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50results about How to "Send in real time" patented technology

Underwater hybrid-power robot platform

The invention relates to an underwater hybrid-power robot platform which comprises a housing, a mainframe cabin and a motion control cabin. The outer contour of the housing is in shape of bionic fish,one end of the housing is connected with a bionic fish tail structure, and propellers are arranged on two sides of the housing. The side, close to the front end of the housing, of the mainframe cabinis connected with a camera, and an electronic compass and a controller are arranged in the mainframe cabin. A pitching gravity center adjusting mechanism is installed in the motion control cabin. Thepropellers, the electronic compass and the pitching gravity center adjusting mechanism are electrically connected with a battery cabin. The underwater hybrid-power robot platform adopts the hybrid-power driving design of the propellers and the bionic fish tail structure, and the operating capability of a robot in a complicated ocean current environment is greatly improved. The underwater hybrid-power robot platform can carry multiple types of detection devices, can meet complicated task demands, can performs operations such as water quality extraction, detection and photography, can sample and detect water at different depths through a water pumping cabin and has a wide application prospect.
Owner:BOYA GONGDAO BEIJING ROBOT TECH CO LTD

Data exchange method and system based on full fragmentation and incremental log analysis

The invention relates to the technical field of computer networks, and discloses a data exchange method based on full fragmentation and incremental log analysis, which comprises the following steps: step 1, carrying out data fragmentation according to a database table primary key, and storing fragmented information into a message queue to obtain full fragmentation information; step 2, according toa preset job mapping relationship and the total fragmentation information in the message queue, obtaining data from a database in batches and writing the data into a target end; 3, performing real-time database incremental log analysis according to the write-in time points of the full records, and storing incremental data to a message queue in real time; and step 4, obtaining corresponding incremental data from the message queue by the position point recorded in last incremental data writing, and writing the incremental data into the target end. Batch and incremental acquisition of the data can be realized without modifying a source table structure, online business pause or service downtime is avoided, the source data can be sent to a destination end in real time while the format of the source data is ensured, and timely data service is provided.
Owner:河南安冉云网络科技有限公司

Data sending method, device and apparatus

The invention provides a data sending method, device and apparatus, and belongs to the technical field of communication. The method comprises the following steps: receiving an uplink data packet sentby UE; if the uplink data packet carries the signaling message, stripping a signaling message from the uplink data packet, with the signaling message being used for requesting to establish a PDU session or requesting to activate the established PDU session; forwarding the signaling message to the control plane device; and forwarding the data in the uplink data packet sent by the UE based on the data forwarding message carried in the uplink data packet sent by the UE before the available PDU session exists. According to the invention, before an available PDU session exists, a PDU session is established; the UE carries the signaling message along with the path in the data packet; according to the method and the device, when the PDU session is established or the PDU session is activated, thedata forwarding message is additionally carried, so that the data transmission can be carried out through the data forwarding message while the PDU session establishment or PDU session activation process is triggered, the data packet can still be transmitted in real time when the available PDU session does not exist, and the time delay requirement of a low-time-delay service is met.
Owner:XFUSION DIGITAL TECH CO LTD

Remote wireless fetus monitoring system

The invention relates to the technical field of medical equipment and discloses a remote wireless fetus monitoring system which comprises a fetus monitor for a pregnant woman to use, a wireless communication module, a background module and a cellphone. The fetus monitor is mainly composed of a probe, a simulation amplifying circuit and a digital collection circuit, the probe comprises a Doppler ultrasonic probe, a uterine contraction pressure probe and a quickening marker which are all connected with the simulation amplifying circuit, the simulation amplifying circuit is further connected with the digital collection circuit, the wireless communication module is connected with the fetus monitor, a short message center is arranged in the background server, and the background server can invoke a short message informing interface to send short messages. The remote wireless fetus monitoring system has the advantages that by the system, the pregnant woman can monitor a fetus at home and does not need queue up in the hospital, so that outgoing cost and risk on the way of the pregnant woman are reduced, probability that the pregnant women is infected with a disease when going to the hospital is lowered, and resources of the hospital are utilized fully and reasonably.
Owner:GUANGZHOU BEIHUJIA MEDICAL TECH

Security small-data distribution method in wireless sensor network based on short and small public key cryptosystem

The invention discloses a security small-data distribution method in a wireless sensor network based on a short and small public key cryptosystem. The security small-data distribution method comprises the following steps: in a system initialization stage, a base station constructs an elliptical curve cryptographic algorithm, generates a private key, a public key, a one-way key chain and public key ciphertext information, and loads the processed one-way key chain and public key ciphertext information in sensor nodes before the sensor network is deployed; before data items are distributed, the base station generates a data packet by adopting a message-confusing technology and a digital signature technology according to the data items needing to be distributed; after the various nodes receive the data packet, the validity of the data packet is judged; if the data packet is the valid data packet, the data packet is accepted and updated; and otherwise, the data packet is directly abandoned. By means of the security small-data distribution method disclosed by the invention, the sensor network has the following advantages: compromise of the sensor nodes can be resisted; the information integrity and reliability are ensured; time synchronization among the base station and the sensor nodes is unnecessary; the robustness is high in packet loss and data packet transmission out-of-sequence; the efficiency is high; energy can be saved; denial of service attacks can be effectively resisted, etc.
Owner:EAST CHINA NORMAL UNIVERSITY

Server message processing method, system, electronic equipment and readable storage medium

The invention discloses a server message processing method, a system, electronic equipment and a readable storage medium. The method comprises the following steps: the NAT equipment receives an original message issued by a server deployed in an extranet to an intranet host; converting a message header target address of the original message into an intranet address of forwarding equipment to obtain a message after address conversion; based on the intranet address and the port of the forwarding equipment, sending the message subjected to address conversion to the forwarding equipment; the forwarding device receives the message sent by the NAT device; analyzing the message content of the message, and obtaining an intranet host address and an interception port carried by the message; and sending the message to a corresponding intranet host based on the intranet host address and the interception port. According to the invention, only one public network address needs to be occupied by the forwarding equipment, the public network address resource is prevented from being influenced, the message sending error caused by the aging of the mapping address of the NAT equipment is avoided, and the real-time performance of sending the message to the intranet host by the extranet server is ensured.
Owner:NEW H3C BIG DATA TECH CO LTD

Intelligent wearable waistband capable of monitoring multiple physical signs

The invention discloses an intelligent wearable waistband capable of monitoring multiple physical signs, which comprises a fixing block, a waistband body is fixedly connected to the corner of one side of the fixing block, a plurality of limiting holes are formed in the front face of the waistband body at equal intervals, massage air bags which are evenly distributed are fixedly arranged on the back face of the waistband body at equal intervals, and a plurality of heating resistance wires penetrate through the interior of the waistband body at equal intervals. By means of the temperature sensor, the temperature can be conveniently monitored in real time, when the temperature is too low, the heating resistance wire is arranged in the center of the waistband, the heating resistance wire is controlled through the resistance wire adjusting switch, heating can be conveniently conducted through the waistband in the cold season, stability is improved, and the good warm keeping effect is achieved; the micro air pump is controlled by the microprocessor to inflate and deflate the multiple massage air bags, in the using process, the waist is massaged through the massage air bags, the waist is effectively protected. Meanwhile, blood circulation of the waist is promoted through massage, and the comfort of the waist is guaranteed.
Owner:南京鼎世医疗器械有限公司

Signal relay station

The invention relates to a signal relay station. The signal relay station comprises a data storage unit, a periodic signal detection unit, a data processing unit, a data transmission module and a periodic signal transmitting module, wherein the data storage unit is connected with the data processing unit and used for storing the data; the periodic signal detection unit is connected with the data processing unit and used for detecting a running period of an oil pumping unit in real time; the data transmission module is connected with the data processing unit and used for transmitting the data; the periodic signal transmitting module is connected with the data processing unit and used for transmitting a periodic signal of the oil pumping unit to an oil well indicator diagram well-opening-stopping monitoring device in real time; the data processing unit is a core control part and used for controlling the collection, storage, processing and transmission of the data. A public frequency band is used for periodically receiving the data of different collection devices on site and periodically transmitting the data to the relay station so as to prevent the mutual interference of the data in the transmission process, so that the data transmission accuracy is improved, and the production cost is reduced; by adopting a novel method for detecting the running period of the oil pumping unit, the precision for detecting the period of the oil pumping unit is improved, and the periodic signal is transmitted in real time.
Owner:SHANDONG TIANGONG PETROLEUM EQUIP

LED lamp mode control system for electric vehicle

PendingCN113056051ASimplified program upgrade methodMeet the hidden dangers of traffic accidentsElectrical apparatusRemote monitoring and controlTraffic crash
The invention discloses an LED lamp mode control system for an electric vehicle. The LED lamp mode control system for the electric vehicle comprises a remote monitoring terminal module, an LED light control module, a touch liquid crystal combination instrument integrated with a multimedia function, and a mobile phone APP application module. The remote monitoring terminal module is loaded on the electric vehicle and receives data sent by a mobile phone APP and performs data format conversion, a cloud service platform is further connected between the remote monitoring terminal module and the mobile phone APP, and a CAN is arranged in the LED lamp mode control system for the electric vehicle. And the remote monitoring terminal module is respectively connected with the LED light control module and the touch liquid crystal combination instrument integrated with the multimedia function through a CAN. According to the invention, the target-oriented requirements of reducing traffic accident hidden dangers caused by distraction of drivers in the driving process, meeting the customized requirements of vehicle users and simplifying a program upgrading mode are met.
Owner:矩阵数据科技(上海)有限公司

Maglev train and whole-vehicle centralized suspension control system applied to maglev train

The invention discloses a maglev trainand a whole-vehicle centralized suspension control system applied to the maglev train. The maglev train comprises an integrated controller, a plurality of suspension modules, a plurality of power driving modules and a plurality of suspension sensors, wherein the integrated controller and all the power driving modules form a communication looped network, two-way data transmission is achieved between the adjacent power driving modules, each power driving module is at least connected with two suspension sensors, the suspension sensors interact with the power driving modules, each suspension module is at least provided with two suspension sensors, and the centralized controller adopts a multi-core controller. In order to achieve the optimal suspension performance of the whole train, the state information of the whole maglev train and the state information of the centralized suspension control system of the whole train are collected through the suspension sensors, the centralized controller is guided to carry out calculation, the calculated suspension control quantity information is sent to all the power driving modules, the centralized suspension control system is controlled in real time, and a powerful guarantee is provided for stable suspension and health management of the maglev train.
Owner:湖南根轨迹智能科技有限公司
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