1017results about How to "Reduce security risks" patented technology

The invention provides an automatic driving system which not only can realize the automatic driving of a single vehicle, but also can control the running of other vehicles. The automatic driving system comprises a main vehicle system arranged on a main vehicle, and a following vehicle system arranged on a following vehicle, wherein induction units, control units, execution units and information transmission units are arranged in both the main vehicle system and the following vehicle system, the induction unit comprises a vehicle speed sensor, a corner sensor and an external environment sensor, and the execution unit comprises an auxiliary steering mechanism, a throttle control device, a gear control device and an auxiliary brake body. The main vehicle control unit obtains the road information by the external environment sensor and realizes the automatic driving by controlling the execution unit, and the following vehicle utilizes the information of the main vehicle to control the running state thereof, so both of the main vehicle and the following vehicle do not need drivers. The automatic driving system is particularly suitable for the long-distance running of motorcades for combined self-driving tour and the like, relieves the fatigue strength of the driver of the following vehicle, and improves the safety and the comfort of running.

The invention relates to an automobile failure detection system based on cloud calculation. The automobile failure detection system solves the problems that a general automobile does not have a function of automobile failure detection or is not specific in failure detection, and users cannot maintain the automobile timely, so that safety hazard is added, simultaneously the failure can be serious, and maintenance cost is added. The automobile failure detection system comprises a vehicle-mounted terminal and a cloud calculation side, wherein the vehicle-mounted terminal comprises an automobile data communication interface module, a control module, a network communication module and a display module, and the vehicle-mounted terminal is connected with the cloud calculation side through a network. The automobile failure detection system based on cloud calculation has the advantages that the sensor technology, the wireless network technology and the cloud calculation technology are integrated, the automobile only needs to be installed a simple vehicle-mounted terminal, specific failure diagnosis is completed by the cloud calculation side, and the automobile failure diagnosis function can be achieved with no need of installing a failure diagnosis instrument, so that users can timely maintain the automobile, maintenance cost and safety hazard of the automobile are reduced, simultaneously the structure of the automobile is simplified, and purchasing cost is reduced.

The invention discloses a block chain consensus method. The method comprises the following steps: establishing a Hash ring, and mapping a node and a Hash value of a virtual node thereof, and a Hash value of a block to the same Hash ring; determining the node capable of receiving a verification message and producing the next block right according to the address mapped to the Hash ring from the current block, wherein the node is the leader node, and the other nodes are follower nodes, the leader nodes adds the current block into the block chain after receiving the message that more than half follower nodes pass the current block verification, and broadcasts a confirm message and a packed next block content to the follower node; the follower node receives the broadcast message and adds the current block to the block chain when the message verification is passed, and then verifies the next block, and sends the verification message to the next leader node.

A power safety socket device comprises a socket body in which a movable groove is arranged. A slide frame is installed in the movable groove and is capable of sliding leftwards and rightwards. A left-right through groove is disposed at the center of the slide frame. Guide posts are fixedly installed at upper and lower symmetrical axes in the movable groove. Each guide post is composed of a guide portion at the left and a narrowed portion at the right. The guide portion is inserted into the through groove. A pushing groove with a right-facing opening and communicating with jacks and a guide groove communicating the through groove and the pushing groove are symmetrically disposed in the slide frame. A pushing arm is mounted in the pushing groove and is capable of sliding up and down. A guide arm is mounted in the guide groove and is capable of sliding up and down. The pushing arm is fixedly connected with the guide arm. An elastic biasing member is fixedly installed on the outer end wall of the pushing arm and is fixedly connected with outer end face of the pushing arm. An elastic conductive sheet is fixedly installed on the inner end face of the pushing groove. Conductive posts are arranged on the left end surface of the slide frame longitudinally symmetrically. Power supply grooves in cooperation with the conductive posts are arranged in the left end wall of the movable groove longitudinally symmetrically.

A video monitoring method that has auxiliary monitoring function for an object is provided, which comprises the following procedures: a) collecting images in a target area; b) identifying and tracking a monitoring object in the image of target area, so as to acquire the number and/or movement information about the monitoring object; c) carrying out comprehensive statistics and analysis of passenger flow according to the acquired number and/or movement information about the monitoring object. The invention can intelligently assist a safety administrator to manage, so as to effectively reduce the potential safety hazard and save a great amount of management manpower. What is more, with unique background updating mechanism, the invention can ensure more reliable application in places with great passenger flow such as the platform of rail transit, the entrance of department store and entrance of passage. In addition, by tracking the monitoring object according to different passenger flow, the invention not only simplifies the elaborated tracking algorithm, but also ensures better processing effect.

The invention relates to an authentication method and a USIM card for internet access, wherein, the USIM card is built in a group of authentication algorithm and authentication algorithm mark list which are the same as the side of the internet. The authentication method comprises: an access authentication requirement is launched by the terminal when the terminal logs in the internet or the position is updated; the side of the terminal and the side of the internet select the same one in a group of authentication algorithm with mutual message and agreement to undergo internet access authentication; the message is an authentication token issued by the side of the internet, the agreement is the corresponding relationship of a special place value of authentication management field in the authentication token and any authentication algorithm in a group of authentication algorithm. The method and the USIM card are based on the existing 3G network access authentication process and do not need to add new signaling or change the existing authentication agreement, with low realization cost; meanwhile, the method and the USIM card reduce the security risk of deciphering authentication key and authentication algorithm compared with the original network access authentication security system with single key and single algorithm.

A new type of dust collector device of the present invention includes a cabinet and an electrical connector connected to the dust collector. The left side of the cabinet is provided with hooks corresponding to the front and back. As for the electric connection seat matched with the electric connection head, the upper and lower sides of the electric connection seat are correspondingly provided with jacks with the mouth facing the right, and a sliding cavity for communicating with the two jacks is provided between the two jacks. A sliding frame can be smoothly installed in the cavity. The right end surface of the electrical connection seat is located between the two sockets and a concave groove is arranged. The top arm is installed in the concave groove. There is a transparent groove communicating with the concave groove, and the first chute with the mouth facing the transparent groove is correspondingly arranged in the upper and lower sides of the carriage. A sliding bar is smoothly installed in the first chute, and the right end of the sliding bar penetrates through the through the groove and fixedly connected with the top arm.

The invention relates to a height-adjustable operating stable for a digital controlled milling machine. The height-adjustable operating stable for the digital controlled milling machine comprises a cross rod, a cylinder and an input table; the cross rod is rotatably installed on the lathe; the cylinder is downwards reversely installed on the cross rod; the input table is fixedly installed on the protruding end of the cylinder. The input table of the digital controlled milling machine can be upwards and downwards moved for conveniently operating by the operators with different heights, avoiding using the benches or heel blocks to increase the height, reducing the potential risk, and improving the safety performance.

The invention relates to a power transmission line fault removal device based on a multi-axle air vehicle. The power transmission line fault removal device comprises a multi-axle unmanned air vehicle, a remote controller for wirelessly and remotely controlling the movement of the multi-axle unmanned air vehicle, a flaming device controlled by the remote controller, a GPS (global positioning system) module capable of transmitting and receiving position signals to and from the remote controller, a distance measuring module capable of measuring the distance between the air vehicle and an obstacle and feeding distance signals back to the remote controller, and an image transmission module capable of shooting an image of the obstacle and feeding image signals back to the remote controller, wherein the flaming device, the GPS module, the distance measuring module and the image transmission module are arranged on the multi-axle unmanned air vehicle. The power transmission line fault removal device provided by the invention takes the multi-axle unmanned air vehicle as a carrier, can directly fly to a foreign matter and ignites to burn off the foreign matter under the control of a person, does not have any requirement on foreign matter hanging line positions and near operating landforms, and is suitable for treating flammable foreign matters of various voltage classes, thereby greatly improving the operating efficiency, reducing the safety risk of operating personnel and improving the reliability of power network power supply.

The invention discloses a refrigerating liquid for refrigerating foods via a soaking process. The refrigerating liquid consists of the following components in percentage by weight: 15%-25% of F42 high fructose syrup, 15%-25% of ethanol, 5%-10% of sodium chloride, 0.2%-2% of hydrolyzed gelatin and the balance of water. The refrigerating liquid is prepared by means of fully mixing the following raw materials: F42 high fructose syrup, ethanol, sodium chloride, hydrolyzed gelatin and purified water. At the same work temperature, the concentration of the contained ethanol is low, so that the potential safety hazard in production is greatly lowered; besides, the concentration of the contained sodium chloride is low, so that the corrosion to refrigerating equipment can be alleviated; F42 high fructose syrup and ethanol are adopted as main components, so that the production cost of the refrigerating liquid is low and the production technology is simple; in addition, a small amount of hydrolyzed gelatin added in the liquid plays a role of a stabilizer in the refrigerating liquid, thereby being beneficial for prolonging the service life of the refrigerating liquid.

The invention discloses a CDMA port-to-port encryption communication system and a key distribution method thereof, the CDMA port-to-port encryption communication system comprises a CDMA network and a terminal mobile telephone thereof, a public switched telephone network and a terminal fixed-line telephone thereof, a short message service center as well as the following three cipher processing units including a cipher chip of a mobile telephone terminal, a key distribution management center (KDMC) and a Firmware cipher module of a gateway mobile switching center. The key distribution management center is used for key distribution management of the communication system. The key distribution is realized by a layered distribution method, i.e. a first layer is an equipment key which is distributed in the process of initialization; a second layer is a key-encryption key and a short message service key which are distributed in startup of an enciphered mobile telephone; and a third layer is a session key which is distributed every time a session is launched between the enciphered mobile telephones. At the same time, by adopting a bidirectional certification technology for key distribution and combination of a key update and remote destroying method, the safety risk in key exposure is reduced, and the communication safety is improved.

The embodiment of the invention discloses a method for reversely cloning a subscriber identity module. The method comprises the following steps of: updating a root key K by user equipment by transmitting a new root key K or calculating parameters of the new root key K; receiving updating confirmation information transmitted by the user equipment after updating the root key K; and updating the root key K stored by an authentication center per se to ensure that another subscriber identity module/universal subscriber identity module (SIM/USIM) card which has the same international mobile subscriber identity (IMSI) as the user equipment cannot be authenticated through the old root key K and the authentication center so as not to be accessed to a network. The method fulfils the aim of reducing the safety risk brought by cloning. The embodiment of the invention also discloses a data transmission device and a data transmission system.

The invention provides a method, system, and device for blockchain based cross entity certification. The device comprises computer program encoded in a computer storage medium. The method comprises the following steps: obtaining, from a blockchain, a blockchain transaction including an authentication request of a first entity for authenticating a user, the authentication request including a decentralized identifier (DID) of the user; in response to determining that the first entity is allowed to access authentication information of the user endorsed by a second entity, obtaining an authentication result of the second entity to the user in response to the obtained blockchain transaction, the authentication result being associated with the decentralized identifier; generating different blockchain transactions including the authentication result; and sending the different blockchain transactions to blockchain nodes so as to add the different blockchain transactions to the blockchain.

The invention discloses a method for optimizing and balancing power-cut schemes. The method includes the steps that firstly, safety analysis checking is conducted on the drafted power-cut schemes, probably-caused safety risks and reliability of the power-cut schemes are comprehensively evaluated and analyzed, safety early warning is conducted in time before the schemes are executed, and therefore potential safety hazards are reduced; the power-cut schemes passing safety analysis checking are kneaded and analyzed, the power-cut schemes with the overlapped power-cut ranges are kneaded, the number of power-cut times of users is reduced, and therefore power supply reliability is improved; scheduling analysis is conducted on the kneaded power-cut schemes, the power-cut schemes of different types such as overhauls, service expansion and defects are comprehensively considered, factors such as holidays and festivals, electricity protection tasks and important users are considered in the scheduling process, dispatching, work area and construction unit workloads are distributed in a balanced mode, and a scientific power-cut time arrangement scheme is proposed.

The invention provides a test method for electric endurance of a switching capacitor set beaker of the extra-high voltage project. The method passes the Acceptance Test Procedure (ATP) simulation verification, test results meet the standard and all requirements of the extra-high voltage project for the switching capacitor set test, a synthetic loop and an inductance-capacitance (LC) oscillating loop are used for testing, the loading investment of a test station for test devices is reduced, and the device safety hazards caused by long-time and large-quantity electrical endurance tests can be reduced.

The invention discloses a cantilever frame of a tool type profile steel cantilever scaffold. The cantilever frame comprises a supporting structure and a base protection plate fixed above the supporting structure. The supporting structure comprises a plurality of horizontal cantilever girders, which are horizontally arranged, a plurality of longitudinal cantilever girders, which are longitudinally arranged, and a corner cantilever girder arranged on the corner of the building. Longitudinally arranged longitudinal connecting girders are connected between two adjacent horizontal cantilever girders, overhanging towards the same side of the building, as well as the adjacent corner cantilever girder and horizontal cantilever girders. Horizontally arranged horizontal connecting girders are connected between two adjacent longitudinal cantilever girders, overhanging towards the same side of the building, as well as the adjacent corner cantilever girder and longitudinal cantilever girders. The horizontal cantilever girders, the longitudinal cantilever girders, the corner cantilever girders, the horizontal connecting girders and the longitudinal connecting girders are on the same horizontal plane. The cantilever frame is smooth in the surface, convenient to perform enclosed safety protection and set up bottom horizontal tubes and high in operator safety during setting up of the scaffold and following works.

The invention discloses a safety system of a school bus. The safety system of the school bus comprises a bus body and a compartment. Passenger seats and a driver seat are arranged in the compartment. The safety system of the school bus is characterized by comprising a passenger locking prevention device, safety belt self-locking devices, a rollover prevention device, a driver state monitoring device and a main control device. By means of the passenger locking prevention device, the situation that a bus is locked when not all passengers leave the bus is effectively avoided, and ventilation, warning and other operations can be conducted automatically once it is found that passengers are trapped in the bus so that the life risk of the passengers trapped in the bus can be reduced; the potential safety hazard caused when a passenger does not tightly lock a safety belt is reduced through the safety belt self-locking devices; the rollover risk of the bus is reduced through the rollover prevention device; and the driver state monitoring device monitors the driving state of a driver and reminds the driver in time, and accordingly the situation that safety accidents are caused due to impaired concentration of the driver is avoided. Thus, the safety performance of the school bus can be greatly improved, the probability of occurrence of safety accidents is lowered, and the practical value is extremely high.

Embodiments of the invention provide a brake pad and a thickness detection method, and belong to the field of an automobile brake system. The brake pad comprises a backboard, a thermal insulation layer, a friction block, and lead-out wires, the backboard is connected with the thermal insulation layer through the friction block, the friction block is provided with a groove, metallization processing is performed on a first sidewall of the groove to form a first electrode layer, metallization processing is performed on a second sidewall of the groove to form a second electrode layer, the lead-out wires comprise a first leading wire and a second leading wire, the first leading wire is electrically connected with the first electrode layer, and the second leading wire is electrically connected with the second electrode layer. According to the brake pad, the capacitance between the first electrode layer and the second electrode layer is acquired in real time, the thickness change of the brake pad is obtained through the change of the capacitance, the abrasion state of the brake pad is obtained in real time through the thickness change of the brake pad, drivers can maintain and replace the brake pad in advance, and hidden risks during driving can be reduced.

An apparatus and method for page level monitoring are described. For example, one embodiment of a method for monitoring memory pages comprises storing information related to each of a plurality of memory pages including an address identifying a location for a monitor variable for each of the plurality of memory pages in a data structure directly accessible only by a software layer operating at or above a first privilege level; detecting virtual-to-physical page mapping consistency changes or other page modifications to a particular memory page for which information is maintained in the data structure; responsively updating the monitor variable to reflect the consistency changes or page modifications; checking a first monitor variable associated with a first memory page prior to execution of first program code; and refraining from executing the first program code if the first monitor variable indicates consistency changes or page modifications to the first memory page.

Methods, systems, and apparatus, including computer programs encoded on computer storage media, for verifiable-claim issuance. One of the methods includes: receiving, from a first entity, a request for creating a verifiable claim (VC) for a decentralized identifier (DID) associated with a second entity; obtaining, in response to receiving the request, a digital signature associated with the firstentity; and generating the VC based on the received request and the obtained digital signature.

The invention discloses a new energy vehicle charging pile, and belongs to the field of charging piles. The new energy vehicle charging pile comprises a base, a charging pile body is arranged at the upper end of the base, and a pair of connecting lines are connected to the charging pile body; charging guns are fixedly connected to one ends of the two connecting lines, four protective strips are fixedly connected to the charging pile body, and the protective strips are located at the edge corner position in the vertical direction of the charging pile body; gun accomodating slots corresponding to the charging guns are formed in the charging pile body, a pair of second sliding slots are formed in the upper end of the base, and sliders are slidably connected into the second sliding slots; andfirst compression springs are connected between the right ends of the sliders and the inner walls of the two second sliding slots, the two sliders are fixedly connected to the lower end of the charging pile body, and a connecting groove is formed in the upper end of the base. The new energy vehicle charging pile is not prone to being damaged by a vehicle and the reduction of security risks is facilitated.

The invention discloses a method and system for detecting the gas leakage of automobile tire. The method comprises the following steps: when automobile tires are in a normal state, collecting and storing the original tire pressures of four tires by a tire pressure sensor; and during the driving process, at intervals of predetermined time, comparing the realtime tire pressures with the corresponding original tire pressures. When the tire pressure difference between the realtime tire pressure and corresponding original tire pressure of a tire is larger than that of other tires and the tire pressure difference exceeds a preset threshold value, the tire has the phenomenon of gas leakage. The provided method determines slow gas leakage through tire pressure error. The values are compared for three times and finally checked for one time, at the same time, an accuracy error mode is combined, the alarm of slow gas leakage becomes more accurate, and the potential safety hazard is reduced.

The invention provides a multifunctional rice wind fermentation tank and a process method thereof. Semi-solid rice wine is prepared from sticky rice as a primary raw material. A cone-shaped stirrer and a round partition plate are arranged in the tank body, the round partition plate is arranged below the cone-shaped stirrer, spiral stirring blades are mounted on the cone-shaped surface of the cone-shaped stirrer, a connecting rod is mounted on the cone-shaped stirrer, penetrates through the top of the tank body and is driven by a motor, the round partition plate is composed of two semi-circularpartition plates which can turn around, and any one of the semi-circular partition plates can go up and down along with a tensile rod thereon to be horizontal or vertical to the other semi-circular partition plate. The multifunctional fermentation tank which integrates sticky rice soaking, steaming and cooling and separating steps before rice wine fermentation can finish all the work in th same container by a single person, so that the labor cost is lowered, the resources are saved, the work efficiency is improved, and the product quality is ensured. Multiple tanks are connected in series, sothat hot air and waste water are fully utilized, and the energy consumption cost is lowered.

The invention discloses a continuous casting billet weight-fixed and size-fixed cutting method, which comprises the following steps of calculating the sectional area of a continuous casting billet by measuring height and width of the continuous casting billet; then querying densities of the continuous casting billet at different temperatures through a density table, and calculating length of the continuous casting billet needing to be cut according to the weight of the continuous casting billet needing to be cut; and finally, detecting online length of the continuous casting billet in real time, and cutting the steel billet by a flame cutting machine when the steel billet is conveyed by a conveying roller bed to cut length. By adopting the continuous casting billet weight-fixed and size-fixed cutting method provided by the invention, online weight-fixed and length-fixed cutting of the continuous casting billet can be realized, the labor intensity of a worker is lightened, and the safety risk generated in the measuring and size fixing process of the worker at work is reduced; and meanwhile, by carrying out size-fixed cutting after weight fixing, the weight accuracy of a blank is improved, the yield of the steel billet is increased, and waste is reduced.

The invention discloses a remote control device and control method for a tower cane and the intelligent tower crane. The device comprises a camera unit, a positioning unit, an alarm unit, a control unit and a ground remote control display device. The camera unit collects the ground environment image information of a station where the tower crane is located, and the positioning unit collects the position information of a lifting hook and sends the position information to the control unit and the ground remote control display device. The alarm unit is arranged on the lifting hook of the tower crane, detection is performed through the positioning unit, and the detection of the distance between the lifting hook in the running process and an obstacle is set through the alarm unit. When the distance is lower than the set safety distance, the alarm unit gives an alarm and transmits an alarm signal to the control unit. The control unit wirelessly transmits the received ground environment imageinformation and the position information of the lifting hook to the ground remote control display device and controls the lifting hook of the tower crane according to the received alarm signal or anoperation instruction sent by the ground remote control display device.

The invention discloses a fully-automatic overturning mold-release lifting appliance for a production line of aerated concrete. The lifting appliance comprises a rack, a traveling trolley movably arranged on the rack, an overturning lifting appliance connected with the traveling trolley, as well as a lifting appliance positioning device arranged on the overturning lifting appliance or the traveling trolley. The lifting appliance positioning device comprises a positioning block, a connecting rod positioning arm, and a positioning oil/air cylinder which is connected with and drives the connecting rod positioning arm; the positioning oil/air cylinder is connected with a driving device fixing seat; the connecting rod positioning arm is hinged with a positioning arm fixing seat; and when a piston rod of the positioning oil/air cylinder is retracted, the positioning block can be tightly clamped by the connecting rod positioning arm. Automatic accurate positioning of the lifting appliance and automatic hooking of a mold can be realized; with good balance, the lifting appliance is safe and reliable due to effective reduction of potential safety hazards; by use of the lifting appliance, the labor power can be saved, the production efficiency can be improved greatly, the production cost can be reduced, and therefore a good economic benefit is created for enterprises; and meanwhile the lifting appliance is simple in structure and convenient to operate.

The invention discloses a system, method and device for the execution of payment business. The method comprises the steps: determining that a payment request is executed by a card issuing mechanism server according to the identification of the card issuing mechanism server in the payment request transmitted by an acquirer mechanism server; generating a card organization business identification according to the payment request, and returning the card organization business identification to a purchaser terminal; transmitting the card organization business identification to the card issuing mechanism server, so as to enable the purchaser terminal to transmit the payment operation request to the card issuing mechanism server according to the card organization business identification, thereby enabling the card issuing mechanism server to execute the payment business created based on the card organization business identification according to the payment operation request. Therefore, the purchaser terminal does not need to wait for the card issuing mechanism server to receive the payment request and return the card organization business identification created according to the payment request, reduces the waiting time of a user, reduces the safety risk, and improves the execution efficiency of payment business.

The embodiment of the invention provides four message pushing methods, devices and equipment and a message pushing system, and relates to the technical field of computers. The message pushing method is used for a message pushing server and comprises the steps of enabling the message pushing server to receive a message pushing client side login token obtaining request which is sent by an application server and aim at an application user who logs in the application server successfully; acquiring a message push client login token of an application user; returning the login token to the application server; receiving a login request which is sent by the message pushing client and comprises a login token; judging whether the message pushing client has the right to access a message pushing serveror not according to the login request; and if it is judged that the message pushing client has the right to access the message pushing server, constructing a message transmission channel with the message pushing client. By adopting the scheme provided by the embodiment of the invention, the potential safety hazard of the message pushing server can be reduced.

The invention discloses a preparation method of a flame-retardant magnesium alloy and relates to a magnesium alloy with aluminum as a minor main component. The method comprises the steps of weighing a magnesium ingot, an aluminum ingot, an Mg-Ca master alloy with the calcium content of 20 wt percent and an Mg-Y master alloy with the yttrium content of 25 wt percent as raw materials for feed preparation according to the mass percentage of component elements in the target magnesium alloy, wherein the target magnesium alloy comprises component elements in percentage by weight: 90.7-92.7 percent of Mg, 6.0 percent of Al, 0.3 percent of Mn, 0.5-1.5 percent of Ca and 0.5-1.5 percent of Y, the purity of a magnesium ingot is 99.99 percent, the purity of an aluminum ingot is 99.99 percent, and the purity of a manganese sheet is 99.99 percent; and putting all the raw materials in a gas protection melting furnace, carrying out smelting on the raw materials, then adding a refining agent into the gas protection melting furnace, carrying out refining, pouring the refined raw materials into a cast iron die finally, and carrying out air cooling until room temperature is reached to prepare a flame-retardant magnesium alloy cast ingot of Mg-Al-Mn-Ca-Y. With the adoption of the preparation method, the disadvantages of the flame-retardant magnesium alloy in the prior art that the raw material cost is high, and components contain toxic substances are overcome.

The invention discloses a vehicle garaging method and system based on a stereo garage. The vehicle garaging method comprises the steps that whether a to-be-parked vehicle exists in a to-be-parked area of the garage or not is detected; if the to-be-parked vehicle exists in the to-be-parked area of the garage, a garaging prompt message is sent out, so that the to-be-parked vehicle enters the garage according to the prompt message; characteristic information of the to-be-parked vehicle and parking parameters of the to-be-parked vehicle traveling into the to-be-parked area are collected, and whether the parking parameters conform to the standard or not is judged; if the parking parameters conform to the standard, a public vacant parking space matched with the characteristic information of the vehicle is found; and the to-be-parked vehicle is moved to the public vacant parking space according to set parameters. In this way, the to-be-parked vehicle can be rapidly and precisely parked on the suitably-matched parking space.