60results about How to "Safe and efficient transmission" patented technology

A flexible infrared delivery apparatus useful for endoscopic infrared coagulating of human or animal blood and tissue or for other uses employs a source of infrared radiation which is not a laser and an elongated flexible fiber optic member which transmits radiation from the source to a contact portion at a distal end of the member and to a material such as human or animal tissue proximate the contact portion. The elongated member has an outer diameter which enables it to be inserted into and through an accessory channel of an endoscope to view the human or animal tissue or material to be treated with infrared radiation. A connector on the proximal end of the member allows the elongated member to be quickly connected to and disconnected from the apparatus where the member is aligned for receiving infrared radiation from the source. The contact portion defines a size, direction and shape of a radiation delivery area from the member to the human or animal tissue or material proximate the contact portion.

The invention provides a method for realizing an application program to access a database. The method comprises the following steps of: arranging a WAR (Web Archive File) packet of a proxy server at a database side of a fire wall in middleware; additionally arranging a proxy JDBC (Java Date Base Connectivity) driver for accessing the proxy server by configuring URL (Uniform Resource Locator) at an application program side of the fire wall; calling a webservice interface to send a database access request to the proxy server by the proxy JDBC driver; receiving the database access request and sending the database access request to a database by the proxy server; receiving a returning result of the database, which is generated according to the database access request, and outputting the returning result to the proxy JDBC driver by the proxy server; and receiving the returning result received by the proxy JDBC driver. With the adoption of the method provided by the invention, the application program accesses the database without modifying an extra program, so that the fire wall is safely passed through.

The invention relates to an active power distribution network big data transmission method based on content filtering and multi-Agent cooperation. The method, based on a data sending party and a data receiving party, includes the steps: obtaining a content filtering model from the data sending party on the basis of an active power distribution network big data sample; determining, based on the content filtering model, whether to-be-sent active power distribution network big data is sensitive data, and processing the active power distribution network big data correspondingly through data self-protection marks; compressing and sending the processed to-be-sent active power distribution network big data; and decompressing the received data by the data receiving party according to a multi-Agent cooperation method, and thus obtaining active power distribution network big data. The entire method enables safe, reliable and highly efficient transmission of active power distribution network big data, and ensures that the active power distribution network big data is highly efficient and stale during transmission.

The invention discloses a cable shielding layer grounding performance monitoring device and method based on complex impedance measurement. The device comprises an upper computer. The upper computer is connected with a shielding efficiency monitoring terminal. The shielding efficiency monitoring terminal is connected with a current transformer and a measurement mutual inductor. The current transformer and the measurement mutual inductor are respectively coupled to a grounding wire of a communication cable shielding layer to be monitored. The shielding efficiency monitoring terminal couples an excitation voltage signal to the grounding wire through the current transformer. The measurement mutual inductor is used for receiving a corresponding response current signal, measuring the amplitude and the phase of the response current signal and further feeding the amplitude and the phase of the response current signal to the shielding efficiency monitoring terminal. The shielding efficiency monitoring terminal calculates the complex impedance of the cable shielding layer to the ground and uploads the complex impedance to the upper computer. The upper computer judges the change range of the complex impedance and determines that the cable shielding layer is aged, corroded or damaged in a non-open-circuit type if the change range of the complex impedance exceeds a set range.

A bidirectional switch includes a pair of transistors, with each transistor including a source connected via a degeneration resistance to a common source control node, a gate connected to a common gate control node, a drain connected to a respective channel or gate line and to a charge storage node, respectively, and a clamp diode connected between the source and the gate. This forms a single charge transfer path between gate lines sequentially activated by a scan driver of an LCD panel, and implements a charge sharing technique for reducing power dissipation.

The invention relates to a multimedia electronic data forensic report and a generating and displaying method and system thereof. The system comprises a multimedia electronic data forensic report collecting device, a multimedia electronic data forensic report generating device and an authentication displaying device. Data files and corresponding header files are combined to generate a multimedia report, wherein the data files are compressed by adopting a compression algorithm, a verification method and an irreversible encryption algorithm when the forensic report is generated, and data decryption and self-extracting verification are carried out on the header files when the forensic report is displayed. The method and system can ensure the integrity, the tamper-proofing performance and the safety of multimedia electronic data as a whole. Whether electronic data evidences are text or audio-visual materials, integrity technological tamper-proofing can be carried out on the electronic data evidences through a sealed tamper-proofing device, an electronic evidence displaying and authentication mechanism is further added, and the processing process is safer and more concealed.

A kit for forming a sterile cleaning solution. The kit is comprised of a container, a packet, a first flexible package and a second flexible package. The container contains a liquid and has an opening and a removable cap sealing the opening. The packet contains a pre-measured amount of an active agent. The first flexible package is dimensioned to enclose the container and the packet. The second flexible package is dimensioned to enclose the first flexible package, the container and the packet.

The invention discloses an intelligent safety type power grid dedicated wireless communication module based on Linux system. The wireless communication module comprises a processor, a wireless module,an encryption / decryption circuit, a power circuit, a debugging reset circuit and a terminal interface circuit; the wireless module, the encryption / decryption circuit, the power circuit, the debuggingreset circuit and the terminal interface are connected with the processor; the wireless module is used for realizing the receiving and sending of wireless data; the encryption / decryption circuit is used for performing encryption / decryption processing on related data; the power circuit is used for providing appropriate power supply for other modules; the debugging reset circuit is used for the debugging of a related program and the restart reset of the whole module; the terminal interface circuit is used for providing an effective communication interface, thereby enabling the communication module and the external equipment to realize the effective communication connection; the processor is used for analyzing and processing a related instruction and data. The wireless communication module disclosed by the invention can realize safer and more reliable data transmission.

The invention discloses a region division and trust management mechanism-based security level routing method and application. The method comprises the steps of network model building, node trust management, cluster head selection, routing building and routing. In the method, the idea of region division and a credit management mechanism are employed in stages of cluster head selection and intra-cluster and inter-cluster routing building of a routing algorithm, so as to isolate malicious nodes rapidly and accurately and make cluster distribution fit with the indoor structure. The method not only balances network energy consumption but also ensures various kinks of data to be transmitted safely and effectively. When the routing method provided in the invention is applied to the intelligent home appliances, the network energy consumption is balanced, further, various kinds of data is ensured to be transmitted safely and effectively in the intelligent home appliance scene.

The invention provides a UDP transmission method and system suitable for a distributed network. The system comprises a plurality of network modes. Each network node comprises a transmission module and an upper-layer application module, and each transmission module comprises at least one link unit which comprises a pair of a sending subunit and a receiving subunit, wherein the sending subunit is internally provided with a sending buffer and a sending timer for sending a data packet, storing data or data fragments to be sent into the sending buffer, regularly detecting whether a confirmation character of the corresponding data packet is received by use of the sending timer and regularly retransmitting the data packet in case of receiving failure; and the receiving subunit is internally provided with a receiving buffer and a receiving timer for receiving the data packet, postbakcing the corresponding confirmation character, storing the data fragments into the receiving buffer and regularly detecting whether the data fragments in the same group are completely received by use of the receiving timer. According to the invention, the method and system are designed for a peer-to-peer network, support NAT crossing and provide the object-oriented safe and high-efficiency transmission module.

The invention provides an insulated core wire, a high-fire-retardant data cable and the processing craft thereof, particularly relates to the technical field of the cables and cords. The insulated core wire comprises a conductor wherein the periphery of the conductor covers an inner insulation layer and an outer insulation layer in turn along the radial direction. The inner insulation layer is the HDPE insulation layer and the outer insulation layer is the FEP insulation layer, which solves the technical problem of the low of the insulated core wire temperature grade and flame retardant grade in the prior art and is capable of greatly improving the temperature grade and flame retardant grade of the cables. And the data cable owns the technical effects of higher security transfer property and fireproof performance.

The invention provides a data transmission method, and the method comprises the steps that a bridge server receives data and information transmitted by an internal interface of an institution, desensitizes, encrypts and compresses the data after obtaining the data, transmits the data to a private network cloud for storage in real time, and transmits user information to a private network cloud server; and a first user make a request to check the data through an intranet port of the institution, a second user makes a request to check the data through an extranet port, wherein the data can be checked after the check is passed. The invention further provides a data transmission system and a computer readable storage medium. In addition, a business mode of data transmission is also provided. Byusing the method, the data can be safely and efficiently transmitted to the external network port from the internal port of the institution, and can be efficiently and safely transmitted across hospitals, so that the data transmission efficiency and the use value are improved.

The invention discloses a multi-frequency-point positioning data returning system and a method thereof. The positioning data returning system comprises a plurality of returning data broadcasting stations, and a returning data receiver is arranged on a to-be-positioned device. Each backhaul data broadcasting station sends position information to the backhaul data receiver by using different frequency points, so that the problem of same-frequency interference of overlapped parts of coverage areas of a plurality of broadcasting stations is solved. Besides, each return data broadcasting station can send a positioning data packet to the return data receiver at the same time through the return data synchronizer, so that the multi-frequency-point positioning data return system can set a receivingtime period for the return data receiver, and the same positioning data packet of different broadcast frequency points can be received in a specific receiving time period. Meanwhile, the backhaul data receiver scans which frequency point signal is the strongest, so that another receiving channel is locked to the frequency point, the optimal selection of the receiving frequency point is realized,in addition, an independent receiving channel does not need to be arranged for each frequency point, and the hardware cost is saved.

The invention discloses a one-key chain loading method and equipment based on a block chain. The method comprises the steps as follows: 101, a block chain parent chain is built, a user issues currency, tokens and votes specifically owned by the user via a template client; the template client is built on the block chain parent chain framework, and each used client is a distributed node; 102, the user builds a new account via a template provided by the template client, to form a new node, and when the user builds the new account, the client automatically generates a private key address; 103, thetemplate client performs decentration via the block chain parent chain, so as to safely and reliably transmits digital assets in a point-to-point manner; and 104, the user builds the account via thetemplate client, and connects an API interface. The block chain data is updated in real time, so that the data on the parent chain is traceable; the valuable digital asset transmission is achieved byusing the characteristics of the block chain; records cannot be changed; the method is transparent and traceable; the technical scheme solves the problem that in each industry, institutions and real enterprises are difficult to load to the chain.

The present invention discloses a power distribution network communication safety certification system and method. The method comprises the steps of: giving different safety certification modes according to different connection modes of a power distribution network master station and a distribution terminal; for a message through serial transmission, if the message is a hardware message, performing decryption through a safety certification chip; if the message is a soft message, performing decryption through a software decryption library; forwarding an obtained plaintext after decryption to adistribution terminal through a serial port; and for the message through internet access transmission, performing inspection of out-of-order transmission and repeated transmission for the message, performing decryption of the message passing the inspection according to the decryption mode of the transmitted message through the serial port, and forwarding the obtained plaintext after decryption tothe distribution terminal through an internet access. The power distribution network communication safety certification system and method integrate the safety certificate of the power distribution network software message and the hardware message to meet the current power grid safety protection requirements with no need for user configuration so as to prevent the distribution terminal from invading the power distribution network master station and achieve the safe and effective transmission of the data of the power distribution network.

The invention relates to the field of data cable cabling equipment, particularly to a data cable six-character shielding die, a shielding tape coating device, and a processing device so that problemsthat the shielding coating tape is warped and wrinkled because of the airplane die longitudinal packing process employed by the single shielding type data cable and thus the anti-interference abilityof the cable is weakened can be solved. The data cable six-character shielding die comprises a die body; a coating hole with the two ends penetrating the two sides is formed in the middle of the die body; and a slot is formed in the side of the die body. In addition, the shielding tape coating device of a data cable includes a plurality of dies arranged successively at intervals; and each die includes a die base and a data cable six-character shielding die. The processing device of a data cable includes a shielding tape coating device of a data cable. Therefore, problems of warping and wrinkling of the shielding tape due to bending of the shielding data cable are solved effectively; the anti-interference ability of the cable product is enhanced; and the safe and effective transmission of the communication data is ensured in a strong interference environment.

The invention relates to a third-party payment data transmission processing method. The method comprises the following steps: acquiring to-be-transmitted third-party payment data; the third-party payment data is partitioned according to the preset length, in the process of transmitting the first data block, the transmission efficiency of each transmission path is evaluated again, and according to the current network state and the influence of the first data block on each transmission path in the transmission process, determining the transmission efficiency of each transmission path; and after the first data block arrives at the receiving end, evaluating the transmission efficiency of the transmission path again, and recombining the data blocks according to the coding sequence. By evaluating the transmission efficiency of the transmission path in real time, the data block can select the optimal transmission path according to the actual transmission efficiency, so that the data block can maintain the transmission sequence in the transmission process and avoid disorder, data backup and waiting are not needed, and the recombination efficiency of the third-party payment data is greatly improved.

An improved cooking device to assist in preparation of meals. A self-contained straining skillet allows the food to be cooked in a concave skillet insert containing a plurality of apertures, which may then be lifted to drain the grease and fat into the lower receiving skillet. Both the lining skillet and the receiving skillet may contain pour spouts to allow for effective transfer of grease. The receiving skillet, alone or with the lining skillet insert, may be used with standard size stove burners.

The invention discloses an application of a nano material in preparation of a nasal nano preparation for brain-targeted delivery of intestinal drugs, which belongs to the technical field of biomedical engineering. Mesoporous silica nanoparticles, Ca-MOF, ferroferric oxide and other delivery carriers are included, and micromolecules, proteins, antibodies, microorganisms and other substances with a neuroprotective effect or intestinal anti-inflammation can be delivered. The invention provides application of the nano material in preparation of a nasal nano preparation for brain-targeted delivery to a system drug. Functional substances are instilled into the nasal cavity to be transported to the intestinal tract in a long distance, and the medicine is flexibly, safely and efficiently transported to the gastrointestinal tract through some neural circuits in a long distance.

The embodiment of the invention relates to a vehicle control method, a server, terminal equipment and a storage medium. The method comprises the steps of: obtaining vehicle condition data corresponding to a vehicle and spatial data counted in the vehicle driving process; determining an encryption matrix limiting condition according to the vehicle condition data and the spatial data; generating anencryption matrix according to an encryption matrix limiting condition; generating control information corresponding to the vehicle according to the vehicle condition data and the spatial data of thevehicle; and encrypting the control information according to the encryption matrix, and transmitting the control information to terminal equipment corresponding to the vehicle. Through the mode, the vehicle condition, the road, the passenger flow volume and the like are integrated, the driving condition, the vehicle condition and the like of the vehicle can be monitored at any time, and control information can be timely generated and fed back to the terminal equipment side once a preset condition exists, so that the terminal equipment can control conveniently. And the encryption matrix is notregular and is not easy to crack by lawbreakers, so that the information transmission is safer and more effective.

The invention discloses a multi-channel monitoring data compression method and system for an industrial robot, and the method comprises the steps: fusing the multi-channel data only containing the local state information of the robot into a comprehensive signal with the global information through a cross-correlation function fusion algorithm according to the correlation characteristics between the monitoring data of each channel of the industrial robot, signal redundancy between data of each channel sensor is obviously reduced, and signal quality is improved. The comprehensive signal is encrypted and compressed through the composite chaos matrix and is transmitted to a remote maintenance center through a network, and the remote maintenance center recovers an original signal by using a secret key in combination with an orthogonal matching pursuit algorithm, so that safe and efficient transmission of the signal is realized. According to the invention, the efficiency and safety of signal transmission can be improved, the problem that a large amount of redundant mass vibration data generated by multi-channel real-time monitoring of the industrial robot cannot be safely and efficiently transmitted to a remote maintenance center is solved, and meanwhile, a data basis is provided for fault diagnosis and health assessment of the industrial robot.

The invention belongs to the technical field of equipment detection, and relates to a method and a system for detecting power supply equipment in a transformer substation. The system comprises data acquisition equipment for detecting each power equipment, the data acquisition equipment is connected to a gateway through a relay node, and the gateway is connected to a control center; the data acquisition equipment comprises a sensor acquisition unit used for reading information parameters of power equipment, and the sensor acquisition unit is connected to the local controller; the local controller is also connected with a video acquisition unit used for acquiring video information of the power equipment, a timer used for timing and a wireless communication module used for being connected to the relay node through a wireless network; the local controller is also connected with a radio frequency card reader, and the radio frequency card reader is used for reading electronic tags carried by maintenance personnel; and the number of the relay nodes is at least two, the wireless communication module of each data acquisition equipment is connected to all the relay nodes, and the relay nodes communicate with each other through a wireless network.

The invention belongs to the field of power grid data security. The method is mainly used for solving safety and efficiency problems in data transmission. The invention particularly relates to an active power distribution network big data transmission method based on behavior marking and lightweight encryption. The method comprises the following steps: acquiring active power distribution network big data, and dividing the active power distribution network big data into real-time data, quasi-real-time data and non-real-time data by using a convolutional neural network to extract data set features and the probability that a Softmax function outputs a category to which the data set features belong; marking and encrypting the real-time data, the quasi-real-time data and the non-real-time data;and performing data compression under multi-objective constraints on the data of each sampling point based on a distributed Agent parallel technology, and finally performing secure transmission. According to the method provided by the invention, anti-theft and anti-tampering effects in data transmission are ensured according to a data marking and lightweight stream encryption method, and rapid identification and matching of a receiver are realized, so that safe and efficient transmission of power distribution network data is ensured.

The invention provides a wharf unattended intelligent frontier inspection booth device and an operation management and control method thereof. The intelligent frontier inspection booth device comprises two sets of double-folding doors symmetrically arranged on the left wall body and the right wall body of the intelligent frontier inspection booth, two single-folding doors symmetrically arranged on the front wall body and the rear wall body of the intelligent frontier inspection booth, and a three-roller gate and a camera which are arranged in the intelligent frontier inspection booth. Each set of double-folding doors comprises three layers of folding doors. The tripod turnstile supports identification of multiple types of certificates and is used for controlling personnel to enter and exit the intelligent frontier inspection pavilion in two directions, a springboard used for connecting the ship ladder and the frontier inspection pavilion is arranged on the outer side of the double-folding door, a plug-in type guardrail is arranged on the springboard, and a special channel is formed so that the personnel can leave and enter the ship conveniently. According to the invention, the ship ladder, the frontier inspection booth entrance and other areas form a closed space, a unique access channel is designated, personnel entering and exiting from the frontier inspection booth and ships are managed and controlled, advanced technologies including information reading, face recognition and database comparison can be utilized to realize frontier inspection automation operation, the wharf frontier inspection efficiency is improved, and illegal phenomena such as steal are prevented.

The present invention relates to an intelligent safe-guard system. The system comprises: N intelligent cameras arranged in an area to be monitored and fully covering the area to be monitored, whereinN is not less than 1, each intelligent camera is connected with each video AD converter, and all the video AD converters are accessed into an internetwork system; and a video abstraction module and aface and vehicle license plate recognition module accessed into the internetwork system. The intelligent safe-guard system integrates the video abstraction function, the face recognition function andthe vehicle license plate recognition module so as to achieve the multi-functional integration interaction of the intelligent image monitoring.

Provided are a transmission method and an electronic device. The transmission method is applied to a first electronic device and a second electronic device which are provided with independent hardware systems, and wherein the first electronic device transmits files to the second electronic device. The transmission method comprises: when the first electronic device and the second electronic device are connected, receiving commands of file transmission; starting file transmission; during the process that the first electronic device transmits files to the second electronic device, the first electronic device monitors transmission condition of the files in real time; when a transmission channel is disconnected under a state which file transmission is unfinished, the first electronic device records file state of the files at present and adds identification information; and when the transmission channel is reestablished, the first electronic device updates the files according to the identification information. By means of the transmission method and the electronic device, safe and efficient transmission of files among electronic devices is achieved, and accordingly transmission performance of systems is improved.

A bidirectional switch includes a pair of transistors, with each transistor including a source connected via a degeneration resistance to a common source control node, a gate connected to a common gate control node, a drain connected to a respective channel or gate line and to a charge storage node, respectively, and a clamp diode connected between the source and the gate. This forms a single charge transfer path between gate lines sequentially activated by a scan driver of an LCD panel, and implements a charge sharing technique for reducing power dissipation.

The invention relates to an image encryption method based on combination of a chaos principle and a genetic algorithm. The image encryption method comprises the steps: 1, image processing, 2, initial key generation, 3, image row encryption and column encryption, 4, chaos sequence generation, 5, chaos mapping and 6, image storage and output. According to the method, the image security and the pixel irrelevance of the image in the transmission process can be improved, the pixel relevance of the image generated after encryption is small, the secret key cracking difficulty is large, the security of image information transmission is ensured, economic loss and technical leakage caused by image leakage are avoided, and safe and effective image information transmission is ensured.