by human factors, and the accuracy of the method ishigher than that of the coal rock microscopic analysis method.

The invention provides a structure positioning sample preparation method of a sheet. The method includes the steps that 1, in the thickness direction of the sheet, a sheet surface sample and a cross section sample are perpendicularly taken in a cutting mode perpendicular to the sheet surface, the sheet surface sample and the cross section sample are fixed together, and the sheet surface of the sheet surface sample and the thickness surface of the cross section sample are kept in the same plane; 2, the sheet surface sample and the cross section sample are subjected to metallurgical polishing or corrosion, changing of structures is observed, and the corresponding sheet thickness position generated when the cross section structure changes is determined; 3, the sheet surface of the sheet surface sample and the thickness surface of the cross section sample, which are located in the same plane, are polished at the same so that the thickness of the sheet surface sample can reach the needed sheet thickness position determined in the step 2. According to the method, structure positioning and thickness positioning are combined, and multilevel positioning analysis is achieved; especially, for nondeterminacy of structure changing of a penetrating layer and a plating layer in the thickness direction, a prepared sample can be flexibly and accurately positioned according to structure changing, and therefore practicability is high.

The invention discloses a domain name redirection method and system. The method comprises the following steps: S10, obtaining an internet protocol address; S20: analyzing a data packet in a link layerand intercepting a specified domain name request; and S30: redirecting the specified domain name request to the internet protocol address. By adoption of the domain name redirection method and system, the user only needs to remember the domain name and can directly access the network by the domain name, so that the method is more friendly; and in addition, the interception range of the DNS request data packets is expanded, identical interception and redirection are performed on the DNS requests not passing the IP layer, thereby ensuring the integrity of the data and ensuring the comprehensiveness of device management, for the service providers, some network devices that cannot be managed by accessing the fixed IP addresses can be managed by the method by accessing the fixed IP addresses,and thus the network management is more convenient and more standardized.

The invention provides a one-time pad password system based on visual cryptography. The technical scheme is that the one-time pad password system comprises a main-control module, an identity characteristic input interface, a visual information display terminal, a password input terminal and a plurality of subscriber masking pictures, wherein each subscriber masking picture corresponds to a subscriber; the identity characteristic input interface receives the identity characteristic data input of subscribers and sends the identity characteristic data input to the main-control module; the password input terminal receives the password input and sends the password input to the main-control module; the visual information display terminal receives visual cryptography subsidiary pictures sent by the main-control module and displays the visual cryptography subsidiary pictures to the subscribers; the subscribers place the possessed subscriber masking pictures on a first aligning frame to acquire the password P at the time; the main-control module comprises a master control program and a database; the main-control module takes a computer system as the platform and further comprises another master control program and another database to achieve subscriber register and authentication identification. The one-time pad password system provided by the invention can achieve safe, convenient andefficient subscriber identity authentication.

The invention discloses an intelligent warehouse management system based on SOA and a genetic algorithm. The system mainly comprises (1) a basic information module; (2) a warehousing module; (3) a warehouse-out module; (4) a checking module; According to the system, the working efficiency of enterprise warehouse workers is greatly improved, and the defects that output and storage processes are tedious and messy, and the period is long are greatly reduced; Besides, based on comprehensive automation of enterprise warehouse management, vulnerabilities in warehouse-in management, warehouse-out management and inventory management can be reduced, a lot of management expenses can be saved, and enterprise income is increased; In addition, operation automation of warehouse management and information electronization comprehensively improve the warehouse management level of enterprises.

The invention discloses an adaptive variable impedance control method for a clamping mechanism of a fruit sorting parallel robot. According to the method, an impedance controller outer loop and a position controller inner loop are used to form a cascade control structure, the deviation between the expected clamping force and the acquired actual contact force is taken as the input of an outer ringforce impedance controller, the outer ring force impedance controller generates the correction amount of the inner ring position reference track, and the clamping force control is realized through theadaptive variable impedance control of the clamping mechanism of the fruit sorting parallel robot. An adaptive variable impedance control algorithm of the clamping mechanism of the fruit sorting parallel robot has the adaptability to the movement speed and load change of the clamping mechanism, and lossless clamping of the fruit can be achieved through the clamping mechanism of the fruit sortingparallel robot.

The invention provides an anti-counterfeiting mark manufacturing method and device, an anti-counterfeiting mark verification method and device and an anti-counterfeiting mark processing system. The anti-counterfeiting mark manufacturing method comprises the steps: controlling laser to irradiate a target object, so as to form a fusion bead and / or a fusion hole serving as an anti-counterfeiting markon the target object; and obtaining and storing the image of the molten bead and / or the molten hole at a database server as a reference image for verifying authenticity. As the molten beads and the molten holes can be used as anti-counterfeiting marks and have the advantage of difficulty in reproduction, the anti-counterfeiting performance can be effectively improved.

The invention discloses a modeling and control method for a temperature and humidity system based on a closed space. The method comprises the following steps of S1, building a temperature and humidity system model of the closed space based on a mechanism analysis method and a step response system identification method; S2, designing a control system decoupler of the temperature and humidity system by using a feedforward compensation decoupling method; S3, designing a fuzzy adaptive PID control system of the temperature and humidity system based on fuzzy control and PID control; and S4, setting a fuzzy control rule MATLAB simulation and a control system Simulink simulation. According to the modeling and control method for the temperature and humidity system in the closed space, problems that a traditional PID algorithm is insufficient in anti-interference capacity and a conventional decoupling method is poor in effect are solved, and it is verified through experiments that the modeling and control method has the good effect on control precision and system stability of a temperature and humidity controller; and meanwhile, the anti-interference performance of the system is also improved.

The invention discloses an automatic music lottery drawing machine and a lottery drawing method. The lottery drawing machine comprises an audio signal generator for sending a random audio signal, an audio signal acquisition unit for acquiring a random audio signal sent by the audio signal generator, a signal converter for converting the acquired random audio signal into a first random digital signal, a controller for sending a lottery drawing control instruction, and a lottery drawing number generator for putting the first random digital signal into a pseudorandom number base sequence to generate a real random number base sequence, and generating a lottery drawing number from the real random number base sequence according to the lottery drawing control instruction sent by the controller. The automatic music lottery drawing machine is high in automation degree, strong in randomness and high in unpredictability and requirements on modern rapid and automatic lottery drawing are met.

The invention discloses a method for improving the moisture resistance of cabbage type rape. The method comprises the following steps of: (A), constructing a glufosinate-ammonium resistant expression vector containing vitreoscilla hemoglobin (vgb), namely, (1) obtaining a target fragment, (2) recovering a polymerase chain reaction (PCR) product, transforming and sequencing, (3) preparing transferred-deoxyribonucleic acid (T-DNA), (4) preparing Vector, (5) preparing the expression vector, and (6) preparing bacterial liquid of agrobacterium tumefaciens; (B), breeding a recovery line of the moisture-resistant cabbage type rape, namely transforming the vgb into R2 by an agrobacterium tumefaciens mediated method to obtain a T0 recovery line, and performing continuous selfing to obtain a T2 recovery line; (C), breeding a maintainer line of the moisture-resistant cabbage type rape, namely (a) transforming the vgb into 6098B by the agrobacterium mediated method to obtain a T0 maintainer line, and performing continuous selfing to obtain a T2 maintainer line, and (b) hybridizing a T1 recovery line single plant serving as a male parent with the 6098B, performing continuous backcrossing by taking the 6098B as a recurrent parent to obtain BC3, and performing selfing to obtain the T2 maintainer line; and (D), obtaining a sterile line of the moisture-resistant cabbage type rape. The method is easy and convenient to operate and obvious in effect, the cost can be reduced, and the breeding progress can be shortened.

The invention discloses a space-time structured emotional soothing tree and its generation method and an emotional soothing interaction system. Different from a current 'emotional state to emotional feedback' single-point type interactive method, the 'emotional state to space-time structured emotional feedback group' interactive method is adopted. With respect to a negative emotional state, the soothing tree having space-time structured characteristics is automatically generated. The soothing tree is formed by ordered arrangement of a series of soothing living examples according to time and space. A structured soothing model meets the requirements of soothing negative emotions step by step and by multiple measures. Soothing living example generation results have diversity and uncertainty, and soothing fatigue which may be brought by repeatability can be reduced.

The invention provides an in-situ digitized monitoring method for a seabed sediment resuspension nonlinear dynamic process. The in-situ digitized monitoring method comprises the steps that suspended sediment concentration inversion is conducted through seabed-based ADCPs, a probe of each ADCP serves as a signal source, and therefore space-time distribution of the suspended sediment concentration is obtained; a blind source separation technique is used for separating the suspended sediment concentration; according to the principle of nonlinear dynamics, a track of the suspended sediment concentration in a state space is reconstructed by utilizing a time series, and suspended sediment concentration information is converted into correlation dimensions, complexity, a maximal Lyapunov index and an approximate entropy nonlinear index, wherein the correlation dimensions, the complexity, the maximal Lyapunov index and the approximate entropy nonlinear index reflect the features of the nonlinear dynamics; a nonlinear trend is drawn by means of a nonlinear index of the time series and used for reflecting changes in the features of the nonlinear dynamics in the whole process. The in-situ digitized monitoring method for the seabed sediment resuspension nonlinear dynamic process realizes seabed in-situ real-time monitoring of nonlinear dynamic behaviors of changes of the suspended sediment concentration in the resuspension process, provides technical support for mechanism study in the seabed sediment resuspension process, and has the application value of establishing a suspended sediment concentration change model later and predicting the suspension and raise amount of seabed sediments.

The invention discloses an automatic numerical control machine tool for bolt production, and relates to the technical field of automatic production. The automatic numerical control machine tool for bolt production comprises a bottom plate, a lifting clamp and a mounting frame are fixed to the top of the bottom plate, and a driving motor is fixed to the top of the inner side of the mounting frame. According to the automatic numerical control machine tool for bolt production, in the forward rotation cutting process of a machining device, an auxiliary channel can suck air outside the machining device and then convey the sucked air to the inner side of the machining device, so that air circulation of the inner side of the machining device is improved, and the temperature of a bolt and a machining cutting tool bit is effectively reduced. When the machining device rotates reversely to enable the machining cutting tool bit to be separated from the bolt, the machining cutting tool bit can push out scrap iron in the threads, and mutual movement between air outside the machining device and air inside the auxiliary channel can enable the interior of the auxiliary channel to be in a certain negative pressure state, so that the scrap iron is separated from the machining device through the auxiliary channel.

The invention provides a network data acquisition system based on big data processing, which is suitable for a local area network consisting of a plurality of enterprise intranets and comprises a dataacquisition module, a data storage module, a node extraction module, a fault judgment module and a fault positioning module, wherein the data acquisition module is used for acquiring operation data of the local area network, the data storage module is used for storing the acquired data, the node extraction module is used for intermittently extracting data from the acquired data as node data, thefault judgment module is used for monitoring a local area network fault according to the node data, and the fault positioning module is used for positioning the fault according to the acquired data when the fault judgment module monitors the fault. According to the invention, comprehensive and real-time fault monitoring of the local area network is ensured, the operand is reduced, and the fault positioning efficiency is improved.

The invention relates to the technical field of agriculture, in particular to a bud-grafting seedling-raising method for artocarpus altilis. The method includes the steps of preparing rootstocks of artocarpus heterophyllus seedlings and scions of the artocarpus altilis; grafting the rootstocks with the scions by a patch bud-grafting method; cultivating grafted seedlings, cutting the rootstocks twice after the scions grows new buds, and obtaining the grafted seedlings of the artocarpus altilis. By adopting the bud-grafting seedling-raising method for the artocarpus altilis, 12-15 months is required from rootstock cultivation to harvest of the artocarpus altilis seedlings out from the nursery, the survival rate can be increased, the number of the seedlings can be increased in a short periodof time, and the bud-grafting seedling-raising method for the artocarpus altilis is suitable for large-scale seedling raising and provides a guarantee for promotion of application of a large number ofseedlings for the artocarpus altilis industry.

The invention provides a football shooting machine, and belongs to the field of physical training equipment. The football shooting machine comprises a machine body, a shooting barrel, a connecting assembly and a positioning assembly. The machine body is provided with a ball outlet window; and a ball outlet corresponding to the ball outlet window is formed in the shooting barrel. The connecting assembly is connected between the shooting barrel and the machine body, and the connecting assembly can enable the shooting barrel to swing around the connecting assembly in the width direction of the ball outlet window and the height direction of the ball outlet window. The positioning assembly is connected between the machine body and the shooting barrel and used for driving the shooting barrel toswing in the width direction of the ball outlet window and / or the height direction of the ball outlet window. The shooting angle of the football shooting machine is adjustable, so that the serving direction is uncertain, and a good training effect can be achieved.

The invention provides a sewage treatment control method based on self-adaptive predictive control, which comprises the following steps of acquiring real-time data in a sewage treatment process, constructing a model-free self-adaptive predictive controller according to the acquired real-time data, outputting a dissolved oxygen conversion coefficient and a real-time control value of an internal reflux quantity by utilizing the model-free self-adaptive predictive controller, according to the real-time control values of the dissolved oxygen conversion coefficient and the internal reflux quantity, controlling the nitrate nitrogen concentration and the dissolved oxygen concentration in the sewage treatment process to track the set expected values in real time, and achieiving the purpose of sewage purification. According to the method, the I / O data in the sewage treatment process are fully utilized, the design of the controller only depends on the I / O data, no model information is needed, the unmodeled dynamic problem can be avoided, the method is particularly suitable for control over the actual sewage treatment process, and effective control results can be achieved under different sewage treatment operation conditions; the problem that the existing sewage treatment method is not suitable for the actual sewage treatment industry due to no modeling dynamics is solved.

The invention discloses a search encryption method supporting dynamic updating and multi-keyword searching and achieving safe ranking. According to the search encryption method, a red-black tree serves as an index structure, an unencrypted index is generated for a file set, file vectors are stored in leaf nodes, and a union result of child nodes is stored in an internal node. Vectors of all the nodes in the tree are encrypted through an asymmetrical scalar product. During keyword searching, a client side generates a trap door matched with the child nodes of the red-black tree. Calculation is conducted according to the word frequency stored by the leaf nodes, and a top-k file can be returned during searching. When a file is added or canceled, the client side sends a file name and operation, a server returns relevant nodes, and structure updating is achieved in the server. The client side conducts data decrypting and updating and sends decrypted and updated date to the server. Partial updating of the index is achieved through the server. By means of the search encryption method, the dynamic updating purpose of cloud storage data can be achieved, and the user experience can be improved through multi-keyword searching and safe ranking.

The invention discloses a power system receiver device based on Beidou navigation. The device comprises a set-top box and a digital receiving unit. The input end of the digital receiving unit is connected to a channel correlator, and the output end of the digital receiving unit is connected to an output unit. The channel correlator comprises an RF front-end controller and a LAN bus module. The input ends of the RF front-end controller and LAN bus module are connected to a Beidou communication module, and the output ends of the RF front-end controller and the LAN bus module are connected to an SAW filter. The input end of the digital receiving unit is connected to a receiver simulation front end, and the digital receiving unit also comprises a digital signal processor. The data input end of the digital signal processor is connected to a radio frequency reading module. The output end of the digital signal processor is connected to a baseband control module. By using a signal capture module, a problem of large computation cost when multiple satellite signals are captured at the same time is solved, and the computation complexity is not increased with the increase of an over-sampling rate.

The invention discloses a method resisting narrow-band interference in an orthogonal frequency division multiplexing (OFDM) communication system. According to the method, an OFDM physical layer obtains interference situations inside a channel used by a current system by means of interference detection, a media access control (MAC) layer calculates available bitmap masks corresponding to spectrum resources according to the interference situations reported by the physical layer and transmits the masks to the physical layer again, the physical layer uses an interference avoiding method and carries out sub-carrier mapping again according to the bitmap masks, the physical layer achieves bitmap information interaction between a base station and a terminal according to a frame structure used for dynamic interaction of the bitmap masks, and the terminal carries out downlink receiving and uplink transmitting according to new bitmap masks, and carries out normal communication flow. The method can effectively resist the narrow-band interference, lowers a system floating error rate (FER) under interference environment, performance of discrete type sub-carrier distribution way is improved, and normal communication of the system under multiple burst interference situations can be achieved.

The invention discloses a near-infrared fluorescent probe compound taking an N-pyridine oxide derivative as a recognition group as well as preparation and application of the near-infrared fluorescent probe compound. The preparation method specifically comprises the following steps: firstly, oxidizing a pyridine heterocyclic compound into an N-pyridine-2-formaldehyde oxide derivative, and taking the N-pyridine-2-formaldehyde oxide derivative as a recognition group; finally, enabling rhodamine B hydrazide to react with the N-pyridine oxide derivative in an organic solvent, so as to obtain the N-pyridine oxide-rhodamine B near-infrared fluorescent probe. The N-pyridine oxide-rhodamine B type near-infrared fluorescent probe can detect divalent palladium ions with high sensitivity and high selectivity, can realize colorimetric and fluorescent dual-mode detection of the divalent palladium ions in the environment, and can also be used for rapid detection of the divalent palladium ions in cells. Besides, the applied N-pyridine oxide derivative is a new recognition group which is easily available in initial raw material and easy to prepare, and has a wide application prospect in the aspect of detecting other heavy metal ions after being combined with other common dyes.