181results about How to "Reduce layout costs" patented technology

The present invention relates to a layout for antenna loops having both functions of capacitance induction and electromagnetic induction, and particularly relates to the layout for antenna loops having both functions of capacitance induction and electromagnetic induction, wherein the capacitance detection elements are integrated with the antenna loops. In this layout for antenna loops, each of the antenna loops therein is separated into three sections, and there are several geometric structures fabricated in two of these sections. These geometric structures are capacitance detection elements. Therefore, the two sections are directly fabricated to be the capacitance detection elements because of these geometric structures. By this way, the antenna loops can be integrated with the capacitance detection elements and the capacitance detection elements do not prevent the antenna loops from receiving the electromagnetic signals.

The invention relates to a communication base station sharing method, device and system and a storage medium. The communication base station sharing method implemented from the angle of a base stationcomprises the steps of establishing a cell; sending a broadcast carrying each operator identifier by adopting a shared carrier; receiving a random access request fed back by user equipment based on the broadcast, wherein the random access request carries an operator identifier; selecting a corresponding operator core network according to an operator identifier carried by the random access request, and sending an indication of successful random access to the user equipment; receiving a service request initiated by the user equipment; according to the service request, performing data interaction with a corresponding operator core network, and obtaining interaction information; and sending the interaction message to the user equipment. Based on the network sharing architecture provided by the invention, the core networks of different operators can be allowed to be connected to a shared wireless access network.

The invention provides a carbon aerogel and a preparation method thereof, and a pressure sensor, and belongs to the field of researches on nanometer materials. According to the invention, the carbon aerogel formed from amorphous carbon and graphene through a mud brick structure and having omnidirectional compressible super-elasticity, and the preparation method thereof are provided; and the preparation method comprises: dispersing a saccharide-based additive and graphene oxide into a solvent to form a graphene oxide and additive mixed dispersing solution, drying the mixed solution to obtain anadditive-containing graphene oxide aerogel, and carrying out high-temperature heat treatment on the additive-containing graphene oxide aerogel under the protection of an inert gas to obtain the carbon aerogel, wherein the obtained carbon aerogel has the omnidirectional compressible super-elasticity. The present invention further relates to a tactile and pressure sensor based on the aerogel.

The invention discloses a multi-sensor fusion greenhouse inspection robot tracking method based on EKF. The method comprises the steps: acquiring distance information from three base stations with known coordinates to a robot in real time through a UWB distance measuring module based on a DS-TWR distance measuring technology while acquiring the acceleration and the course angle of the robot in real time through MPU6050 carried by the robot; acquiring a robot coordinate initial observation value from the three distance values by using a trilateral positioning model based on a least square method; carrying out iterative correction at an observation point by utilizing a Taylor algorithm; simultaneously transmitting the corrected coordinate observation value, and the acceleration and the course angle which are measured in real time into a CTRV motion model; fusing the sensor data through extended Kalman filtering; and outputting the extended Kalman filtering (EKF) result as the current position of the robot so as to complete the greenhouse inspection robot tracking method based on multi-sensor fusion. According to the invention, accurate positioning of a greenhouse inspection robot inan indoor environment can be realized, and the cost of greenhouse management is reduced.

The invention relates to a shock excitation and measurement integrated system based on a giant magnetostrictive material, which comprises a shock excitation and measurement device structure and a control system, wherein the shock excitation and measurement device structure comprises an offset coil, a shock excitation coil, a short measurement coil, a coil framework, a footstock, a wire guide hole, a power supply module, a peripheral interface, a shock excitation and measurement control module, a housing, a giant magnetostrictive rod, a fixed spring, a prepressing spring, an end cover and a shock rod. The shock excitation and measurement integrated system is mainly characterized in that the shock excitation and the shock measurement are integrated, the offset coil and the shock excitation coil respectively provide a offset magnetic field and an excitation magnetic field for the giant magnetostrictive rod, the shock excitation and measurement control and the power supply module are arranged between the footstock and the hosing, a suspension structure is formed between the shock rod and the end cover through the prepressing spring, and the end cover is connected with the housing through a thread. The invention has the advantages of reduction of quantity of detection devices, flexibility in use, convenience for use, large test range of alternating stresses, high sensitivity and high response speed, and high detection precision.

The invention relates to a low-cost multipoint safe and high-precision positioning monitoring system. The low-cost multipoint safe and high-precision positioning monitoring system is composed of foursubsystems of a data receiving end, a local server end, a cloud server end and a client end. At the data receiving end, satellite original data of a satellite reference station and a satellite monitoring station are separately obtained, and the satellite original data are sent to the local server end. The satellite monitoring station can obtain coordinate data of multiple point antennas by selecting one module more than once in a time sharing mode, so that the monitoring function of a GNSS board for multiple points is achieved. In the later stage, new monitoring stations or antennas can be added as required, so that intervisibility is not required between the monitoring stations, and the monitoring stations do not influence each other. Four ways is adopted in the data receiving end to sendthe data to the local server end. The local server is responsible for data format conversion, baseline calculation, data storage on original data, and the data are transmitted to the cloud server end. The cloud server end is responsible for data and instruction interaction between the local server end and the client end.

The invention discloses a high-density rapid collection method for an indoor fingerprint positioning database, and the method comprises the steps: obtaining electronic map coordinates of a unit path; carrying out RSSI collection, scanning a wireless signal transmission device, and obtaining and recording RSSI values; solving the absolute values of the differences between scanning moments of all signal intensities and the generation moments of all coordinates, finding the generation moment of coordinates with the minimum absolute value, carrying out pairing, and storing the generation moment of coordinates with the minimum absolute value as a basic data unit of the database; extracting the mean value of RSSI values if there are a plurality of electronic map coordinates corresponding to RSSI data in the database at the same time, and taking the mean value as the unit data of the electronic map coordinates in the database. The method achieves the data collection when a person is in continuous movement. Compared with a conventional gridding collection method, the method is high in signal collection speed, is high in signal collection density, greatly reduces the time in building the database, and improves the collection density and positioning precision of the database. The method facilitates the large-scale popularization of a fingerprint positioning method.

The invention belongs to the field of disaster reduction and prevention, and particularly relates to an intelligent terminal earthquake early warning system. Within an early warning area range, the system comprises a data center and multiple intelligent terminals (1). In the early warning process, the data center picks out part of the intelligent terminals (1) dynamically according to an establishment method of data processing subcenters, and the part of the intelligent terminals (1) are arranged to be intelligent terminals (2) which are also called as the data processing subcenters. The intelligent terminals (1) and the intelligent terminals (2) can be intelligent mobile phones and have the advantages of being small in size, light in weight, convenient to carry, easy to arrange and low in arrangement cost, the number of the monitoring terminals is small, and the distribution range of the monitoring terminals is wide. Due to the advantage in the number of the terminals, the precision of estimating the position of the epicenter of an earthquake is improved. The sub-network type is adopted for the earthquake early warning system with the intelligent terminals (1), response time is shortened, and earthquake early warning efficiency is greatly improved. The intelligent terminals (1) comprise notification modules, and when the earthquake happens, a user can be warned in time.

The invention discloses an integrated wireless temperature and humidity control device system. The integrated wireless temperature and humidity control device system includes integrated temperature and humidity control devices, controllers for the integrated temperature and humidity control devices, a Zigbee router, the Internet, a monitoring platform, a mobile terminal and users; a plurality of integrated temperature and humidity control devices are evenly arranged in a controlled field; each integrated temperature and humidity control device is controlled by the corresponding controller; the controllers are connected with the Zigbee router; the Zigbee router is connected with each user through the Internet; the Zigbee router is connected with the monitoring platform through the Internet; and the monitoring platform is connected with the mobile terminal through GPRS. The integrated wireless temperature and humidity control device system is advantageous in simple structure, and flexible and convenient control. Each integrated temperature and humidity control device can either work independently or work in a clustered manner; and by means of the system monitoring platform, data interaction and command transmission between the users and the control terminals can be carried out conveniently; and therefore, the integrated wireless temperature and humidity control device system is further advantageous in simple structure, excellent control performance, low cost and wide application range.

The embodiment of the invention discloses a photovoltaic power station layout method and device. The photovoltaic power station layout method comprises the steps of obtaining a position point set of each equipped component in a photovoltaic square matrix, determining an initial population according to the position point set, and determining a position point of each equipped component by adopting apreset algorithm based on the initial population. According to the technical scheme provided by the embodiment of the invention, the technical problems that the efficiency of the existing photovoltaic power station layout method is low, and the layout scheme cannot be effectively optimized according to the layout requirement are solved. Mathematical modeling is carried out on a photovoltaic powerstation layout optimization problem, self-adaptive algorithm optimization is carried out on discrete position point variables of photovoltaic power station equipped components, the global search capability is expanded, optimized equipped component position information is obtained, the layout efficiency is improved, and the layout cost is saved.

The invention discloses an open-air drilling coal cutter which comprises a power generation set, a movable pump station, a host, a backseat drill pipe warehouse, a telescoping boom auxiliary transport device and a main drill pipe warehouse, wherein the host comprises drill pipe drive motors; the drill pipe drive motors are connected with front transmission cases by drill pipe mechanisms; drill bits are arranged on the front transmission cases; a middle vent pipe is arranged at the drill pipe mechanisms; the backseat drill pipe warehouse is arranged at the tail part of the host; the movable pump station and the main drill pipe warehouse are arranged on the two sides of the host respectively; the movable pump station comprises a high-power motor; an input end of the high-power motor is connected with the power generation set; an output end of the high-power motor is connected with a drive pump by a transfer case; the drive pump is connected with the drill pipe drive motors; and the telescoping boom auxiliary transport device is arranged on the main drill pipe warehouse. The coal cutter solves the problems that the labor intensity of workers is high, the resource recovery rate is lower, and the coal cost per ton is high during side slope coal mining in the open-air coal mine industry.

The invention provides a carbon sponge and a preparation method thereof, and a pressure sensor, and belongs to the field of researches on nanometer materials. According to the invention, the carbon sponge formed from amorphous carbon and graphene through a mud brick structure and having omnidirectional compressible super-elasticity, and the preparation method thereof are provided; and the preparation method comprises: dispersing a small molecular organic acid additive and graphene oxide into a solvent to form a graphene oxide and additive mixed dispersing solution, drying the mixed solution toobtain an additive-containing graphene oxide sponge, and carrying out high-temperature heat treatment on the additive-containing graphene oxide sponge under the protection of an inert gas to obtain the carbon sponge, wherein the obtained carbon sponge has characteristics of omnidirectional compressible super-elasticity, omnidirectional reversible compressibility, high strength and high electricalconductivity. The present invention further relates to a tactile and pressure sensor based on the sponge, and a preparation method thereof.

The invention belongs to the technical field of new energy vehicles, and particularly relates to a pure electric vehicle high-voltage interlocking control method. The pure electric vehicle high-voltage interlocking control method specifically comprises the following steps that vehicle high-voltage interlocking is divided into all independent systems, the high-voltage interlocking integrity insideall the systems is detected by all the systems, then high-voltage interlocking signals are fed back to a VCU through a CAN bus, and the VCU conducts judgment processing after conducting unified summarizing. The pure electric vehicle high-voltage interlocking control method has the beneficial effects that through the mode that high-voltage interlocking detection is divided into all the systems, thearrangement cost and difficulty of vehicle wiring harnesses are reduced, the transmission efficiency is also improved through the mode of CAN bus transmission, all the working conditions such as charging, travelling and motionlessness are considered overall, different control strategies are put forward in a targeted mode, and the traffic safety can be ensured more effectively.

The invention belongs to the technical field of privacy protection, and discloses a big data based position privacy protection system with a homomorphic encryption mechanism. The big data based position privacy protection system with the homomorphic encryption mechanism comprises a positioning module, a data transmission module, a central processing module, an encryption module, a data storage module, a position inquiry module and a display module. According to the invention, by the encryption module, in the same environment configuration, compared to the bootstrap process in an original scheme, the bootstrap process is reduced by 47%; safety of the scheme can be specified to the LWE problem, and can reach safety of 128 bits; and meanwhile, according to the invention, a cloud server and ahomomorphic encryption algorithm are introduced by the position inquiry module, a user can obtain a corresponding inquiry result only by implementing homomorphic encryption for once, homomorphic multiplication for once and subtraction operation for once, so that calculation cost of the user is reduced.

The invention discloses a method and a system for realizing Operation and Maintenance (OAM) based on Packet Based Networks (PBN) network, wherein the method comprises the following steps that an OAM processor of a PBN network edge device produces protocol message and encapsulates an MIM outer head to the PBN network; (2), the network edge device receives data from the PBN network, removes the outer head of the MIM data and then sends the MIM data to a receiving module of the OAM processor to be processed; meanwhile, the invention discloses a system for realizing the system. The method and system disclosed by the invention can enable the devices located in different places of the PBN network edge to realize link fault diagnosis function, and can provide guarantee for the reliability when the user uses the operator bridging network.

The invention relates to the field of communications, in particular to a wireless network evolution method. The method comprises the steps in which, a data center determines a pre-cooperative communication region; the data center divides the region into grids and determines the grid points on the grids; the data center determines whether the grid points satisfying the signal coverage requirement reach a preset ratio; and if not, the data center executes a preset processing scheme based on positions of the grid points not satisfying the signal coverage requirement, so as to enable the grid points satisfying the signal coverage requirement to reach the preset ratio. The invention determines whether wireless network evolution is required by determining whether the grid points satisfying the signal coverage requirement reach the preset ratio, and executes the preset processing scheme according to the positions of the grid points not satisfying the signal coverage requirement if the wireless network evolution is required, thereby promoting rapid evolution of a wireless network and reducing the cost of layout.

The invention provides a Bluetooth earphone. The Bluetooth earphone comprises an antenna radiator, a first connecting part, a second connecting part and a third connecting part. The length of the antenna radiator and the length of the first connecting part are both 1 / 4 of the wavelength corresponding to one working frequency band of the antenna radiator, current on the antenna radiator flows to the bottom end of the ear handle part from the feeding point, current on the second connecting part flows to the grounding point from the bottom end of the ear handle part, the feeding point is locatedat the top end of the ear handle part, and the grounding point is a preset distance away from the feeding point. The total length of the second connecting part and the third connecting part is greaterthan 1 / 4 of the wavelength, the third connecting part is connected with the second connecting part, parasitic current on the third connecting part flows to the end part of the third connecting part from the joint of the third connecting part and the second connecting part, the current on the antenna radiator is not opposite to the parasitic current on the third connecting part, therefore the third connecting part becomes the parasitism of the antenna radiator, and the antenna performance of the Bluetooth earphone is improved.

The invention provides a traffic dredging system for a road in front of a campus and relates to the technical field of road traffic safety for the road in front of the campus, particularly a monitoring device of a vehicle passage barrier gate arranged on a sidewalk in front of a campus door. The system is characterized by comprising a sidewalk barrier gate (B) arranged at the two ends of a sidewalk in front of the campus door, a vehicle barrier gate (A) arranged along the two driving directions of the road that goes across the sidewalk, a remote control center arranged at a traffic safety department, and a ground sensing coil paved on the sidewalk. The body of the vehicle barrier gate and the body of the sidewalk barrier gate are respectively and internally provided with a wireless transmission module. The control unit of the vehicle barrier gate and the control unit of the sidewalk barrier gate are in information interaction with the remote control center of the traffic safety department respectively through the wireless transmission module. The system is strong in practicability and high in reliability. The positive effects of intelligent traffic dispersion and personnel safety transit can be realized.

The invention provides a positioning base station applied to an ultra wideband positioning system, a system and a positioning method. According to the embodiment of the invention, the positioning base station in the ultra wideband positioning system is configured as follows: the plurality of positioning base stations share one positioning processor, and the positioning base stations do not have functions of the positioning processor. Compared with the prior art, the positioning base station provided by the embodiment of the invention is adopted under a positioning scene where the same quantity of positioning base stations need to be configured, so that a lot of positioning processing devices can be saved, and thus the arrangement cost of the whole positioning system is reduced; on the other hand, the plurality of positioning base stations share the one positioning processor, and pulse signals of the plurality of positioning base stations can be processed by the one positioning processor, so that the plurality of positioning base stations can work under the same time standard. The defect that time standards of a plurality of positioning processing devices in an existing system are unified is avoided, so that the configuration working amount is reduced, and the problem that the positioning precision is reduced, caused by the fact that the configuration of the time standards is not uniform, is solved.

The invention provides an aerogel pressure sensor, and belongs to the technical field of sensors. The aerogel pressure sensor is prepared based on an aerogel material, and comprises an aerogel, an electrode in contact with the aerogel, and an electrical signal measuring device that measures a change in an electrical signal between the electrode and the aerogel. The aerogel is an elastic conductiveaerogel. The elastic conductive aerogel material has certain conductivity, good elasticity and a porous network structure. The aerogel pressure sensor provided by the invention not only has a large working range and strong detection capability, but also has a low arrangement cost; and is suitable as a tactile sensor for monitoring human body health signals and for mechanical bionic hands.

The invention relates to a charging control method, device and equipment for a wireless charging parking stall, and a storage medium. The charging control method for a wireless charging parking stallincludes the steps: receiving a wireless charging parking stall usage request which carries the usage parking stall identifier information and the usage user identifier information; querying a reservation state of the wireless charging parking stall corresponding to the usage parking stall identifier information; and if the wireless charging parking stall is in a reserved state and the reservationuser identifier information is inquired and the reservation user identifier information is consistent with the usage user identifier information, sending prompt information that the wireless chargingparking stall can be used to a user terminal corresponding to the usage user identifier information; and receiving the charging request carrying the usage user identifier information, and according to the charging request, charging the vehicle on the wireless charging parking stall. The charging control method for a wireless charging parking stall can reduce the situation that the unrelated vehicle occupies the wireless charging parking stall, thus improving the use efficiency of the wireless charging parking stall, saving the surface usage space of the wireless charging parking stall, and reducing the arrangement cost.

The invention provides a shared household appliance lease authorization control method and device, and the method comprises the steps: building a connection between a household appliance and terminaldevice through a preset WIFI module, and obtaining a pre-stored private key corresponding to the identification information of the household appliance; encrypting the current first system time by using a private key to generate a payment token, and sending the payment token, the identification information and the lease time to the terminal device; receiving an encrypted message sent by the serverand fed back by the terminal device; and decrypting the encrypted message by using the private key to obtain the current time and the lease time, and judging whether the difference between the currenttime and the current second system time is within a preset time difference, and if so, controlling the household appliance to work according to the lease time. According to the method, the layout flexibility of the shared household appliances is greatly improved, the layout cost of the shared household appliances is reduced, malicious repeated lease attacks can be prevented, and the security is enhanced.

The invention belongs to the technical field of laser cutting and discloses a full-automatic laser cutting system and a control method. A rotating module carries out space rotating on an article to becut. A laser transmitting module transmits laser. A center control module extracts sample data in a database of the article to be cut. A setting module sets a pattern of the article to be cut. An angle adjusting module adjusts the angle between a laser light path and the article to be cut after a modulation module is utilized for carrying out modulation. A cutting module carries out cutting. According to the system and the control method, the service life of the motor is prolonged, and the production cost is reduced; meanwhile, the cutting module controls a laser head to move according to thecutting depth curve so as to cut the article to be cut, and the cutting depth of the article to be cut adapts to the cutting depth curve; and accordingly, a laser cutting machine adopting the cuttingmethod can machine grooves with equal groove depths, and thus adaptability of the laser cutting machine is good.

A dust-proof sand and gravel production system, including a feeder, a jaw crusher, an impact crusher, a vibrating screen, a sand making machine and a sand belt, the feeder is connected to the jaw crusher, and the jaw crusher is connected to the Impact crusher, the impact crusher is connected to the vibrating screen, the vibrating screen is connected to the sand making machine, and the sand making machine is connected to the sand belt; the sand making machine is equipped with a water mist fan, and the water mist fan blows to the sand making machine when the sand making machine is working. The outlet is sprayed with water mist. After the implementation of the present invention, it can effectively reduce the dust generated by factors such as broken stones, transshipment, vibration, etc. in the sand and gravel production process, and the structure is relatively simple. Small-scale sand and gravel plants can also be well applied in large-scale sand and gravel plants. It can not only protect the health of operators, but also reduce pollution and protect the ecological environment around the manufacturer. In addition, the present invention has low layout costs , can be widely promoted.

The invention discloses a fire behavior recognition method and system based on deep learning. Deep learning technology, existing fire behavior images are analyzed and trained; obtaining neural networkmodel, fire recognition is performed on images acquired by a visible light real-time video, single-frame image features and multi-frame image time sequence features are combined, weather and geographic data information is combined, fire judgment, influence analysis and prevention and control assistance are comprehensively performed, the influence of environmental factors on an recognition resultis avoided, and the recognition accuracy is greatly improved.

The invention discloses a phase-change thermoelectric composite heat dissipation system. The system comprises a cabinet body, a phase change heat dissipation mechanism and a thermoelectric heat dissipation mechanism. The phase change heat dissipation mechanism is arranged on the cabinet body and is used for carrying out heat dissipation on the cabinet body in a refrigerant phase change refrigeration mode, and the thermoelectric heat dissipation mechanism is arranged on the cabinet body and is used for carrying out forced heat dissipation on a condensation end of the phase change heat dissipation mechanism in a thermoelectric refrigeration mode. Thus, the cabinet body is cooled through the change of the refrigerant medium state of the phase change cooling mechanism; and meanwhile, the condensation end of the phase change heat dissipation mechanism is subjected to forced heat dissipation in a thermoelectric refrigeration mode through the electric heat dissipation mechanism, continuous and stable operation of the phase change heat dissipation mechanism is guaranteed, the heat dissipation efficiency can be greatly improved through combined use of the two heat dissipation modes, and thehigh heat dissipation performance is guaranteed. Compared with the prior art, on the basis that the heat dissipation performance of the server cabinet is guaranteed, the requirement for the operationenvironment is lowered, the operation noise is lowered, and the arrangement cost is reduced. The invention also discloses a server cabinet, and the beneficial effects of the server cabinet are as described above.

The invention belongs to the technical field of robots and discloses a robot control system. The robot control system comprises a camera shooting module, a temperature and humidity detection module, asingle-chip microcomputer control module, a wireless communication module, a computer, a voice module, a mobile module, a positioning module and an abnormity processing module. By means of the positioning module, the robot positioning mode is simplified, and the positioning accuracy and the positioning accuracy are improved. By means of the abnormity processing module, an abnormity detection instruction is sent to a robot, and then the abnormal information of an abnormal task detected by the robot is received. According to the abnormal information, a risk level corresponding to the abnormal task is determined. After that, an abnormity processing strategy matched with the risk level is issued to the robot. As a result, the problem that due to the robot is abnormally stopped, tasks cannot be executed in time by the robot can be avoided. The task executing efficiency of the robot is improved.

The embodiment of the invention provides a method and system for logging in a conference terminal, and a video conference method and system. The method and system are applied to an Internet of Videos,and the Internet of Videos comprises a plurality of conference terminals, and a mobile terminal in communication connection with the plurality of conference terminals through an Internet of Videos server; a conference terminal is remotely controlled to serve as a target conference terminal by the mobile terminal to initiate a live video or watch the live video, and the collected or received multimedia data are encoded and decoded by the target conference terminal, so that a user can conveniently perform a video conference at any time any where, thereby being convenient and practical; and meanwhile, one conference terminal can be shared among a plurality of mobile terminals, thereby reducing the stationing cost of the conference terminal, reducing the idleness of the conference terminal, achieving the maximal use of resources, and greatly reducing the cost of the video conference.

The invention particularly relates to a multifunctional non-disturbing call system, comprising a server side, a client side and a reminder. The reminder is worn on an arm of a user. The reminder sends user identity information and demand information to the server side through the client side. The server side obtains user riding or duty call information according to the user identity information, then carries out timing through combination of the demand information and sends an instruction to the reminder for reminding of the user when the timing is terminated. The invention also discloses a control method of the system. Through setting of the reminder on the arm of the user, the good reminding effect can be realized, and others are not influenced when the reminding is carried out; the client side is used for carrying out registration on the user, so the user does not carry out setting and the user operation is simplified; and the server side is used for processing data, and through concentrated data processing, the deployment cost of the client side can be greatly reduced.

The invention relates to a fault display method and a fault display system of a bridge monitoring system. According to the fault display method, faults of common sensors of a bridge are represented through different colors and different flickering modes of the LED lamp beads, wherein different colors of the LED lamp beads represent that sensors with different priorities fail; each flickering moderepresents that one specific sensor breaks down. Meanwhile, the invention provides a display system based on the fault display method, the display system only needs to be provided with one main control board and one LED lamp bead, so the whole system is extremely simple in structure, low in cost and good in reliability.