30results about How to "Does not affect transfer speed" patented technology

The invention provides a data transmission method and a data transmission device of a virtual network interface card. The method comprises the steps of acquiring a first IP address distributed to a target virtual network interface card by a gateway; detecting that whether the first IP address is in a same network segment with the IP address of a preset network interface card; when the first IP address is in the same network segment with the IP address of the preset network interface card, configuring a second IP address not in the same network segment with the IP address of the preset network interface card for the target virtual network interface card; and transmitting messages via the target virtual network interface card configured with the second IP address. According to the method, when the first IP address configured to the target virtual network interface card by the gateway is in the same network segment with the IP addresses of the other network interface cards, the second IP address in another different network segment is configured for the target virtual network interface card, so that the IP address conflict problem is avoided, the user information security can be ensured, and the information transmission reliability is improved.

The invention provides an asset transfer method, device and storage medium. The method includes receiving an asset transfer transaction, packaging the asset transfer transaction to generate a first block and recording the first block on a main chain for synchronization and execution of the asset transfer transaction from a corresponding main chain node to generate a first execution result, and generating second block information including the first execution result by an authentication node of the first parallel chain; the second block information sent by the corresponding authentication nodeis received, and the second block information is recorded on the main chain for common understanding of the second blocks of the first parallel chain. Whether or not the asset transfer transaction isexecuted successfully on the first parallel chain is judged according to the agreed second block: Yes, the asset transfer transaction is executed to generate a second execution result and recorded onthe main chain. The invention firstly executes the asset transfer transaction received by the main chain by the parallel chain, utilizes the parallel chain consensus mechanism, does not affect the speed of the asset transfer, and also avoids the situation that the rollback does not cause the asset loss in time.

The invention discloses a microfluidic chip and relates to the technical field of microfluidics. The microfluidic chip comprises a stock solution tank, M incoming liquid channels, and a chip substrate; the chip substrate comprises a substrate base plate, an electrode array layer, an insulating drain layer, and a microfluidic channel layer; the electrode array layer comprises a plurality of transfer electrodes and M reaction structures; every transfer electrode is connected with a driving circuit; each reaction structure comprises X reaction electrodes; the X reaction electrodes are positionedaround the transfer electrode N in a direction parallel to the substrate base plate; every reaction electrode is connected with the driving circuit; the driving circuit is used for providing a voltageto the transfer electrode N and the reaction electrodes around the same such that a drop is split into X droplets which move to the reaction electrodes respectively. Drop injection difficulty can bedecreased, the quantity of the incoming liquid channels can be decreased, layout space can be utilized effectively, the cost can be reduced, drop transfer speed is never affected, time can be saved, and efficiency can be improved.

The invention belongs to the category of information security processing, and in particular relates to a video information leak-proof method for preventing electronic information from being stolen despitefully in the transmission process, and a processing device thereof. The method is characterized by at least comprising a process for performing low-pass filtration on the video information in transmission through a low-pass filter, and a process for overlaying a piece of high frequency video information after the low-pas filtration. The method can inhibit information leakage from sources while not influencing the transmission speed of dynamic images, and can satisfy the requirement on the compatibility of electromagnetic environment.

The invention relates to an image detection and identification device for a safety production line. According to the technical scheme, the image detection and identification device comprises a conveying device, a power track, an auxiliary track, an image identification frame, an image processing and sending device, an image motion acquisition frame, a camera motion table and a conveyor belt motor.According to the image detection and identification device, multi-angle fixed-point snapshot is carried out through the image identification frame, image acquisition of all parts of a product is completed, image detection and identification are carried out, then the product with a problem is tracked and shot through a tracking camera on the camera motion table according to the first detection condition, so that the camera and the product are relatively static, clearer and more stable image information can be obtained, and further detection and analysis of the product are facilitated. By adopting a double image detection and analysis and following shooting mode, the accuracy of image detection and identification can be improved, and the conveying speed of the product is not influenced in the whole detection process, so that the production efficiency of the production line is guaranteed.

The invention provides an automatic rivet penetrating device compatible with a 1-pole circuit breaker, a 2-pole circuit breaker, a 3-pole circuit breaker and a 4-pole circuit breaker. The automatic rivet penetrating device comprises a conveyor belt, a feeding mechanism, a working tabletop mechanism, a rivet penetrating guide mechanism, a rivet falling mechanism, a rivet pressing mechanism, a discharging mechanism and a rack. The conveyor belt is used for conveying a workpiece into which a rivet is about to penetrate. The feeding mechanism is arranged on the side face of the conveyor belt. The rivet penetrating guide mechanism, the rivet falling mechanism and the rivet pressing mechanism cooperatively work and conduct automatic rivet penetration, and automatic discharge is conducted through the discharging mechanism. The rivet penetrating guide mechanism, the rivet falling mechanism and the rivet pressing mechanism are each provided with a type changing motor assembly, the type changing motor assemblies can adapt to rivets of different lengths through lead screws and motors, and then the automatic rivet penetrating device is universal for the 1-pole circuit breaker, the 2-pole circuit breaker, the 3-pole circuit breaker and the 4-pole circuit breaker. In the type changing process, the type changing motor assemblies can automatically adjust the height of the rivet penetrating guide mechanism, the rivet falling mechanism and the rivet pressing mechanism, the automatic rivet penetrating device is universal for the 1-pole circuit breaker, the 2-pole circuit breaker, the 3-pole circuit breaker and the 4-pole circuit breaker, the conveying speed is not affected, the problems that an existing device is poor in compatibility, low in efficiency and the like are effectively solved, and production efficiency is greatly improved.

The invention relates to an intelligent control system for a solar streetlamp. The intelligent control system comprises solar streetlamp controllers, a ZigBee coordinator, a mobile communication base station, and a solar streetlamp management platform, wherein the solar streetlamp controllers are mounted on the solar streetlamp, and are used for collecting control information of the solar streetlamp and sending control command to the solar streetlamp; the ZigBee coordinator is connected with the solar streetlamp controllers and is connected with the solar streetlamp controllers through a ZigBee network for performing control information interaction with the solar streetlamp controllers in a unified mode; the mobile communication base station is connected with the ZigBee coordinator for realizing format conversion between data information under the ZigBee network and data information under IPv6 network as well as transmission of control information; and the solar streetlamp management platform is connected with the mobile communication base station for realizing monitoring and remote control on the solar streetlamp through the mobile communication base station. Compared with the prior art, the intelligent control system has the advantages of being strong in integration control performance, capable of being remotely controlled and strong in self-adaptive regulation performance.

The invention discloses a TCP-based data subcontracting and sticking processing method. The TCP-based data subcontracting and sticking processing method comprises the steps of: when data is received,calculating the data length Length_every read every time; obtaining the full length Length of the received data type; obtaining the cache data received in the previous time, and calculating the actually read data length Length_real; and judging whether the actually read data length Length_real is the same as the standard full length Length of the received data type or not. According to the methodin the invention, when data transmission is carried out through a TCP, the data subcontracting and sticking problems in the transmission process can be effectively solved; the method is applied to transmitting different types of data; too much tedious calculation and judgement can be avoided; influence on the transmission speed can be avoided; and thus, the application range is wide.

The invention discloses a plastic extruding machine. The plastic extruding machine comprises a processing box, a cache cavity and an installation cavity, wherein the processing box is composed of the cache cavity and the installation cavity, a partition is arranged between the installation cavity and the cache cavity, a transmission drum is horizontally arranged in the installation cavity, the left end of the transmission drum passes through the partition, a transmission rod is arranged in the transmission drum, a driving shaft is arranged on the right end of the transmission rod, the right end of the driving shaft passes through the right side wall of the processing box and is connected with a driving motor, a motor base is arranged on the outer side of the driving motor, a gasket is arranged between the motor base and the processing box, a feed hopper is arranged on the right upper end of the processing box, the lower end opening of the feed hopper communicates with the transmission drum, an aggregate cavity is formed in the lower end of the cache cavity, an extruding cavity I and an extruding cavity II are respectively formed in both sides of the aggregate cavity, and the bottoms of the extruding cavity I and the extruding cavity II are flush with the bottom of the aggregate cavity. The plastic extruding machine has the advantages of simple and reasonable structure, good sealing performance and high practicability, the problem of hysteresis of material transmission of an existing device is solved, and the processing speed of the device is guaranteed.

The invention discloses an optical positioning method and system with multiple communication modes. The method comprises the following steps: acquiring image data by adopting a left camera and a right camera; acquiring real-time scene image data by adopting an intermediate camera; respectively calculating three-dimensional coordinate data corresponding to the measured object according to the image data acquired by the left camera and the right camera; and transmitting the three-dimensional coordinate data and / or the real-time scene image data are / is transmitted to an upper computer in a communication mode, wherein one or more communication modes are adopted for communication, including USB communication, Ethernet communication, serial port communication and wifi communication. One or more communication modes are adopted for transmission, and the transmission speed of coordinate data is not affected while image data transmission is ensured.

The invention provides a driving circuit for an input / output port, which comprises a main output stage and an enhancing unit, wherein the main output stage is used for receiving at least one driving signal and outputting an output signal corresponding to an input signal based on the driving signal, and the enhancing unit is coupled with the main output stage and is used for receiving and detecting the electrical level of the output signal, thereby maintaining or enhancing the output thrust of the main output stage.

The invention discloses a serial and parallel communication interface extender. The extender comprises a USB primary port and a USB secondary port, wherein the USB primary port is used for connectinga circuit structure in the extender; the USB secondary port is electrically connected with the USB primary port and is used for connecting a computer side; and the circuit structure in the extender comprises a main control chip which is electrically connected with the USB primary port, a USB serial interface conversion chip and a USB parallel interface conversion chip, which are electrically connected with the main control chip, a serial communication extension port which is electrically connected with the USB serial interface conversion chip and a parallel communication extension port which is electrically connected with the USB parallel interface conversion chip. Compared with the prior art, the extender is simple in structure and small in volume, integrates a function of extending serial communication interfaces and a function of extending parallel communication interfaces, and is capable of converting serial or parallel equipment into plug-and-play USB equipment and satisfying theusing demands of the majority of users.

The invention discloses an antenna working power adjusting method, device and equipment and a readable storage medium, and the method comprises the steps: responding to triggering SAR control, and recognizing a target detection channel for triggering SAR control; determining a target antenna correspondingly connected with the target detection channel and a working frequency band corresponding to the target antenna; and performing power back-off processing on the first working power of the working frequency band corresponding to the target antenna. By implementing the method and the device, power rollback processing can be only performed on the first working power of the target antenna which triggers SAR control, and rollback of the working power of other antennas on the electronic equipment is not triggered, so that for multiple antennas or antennas which do not trigger SAR, the working power of the antennas is not reduced, the uplink transmission speed of data is not influenced, and the transmission efficiency of the data is improved. The user experience can be improved.

The invention provides a technical scheme of a device for data transmission encryption. The device comprises a microprocessor and an interface circuit which is connected with a host device, wherein the interface circuit is connected with a protocol analysis module, a first input caching module and a first output caching module are arranged for the protocol analysis module and a paper piece of the microprocessor, the microprocessor is also connected with a FLASH memory module and an encryption and decryption module, a second input caching module and a second output caching module are arranged for the protocol analysis module and the paper piece of the encryption and decryption module, and the microprocessor is connected with the encryption and decryption module. The device of the scheme is additionally arranged on a transmission medium, the data can be encrypted during the transmission process without additional memory equipment; and moreover, the encryption speed of the scheme is high, the transmission speed of the data cannot be influenced, the data which reaches a local end is a ciphertext, and the transmission data can only be read out through the decryption of the device of the scheme, so that the data safety during the whole transmission process is ensured.

The invention discloses a preparation method for a high-strength cable. The method includes the following steps that: 1) nano semimetal bismuth is bunched so as to be adopted as conductor cores with the core diameter ranging from 60 to 80 nm, each of the conductor cores is coated with an insulated high-strength cable material, so that high-strength insulated wire cores are formed; 2) 3 to 5 wire cores which have been treated in the step (1) are wound around a PV-filled liner core, one-time cabling and stranding are performed, so that a composite wire core can be obtained, a plurality of composite wire cores are arranged side by side, and corresponding force-bearing components are arranged, three-layer co-extrusion cross-linking is performed, two ends of a cross-linked cable are connected with a power source, so that a closed loop can be formed, and the cable is energized for a period of time; and 3) copper tape shielding, cabling armoring and outer sheath sleeving are performed on thecable treated in the step 2). The high-strength cable prepared by the preparation method has moderate softness; after the cable is used repeatedly, transmission speed is not affected; and the aging speed of the cable can be effectively slowed down. The preparation method of the present invention is particularly suitable for communication cables.

The invention provides a data transmission method and a data transmission device of a virtual network interface card. The method comprises the steps of acquiring a first IP address distributed to a target virtual network interface card by a gateway; detecting that whether the first IP address is in a same network segment with the IP address of a preset network interface card; when the first IP address is in the same network segment with the IP address of the preset network interface card, configuring a second IP address not in the same network segment with the IP address of the preset network interface card for the target virtual network interface card; and transmitting messages via the target virtual network interface card configured with the second IP address. According to the method, when the first IP address configured to the target virtual network interface card by the gateway is in the same network segment with the IP addresses of the other network interface cards, the second IP address in another different network segment is configured for the target virtual network interface card, so that the IP address conflict problem is avoided, the user information security can be ensured, and the information transmission reliability is improved.

The invention provides a roof disaster monitoring system, comprising a ground server (1), network exchangers (2), intrinsically safe monitoring substations (3) and a plurality of sensors (4), wherein the network exchangers (2) are connected with the ground server (1); the intrinsically safe monitoring substations (3) are connected with the network exchangers (2); the sensors (4) are connected with the intrinsically safe monitoring substations (3); and controllers (5) are installed on the sensors (4) respectively, and used for controlling the sampling period of each sensor (4) and processing collected data, so that the constant-value and fixed-time sampling is realized. The roof disaster monitoring system provided by the invention not only can ensure that a roof motion signal is captured in time for more timely pre-alarm about a roof disaster, but also causes no affection on the transmission speed and no additional memory loads even in the cases of a great number of the collected data.

The invention discloses a processing method based on TCP protocol data subpackage sticky packet, comprising: calculating the length Length_every of data read each time when receiving data; obtaining the complete length Length of the type of data received; obtaining the buffer received last time Data, calculate the actual length of the data that has been read Length_real; judge whether the actual length of the data that has been read Length_real is equal to the standard full length Length of the received data type, this method can effectively solve the problem of transmission when transmitting data through the TCP protocol The problems of data sub-packetization and sticky packets in the process are applicable to different types of data transmission, without too many cumbersome calculations and judgments, and will not affect the transmission speed, and have a wide range of applications.

The invention discloses a microfluidic chip, which relates to the field of microfluidic technology. The microfluidic chip includes a raw liquid pool, M liquid inlet channels, and a chip substrate; the chip substrate includes: a substrate substrate, an electrode array layer, and an insulating hydrophobic layer. , the microfluidic channel layer, the electrode array layer includes a plurality of transfer electrodes and M reaction structures; each transfer electrode is connected to a drive circuit, each reaction structure includes X reaction electrodes, in a direction parallel to the substrate substrate, The X reaction electrodes are respectively located around the Nth transmission electrode, and each reaction electrode is connected to a driving circuit, and the driving circuit is used to provide voltages to the Nth transmission electrode and the surrounding reaction electrodes respectively, so that the droplet is decomposed into X small The droplets move to the reaction electrodes respectively. The invention can not only reduce the difficulty of liquid droplet injection, but also reduce the number of liquid inlet channels, effectively utilize the layout space, save costs, and not affect the transmission speed of liquid droplets, which can save time and improve efficiency.

The invention relates to an image detection and identification device for a safety production line. The adopted technical scheme includes a conveying device, a power track, an auxiliary track, an image recognition frame, an image processing and sending device, an image motion acquisition frame, a camera moving table, and a conveyor belt motor. The invention performs multi-angle fixed-point capture through the image recognition frame, completes the image acquisition of each part of the product, and performs image detection and recognition, and then according to the first detection situation, the product with the problem is detected by the tracking camera on the camera motion table. Carry out tracking shooting, so that the camera and the product are relatively still, so that clearer and more stable image information can be obtained, which is convenient for further detection and analysis of the product. The adopted method of double image detection analysis and follow-up shooting can improve the accuracy of image detection and recognition, and the entire detection process does not affect the conveying speed of the product, thereby ensuring the production efficiency of the production line.

The invention provides a technical scheme of a device for data transmission encryption. The device comprises a microprocessor and an interface circuit which is connected with a host device, wherein the interface circuit is connected with a protocol analysis module, a first input caching module and a first output caching module are arranged for the protocol analysis module and a paper piece of the microprocessor, the microprocessor is also connected with a FLASH memory module and an encryption and decryption module, a second input caching module and a second output caching module are arranged for the protocol analysis module and the paper piece of the encryption and decryption module, and the microprocessor is connected with the encryption and decryption module. The device of the scheme is additionally arranged on a transmission medium, the data can be encrypted during the transmission process without additional memory equipment; and moreover, the encryption speed of the scheme is high, the transmission speed of the data cannot be influenced, the data which reaches a local end is a ciphertext, and the transmission data can only be read out through the decryption of the device of the scheme, so that the data safety during the whole transmission process is ensured.

The invention belongs to the technical field of networks, and discloses a WiFi cloud storage comprising an MT7621A master control core of which the inner core is a 880Mhz dual-core constructed by MIPS and a power supply input circuit, wherein the power supply input circuit is DC12V and is connected with a voltage stabilizing circuit a and a voltage stabilizing circuit b; the voltage stabilizing circuit a outputs 5V voltage to power a voltage stabilizing circuit c, a voltage stabilizing circuit d and USB respectively; the voltage stabilizing circuit c outputs 1.0V voltage to provide 1.0V power supply to the MT7621A master control core; and the voltage stabilizing circuit d outputs 1.1V voltage to provide 1.1V power supply to the MT7621A master control core. The WiFi cloud storage provided by the invention is a production combining a WiFi router function with a cloud storage function, and a mobile WiFi communication product can directly access data in the WiFi cloud storage product, provided the mobile WiFi communication product is within a WiFi cloud storage signal coverage range, so that a data transmission link is reduced, transmission speed is prevented from being affected by the Internet, and even a fault occurs in the network connected with the WiFi cloud storage, the mobile WiFi communication product still can upload and download the data in the WiFi cloud storage product normally.

The invention discloses a wireless communication encryption and decryption method, a data transmission method and a wireless communication system. The encryption method comprises the steps: carrying out the encryption authentication of a decryption party when the encryption method aims at a transmission request initiated by the decryption party; after the encryption authentication is completed, performing chaotic compression encryption on the to-be-transmitted original data to generate encrypted data; and encoding the encrypted data to obtain transmission data, and sending the transmission data to a decrypting party subjected to encryption authentication. The decryption method comprises the following steps: initiating a transmission request to an encryption party, and performing encryptionauthentication on the encryption party; after the encryption authentication is completed, performing packet loss detection and code screening on the received transmission data to obtain encrypted data; and performing chaotic decompression and decryption on the encrypted data to obtain original data. According to the encryption method, encryption of the transmission data is achieved, decryption ofthe transmission data is achieved through the decryption method, and safe data transmission is achieved between the encryption party and the decryption party.

The invention provides an automatic rivet penetrating device compatible with a 1-pole circuit breaker, a 2-pole circuit breaker, a 3-pole circuit breaker and a 4-pole circuit breaker. The automatic rivet penetrating device comprises a conveyor belt, a feeding mechanism, a working tabletop mechanism, a rivet penetrating guide mechanism, a rivet falling mechanism, a rivet pressing mechanism, a discharging mechanism and a rack. The conveyor belt is used for conveying a workpiece into which a rivet is about to penetrate. The feeding mechanism is arranged on the side face of the conveyor belt. The rivet penetrating guide mechanism, the rivet falling mechanism and the rivet pressing mechanism cooperatively work and conduct automatic rivet penetration, and automatic discharge is conducted through the discharging mechanism. The rivet penetrating guide mechanism, the rivet falling mechanism and the rivet pressing mechanism are each provided with a type changing motor assembly, the type changing motor assemblies can adapt to rivets of different lengths through lead screws and motors, and then the automatic rivet penetrating device is universal for the 1-pole circuit breaker, the 2-pole circuit breaker, the 3-pole circuit breaker and the 4-pole circuit breaker. In the type changing process, the type changing motor assemblies can automatically adjust the height of the rivet penetrating guide mechanism, the rivet falling mechanism and the rivet pressing mechanism, the automatic rivet penetrating device is universal for the 1-pole circuit breaker, the 2-pole circuit breaker, the 3-pole circuit breaker and the 4-pole circuit breaker, the conveying speed is not affected, the problems that an existing device is poor in compatibility, low in efficiency and the like are effectively solved, and production efficiency is greatly improved.

The invention provides an asset transfer method, device and storage medium. The method includes receiving an asset transfer transaction, packaging the asset transfer transaction to generate a first block and recording the first block on a main chain for synchronization and execution of the asset transfer transaction from a corresponding main chain node to generate a first execution result, and generating second block information including the first execution result by an authentication node of the first parallel chain; the second block information sent by the corresponding authentication nodeis received, and the second block information is recorded on the main chain for common understanding of the second blocks of the first parallel chain. Whether or not the asset transfer transaction isexecuted successfully on the first parallel chain is judged according to the agreed second block: Yes, the asset transfer transaction is executed to generate a second execution result and recorded onthe main chain. The invention firstly executes the asset transfer transaction received by the main chain by the parallel chain, utilizes the parallel chain consensus mechanism, does not affect the speed of the asset transfer, and also avoids the situation that the rollback does not cause the asset loss in time.

The invention discloses a water-based alkaline electrolyte. The water-based alkaline electrolyte includes the following raw materials in parts by weight: water, a weakly basic salt, and a thickener; the weakly basic salt is: potassium acetate, acetic acid One of sodium or calcium acetate; the thickener is one of agar, sodium carboxymethylcellulose, sodium polyacrylate or polyvinyl alcohol. The beneficial effects of the present invention are: the water-based alkaline electrolyte of the present invention adds a thickener to the weakly basic salt, the weakly basic salt provides hydroxide ions for the electrochemical reaction, and the added thickener sodium polyacrylate The viscosity is very high, which can prevent the electrolyte from volatilizing in a high-temperature and low-humidity environment. That is, the water-based alkaline electrolyte of the present invention is easy to volatilize in a high-temperature and low-humidity environment, resulting in increased electrolyte concentration and crystallization, which affects the service life of the sensor. The problem; the viscosity of the aqueous alkaline electrolyte is moderate, which avoids the volatilization of the electrolyte and does not affect the transmission speed of ions in the circuit.

The invention discloses a water-based alkaline electrolyte solution. The water-based alkaline electrolyte solution comprises the following raw materials by weight: water, a weak alkaline salt and a thickener. The weak alkaline salt is one of potassium acetate, sodium acetate or calcium acetate; and the thickener is one of agar, sodium carboxymethyl cellulose, sodium polyacrylate or polyvinyl alcohol. The invention has the beneficial effects that: according to the water-based alkaline electrolyte solution, the thickener is added into the weak alkaline salt, the weak alkaline salt provides hydroxyl ions for electrochemical reaction, and the added thickener sodium polyacrylate has very viscosity, and can prevent the volatilization of the electrolyte solution in a high temperature and low humidity environment, i.e. the water-based alkaline electrolyte solution is volatile in a high temperature and low humidity environment, and can result in the problems of electrolyte solution concentration increase and crystallization, and affection on the sensor service life. The water-based alkaline electrolyte solution has a moderate viscosity, avoids volatilization and has no influence on the iontransmission speed in circuits.

The invention provides a driving circuit for an input / output port, which comprises a main output stage and an enhancing unit, wherein the main output stage is used for receiving at least one driving signal and outputting an output signal corresponding to an input signal based on the driving signal, and the enhancing unit is coupled with the main output stage and is used for receiving and detecting the electrical level of the output signal, thereby maintaining or enhancing the output thrust of the main output stage.

A method for operating an ad-hoc network for the wireless data transmission of synchronous and asynchronous messages synchronizes the transmitters and receivers of neighboring nodes on a transmission path using cyclically transmitted identifiers, whose intervals define a time frame. The nodes of the transmission path reserve time slots within the time frame for the transmission of data packets of a virtual connection that are to transmitted synchronously. A start signal is transmitted at the stars of the synchronous transmission of a virtual connection, the data packets are then transmitted in the previously defined time slots and the synchronous transmission is concluded by a stop signal. Free time slots in the nodes are filled with data packets that can be transmitted asynchronously, the packets being read from an output buffer memory of the node.