90results about How to "There will be no loss" patented technology

An embodiment of the invention provides a method and a system for controlling data flow. The method includes: establishing a local trust value counter for each channel on a receiving end, establishing a remote credit value counter for each channel on a transmitting end; the transmitting end reads a local credit value counter value of an object channel on the receiving end, adding the read value and the remote credit value counter value of the object channel for obtaining a new value of the remote credit value counter of the object channel, using the new value for updating the remote credit value counter, and resetting the local credit value counter of the object channel; the transmitting end transmits data to the object channel according with the new value of the remote credit value counter, and reduces the remote credit value counter value of the object channel according with the transmitted data amount; the receiving end stores the received data on a cache of the object channel, increases the local credit value counter value of the object channel according with the transmitted data amount.

The invention belongs to the fruit tree cultivation field and particularly relates to a cultivation method of organic selenium-enriched mulberry. The cultivation method of the selenium-enriched mulberry comprises applying nano selenium fertilizer in different growing periods of mulberry trees, wherein the fertilizer applying periods can be divided into three phases of phase one, applying the nano selenium fertilizer to the mulberry trees at 30-50 grams per tree in the growing period of the mulberry trees in March; phase two, applying the nano selenium fertilizer to the mulberry trees at 50-60 grams per tree in late April; phase tree, after mulberry harvest, applying the nano selenium fertilizer to the mulberry trees at 50-60 grams per tree in the periods from early June to late August and from late August to early October. According to the cultivation method of the organic selenium-enriched mulberry, by applying the nano selenium fertilizer in different growing periods of the mulberry trees, most of harvested mulberry products have a selenium content of between 28.85 micrograms per hundred grams and 48.74 micrograms per hundred grams and the ratio of organic selenium is more than 80%.

The application provides a gateway adjustment method and device, which are applied to a server. The server comprises a plurality of network function virtualization (NFV) gateways; when the flow of a current NFV gateway exceeds a flow migration threshold, an NFV gateway is newly added in the server; and the flow of the current NFV gateway is migrated to a newly added NFV gateway. Dynamic adjustmentof the number of the NFV gateways in the server is realized, and smooth migration of flow is realized; in addition, through flow migration, the situation that when the flow is in the previous NFV gateway, because the flow on the NFV gateway is too much, messages cannot be processed in time, and consequently the messages are lost is avoided.

The invention relates to an on-chip system, and discloses a dynamic bus frequency modulation method of an off-chip memory and a system of the method. In the invention, the frequency modulation of an SDRAM (synchronous dynamic random access memory) bus is completed by use of the initialization state of the SDRAM. The operation of an SDC (serial data controller) executing SDRAM initialization command ensures that the access of each CPU (central processing unit) in a SOC (system on chip) chip to the SDRAM is in the halt state, so that the SDRAM bus of the system is idle, and no influences is generated on the SDRAM initialization process by modulating the SDRAM bus frequency. Therefore, the SDRAM bus frequency modulation can be realized by actively initiating the SDRAM initialization operation, so that the dynamic frequency modulation of the SDRAM bus obviates the complex software interaction among a plurality of processors, thereby greatly simplifying the SDRAM bus frequency modulation process.

The present invention provides an embedded observation control system of a precision-measurement space target telescope, and relates to the technical field of precious measurement of space target telescopes. The defects are solved that a current observation control system is achieved through a main control computer and is low in artificial recognition space target efficiency and long in recognition time and the problem that remote control cannot be achieved through LAN, WAN or Internet. The system provided by the invention comprises a motion controller, a data collector, a data processor and observation control software. The telescope motion controller is used for height axis drive, azimuth axis drive and collection of coded disc data; the data collector is used for collection of CCD imagedata, CCD exposure time control and latching of the CCD exposure time; the data processer is used for pre-processing of the CCD image, identification of space target images and celestial fix of the space target; and the observation control software generates an observation plan of the space target, manages the telescope motion controller and the CCD data collector to complete telescope observation flow and guide the data processor to process the observation data.

The invention discloses an agricultural product quality safety management system based on the Internet of things. The system comprises a main server and a sub server, wherein the main server is connected with the sub server, a printing device, a camera device, a main input device, a storage device, a firewall and a main display device, the sub server is connected with a water quality detection device, a soil detection device, a pesticide detection device, a sub input device, a sub display device, an authority authentication device, a fertilizer detection device, an air detection device and a humiture detection device, the sub server is mainly responsible for stage data detection, sampling and analysis, the stage data is generated into final detection reports which are sent to the main server, the main server is used for classifying the stage reports generated by the sub server, analyzing and processing the data acquired by the camera device, sending agricultural product detection reports to clients, sending the information to workers and generating bar codes or two-dimensional codes. The system is advantaged in that the structure is reasonable, the data has high reliability, and the system is suitable for wide popularization and application.

The invention discloses a construction method of an underground continuous wall with water-rich karst development geology and a grouting wall structure. By constructing a BIM 3D geological model for reflecting the underground karst condition, the direction, distribution and size of a karst cave can be directly displayed, and a grouting wall is arranged on the outer side of the underground continuous wall of the water-rich karst high-development area under the guidance of the BIM 3D geological model to prevent the slurry filled in the karst cave from losing; and the geological model is used toclassify the karst cave, different filling methods are adopted, the layout of grouting points is optimized according to the different filling methods, a basis is provided for the analysis of filling coefficient and the statistics of slurry volume of the karst cave, and the construction pre-control of filling treatment of the karst cave is better achieved.

The invention provides a nonvolatile storage based computing device. The device comprises a processor, on-chip memory and/or memory integrated on the processor and an energy storing device; the device is used for storing electric energy when being energized and providing the electric energy so as to store unsaved data on the processor to the on-chip memory and/or the memory when power off; the on-chip memory and/or the memory adopt(s) nonvolatile memory with the read-write speed measured with the order-of-magnitude of nanosecond and is used for providing memory access to data performing the operation for the processor.

The invention discloses a message boundary positioning method and device oriented to a plate-grade multi-channel parallel bus. The method comprises the following steps: packaging a message into a head flit and a plurality of data flits; by taking the message as a basic unit of transmission of a bus physical layer, sequentially outputting the head flit and the plurality of data flits; adding a message header mark signal by using a differential signal pair; after receiving message flit data by a receiver, identifying the head flit by the message header mark signal and the message flit data; if the head flit is successively identified, counting; setting a finishing boundary of the message according to the counting to finish boundary positioning of the received message. The device comprises a message data transmitting unit and a message data receiving unit, which correspond to the method. By virtue of the message boundary positioning method and device, extra control information loads are reduced as a whole and the utilization rate of bus bandwidth is improved; the physical designing and wiring difficulty of chips is reduced and the bus bandwidth is improved; on the other hand, the reliability of message boundary positioning can be improved and the positioned message has an accurate message format.

The invention discloses a multifunctional password storage cabinet. The problems that a cabinet door is difficult to manage when locked through a key and the key is easy to lose are solved. Accordingto the technical scheme, the storage cabinet is characterized in that each sub-storage cabinet is provided with a cabinet door and an electronic lock used for locking the cabinet door, each cabinet door is provided with a fingerprint collector, each fingerprint collector is coupled with a controller which is used for receiving fingerprint information acquired through the fingerprint collector andoutputting a control signal to the corresponding electronic lock, and each controller is coupled with a displayer; a pressure sensor is arranged on the lower portion of the sensing end of the fingerprint collector, and each pressure sensor has a reference value corresponding to the standard pressure value. According to the multifunctional password storage cabinet, fingerprint identification replaces the operation that the traditional key is used for locking or unlocking the cabinet doors of the storage cabinet, management is better facilitated, and the phenomenon that the key is lost is avoided; by means of the pressure sensors, force applied by fingers pressing the fingerprint collectors can be effectively monitored, and then whether fingerprints need to be read or not is judged.

The invention discloses an intelligent frequency modulation system for electronic communication. The system comprises a power supply module, an intelligent audio signal adjusting unit, an intelligent video signal adjusting unit, a signal processor, a network communication module and a remote module terminal; the power input ends of the intelligent audio signal adjusting unit and the intelligent video signal adjusting unit are connected with the output end of the power supply module; and the output ends of the intelligent audio signal adjusting unit and the intelligent video signal adjusting unit are connected to the input end of the remote mobile terminal via the signal processor and the network communication module successively. The intelligent frequency modulation system for electronic communication can process audio and video signals transmitted via electronic communication, so that the audio and video signals can satisfy transmission requirements of electronic communication, convenience is provided for signal reception of the remote mobile terminal, loss of audio and video data is avoided, and using requirements of users are met.

The invention discloses a trough body capable of preventing cables from deviating. The trough body comprises a main body, a groove, a bracket group and a telescopic post, wherein clamping part groupsand a bristle area are arranged in the groove; the bracket group comprises two brackets; a limiting groove is arranged in one bracket and the other bracket is hinged with a rotating plate; an accommodating cavity is arranged in the rotating plate; a plurality of second springs are arranged in the accommodating cavity; a slide chute is arranged in the upper surface of the rotating plate; one end ofa telescopic plate movably penetrates through the end surface, far away from a hinged end, of the rotating plate and is connected with the second springs; the telescopic plate is provided with a pokerod; a sleeve is arranged on the lower surface of the rotating plate; a first spring is arranged in the sleeve; one end of the telescopic post is connected with a baffle plate and the other end is provided with an extruding plate assembly; and the extruding plate assembly is provided with friction mechanisms. According to the trough body, an extrusion mechanism can be quickly, flexibly and conveniently assembled and disassembled, the cables can be prevented from moving in the groove through the clamping action, and the cables prevented from being entangled and worn out.

The invention relates to a blind area data processing method and device, computer equipment and a storage medium. The method comprises the steps of obtaining point cloud data and image data under synchronization time, performing registration on the point cloud data and the image data in an overlapping region between a region covered by the point cloud data and a region covered by the image data, determining a global mapping relationship between the point cloud data and the image data, and according to the global mapping relationship, filling the virtual point cloud data in the detection blind area of the laser radar, and mapping the virtual point cloud data to the image data by using the global mapping relation, so that based on the global mapping relation, the virtual point cloud data of the detection blind area of the laser radar and the pixel points of the detection target in the detection blind area of the laser radar in the image data, determining depth information of the detection target. According to the method, virtual point cloud data of a laser radar detection blind area is obtained based on combined mapping of a laser radar detection area and a camera detection area, and the cost of laser blind area supplementation is reduced.

The invention discloses a shooting device of a display device and a shooting method thereof. The shooting device comprises a shooting control component connected with a camera and a synchronous detecting component connected with the display device. In the invention, the synchronous signal of the display device is detected by the synchronous detecting component according to the shooting command of the shooting control component; and a shutter opening signal is transmitted to the shooting control component according to the synchronous signal; the shutter opening signal of the shooting control component controls the opening of the shutter of the camera. In the mode, the shooting control component and the synchronous detecting component do not need to be synchronous all the time; and the synchronous detecting component does not need to detect the synchronous signal of the display device all the time, and can detect only after receiving the shooting command; the shooting control component controls the opening of the shooting device according to the signal of the synchronous detecting component; therefore, the invention not only can achieve better synchronous effect, but also can not generate the phenomenon of losing a pulse signal so as to ensure better shooting quality and need not to care the refresh cycle of the display device. The invention is convenient to be used.

The invention provides a method for improving LoRa communication integrity, and the method comprises: 1, a node putting actual load data collected this time into node data, and the node data at leastcomprising a node number NodeID, a message number MsgID, actual load data Data and a check code CRC; putting the MsgID stored in the node system into an MsgID field, calculating CRC, framing and sending to a gateway; 2, the gateway receiving the node data, storing the MsgID of the node at this time, and returning an OK response to the node after the CRC verification is passed; and 3, after receiving the OK response, the node considering that the communication is successful, and MsgID + 1 in the node system, waiting for the next data acquisition and uploading. According to the method, when thecommunication between the node and the network manager is unsuccessful or has an error, the data acquired by the node can be ensured not to be lost due to one-time communication failure, and the datafailed in retransmission is not simply discarded and is uploaded in the next time window, so that the integrity of the data is ensured.

The invention provides a Na doping method of CIGS (copper, indium, gallium and selenium) and a manufacturing method of a Na-doped CIGS sputtering target material. The Na doping method of CIGS comprises the following steps of: preparing a sodium-containing solid solution of gallium; mixing the solid solution with copper, indium and selenium in a required proportion; and carrying out vacuum melting to obtain a Na-doped CIGS compound. The preparation method of the Na-doped CIGS sputtering target material comprises the following steps of: smashing the prepared Na-doped CIGS compound; carrying out hot-pressing treatment after drying treatment; cooling the smashed Na-doped CIGS compound to the room temperature after carrying out hot-pressing; and finally processing the smashed Na-doped CIGS compound into a required shape by a grinding machine so as to obtain the Na-doped CIGS sputtering target material. The method provided by the invention can be used for preparing the CIGS compound which is uniformly doped with Na. High-quality Na-doped CIGS sputtering target material can be prepared by utilizing the compound. Moreover, in the preparation process, the loss of various elements can be further avoided, so that the conversation efficiency of a solar battery is improved in a facilitated mode.

The invention provides a range hood. The range hood comprises a shell, wherein a fan system is arranged in the shell. A cooking fume collection hood is rotatably connected to the shell. Smoke enters the shell through the cooking fume collection hood. A power device is arranged in the shell. The cooking fume collection hood is in a top suction state when perpendicular to the longitudinal axis of the shell and is in a side suction state when driven by the power device to rotate by an angel alpha relative to the shell. The cooking fume collection hood is rotatably connected to the shell. In the common state, the cooking fume collection hood is perpendicular to the longitudinal axis of the shell, and, the range hood serves as a top-suction range hood. When the range hood needs to be convertedinto a side-suction range hood, the power device is started to rotate the cooking fume collection hood, so that a certain inclination angle is formed between the cooking fume collection hood and the shell, and the range hood is converted into a side-suction range hood. Through the cooperation of the power device and the cooking fume collection hood, the range hood can achieve the functions of twodifferent range hoods.

The invention relates to the field of material processing, and discloses a device manufacturing method suitable for a low-heat-conduction and electric-conduction material substrate, which comprises the following steps: 1) plating an electric-conduction film on the back surface of the low-heat-conduction and electric-conduction material substrate; 2) coating photoresist on the front surface of thelow-heat-conduction and electric-conduction material substrate; 3) exposing and developing; 4) loading the low-heat-conduction and electric-conduction material substrate into a substrate tray, carrying out dry etching through inductively coupled plasma dry etching equipment, repeating the step 2) and the step 3) to realize multi-layer graph copying, and completing copying of various graphs from simple to complex and from uniform depth to multi-layer unequal depth; wherein the etching gas is selected from CF4, CHF3, CF4/CHF3, C4F8/CF4 or C4F8/CHF3; the auxiliary etching gas is selected from O2,H2, Ar or N2; 5) stripping the photoresist; and 6) removing a golden electric film. The method has the advantages that the technological process is simple, the processing precision is high, no defectexists, the yield is high, and the mass production can be rapidly realized.

The invention provides a method and a device for managing contents. In the method and the device, an encryption content and an encryption key thereof which are used for inhibiting duplication of using conditions serving as copyright in the device having received the contents are stored, and the encryption key is transmitted through network so that the encryption content is stored into a piece of equipment when the encryption content is duplicated and transmitted between the device and other equipment through network. The device is provided with an access token which is used for controlling the reproduction of the broadcast content according to each broadcast content under the condition of performing video storage on a high-precision television broadcast signal which is received by setting copy once as the using conditions of the copyright. When the initial broadcast content code is converted into a low resolution code and is transmitted to other equipment, the access token becomes valid and can be reproduced.

The invention discloses a universal serial bus (USB) flash disk (U disk). The U disk comprises a U disk body, a U disk case and a buckle, wherein a USB plug is arranged on the U disk body; the U disk body is arranged on the U disk case; a sliding groove is formed in the U disk body; the U disk body can slide along the sliding groove or rotate around the sliding groove; and the buckle is connected to the U disk case. According to the scheme, the U disk body is arranged on the U disk case, and the U disk body can rotate around the sliding groove or slide in the sliding groove, so that the U disk case is connected together with the U disk body, the U disk is prevented from being lost; and the buckle can be used for tying threads to hang accessories such as pendants.