34results about How to "Simple function" patented technology

A method for control flow analysis according to an embodiment of the present invention includes: acquiring an original function call tree of a program, wherein nodes of the original function call tree represent functions and a parent/child relation between the nodes represents a calling relation; generating a corresponding function dominator tree from the calling relation, wherein nodes of the function dominator tree represent the functions and a parent/child relation between the nodes represents a dominator relation, wherein a first function dominates a second function if all the invocations to the second function are originated by the first function; and simplifying the original function call tree according to the function dominator tree so as to obtain a simplified function call tree. According to an embodiment of the present invention, the function call tree for control flow analysis can be simplified.

The invention discloses a system and a method for monitoring and managing the status of multi-server. The aim of unitively managing server clusters can be achieved due to the interaction of a foreground server, a server supervising device and a background server, and the server monitoring and managing requirement can be realized through a simple database management server list method. The invention has the technical scheme that the status rewriting is carried out on a server status list in a database by a start point and an end point of the background server process respectively, so that not only can the monitoring efficiency be improved, but also the server conflict caused by the concurrent process can be avoided, and various kinds of servers can be monitored only by unitively managing time threshold values and setting alarm threshold values respectively by a monitoring end. A monitoring and comparing function is converted from a monitoring end into a server end, so that a program monitoring function is very simple; and therefore, a monitoring terminal can be conveniently embedded into a main business system without additively running software.

The invention provides an information processing method, a vehicle security method, a vehicle-mounted terminal, a terminal and a server. The vehicle security method comprises the steps that the server receives protection instructions and identification information, of a current vehicle, sent by a first terminal; after confirming that the current vehicle is matched with the first terminal according to the identification information of the current vehicle, the server sets the current vehicle to be in a protection state, monitors the location information, of the current vehicle, sent by the vehicle-mounted terminal located in the current vehicle, and feeds information back to the first terminal according to the location information. According to the information processing method, a mobile phone which increasingly becomes a necessity is used a device for identity authentication, sending out instructions and interchanging information, so that further arrangements of new equipment is reduced; only one vehicle terminal needs installing in the vehicle, and the function of the vehicle terminal is simple, so that cost is low, and installation is simple; the server is used for finishing calculation of key data and identification, so that high safety performance and stability are achieved.

The embodiment of the invention discloses a remote calling method and device based on UDP (User Datagram Protocol) communication. The method comprises the following steps: sending registration information to a registration procedure through a variety of service procedures of a server side; sending an inquiry request to the registration procedure through an application procedure of a client side toacquire corresponding feedback information; selecting a target service procedure by utilizing a load balancing strategy, sending a RPC (Remote Procedure Call) service request to the target service procedure, executing corresponding service procedures by the target service procedure according to service names and request parameters carried in the request, and sending response information carryingan execution result to the application procedure. By adopting the UPD protocol having less overhead to a system, simple and quick processing procedures and a way of registering the service to the registration procedure by the service procedure are designed, information relevant to the service procedure is acquired by the application procedure from the registration procedure, and then the application procedure communicates with the service procedure through the RPC. According to the method and device disclosed by the invention, a requirement on a lightweight application program can be met, andthe burden of the system also can be reduced; therefore, the device is particularly suitable for being used in application scenes with simple functions and good network situations.

The invention discloses a reconfigurable man-machine cooperation mechanical arm system based on WIFI. The system comprises joints, a reconfigurable interface and an arm lever, wherein the joint is cooperated with the reconfigurable interface through the rabbet at a drive end of the reconfigurable interface; and the arm lever is cooperated with the reconfigurable interface; the system further comprises a smart terminal, a WIFI communication module, a joint servo controller, a sensor signal acquisition module, a motor driving module and a joint motor; the smart terminal is connected with the joint servo controller through the WIFI communication module; the output end of the joint servo controller is connected with the motor driving module; the output end of the motor driving module is connected with the joint motor; and the output end of the sensor signal acquisition module is connected with the input end of the joint servo controller. By use of the wireless communication, the fast reconstruction of the control system is facilitated; the stable data sending can be realized by taking the WIFI as the wireless communication way in the mechanical arm. The system can be extensively applied to the robot field.

The invention provides an application method of a data storage system. The data storage system organizes and stores data in a 'datasheet' mode, wherein, data storage applying the data storage system comprises the following steps: step one: establishing a datasheet; and step two: storing the data to the established datasheet. Compared with the prior art, the invention has the beneficial effects of large data storage amount, simple function, concise working process and higher read-write speed.

The invention relates to multilayer grating pulse laser shaping device and method. The device comprises a multilayer grating, a polarizer and analyzers, wherein the multilayer grating is recorded into a holographic material and spatially spaced; the polarizer is placed in the incident direction of a pulse laser beam to be shaped; and the analyzers are respectively placed in the transmitting pulse laser beam direction and the diffraction pulse laser beam direction. By utilizing the diffraction action of the multilayer grating on the pulse laser beam to be shaped, the characteristic parameters such as layer number, thickness, grating period, and the like of the multilayer grating are properly adjusted to control the bandwidth and the waveform of the pulse laser beam. Compared with the prior art, the invention has wider shaping range on the input pulse laser beam and a plurality of characteristic parameters of the optional multilayer grating and is convenient for the optimization of a pulse filter shaping function.

The embodiment of the invention discloses an intelligent equipment management method and system, relates to the technical field of intelligent terminals, and can reduce the cost of platform application of the intelligent household electrical appliance product. The method comprises the steps that the first equipment information transmitted by the SDK module of the intelligent equipment is received;the second equipment information transmitted by a user terminal is received, the binding relationship between the user terminal and the intelligent equipment is created when the content of the firstequipment information and the second equipment information is detected to be consistent, and the login process of the user terminal is performed on the intelligent equipment after the binding relationship is established; and the verification message is transmitted to the user terminal, wherein the verification message is used for triggering the user terminal and the intelligent equipment to perform the synchronization process of the account data.

The invention discloses an electronic equipment graphical user interface GUI interaction method and device and terminal equipment, and the method comprises the steps: obtaining a first character string which is generated through the voice conversion of a user; analyzing the first character string to obtain at least one keyword; searching a control event name matched with the at least one keyword in a control event set corresponding to a currently displayed interface of the electronic equipment, wherein the control event set comprises a corresponding relation between names and keywords of control events which can be generated in the current display interface, determining the control events corresponding to the names of the control events, and executing the control events. According to the method, the GUI interaction process is driven based on voice, and the beneficial effect that the user can still perform GUI interaction with the terminal electronic equipment under the condition that both hands cannot be released is achieved.

The method is used for realizing a security communication between the first base station and second base station. The first base station comprises: at least one first proxy server. It comprises: 202) the first base station sends a first message to the second base station; the first message comprises a first network address of first proxy server and a first ID of the first base station; 204) the second base station responds to the first message, and according to the ID of the first base station, sends a connection request message to the first base station; the first base station responds to the connection request message, and sends a confirmation message to the second base station. By the invention the address of base station is not opened on the public network so as to reduce the possibility of getting a network attack.

The invention discloses a method and system for information acquisition through point reading equipment, and a mobile terminal. The method is applied to the mobile terminal, and comprises the following steps: acquiring point reading information through the point reading equipment; receiving the point reading information from the point reading equipment, and processing the point reading information; and acquiring playing information corresponding to the point reading information, and carrying out playing according to the playing information. Therefore, functions of the point reading equipment can be simplified, and the cost of the point reading equipment can be reduced, so that the information point reading cost can be reduced.

A pump assembly including an electric motor, a pumping element mounted in a pump chamber, the motor being connected to the pumping element such that activation of the motor causes movement of the pumping element which in turn causes pumping of fluid in the pump chamber, and a motor controller which includes at least one electrical or electronic component and which controls operation of the motor, wherein at least one electrical or electronic component of the motor controller is mounted on or in a wall of the pump chamber.

The invention discloses a cellular network base station state time-varying model establishing method based on a Bayesian network. The cellular network base station state time-varying model establishing method comprises the following steps of (1) using the existing actual cellular network as a scene, sensing states of a base station switch in a system model by using secondary sensing equipment in a cellular network, collecting sensing data and forming an observation sequence; (2) creating a Bayesian network model by using the observation sequence and learning the model according to a Bayesian structure learning algorithm of a totally connected graph and condition mutual information to obtain a value of a dependency relation between a conditional probability chart and nodes; and (3) establishing a time-varying statistic model of the states of the cellular network base station by using the value of the dependency relation between the conditional probability chart and the nodes. By the cellular network base station state time-varying model establishing method, the problem that the existing method is high in complexity and cannot be adaptively adjusted along with change of the nodes of the network is solved, by the base station state time-varying model with low complexity, data business collision probability of master mobile users of a cellular network is reduced effectively, and data transmission efficiency in the network is improved.

The invention discloses a vehicle anti-collision system which comprises a front side detecting device, a lateral side detecting device, a buffering device, a pre-protection device, an alarm device anda control device. The front side detecting device is used for detecting relative driving information of a vehicle and a vehicle in the front and/or behind. The lateral side detecting device is used for detecting information of an obstacle in a vision blind area of a driver on the lateral side of the vehicle. The buffering device is used for being started when vehicle collision happens. The control device controls the buffering device, the pre-protection device and the alarm device according to the relative driving information and the obstacle information. By means of the vehicle anti-collision system, active protection and passive safety anti-collision control can be realized more perfectly. The invention further discloses the vehicle and a vehicle anti-collision method.

The invention relates to a multifunctional clothes hanger comprising a hook, a hanger body, a transverse rod, telescopic arms, and switch fasteners. The switch fasteners are disposed at two ends of the hanger body. The transverse rod is provided with clothespins, and the telescopic arms can rotatably telescope below the transverse rod. The multifunctional clothes hanger is available for hanging and airing clothes with different specifications and capable of preventing the clothes from slipping off; meanwhile, more trousers or towels can be aired. The multifunctional clothes hanger is convenient to use, versatile, attractive in appearance, and space saving.

The invention discloses a method and a system for supporting multi-service intelligent access based on the radio over fiber technology. The method comprises the following steps: the network side adopts an OFDM modulation technology to convert multiple service baseband signals from multiple operators to OFDM modulated baseband signals, and recombine the services to a plurality of multi-service scene groups according to a service deployment strategy; the radio over fiber technology is adopted to convert the OFDM modulated baseband signals to optical millimeter wave signals to be transmitted on a single optical fiber cable; the user side performs photoelectric conversion to the optical millimeter wave signals and respectively provides a 60 GHz all-service access mode and an intelligent multi-service scene access mode. By virtue of the method and the system, multiple services of multiple operators can be efficiently transmitted on the single optical fiber cable; furthermore, the services can be recombined, dispatched and selected according to different service deployment requirements, so as to reduce the total service access cost, simplify the equipment at the user side, improve the anti-jamming capability, the flexibility and the expandability of the system, and promote the user experience.

The invention refers to a gear pump especially used for an internal combustion engine, in particular an oil pump and comprising a mobile unit (20) for changing a conveying capacity. The mobile unit is configured to move between a first control cavity (22) and a second control cavity (24). According to the invention, an a/b change valve (42) is arranged, wherein a >=6 and b>=2; and a mobile piston (44) is provided. The a/b change valve (42) is connected with the gear pump in such a way that the a/b change valve (42) connects the first control cavity (22) and the second control cavity (24) with a control fluid in a pressure state at a first position b1 in a diversion connection way and connects the first control cavity (22) with the control fluid in a pressure state in a diversion connection way and connects the second control cavity (24) with an outlet (64) of the control fluid at a second position b2, wherein the first position b1 of the piston (44) and the a/b change valve (42) additionally makes the first control cavity (22) be in diversion connection with an outlet (60) of the control fluid through a flow controller (58).

The invention discloses a data transmission method of a communication system and the communication system. The method comprises the following steps: a service topology determination module obtains indication information from a service message sent by a wireless access network, generates a topology route for forwarding the service message based on the indication information and a preset rule, determines routing equipment for forwarding the service message according to the topology route, and sends the service message to the routing equipment. According to the method and the communication system, the mobile management can be realized in the 5G core network, the functions of the wireless core network can be simplified, the streaming media transmission service quality can be improved, the userexperience can be improved, the simplified 5G wireless core network can be more easily subjected to heterogeneous fusion, and the method and the communication system have a plurality of advantages ofirrelevant access, no anchor detouring and the like.

The invention discloses a poking key type water distribution valve element which comprises a poking key, an upper cover, a valve body, a poking disc, a poking rod, a moving plate, a static plate and abase. A spherical clamping groove is formed in the middle of the valve body. A spherical structure arranged in the middle of the poking rod is clamped into the spherical clamping groove. The spherical structure can rotate freely in the spherical clamping groove. The lower end of the poking rod is clamped into a groove in the upper side of the poking disc. The lower side of the poking disc is clamped with the moving plate. The side face of the moving plate is provided with a notch. The notch communicates with a water inlet formed in the side face of the valve body. The lower side of the movingplate is provided with the static plate in a sealing manner. The static plate is clamped into the valve body in a sealed manner through the base. The static plate is provided with three water outlets. The upper end of the poking rod is clamped into the poking key, and the poking key is clamped into the upper cover clamped with the top end of the valve body. The valve element is simpler in structure, more concise in appearance and beneficial for product popularization, and meets the use requirement of the market.

The device for casting thin slabs consists of a crystallizer with two curved mobile walls (5, 6) made of material with a good heat conductivity, cooled and opposite the casting plane (Z), and two fixed lateral walls (7, 8), perpendicular to the first, refractory so as to form a cross section with a funnel shape.

A car safety belt speed limiting warning device comprises a storage battery, a starting switch, a safety belt, a safety belt clamping buckle, a clamping buckle base, a normally-closed relay, a lead, a slide rheostat, a throttle valve driving motor, a warning lamp and a buzzer. After car ignition, a safety belt early-warning device is electrified and started, under the situation that the safety belt is normally used, a system does not give an alarm, normal acceleration can be carried out, under the situation that the safety belt is not used in a standard mode, a car cannot be accelerated, a warning system warning lamp is turned on, and meanwhile the buzzer can give out sound to give an alarm. The device is simple in function and can be widely used in the field of car safety belt early warning, and non-standard behavior during a car safety belt using process can be avoided.

The invention discloses a table with a rotary placing frame. The table comprises a table top, table legs arranged below the table top, a first rotating placing mechanism and a second rotating placing mechanism. The first rotating placing mechanism comprises a first placing rod, a first rod groove, a first clamping column and a first protruded rod. One end of the first placing rod is rotatably arranged on the table top, a first placing plate is rotatably arranged at the other end of the first placing rod, the first rod groove is disposed in the first placing rod, and the first clamping column adaptive with the size of the first rod groove is rotatably arranged at one end of the first rod groove. When space is not roomy enough, the table can play a role of a dining table and can further serve as an office table. The table is simple in function and not large in size. The placing frame has different using functions at different set rotating angles. Office people can also perform operation simply when working from home.

The invention discloses a bionic ant robot, which comprises a torso frame, a power supply module is arranged above the torso frame, a walking mechanism is arranged below, a detection mechanism and a control mechanism for controlling the walking mechanism are arranged at the front end; the walking mechanism includes a steering servo, The output shafts of the first following steering gear and the second following steering gear, the steering steering gear, the first following steering gear and the second following steering gear are connected with mechanical legs; the detection mechanism includes an antenna sensor, a camera, a camera and a wireless transmission module Electrically connected; the control mechanism includes a wireless transmission module and a main control MCU; the input end of the main control MCU is electrically connected with the wireless transmission module and the antenna sensor, and the output end is respectively connected with the control signal input end of the steering steering gear and the first follower steering gear. The control signal input end is electrically connected with the control signal input end of the second follower servo. The bionic ant robot of the present invention has a simple overall structure, adopts the crawling mode of mechanical legs, and is easier to enter complex geological environments for investigation.

The invention discloses an implementation method of an instrument and meter equipment running log component, relates to the technical field of embedded Internet of Things instruments and meters, and comprises a function interface, a use method, output filtering and an output mode. The implementation method of the ultra-lightweight and high-performance C log library is provided through the steps of initialization, persistent storage, obtaining of the number of readable logs, clearing of logs in all storage areas, obtaining of the maximum number of storable logs, updating of log basic information, updating of equipment attributes, updating of events and updating of alarms, and the implementation method is very suitable for various types of IoT products; software projects such as smart home and the like are simpler and more flexible in function and easy to master, and have certain use prospects.

The invention discloses a multifunctional card issuing module which comprises a base, a card issuing module and a retained card self-taking module. The card issuing module comprises a card reader, acard conveying trolley, a card box and a recycling box, the card conveying trolley is installed in the center of the base, the card reader and the recycling box are installed on the base on one side of the card conveying trolley, the card reader and the recycling box are arranged close to the card conveying trolley, and the card box is fixed to the base on the other side of the card conveying trolley. The retained card self-taking module is installed on the base close to the recycling box and comprises a card retaining box and a retained card recycling box. By means of the mode, the card issuing module and the retained card self-taking module are integrated, so that the functions of card issuing, card changing, temporary storage, retained card self-taking, recycling and the like can be achieved at the same time, the functions of the two modules are achieved through one card port, the cost can be saved, and the layout and the resource utilization of the self-service equipment are facilitated.