32results about How to "Reasonable and efficient use" patented technology

The invention relates to the technical field of data analysis, in particular to a parking space reservation method and device, computer equipment and a storage medium, and the method comprises the steps: obtaining a parking space reservation request transmitted by a vehicle-mounted terminal, and extracting parking lot key information in the parking space reservation request; determining a parkinglot corresponding to the parking stall reservation request; acquiring a parking space layout map and parking space use frequency of the parking lot, and establishing a parking space position matrix according to parking space positions in the parking space layout map; classifying elements in the parking space position matrix by applying a partial least square method, and carrying out genetic iterative optimization to obtain a reservation scheme of the parking lot; and sending the reservation scheme to the vehicle-mounted terminal, determining the locking time of the reserved parking space, andlocking the reserved parking space according to the locking time of the reserved parking space. According to the invention, each parking space in each parking lot of the parking lot can be efficientlyand reasonably used, and the utilization rate of the parking spaces is greatly improved.

The invention provides a method for scanning the state of an adaptive wireless channel generated by a shared secret key. Aiming at the problem of low resource utilization ratio caused by a constant scanning speed of the traditional RSS which obtains a generated key, a controller containing a corresponding relation between a channel state and a key bit generation rate expected by a user is introduced, automatic adjustment of the wireless channel scanning rate is finally realized by a feedback mechanism, so that network resources are reasonably and efficiently utilized, and the requirement of the user for key generation is simultaneously met.

The invention discloses a method and a device for re-configuring FPGA in an ultrasonic system. The method and device for re-configuring the FPGA in the ultrasonic system are suitable for the technical field of information processing. The method for re-configuring the FPGA in the ultrasonic system includes that acquiring an FPGA configuration file corresponding to received scanning mode information from a plurality of pre-stored FPGA configuration files when the scanning mode information is received; re-configuring the current FPGA according to the acquired FPGA configuration file. The method and device for re-configuring the FPGA in the ultrasonic system are capable of dynamically regulating the use of FPGA logic resource according to the working condition of the ultrasonic system, and the power consumption of the FPGA is lowered.

The embodiment of the invention provides a method for improving the performance of a PDCP (Packet Data Convergence Protocol) ROHC (Robust Header Compression) algorithm, which comprises the following steps: an uncompressing end monitors and makes statistics on channel condition information; and when monitoring that the channel condition exceeds a preset threshold value, the uncompressing end carries out state transition and mode switching and sends ACK (Acknowledgment) or NACK(Negative Acknowledgement) to the compressing end of equipment which receives and transmits an ROHC compressed data packet to excite the compressing end to carry out the state transition and mode switching. The embodiment of the invention also provides equipment for improving the performance of the PDCP (Packet Data Convergence Protocol) robust header compression algorithm. In the technical scheme of the embodiment of the invention, by introducing in a new standard for judging the change of the channel condition, the sensitivity and the accuracy of ROHC are improved, the respective working state and operation mode of a compressing-state machine and an uncompressing state machine can be adjusted rapidly, thereby timely and effectively preventing the error diffusion and packet loss spread of contiguous packet data.

The invention discloses a cellular cell wireless network source distribution method with automatic energy acquisition base stations. The method comprises the following steps: setting that two base stations are BS1 and BS2 and that K users are within the coverage of the two base stations, and respectively generating base station selection sets beta 1= {eta 1, eta2, ... , eta K} and beta 2= {1-eta 1, 1-eta2, ... , 1-eta K} for the two base stations; comparing the signal gains from the corresponding BS1 and BS2 to the K users, wherein if G1,k is greater than G2,k, eta K is equal to 1, otherwise eta K is equal to 0, and generating the selection sets beta 1 and beta 2 of all users; determining the user selection sets beta 1 and beta 2 as final selection; and repeating step S1 until the user selection sets beta 1 and beta 2 are determined; and finding out the optimal energy source and spectrum allocation by matching the generalized Stackelberggame method. Compared with the prior art, resource allocation and network optimization are carried out on the cellular cell property having the automatic energy acquisition base stations, the energy source of the cellular cell network is used reasonably and effectively, and the user experience is optimized.

The invention provides a method for scanning the state of an adaptive wireless channel generated by a shared secret key. Aiming at the problem of low resource utilization ratio caused by a constant scanning speed of the traditional RSS which obtains a generated key, a controller containing a corresponding relation between a channel state and a key bit generation rate expected by a user is introduced, automatic adjustment of the wireless channel scanning rate is finally realized by a feedback mechanism, so that network resources are reasonably and efficiently utilized, and the requirement of the user for key generation is simultaneously met.

The invention provides a service configuration method and a service configuration system for an optical network unit, and relates to a passive optical network technology. The service configuration method for a user-end optical network unit comprises the following steps of: generating the logic identification information and customer management order of the user-end optical network unit according to the application of a user, wherein the customer management order comprises the logic identification information and user information; allocating resources according to the user information to form resource configuration information; binding the resource configuration information and the logic identification information; converting the resource configuration information into a configuration command; storing the configuration command by using a passive optical network equipment network manager; and performing resource configuration on the user-end optical network unit through the configuration command according to a registration request of the user-end optical network unit, wherein the registration request comprises the logic identification information. By the method and the system, each resource can be efficiently and rationally utilized, manual configuration errors can be reduced, service fulfillment accuracy can be greatly improved, and the requirements of large-scale development of a fiber-to-the-home (FTTH) network can be met.

The invention discloses a method for realizing multi-interface access of a mobile subnet based on N-PMIPv6. The steps of the method include establishing a BCE for each MR interface by using an LMA in the PMIPv6 network, and assigning different Proxy-CoA to it; MR Allocate a suitable interface for at least one MN according to the current state of each interface; when the interface of the MR changes abnormally during operation, it will change the interface of the MN using the interface according to the interface switching instruction message. The technical solution of the present invention has the advantages of: it can realize that MR uses multiple interfaces to access the PMIPv6 network, and provides services for multiple MNs under it; The data stream can be allocated to the appropriate interface to achieve efficient and reasonable use of multiple interfaces and business load balancing; the automatic switching of mobile sessions between interfaces can be realized through dynamic monitoring of interface status, effectively avoiding communication interruption caused by interface status deterioration.

The invention relates to the technical field of draught fans, in particular to a household wall-mounted heating and refrigerating integrated novel draught fan which comprises a novel draught fan body,wherein a machine body is arranged at the external part of the novel draught fan body; a bearing plate is fixedly connected with the side wall on one side of the machine body; a first suspension armand a second suspension arm are fixedly arranged on the side, far away from the machine body, of the bearing plate; the side, far away from the bearing plate, of each of the first suspension arm and the second suspension arm is fixedly connected with a wall; an electromagnetic heating system is fixedly arranged in the machine body and comprises an electromagnetic heater and a water storage cabin;a refrigerating system is fixedly arranged at the top of the electromagnetic heating system and is provided with a refrigerating machine; a water storage layer is arranged at the top of the refrigerating machine; a water drainage exit is fixedly arranged on the side, close to the outer wall of the machine body, of the refrigerating machine; and an outdoor air inlet and an outdoor air outlet are fixedly formed in the outer wall of one side, close to the first suspension arm and the second suspension arm, of the novel draught fan body. Through scientificity and practicality of overall structuraldesign, the household wall-mounted heating and refrigerating integrated novel draught fan is more reasonable and efficient to use and lower in cost.

The invention relates to a cylindrical wood formwork stacking device for building construction. According to the technical scheme, the device comprises two bases, a vertical first electric cylinder capable of moving left and right is slidably installed on each base, a disc is rotatably installed at the upper end of each first electric cylinder, the axis of each disc is perpendicular to the axis of the corresponding first electric cylinder, and the axes of the left disc and the right disc coincide; and a plurality of second electric cylinders are evenly distributed on the discs in the circumferential direction of the discs at intervals and can synchronously control stretching out and drawing back, the axes of the second electric cylinders are tangent to the coaxial circles of the discs, a third electric cylinder is rotationally installed at the stretching-out end of each second electric cylinder, each third electric cylinder independently controls stretching out and drawing back, and the axes of the third electric cylinders coincide with the axes of the second electric cylinders. The multiple third electric cylinders can rotate synchronously, the extending ends of the corresponding third electric cylinders on the two bases are opposite and coincide in axis, an arc-shaped groove is fixed to the extending end of each third electric cylinder, and openings of the arc-shaped grooves in the bases on the left side and the right side are opposite.

The invention relates to an upstairs / downstairs escape device and an application method thereof. The device comprises a telescopic vertical ladder. The device is characterized by further comprising a fixed seat fixed on a window wall, wherein the fixed seat is provided with a circular cylinder for insertion of ladder legs of the telescopic vertical ladder; the upper edge of the fixed seat is flush with the lower edge of the window; the distance from the edge at one side of the fixed seat adjacent to the window to the window is 0.1-0.5 meter; the upper surface of the fixed seat is provided with a foot bar; and the lower surface of the circular cylinder is provided with an iron ring for fixing a rope ladder. The escape device provided by the invention is simple in structure, skillfully combines the rope ladder and the telescopic ladder together, is convenient to use, can effectively improve the escape safety, and realizes upstairs / downstairs escape.

The invention discloses an air-ejected anti-blocking system for a cane harvester. The air-ejected anti-blocking system comprises a harvester body. The harvester body is provided with sucking channels for sucking and discharging smashed leaves. The harvester body is provided with an air compressor and an air storage tank. In the harvester body, first air nozzles are arranged on portions, where blocking occurs easily, of cane stalk conveying paths. Multiple second air nozzles are arranged in the sucking channels in the sucking channel direction. The first air nozzles and the second air nozzles are communicated with the air storage tank through pipelines. Blocking inductors are arranged beside the first air nozzles and the second air nozzles. As an air-ejected anti-blocking device is additionally arranged, when blocking occurs, by means of high-pressure air ejection, blockages are ejected out in the sucking channel direction in time, it is ensured that the leaves are sucked out of the harvester at the highest speed, the interiors of leaf stripping channels and the interiors of the sucking channels are prevented from being blocked, and normal harvesting work of the cane harvester is ensured.

The invention discloses an avoidance method of a node scheduling coverage hole in a wireless sensor network. The method comprises the steps that under the premise of ensuring the coverage of a monitoring area, according to the energy consumption conditions of nodes, node states are reasonably distributed; if the residual energy is greater than the given threshold value, the nodes enter an energy-saving dormant state; if the residual energy is less than the given threshold value, and the nodes meet the dormant conditions, the nodes enter a deep sleep state of which the time is longer than the dormant time; if the nodes do not meet the dormant conditions, the nodes send information for help to neighbor nodes, and the neighbor nodes automatically check whether the neighbor nodes meet support conditions or not and then support the nodes. The avoidance method provided by the invention is mainly used for solving the coverage hole problem of a node region caused by node failure due to the too fast consumption of energy of part of nodes in a node scheduling mechanism, thus saving the network energy, and effectively prolonging the survival time of the whole network.

The invention discloses a method for uploading a video of a cloud video living broadcast platform. The method comprises the steps of firstly receiving video data acquired by a camera through a local proxy and carrying out video quality adjustment, uploading and local data caching tasks based on a comprehensive video value which is stored locally; and secondly, receiving video data uploaded by a local proxy server through a cloud server, live-broadcasting the video data online for a user to watch in response to a user request, and meanwhile, updating the comprehensive video value and feeding back the updated comprehensive video data to the local proxy server for sequencing of the video data in the next time. Correspondingly, the invention also discloses a corresponding system. According to the method and the system for uploading the video of the cloud video living broadcast platform, the transmission efficiency of high-value video data is fully increased, the use of a current bandwidth is enabled to be more reasonable and more efficient, meanwhile, video live broadcast requirements of different users are satisfied, and user experience is improved.

The embodiment of the invention provides a method for interpolating a voltage isometric curved surface and generating a pattern, which comprises the following steps of: calculating a weight vector of each lattice of a voltage isometric curved surface original network; merging a plurality of lattices with weight vectors less than preset threshold values in the original network into a lattice group to obtain L lattice groups; and carrying out interpolation calculation on the L lattice groups, carrying out interpolating by taking a center of the merged lattice groups as an inference, carrying out pattern generation on the interpolated lattice groups, and carrying out color lump filling on the pattern represented by the lattice groups in the pattern generation. The embodiment of the invention also provides a device for interpolating the voltage isometric curved surface and generating the pattern. According to the technical scheme provided in the embodiment of the invention, through the voltage isometric curved surface interpolation and pattern generation based on the lattice merging, the lattice number needing interpolation and drawing is reduced, and the speed of displaying the pattern is effectively improved.

The invention relates to a self-adaption triggering method for establishing a new link during WLAN seamless switching. In a scene that WLAN is switched to a target network, the invention can set a received signal intensity threshold for establishing the new link in the target network in a self-adaptive way according to the specific movement state of a moving body, and therefore, the invention canrealize the seamless switching of the WLAN to the target network, also can occupy two communication links simultaneously within shortest time, thus being capable of using network resource more reasonably and efficiently.

The invention discloses a code generation method and device. The code generation method comprises the steps that codes in source files are analyzed to obtain original data structures defined in the source files and used in a shared memory; basic data types included in the original data structures are determined, distributors corresponding to the basic data types in an inter-promoted-process communication library are declared, and corresponding another distributor names are generated; based on the another distributor names, target data structures corresponding to the corresponding original data structures are generated; it is determined that the distributors corresponding to the target data structures are defined to have the corresponding another distributor names; the another distributor names corresponding to the target data structures and corresponding inter-promoted-process communication library structures are output to codes in target files. By the adoption of the method, a data structure for data access can be created in the shared memory in a simple and efficient mode.