114results about How to "Easy to generate" patented technology

The invention discloses a system and a method for positioning underground personnel in a coal mine. The system comprises a ground monitoring center arranged aboveground, a transmission base state arranged underground, a plurality of gateway nodes, an optical fiber, a bus, a plurality of wireless beacon nodes and a plurality of mobile nodes, wherein the system is intrinsically safe when applied to underground equipment. The method is a positioning method based on mode matching and comprises the steps of: dividing a roadway into different blocks according to a roadway structure and the signal coverage area of the beacon nodes, distributing the beacon nodes in each block according to a same manner, generating a positioning mode database on the ground monitoring center through training the nodes in a training state, sending a positioning mode to the ground monitoring center by the mobile nodes according to the positioning signals of the received beacon nodes in a positioning stage, matching a mode generated by training the nodes in the database to find out a proximate mode, thereby realizing accurate positioning. The system and the method for positioning the underground personnel are high imprecision, low in cost and low in energy consumption, and the system is simple in equipment structure.

The invention discloses a method and device for generating a panoramic image, belonging to the technical field of image processing. The method comprises the following steps: obtaining a plurality of images shot with a mobile phone and carrying out cylindrical projection on the obtained images; determining the overlapping range between any two adjacent projected images according to the pixel coherence between any two adjacent projected images; and carrying out seamless joining on any two adjacent projected images according to the overlapping range between any two adjacent projected images to obtain the panoramic image. The device comprises an obtaining module, a projecting module, a determining module and a joining module. The panoramic image is generated in the invention by carrying out cylindrical projection on the images shot with the mobile phone and carrying out seamless joining after determining the overlapping range between any two adjacent projected images; therefore, the invention not only can simplify the ways of generating the panoramic image but also reduces the requirement for image quality, thus ensuring easy popularization of application of the panoramic image.

The invention discloses a longitudinal-torsional resonance ultrasonic vibration device, and relates to the field of ultrasonic processing and precise cutting. The problems that when an existing torsional vibration device applied to milling machining carries out torsional vibration, internal friction of a material loses most energy, and consequently, the torsional amplitude is small, and the energy utilization efficiency is low are solved. The device comprises a ladder type hollow cylinder cone composite body, a longitudinal-torsional conversion hollow cylinder, a pre-tightening bolt, the even number of piezoelectric ceramic pieces and a plurality of electrode pieces; the ladder type hollow cylinder cone composite body is mainly composed of an axial locating shaft, a cylindrical longitudinal-torsional conversion body, a conical torsional vibration amplifying body and a cylindrical longitudinal vibration amplifying body which are coaxially and sequentially arranged and are manufactured into a whole; and the ladder type hollow cone composite body, the longitudinal-torsional conversion hollow cylinder body, the even number of piezoelectric ceramic pieces and the electrode pieces are connected together through the pretightening bolt. The longitudinal-torsional resonance ultrasonic vibration device is used for ultrasonic vibration machining.

A traffic information calculation device includes: a probe information database for accumulating vehicle information including a vehicle position and the time of the vehicle position; a branch judgment unit for judging the branch direction of the vehicle at an intersection according to the position of the intersection on the map database and the vehicle information; and intersection traffic information calculation unit for calculating the wait time or jam length of the branch direction at the intersection from the vehicle information. Thus, the intersection traffic information calculation unit can calculate the traffic information for each branch direction at the intersection and it is possible to obtain accurate traffic information for each branch direction even at an intersection having five directions or more.

The invention discloses a Flex-based monitoring page display method and a Flex-based monitoring page display system. The method comprises that: a monitoring page information processing module of a server acquires monitoring page information comprising information about a plurality of Flex controls, and transmits the monitoring page information to a browser; a browser Flex resolution module of thebrowser establishes a static monitoring page according to the monitoring page information; a server page resolution module obtains dynamic updating data according to real service data acquired from specific service modules and the monitoring page information, and transmits the dynamic updating data to the browser; and the browser Flex resolution module of the browser displays a real-time monitoring page according to the static monitoring page and the dynamic updating data. By the method and the system, the workload of programmers can be reduced, and the monitoring page can be simply and rapidly generated with high efficiency; in addition, a strip mechanism can be used for the dynamic rule information of the information about the Flex controls, thereby enhancing the monitoring flexibility to a certain extent.

The invention discloses a device for optically generating radar pulse compression signals. The device comprises a laser, a coding signal generator, a microwave signal generator, a polarization multiplexing double-parallel Mach-Zehnder modulator, a direct-current power supply, a photoelectric detector, a polarizer and a polarization controller; and, by utilization of the frequency-shifting characteristic and the phase modulation characteristic of the polarization multiplexing double-parallel Mach-Zehnder modulator, after being coupled through the polarizer, polarization orthogonal modulated optical carrier signals and unmodulated optical first-order sideband signals output by the polarization multiplexing double-parallel Mach-Zehnder modulator are detected through the photoelectric detector, so that phase coded or linearly frequency-modulated radar pulse compression signals can be generated. On the basis of the integrated modulator structure, the device disclosed by the invention is simple in system composition and steady in performance; and, the following disadvantages can be overcome: the traditional manner of generating pulse compression signals in the electric domain is limited by the rate and the bandwidth of an electronic device; high-frequency signals are generated difficultly or cannot be generated; the time-bandwidth product is limited; the reconfigurability and the frequency adjustability of the system are poor, etc.

An embodiment of the invention discloses a service authentication key generating method which comprises the following steps: generating a prepared key in the service authentication key hierarchy which is effective in a preset life cycle by a user device and key generator with trust relationship; and generating a service authentication key in the service authentication hierarchy sheared by user device and server according to the prepared key in the service authentication key hierarchy which is effective in the current life cycle when the user device accesses the service. The embodiment of the invention also discloses a service authentication key generating system, a user device and key generator. The method, system and device disclosed by the embodiment of the invention have the advantages of simplifying the generating mode of service authentication key, reducing the delay of server access, and avoiding the condition that two authentications are executed in each accessing.

A metallic material for electric or electronic parts containing a resin film on or over at least a part of a metallic substrate; and an electric or electronic part using the metallic material.

The invention provides a method of generation and backup of a digital certificate and a private key. The method of generation and backup of the digital certificate and the private key comprises that a data center is in network connection with a personal computer (PC) end card issuing tool, the PC end card issuing tool is respectively connected with a certificate generation terminal and a card issuing terminal, a signature card is inserted in the card issuing terminal, a backup card is inserted in the certificate generation terminal, root certificate data, working certificate data and related personnel information are stored in the data center, the PC end card issuing tool and the data center carry out interactive through an ethernet network, the PC end card issuing tool writes the digital certificate generated by the certificate generation terminal in the signature card, can safely and rapidly formulate the format of the digital certificate, and meanwhile can recover private key data corresponding to backup root certificates, and facilitates unified management.

The embodiment of the invention discloses a log generation method, a device, a computer device and a storage medium. The method comprises the following steps: an interface invocation request is intercepted by an interceptor, and the interface invocation request comprises an interface identifier; Whether the corresponding software interface identified by the interface is an annotation interface isjudged by an interceptor, and the annotation interface is a software interface with a preset annotation added in advance, wherein the preset annotation comprises a database identification and a log table identification; If the software interface corresponding to the interface identifier is an annotation interface, the input parameters of the software interface are obtained through the interceptor,and the input parameters are written into the log table corresponding to the log table identifier, and the log table is stored in the database corresponding to the database identifier; the software interface runs, the running results of the software interface is obtained through the interceptor, and the running results is writen into the log table corresponding to the log table identifier to generate the log. By implementing the method of the embodiment of the invention, the generation mode of the log can be simplified, and the unified management of the log can be facilitated.

The invention relates to a composite optical eddy generation method and a device thereof. The invention is characterized in that the method and the device belong to the method and the device for compounding eddies through the coaxial overlapping of various optical eddies realized by the angle multiplexing polyad storage technology. The device comprises a light path and a generation device, wherein the light path uses the angle multiplexing technology for realizing the polyad holographical storage and reoccurrence, the light path can realize the holographical storage and reoccurrence of various different optical eddies, the generation device is used for generating the optical eddies, and the generation device can generate different optical eddies according to the requirements. Different light irradiation body holographical recording media are controlled through computer programming for reproducing different eddy combinations, so the coaxial overlapping of different optical eddies is realized for generating composite eddies. The invention satisfies the coaxality and high diffraction efficiency of different optical eddies. In addition, because the method can increase the storage capacity of the optical eddies through changing the incidence angle of the reference light, the composite eddy generation method of the invention is simple and is easy to regulate, and in addition, the obtained composite eddies have various types.

The invention discloses a method for generating vortex light with rotation angular momentum and a vortex light array with rotation angular momentum. On the basis of the shaping principle that a phase plate with rotation phase distribution is irradiated by a collimated light beam to generate a vortex light beam, the azimuth angle of a rotation phase and a proportional constant are multiplied, the rotation order of the rotation phase is in an ultrahigh level, and therefore the light which is similar to a line in light intensity distribution is generated in the observation (or imaging) plane perpendicular to the optical axis direction. Because the light is generated by the rotation phase and has rotation angular momentum, the light is called as the vortex light. The light beam can move particles on the observation plane perpendicular to the optical axis direction in a non-mechanical-moving mode. Multiple rotation phases modulated by blazed gratings are overlapped and distributed on the same phase plate, so that vortex light arrays arrayed in parallel are generated. The generated light beam has a unique optical characteristic, the generating method is simple and flexible, and the method can be used for the fields of optical tweezers technologies, light beam shaping and laser application.

The invention belongs to the technical field of high voltage and insulation, and specifically relates to a method for fluorinating an insulator through use of a CF4 plasma. According to the method, an insulator is put in a reaction cavity, a mixture of CF4 and an inert gas is fed into the reaction cavity, the insulator is processed by a discharge plasma for 2-30min at room temperature and at low pressure of 0.01-0.1atm, so CF4 and the surface of the insulator are reacted with each other to generate a fluorinated layer. The method has the characteristic that the surface of a insulator is fluorinated through plasma processing in CF4, the surface flashover characteristic of insulators is improved, the electric strength of insulators is improved, the flashover voltage can be improved by about 50% to the maximum, the hydrophobic and oleophobic properties of the surfaces of insulators are improved, and the capability of insulators to prevent wet flashover and pollution flashover is improved.

A light-emitting device having a ring optical resonator and capable of laser oscillation by a novel structure realized by working out the mechanism of light emission. The light-emitting device having a ring optical resonator fabricated on a base is characterized in that the optical resonator has a core made of a semiconductor and serving to propagate light and a clad formed on at least the base side of the core in the stack direction out of the base side and the opposite side of the core, at least the ring inner and outer peripheral surfaces of the core are covered with a transparent body having an index of refraction lower than that of the space or the clad, and a part of the ring inner and outer peripheral surfaces of the clad are covered with a transparent body having an index of refraction lower than that of the space or the clad.

The invention discloses a topology generation method of a switchboard management system, and belongs to the technical field of networks. The topology generation method comprises the following steps of: firstly, initializing, obtaining initialized information by a system, wherein the initialized information comprises management grouping, and management states, management roles, priorities, IP (Internet Protocol) addresses and MAC (Media Access Control) addresses of switchboards; then carrying out equipment recognition, equipment competition and private IP address allocation by the switchboards on the basis of an IPstack protocol; and finally, realizing link state display based on an LLDP (Link Layer Discovery Protocol). According to the topology generation method, topology generation can be rapidly completed, and the whole network link state information can be completely displayed, and the defects of long topology generation time and incapability of completely displaying the network link state information in the prior art are overcome, therefore the topology generation method is suitable for popularization and use.

Embodiments of the invention provide a question bank system-based teaching note generation method and device. The method comprises the following steps of: acquiring question data and knowledge material data to establish a question bank and a knowledge material library, establishing at least one label for the question data and the knowledge material data; forming test paper according to the question bank and the knowledge material library, and forming different modules by different knowledge points; obtaining data contents from the question bank and the knowledge material library by combining the labels and the modules according to knowledge points included in a to-be-generated teaching note, and carrying out typesetting to generate the teaching note. According to the method and device, teaching notes which are convenient to update and display can be automatically generated.

The invention provides a data transmission method, electronic equipment and a computer readable storage medium. The data transmission method comprises the steps: when a data transmission instruction is received, a signature of a security component in the electronic equipment is acquired; the signature is sent to a key management system to be verified; when the signature passes verification, an application service certificate sent by the key management system, first encrypted data generated by the key management system and first random data are received; second encrypted data is generated according to the application service certificate; the first encrypted data is verified; when the first encrypted data passes verification, second encrypted data is sent to the key management system to be verified; and when the second encrypted data passes verification, login of an application service platform is achieved for data transmission. Accordingly, the security and high efficiency of data transmission can be effectively guaranteed, operation is convenient, and the user experience is better.

The invention provides a batch out-of-order random number generation method based on a single-chip microcomputer. The method includes the steps that a random and no-repetition out-of-order data table with the length of 256 bytes is established, adjacent data in the out-of-order data table are not continuous, data in the out-of-order data table do not repeat, and the data are out of order; according to the length of random numbers to be generated, the number of out-of-order data tables to be produced is determined; a plurality of data seeds are obtained through random access memory data of the single-chip microcomputer; when the random numbers are generated in batches, each byte of data are made to change through a pre-determined algorithm. The random number generation mode is high in randomness, the random numbers in batches are generated, the adjacent data are out of order, and confusion caused by similarity is not prone to occurrence. Besides, the random numbers in batches will not repeat, and the method is an ideal method for generating out-of-order random IDs in batches.

The invention provides a composition, a preparation method of a heat transfer medium, a phase-change refrigeration method of hydrate and a phase-change refrigeration system of the hydrate. The composition contains carbon dioxide and a refrigeration working medium; the refrigeration working medium contains water, an oil-based carrying solution, a hydrate accelerant and a slurry stabilizing agent, wherein the carbon dioxide is dissolved into water; the hydrate accelerant and the slurry stabilizing agent are dissolved into the oil-based carrying solution and / or the water. The composition providedby the invention has the advantages that continuous cold source supply of the nature is sufficiently utilized, properties of a hydrate generation manner of simplicity and high refrigeration and coldenergy accumulation are utilized and characteristics of low additional energy consumption, energy saving and environment protection, low operation cost and safety and reliability are utilized to simultaneously overcome the problem of cold energy utilization of seawater and underground water water-source heat pump in the prior art and the problem of pipeline blocking caused by hydrate agglomerationand sedimentation in a hydrate phase-change refrigeration cycle. The invention provides an effective way for realizing efficient and reasonable utilization of energy and actual utilization of hydratephase-change refrigeration, and has extremely great economic and social values.

The present invention discloses a method for generating a vortex electromagnetic wave. For an array antenna that has a total number of n array elements, excitations are applied to all array elements so as to generate the vortex electromagnetic wave, wherein the excitations have equal amplitude and sequentially have a difference of 2pi1 / n in phase, an orbital angular momentum (OAM) mode of the vortex electromagnetic wave is 1 or -1 (1 or -1 changes clockwise or anticlockwise according to a phase difference or is controlled through ascending or descending of the phase difference), and the total number n of the array element and a topological charge 1 only needs to meet a relationship of |1|<n / 2. The method for generating the vortex electromagnetic wave is simple to carry out and does not limit an array unit form, the array elements are arranged flexibly, vortex electromagnetic waves of different OAM modes can be generated by adjusting the number of the array elements and the array element arrangement manner, and vortex electromagnetic waves of multiple OAM modes that work simultaneously can be generated through proper combination.

A steering column device includes: a steering column; and a the telescopic guide mechanism including a second telescopic elongated hole formed in one of the lower wall portion of the tilt bracket and the bottom wall portion of the steering column, and a sliding guide member which is provided to the other of the lower wall portion of the tilt bracket and the bottom wall portion of the steering column which does not include the second telescopic elongated hole, whose a portion confronts the second telescopic elongated hole, and which elastically sandwiches an edge portion of the second telescopic elongated hole in the upward and downward directions.

The invention relates to an embedded Linux multimedia information collection processing device and relative transmission method. Said device comprises: an embedded server, several client terminals and a cloud platform, wherein, said embedded server and cloud platform are connected via the RS485 bus; the embedded server and the client terminal process interactive control and data transmission via the RTP / RTCP to use the RSVP to realize QoS resource preparation. The invention uses safety strategy to prevent the impact on the server to confirm the safety of server authorization and safety of flow media in the network transmission. The network self-adaptive strategy of user terminal can make said device realize the balance between the band width process and the replay possibility when transmitting data in limit network. The invention can apply the remote control area, especially the unattended remote area to apply stable real-time interactive acoustic-virtual detection.

The invention discloses a space grid universal construction method driven by a global discrete point cloud system. The space grid universal construction method comprises: 1, generating a global discrete point cloud model based on grid points of a spherical four-point ternary network; 2, encoding the global discrete point cloud; 3, converting the codes and the geographic coordinates; 4, creating a proximity search rule of the global discrete point cloud system; and 5, generating a global discrete grid integrated code. According to the method, the grid points are taken as the core, a global discrete point cloud system is introduced, a universal generation method of the global discrete grid is constructed, and a new thought is provided for an interoperation mechanism of the global discrete grid.

The invention provides a method and a device for generating a cartoon facial image and a terminal. The method is executed based on a trained unit network and comprises the following steps: acquiring cartoon property appointed by a user; inputting the cartoon property into a preset unit network, so as to obtain a corresponding convolution kernel; generating noise information relevant with the cartoon property; and convoluting the noise information according to the convolution kernel, so as to obtain the cartoon facial image. Compared with the prior art, according to the technical scheme, the method has the advantages that by utilizing the trained unit network, complex image information can be integrated, and a complete cartoon facial image can be rapidly generated, so that the drawing efficiency of the cartoon facial image is improved; and the generation process is simple in operation and short in processing time. The cartoon facial image generated by virtue of the method has clear lines, clear colors and realistic effect, has no obvious difference with a cartoon image manually drawn by professional person and can meet the automatic drawing requirement of the cartoon images.

The invention relates to a sequence password generation method and device, computer equipment and a storage medium. The method comprises the following steps of: acquiring and initializing a key parameter, generating a random integer pair according to the key parameter, performing sequence encoding on the random integer pair by adopting a preset Fibonacci standard encoder to obtain a Fibonacci standard formula bit string, and performing logic OR operation bit by bit based on the Fibonacci standard formula bit string to generate a sequence password. The sequence password can be simply and quickly generated on the premise of meeting the Golomb randomness hypothesis, and the data security is higher. The data encryption method and device, the computer equipment, the storage medium, a data decryption method and device, computer equipment and a storage medium. According to the data encryption and decryption scheme, data encryption and decryption can be simpler and faster, and consumption of hardware resources and processing time is reduced.

The invention provides an agricultural information application (APP) customized platform and an application method. According to the flexible and can be customized according to user needs, cost-efficient access to agricultural information APP customized platform and use of resources needed, the system comprising: (1) registered with audit management module; (2) Custom APP module (3) statistical analysis module; (4) information editing module; (5) information push module; (6) User management module; (7) the log management module. The use of the method comprises the following steps: (1) registration and login platform; (2) app customization; (3) app download and install; (4) app news editor; (5) app push notifications; (6) user management; (7) statistical analysis. APP customizes an agricultural information platform system and method of use of the present invention, having a fast, efficient, wide coverage, high accuracy, easy optimization, intelligent advantages.

The invention discloses an XML (Extensible Markup Language)-based report generating method, comprising the steps of: a system presetting a general report template and a CSS (Cascading Style Sheet) file for controlling the style of a report; receiving the uploaded XML report data file, and generating a report design file according to the XML report data file and the general report template, wherein the XML report data file is used for saving report logics required by services; generating a report according to a data source provided by a database, the report design file and the CSS file, and providing the report to the service for displaying. The method can simplify the report generating mode.

A bi-directional EDA-browser bridge mechanism enables an EDA system and its related (external) tools to interact with a browser. The EDA-browser bridge uses a design markup language (DML) to communicate with the browser, using a document-based approach rather than a more traditional programming / API-based approach to extending (e.g., integrating tools) the EDA system. By using a markup language, extending the EDA system becomes more accessible to a wider community of developers (e.g., those with web development skills, as opposed to those with just EDA programming skills), and be able to leverage a wider variety of powerful third-party libraries, such as jQuery or D3. For example, developers are able to more easily generate interactive interfaces for viewing results related to the EDA system.