108results about How to "Reduce the chance of loss" patented technology

The invention, which relates to the vehicle voice control technology, discloses a vehicle remote control method based on a voice command, an apparatus and a system thereof. The method, the apparatus and the system are used to improve safety of the vehicle remote control. The vehicle remote control method based on the voice command comprises the following steps that: a communication terminal and a cloud computing platform server establish communication connection according to a sending connection control command of a user; the communication terminal receives a vehicle control voice command sent by the user and sends to the cloud computing platform server; the cloud computing platform server identifies, analyzes the vehicle control voice command by using an unspecified human voice identification technology so as to obtain the vehicle control information and return to the communication terminal; the communication terminal controls the vehicle which establishes a transmission relation with the communication terminal according to the vehicle control instruction. A scheme of the invention is suitable for carrying out remote voice intelligence control to the vehicle.

The invention relates to the technical field of agricultural fertilizer, particularly to a multifunctional synergist of a compound fertilizer suitable for calcareous soil of dry land, and application of the multifunctional synergist. The synergist is composed of, in percentage by mass, 40-70% of super-absorbent resin, 15-25% of citric acid and the salts thereof, 10-20% of a nitrification inhibitor, 4-10% of polyborate and 1-5% of EDDHA (ethylenediamine di-o-phenyl acetate)-microelement chelate. The synergist prepared according to the invention can be used as an additive of a compound fertilizer or applied together with various common compound fertilizers or formula fertilizers to exert the function of preventing and controlling the loss ways of nitrogen, phosphorus and potassium simultaneously, and can realize one-time total-nutrient fertilizer application; and the synergist has multiple functions of stabilizing fertilizer by slow release, holding water and resisting drought, improving soil with nutrients, saving labour, increasing production, etc.

The invention belongs to the technical field of file synchronization, and specifically relates to a remote resource synchronization method and system for three-layer architecture. The remote resource synchronization method for the three-layer architecture comprises the steps that a cloud server traverses local directories and generates a list file containing all file synchronization information; an offline server obtains a newest list file from the cloud server, compares the newest list file with the local list file and generates a deletion list and a downloading list; the offline server deletes local files according to the deletion list; the offline server downloads corresponding files from the cloud server according to the downloading list; and a playing terminal obtains playing resource file directories in the list file updated by the offline server through a local area network and obtains playing resources according to the downloading addresses of the playing resource file directories. Through adoption of the technical scheme of the method and the system, the updated files can be conveniently and effectively synchronized to the playing terminal.

The invention provides a big data analysis-based intelligent community management system and a big data analysis-based intelligent community management method, and relates to the field of smart city application. The system comprises a background management center, a mobile phone terminal and a plurality of two-dimensional codes. The method comprises the steps of S1, using the mobile phone terminal to scan the two-dimensional code of an entrance of a community so as to enable a mobile phone number to be transmitted into the background management center; S2, determining that the mobile phone number belongs to an owner or a visitor by using the background management center; if the mobile phone number belongs to the owner, entering S3; if the mobile phone number belongs to the visitor, entering S4; S3, enabling the owner to scan the two-dimensional code on a gate of a building, making the background management center to judge whether information obtained by scanning is the same as that, stored in advance, of the owner or not; if so, opening an access control system; enabling the owner to scan the two-dimensional code of the floor where the owner lives, and automatically cutting off the connection if verification is successful; S4, enabling the visitor to input the building and floor which are to be visited, enabling the visitor to scan the two-dimensional code on a gate of the building to be visited, after the verification of the background management center is finished, and then open the access control system, enabling the visitor to scan the two-dimensional code of the floor to be visited, and automatically cutting off the connection. The system and the method avoid the trouble caused by too many cards; the access control system is arranged, so that the effective management mechanism for foreign visitors can be realized.

The invention provides a working method of a high-reliability distributed log system. The method comprises the steps of providing a distributed file system, wherein the distributed file system has several storage nodes, multiple writers and multiple readers; adopting the writers to add records to a log file simultaneously to generate a write-in request of the log file; receiving the writ-in request of the log file, and allocating a serial number to the log file; generating multiple copies for the log file allocated with the serial number, randomly writing each copy into a storage node of the distributed file system, and transmitting the copies to all the readers corresponding to the log through the distributed file system. By means of the working method of the high-reliability distributedlog system, coexistence of the availability and consistency can be achieved, high availability is achieved, that is, the service is always on line, the off line state is not allowed to appear, the write-in response is quick, a certain degree of data reading exists, and generally, recently write-in log data is read; meanwhile, the working method has durability, and the data loss probability is lowered.

The invention relates to an agricultural monitoring system, in particular to a precision agriculture self-adaption monitoring system and a method based on agricultural Internet of things. The invention resolves the problems that an existing agricultural monitoring system is large in a rate of data loss, poor in network robustness, low in control efficiency and high in control cost. The precision agriculture self-adaption monitoring system based on the agricultural Internet of the things comprises a soil moisture content sensor network, a self-adaption environment control module, a central management platform, a weather information collecting module, an individual area information collecting module and an automatic irrigation system, wherein the soil moisture content sensor network comprises n soil moisture content data collecting modules, n power supply modules and n+1 wireless communication modules, power supply output ends of the n soil moisture content data collecting modules are connected with power supply output ends of the n power supply modules in a one-to-one corresponding mode. The precision agriculture self-adaption monitoring system and the method based on the agricultural Internet of the things are suitable for monitoring of greenhouses.

The invention discloses a clustered intelligent control method for traffic tunnel devices. The clustered intelligent control method is characterized in that states of field controllers are collected, sorted, packaged and uploaded on the basis of receiving, parsing, preprocessing and issuing of control instructions of a central control layer; collected device information is filtered and is analyzed and processed according to a built-in clustered intelligent controller model, and instructions are outputted to a field controller layer after an optimized control instruction source is acquired, and are executed by the field controller layer; device attribute arrays are provided by the method, attributes of each device are arrayed, abstracted and packaged, and the devices are logically archived into different clusters according to difference of the attributes of the devices and are integrated into the various clusters instead of being particulate isolated individual devices. The clustered intelligent control method has the advantages that manual intervention can be reduced, the operational device cost and the maintenance cost of traffic tunnels can be reduced, and efforts are contributed for low-carbon life.

The invention relates to an alarm method for preventing an intelligent electronic device from being lost using a somatic sense control device. The method includes the following steps: the somatic sense control device and the intelligent electronic device are paired based on wireless connection, wherein the pairing based on wireless connection has a preset connection distance Lth, and when the distance between the somatic sense control device and the intelligent electronic device exceeds the preset connection distance Lth, the wireless connection between the somatic sense control device and the intelligent electronic device is disconnected; a first preset distance L1 is set, wherein the first preset distance L1 is smaller than the preset connection distance Lth; the orientation for sensing the intelligent electronic device is used as a first orientation, and the real-time distance L between the intelligent electronic device and the somatic sense control device is measured through an electromagnetic distance measurement method; when L1 is smaller than or equal to L and L is smaller than Lth, a first alarm is given out; when the pairing based on wireless connection is disconnected, the orientation used by the somatic sense control device to sense self is used as a second orientation, and the real-time distance L is calculated according to the first orientation and the second orientation; when L is greater than or equal to Lth, a second alarm is given out.

An optimized karyote in-vitro separation kit comprises two reagents. The reagent 1 is composed of erythrocyte precipitant, sodium chloride or potassium chloride. The reagent 2 is composed of natrii diatrizoas and polysucrose No.400, natrii diatrizoas and polysucrose dextranum, or percoll, and has density of 1.076-1.090. An application method of the optimized karyote in-vitro separation kit includes directly adding 100ml of human marrow blood, umbilical cord blood or peripheral blood into 200ml of solution of the reagent 1, allowing for standing for 10-30 minutes, collecting supernate, centrifuging at 2000rpm (1100xg) for 5 minutes, discarding the supernate, adding remnant a centrifugal tube containing solution of the reagent 2, performing density gradient centrifugation for 30 minutes, controlling the rotation speed at 1500rpm, absorbing a karyote layer, performing centrifugal cleaning for once to three times, using 50ml of cell preservative solution for diluting, and taking 100 microliters for testing or self-testing.

The embodiment of the invention discloses a data processing method and device and a terminal device, and relates to the technical field of electronic information, and the probability of data leak or data loss can be reduced. The method comprises the steps that when a first system is operated, assigned data in a storage area corresponding to a second system are obtained, wherein the assigned data contain key information; associated data of the assigned data are obtained, wherein the key information contained in the associated data is the same as the key information contained in the assigned data; the assigned data and the associated data are transferred or copied to a storage area corresponding to the first system from the storage area corresponding to the second system.

The disclosed data backup method comprises: A. entering system through network; B. backuping data from target computer into the server. And the data recovery method comprises: A. guiding target into system by network; B. recovering data from server into the target computer. This invention can improve data reliability.

The invention discloses a three-core optical fiber composite submarine cable, which includes cable cores and at least one optical fiber unit, wherein the cable cores and the optical fiber unit are wrapped by an adhesive cloth layer; fillers are arranged between the cable cores and between the cable cores and the optical fiber unit; a lining layer, a steel wire armoured layer and an outer covering layer are sequentially arranged on the adhesive layer; the three parallel cable cores form a circuit; and each cable core includes a water resistant conductor and an insulation layer, a shielding layer, a water resistant layer, a lead layer and a shield sleeve layer that are sequentially arranged on the water resistant conductor. The three-core optical fiber composite submarine cable facilitates avoiding severe heating at the landing end and the pole climbing part of the submarine cable after landing, reducing route occupation, enhancing shielding effect and avoiding vortex in the armoured layer.

The invention provides a vehicle fuel consumption evaluation method and device. The method comprises the steps of acquiring N pieces of driving behavior data to determine an evaluation object set; acquiring the evaluation weight value and the membership evaluation vector corresponding to each piece of driving behavior data in the N pieces of driving behavior data; constructing evaluation weight vectors based on the evaluation weight values corresponding to the N pieces of driving behavior data acquired by an acquiring module, performing normalization processing on the evaluation weight vectors, and constructing a membership evaluation matrix by using the membership evaluation vector corresponding to each piece of driving behavior data as a row vector; acquiring an evaluation result vector according to an evaluation weight vector obtained after normalization processing and a membership evaluation matrix obtained after normalization processing, and determining the current fuel consumption level of a vehicle according to the evaluation result vector. By collecting, analyzing and calculating driving behavior data, the fuel economy, namely the fuel consumption level, of a vehicle can be graded; the method and the device can solve the problem of excessive fuel consumption caused by bad driving behavior.

This invention discloses a method, a device and a system for transmitting control information, comprising enhanced resource element group number in determination resource block, a determination enhanced control channel unit, and a determination enhanced control channel unit. The enhanced resource element group number determine the psotion of the resource unit corresponiding to the enhanced resource element group. The enhanced control channel unit position corresponding to the resource unit is determined according to the positions of the resource enhanced control channel unit and the enhanced recource element group which are corresponding to the resource unit. This invention relives a problem that the diversity is not good, and reduces the lost ratio of terminal equipment.

The invention discloses a mobile phone earphone with an antitheft function. The mobile phone earphone comprises an earphone line (2), earphone bodies (3), a fixing clamp (4) and an earphone plug (5). The two ends of the earphone line (2) are connected with the earphone bodies (3) and the earphone plug (5) respectively. The fixing clamp (4) is located on the earphone line (2). The mobile phone earphone with the antitheft function further comprises a mobile phone placing bag (1). The front end of the mobile phone placing bag (1) and the earphone line (2) are integrally formed. The earphone plug (5) is placed inside a cavity of the mobile phone placing bag (1). The rear end of the mobile phone placing bag (1) is designed to be capable of being opened and closed. According to the mobile phone earphone with the antitheft function, due to the fact that the connection between the earphone and the mobile phone is strengthened, the mobile phone and the earphone can not be easily separated, and the probability that the mobile phone is lost under the alert-free condition is reduced.

The invention relates to the field of financial science and technology, and discloses a distributed data synchronization method, which comprises the steps of intercepting to-be-synchronized data through an interceptor when it is detected that an upstream application system sends out the to-be-synchronized data; respectively sending the to-be-synchronized data to an application channel and an update log channel through the interceptor; and respectively performing consumption processing on the to-be-synchronized data through the application channel and the update log channel, and storing the to-be-synchronized data in a storage module corresponding to the downstream application system. The invention further discloses a distributed data synchronization device and equipment and a readable storage medium. Through performing consumption processing on to-be-synchronized data through an application channel and an update log channel, after the data is stored in the storage module correspondingto the downstream application system, the disaster tolerance effect is achieved, and when the data of the upstream application system or the downstream application system goes wrong, the synchronization delay of the data is not influenced at all through the application channel and the update log channel.

The semiconductor encapsulation structure comprises: a wire carrier, a chip, an encapsulation gel and a passive component located at the external pin area and the one of the support leg of the wire carrier; wherein, the passive3 component is exposed from the sealing gel; after the chip is encapsulated, the passive component is configured.

The embodiment of the invention provides a watchdog and an implementing method thereof. The watchdog comprises a hardware watchdog and a cascade software watchdog, wherein the cascade software watchdog at least comprises a first-stage software watchdog and a second-stage software watchdog. The input end of the hardware watchdog is in communication connection with the output end of the first-stagesoftware watchdog. The hardware watchdog is used for conducting zero clearing operation according to received zero clearing signals sent by the first-stage software watchdog within a preset time internal and monitoring the first-stage software watchdog. The input end of the first-stage software watchdog is in communication connection with the output end of the second-stage software watchdog. The first-stage software watchdog is used for conducting zero clearing operation according to received zero clearing signals sent by the second-stage software watchdog within a preset time interval and monitoring the second-stage software watchdog. When failures of an application stage are determined, there is no need to reboot a whole system, it is avoided that the work of other parts in the system ishindered and the system is forced to be stopped, and the stability of the whole system is ensured.

The invention discloses a flying ad-hoc network channel access control method based on traffic prediction, and the method comprises the steps: predicting the arrival traffic of a next time frame by using a neural network according to a historical value through a traffic prediction theory in combination with the autocorrelation of the packet arrival traffic of an unmanned aerial vehicle over time, so as to make a channel allocation scheme; by the neural network, adjusting parameters in the negative gradient direction of the target based on a gradient descent strategy, and stopping iteration until a training error is smaller than or equal to a preset error threshold value; and on the basis of a neural network algorithm, calculating the minimum transmission time required by the unmanned aerial vehicles for transmitting a video packet, so that the bandwidth of the video packet is preferentially guaranteed when the current channel resource cannot meet the service requirements of all the unmanned aerial vehicles. According to the method, the traffic prediction method can be used, the neural network is used to predict the traffic which is about to arrive in the unmanned aerial vehicle networking communication range in the next time frame, and channel resources are allocated to the traffic.

The invention provides a manhole cover for drainage, which includes a manhole cover body, and a drain hole is opened on the manhole cover body, and the feature is that the drain hole has two upper and lower hole sections with different apertures. The aperture of the upper hole section is larger than the aperture of the lower hole section so that the well cover body is formed with an annular boss in the drain hole, and the well cover body is provided with a filter screen at the mouth of the upper hole section of the drain hole, and the well cover body is formed on the annular boss. There is a movable plate supported by a plurality of elastic elements on the table, and the middle part of the movable plate is provided with a water hole with a diameter larger than that of the lower hole section, and the movable plate can be tightly connected to the lower side of the filter when the elastic element is in the original length state. Paste, the mesh size of the filter screen in the area corresponding to the water hole is 1 / 3 of the mesh size of the area covered by the movable plate, and the hole diameter of the upper hole section of the drainage hole is 8-15cm. The inspection well cover for drainage provided by the invention can not only increase the drainage volume, but also reduce the probability of pedestrians and objects falling into the well, so it has good popularization value.

The invention relates to an RF quadrupole (RFQ) accelerator and an acceleration method thereof. The accelerator comprises a radial matching section, a forming section, a low energy receiving section and an acceleration section according to a change rule of basic parameters. The low energy receiving section is used for bunching a beam from the forming section. In the bunching process, a low energy acceptance is achieved by configuring a low modulation factor and slowly increasing the modulation factor, and 2% to 3% of the beam is lost by the low energy acceptance. The accelerator deliberately loses a small portion of the beam (the transmission efficiency is still higher than 95%), so that the lost beam cannot obtain the energy gain and is lost at the low energy, thereby significantly reducing the damage of the lost beam to an RFQ accelerator electrode. The acceleration section of the accelerator further includes an energization section and a conventional acceleration section, and the forming section obtains a lower longitudinal emittance, thereby obtaining a clean high-quality beam at an RFQ accelerator exit.

The invention discloses an intelligent door lock based on the internet of things, and belongs to the technical field of intelligent door locks. The intelligent door lock based on the internet of things comprises a door lock main body and a remote control module, an IC card recognition module is arranged at the top end of the inner part of the door lock main body, a central processing unit and a control module are arranged on the bottom of the IC card recognition module, the central processing unit is arranged on the left side of the control module, an internet of things protection unit is arranged on the bottom of the central processing unit, the internet of things protection unit comprises an alarming module, a one-key lock module, an independent power supply and a communication module, and the independent power supply is arranged at the bottom of the inner part of the internet of things protection unit. The internet of things protection unit and a multifunctional unlocking mode are adopted, thus property security of users is greatly guaranteed, safety protection is good, fastness, convenience and the high efficiency are achieved, automation degree is high, and safety, flexibilityand intellectuality of the door lock are improved.

The invention belongs to the technical field of unmanned aerial vehicle control, and particularly relates to a GPS unmanned aerial vehicle control method. The method comprises the following steps that(1) a control system receives identification information of each software receiver, and receives time when each software receiver sends a control signal to an unmanned aerial vehicle controller; and(2) clock estimation values of the control signals received by any two software receivers is calculated, and the distance difference between the unmanned aerial vehicle controller and the two corresponding software receivers is determined according to the clock estimation values of the ultra-bandwidth nonlinearity and the electromagnetic wave propagation speed. According to the technical scheme ofthe invention, the identification information of each software receiver is received, the time when each software receiver sends the control signal to the unmanned aerial vehicle controller is received, and the distance difference between the unmanned aerial vehicle controller and the software receivers is determined according to the time difference and the electromagnetic wave propagation speed,thereby finally determining the position information of the unmanned aerial vehicle controller, and achieving the positioning of the unmanned aerial vehicle controller.

The invention provides a renting and returning system and method for a shared handheld ultrasonic diagnostic apparatus. The method comprises the steps of outputting an identification code according to rental information sent by a user, and scanning the identification code through a mobile terminal; judging whether the shared equipment cabinet is idle or not through a server, and if so, entering an operation interface; carrying out user identity authentication through the server, and selecting an equipment type after the identity authentication is successful; detecting whether a selected equipment type with the electric quantity greater than 80% exists or not through the server, and if so, entering a rental duration selection page; judging whether the user pays successfully or not through the server, and if so, loosening the borrowed equipment; and detecting whether the equipment is taken out or not through the server, and if so, being successfully in renting operation. According to the renting and returning system and method for the shared handheld ultrasonic diagnostic apparatus, the problems that hospital ultrasonic diagnostic equipment resources are unbalanced, and an existing shared ultrasonic diagnostic apparatus is low in sharing efficiency and poor in user experience in the prior art are solved.

The invention discloses an information processing method and electronic devices. The method comprises, when a first electronic device is in a power-on state, obtaining first parameter information associated with the first electronic device; determining whether the first parameter information meets a preset condition; when the first parameter information meets the preset condition, obtaining first data for backup stored in the first electronic device; transmitting the first data to a second electronic device in short messages through a communication unit to store the first data into a first storage space in the second electronic device, which corresponds to the first electronic device.

The invention relates to the technical field of ocean observation high-end equipment, in particular to a remotely-arranged intelligent seabed base dragged by an unmanned ship, which comprises a seabed base box body, an instrument carried by the seabed base box body, an acoustic releaser, a connecting cable and a counter weight, and the acoustic releaser arranged in the seabed base box body is connected with a connecting ring arranged in the middle of the bottom of the counter weight through the connecting cable. The counter weight is a flat-bottom hull made of reinforced concrete; a water inlet device is arranged at the bottom of the counterweight; a release device, a traction rod and a traction ring are used between the counter weight and the unmanned ship and are connected in a releasable mode; the controller is connected with a satellite communication device, the release device and a water inlet device through electric signals of signal cables, and a remote laying person remotely controls the releasing device and the water inlet device complete laying. In the transportation process, the ship-shaped balance weight serves as a container for containing the subsurface buoy and serves as an anchor for fixing the subsurface buoy after being laid, the ship time cost is saved, the laying quality is improved, and the situation that safety accidents of equipment and personnel are possibly caused by ocean observation with life dangers under the high sea condition is avoided.

The embodiment of the invention discloses an alarm method and system used for a wireless microphone, a microphone and a storage medium. The alarm method used for the wireless microphone comprises thefollowing steps: obtaining a Bluetooth signal transmitted by an intelligent terminal to a wireless microphone according to a first set frequency when the wireless microphone is connected with the intelligent terminal through Bluetooth; confirming the distance between the wireless microphone and the intelligent terminal according to the intensity of the Bluetooth signal, the preset unit distance signal intensity, and the signal intensity attenuation factor; and controlling an alarm device in the wireless microphone to send out an alarm signal if the distance is greater than or equal to an alarmdistance threshold. By means of the alarm method used for the wireless microphone, the loss of the wireless microphone is reduced during use, the waste of human and material resources is avoided, andthe usage experience of the user is improved.

The invention discloses a digital camera falling down alarm method which is achieved through an acceleration sensor, a control module and an alarm module which are arranged in a digital camera. The method comprises the following steps: the acceleration sensor collects acceleration information of the digital camera and sends the acceleration information to the control module; the control module receives the acceleration information and conducts judgment, when the acceleration information is identical to a preset alarm condition, the control module sends an alarm signal to the alarm module; and the alarm module alarms. Compared with the prior art, the digital camera falling down alarm method has the advantages of reducing a loss rate of the digital camera, completing function of the digital camera, increasing practicality of the digital camera, fully using sensor sources carried by the digital camera with only two module software procedures added to achieve a falling down alarm function, saving camera cost and improving camera terminal cost performance.