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56results about How to "Reduce traffic consumption" patented technology

Method and device for acquiring offline messages, and computer readable storage medium

The present application provides a method and device for acquiring offline messages, and a computer readable storage medium. The method comprises the following steps: after detecting that a target user is offline, storing offline messages sent by other users to the target user in a database according to session identifiers; after detecting that the target user goes online, pushing a predeterminednumber of offline messages to sessions corresponding to the session identifiers, respectively; when detecting that the target user has an offline message request of the target session with the greatest message sequence number in the target sessions, which carries the session identifier of the target session, pushing the offline message in the offline messages corresponding to the session identifier of the target session in the database, the message sequence number of which is greater than the greatest message sequence number in the target session, to the target session, wherein the sequence number of the early received offline message in the offline messages corresponding to the same session identifier in the database is smaller than the sequence number of the offline message received late. The response speed of the client to the offline messages can be effectively improved.
Owner:JINGUAZI TECH DEV CO LTD

Transmission optimization method, and mapping information storage method, device and system

The embodiment of the invention discloses a transmission optimization method, a mapping information storage method, an application layer traffic optimization (ALTO) client, an ALTO server and an ALTO system. The transmission optimization method comprises the following steps of: when a next-hop node is required to be determined for service, checking whether a storage system associated with the ALTO client stores mapping information or not; and if the storage system associated with the ALTO client stores the mapping information of a first sub-network level and the mapping information of the first sub-network level is unexpired and valid, determining a next-hop node set on the basis of an information source comprising the network address of a service request node and the mapping information of the first sub-network level, wherein the next-hop node set comprises one or more service provision nodes, and the service request node belongs to a first sub-network. Therefore, the consumption of redundant query request and response message interaction between the ALTO client and the ALTO server in the traffic of the whole backbone network is reduced, and the load of the backbone network is reduced.
Owner:HUAWEI TECH CO LTD

System and method for remote monitoring of trapping of elevator passengers

The invention provides a system and method for remote monitoring of trapping of elevator passengers. The system comprises an elevator detecting module, a remote diagnosis device, a cloud server, an image collecting module and a residential area monitoring system. The method comprises the following steps that the elevator detecting module detects fault information of an elevator in real-time. If a person trapping fault is sent, the person trapping fault is sent to the remote diagnosis device. The remote diagnosis device sends person trapping fault information to the cloud server. The cloud server launches a person trapping re-check instruction to the residential area monitoring system, and the residential area monitoring system automatically inquires whether the image collecting module detects a person trapping status in the requesting time, and feeds back a status point and image information in the inquiring time to the cloud server. The cloud server makes a data contrast, and takes relative rescue measures. According to the system and method for remote monitoring of trapping of the elevator passengers, the remote monitoring device and the passenger comforting function are optimized and combined to be one system, so that quick judgment and quick response to trapping of passengers are achieved, and meanwhile, the system cost is reduced.
Owner:GUANGZHOU GUANGRI ELEVATOR IND

Photovoltaic battery online monitoring and intelligent management system

The invention mainly relates to a photovoltaic battery online monitoring and intelligent management system capable of performing real time online monitoring on necessary parameters including voltage,current, temperature and the like of each battery panel in a photovoltaic assembly array as well as necessary parameters including voltage, current and the like of a battery pack string formed by serial connection of a plurality of photovoltaic battery strings. A data collector transmits a part of data to a cloud server as light weight data and stores a part of data in the local as permanent data.The light weight data can be read in the cloud end and the permanent data can be read in the local of the data collector. Therefore, a basis is provided for knowing real operation state of the battery and solving problems in fault positioning of the battery.
Owner:FONRICH NEW ENERGY TECH LTD

Positioning device, positioning system and data transmission method

The invention relates to the technical field of data transmission technology and discloses a positioning device, a positioning system and a data transmission method. According to the invention, the data transmission method of the positioning system includes steps of calculating a gap distance between a positioning point collected by the positioning device and a valid point in last positioning; setting the collected positioning point as a valid point and setting the valid point into a report cache list if the gap distance is greater than or equal to a preset threshold value; and compressing data in the report cache list and output to a server if the quantity of valid points in the report cache list is greater than or equal to a first report threshold value and the interval time from last reporting becomes no shorter than the first report interval time. Compared with the prior art, data transmission traffic consumption of the positioning system and timeliness can be taken into consideration at the same time. Therefore, traffic consumption can be reduced and data can be output timely.
Owner:上海天奕无线信息科技有限公司

Three-dimensional file format system and reading method

The invention relates to a three-dimensional file format system and a reading method. The three-dimensional file format system comprises a file header module, a Node information module and a user-defined information module, and is characterized in that the file header module is used for storing file marks, version numbers and basic information of the user-defined information module; the Node information module is used for storing ordered tree structures of formatted files, node names, node layers and connection relations between nodes; and the user-defined information module is used for storing model structure information, texture information, animation effect information, map information, light source information and view angle information. According to the format, classification processing is firstly performed on the same data in three-dimensional model files, then compression processing is performed on each category of data respectively to obtain compressed information blocks, the information blocks are arranged according to an ordered tree structure, so that a circumstance of data confusion can be prevented, the space occupied by the files is significantly reduced, and the compression effect is improved by nearly 10 times compared with the existing obj format.
Owner:BEIJING JUZHENKONGJIAN TECH CO LTD

Organizational structure synchronization method, client, server and medium

The present invention discloses an organizational structure synchronization method, a client, a server and a medium. The method comprises the steps of: sending a synchronous request, wherein the synchronous request comprises client synchronization version numbers, the client synchronization version numbers record the maximum serial number of a first node attribute sequence of a current client, andthe first node attribute sequence comprises current attribute data of a plurality of nodes corresponding to the client; the maximum serial number of the total node attribute sequence of the current server recorded in a server synchronization version numbers is larger than the maximum serial number of the first node attribute sequence and the total node attribute sequence comprises historical attribute data of the nodes corresponding to the clients, obtaining the attribute data of increment nodes issued by the server, wherein the increment nodes comprise the nodes corresponding to the serial numbers between the maximum serial number of the total node attribute sequence and the maximum serial number of the first node attribute sequence; and requiring to change the attribute data of the nodes in the corresponding first node attribute sequence according to the attribute data of the increment nodes.
Owner:TENCENT TECH (SHENZHEN) CO LTD

Network telephone wake-up method

The invention discloses a network telephone wake-up method. The network telephone wake-up method comprises the following steps: logging in a server, and sending a network telephone call request; judging whether a called client is online by the server; if judging that the called client is offline, sending an instruction to notify a call center to send a common voice call request to a mobile phone of the called client; judging the incoming call number by the called client, if the incoming call number is a common telephone number of the call center, hanging off the common voice call request of the call center, and starting a network data function of the mobile phone of the called client; and logging in the server by the called client to wake up the called client by the calling client. By means of the steps of the network telephone wake-up method disclosed by the invention, zero flow standby can be realized when the mobile phone software of the called user enters a deep sleep or completely shutdown state, and the mobile phone software can be woken up to realize network telephone docking.
Owner:伍威

Method and server for providing picture data to computing terminal

The invention discloses a method and server for providing picture data to a computing terminal. The method comprises: receiving a picture access request sent by the computing terminal, with the picture access request including picture information to be accessed and terminal type information of the computing terminal; acquiring original picture data corresponding to the picture information in the picture access request, with the original picture data including multiple frames of picture data; according to the terminal type information of the computing terminal, determining the number of frames of picture data to be provided to the computing terminal, and extracting from the original picture data the determined frames of data to form picture data that is processed; and sending the processed picture data to the computing terminal. Therefore, the problem that a mobile terminal is low in loading speed and high in network traffic consumption when accessing moving pictures is solved, the mobile terminal is enabled to quickly load the moving pictures, and traffic consumption for accessing the moving pictures is reduced.
Owner:BEIJING QIHOO TECH CO LTD

Nonlinear flow modeling and compensating method for load port independent hydraulic system

The invention discloses a nonlinear flow modeling and compensating method for a load port independent hydraulic system. The method comprises the following steps of initializing a real-time signal sampling period and system parameters; according to a sensing system in a load port independent hydraulic control system, collecting effective system signals such as pressure of two cavities of a hydraulic oil cylinder, pressure of an outlet of a hydraulic pump, operation displacement and a speed of a load and the like in the load port independent hydraulic control system; establishing a proportional valve model of a proportional control valve, and further establishing a hydraulic system model for identification of the load port independent hydraulic control system; inputting the effective system signals into the hydraulic system model for identification, and acquiring system parameters and the like through identification; and acquiring a compensation amount according to processing of system parameters and the like for compensation control. The method has an expected valve flow compensation function, and the system control precision can be improved.
Owner:ZHEJIANG UNIV

B/S model-based IETM display data generation and offline control method

The invention discloses a B / S model-based IETM display data generation and offline control method. The method comprises the following steps of 1) inputting data through a form with a check rule according to an information type by a manager; 2) sending the data to a background server, processing the data and inserting the processed data into a database; 3) when a user needs information, obtaining the data information through query, and according to the information type, determining local cache resources needed to be offline downloaded; 4) dynamically generating a manifest file to control an offline local cache; 5) converting the obtained information to be in a JSON format and directly filling a pre-customized ejs template to generate an HTML5 file; and 6) sending the HTML5 and the manifestfile to a client of a request. Compared with a mainstream module for converting XML data into HTML data by adding an XSL document, the method for generating the HTML5 file by the template enables theworkload of data writing to be smaller; offline access is realized; and the defect of use incapability due to no network connection in a B / S model is overcome.
Owner:SOUTHEAST UNIV

Flow control method and device and mobile terminal

The embodiment of the application discloses a flow control method and device and a mobile terminal, and relates to the technical field of the internet. The method comprises the steps of: carrying outstatistics on flow consumed by a web page of a browser; when the consumed flow exceeds a preset threshold, determining a target resource meeting a preset condition in resources corresponding to the web page, which need to consume the flow; and abandoning a request for the target resource meeting the preset condition. In the scheme provided by the method, the web page by which the flow consumed exceeds the preset threshold can be subjected to flow control, so that user loss caused by excessive flow consumption is reduced.
Owner:GUANGDONG OPPO MOBILE TELECOMM CORP LTD

Data transmission method and device, terminal equipment and storage medium

The invention discloses a data transmission method and device, terminal equipment and a storage medium, and the method comprises the steps: receiving and responding to a data transmission instruction,carrying out the subpackaging of a first transmission parameter, obtaining a plurality of data packets of the first transmission parameter, and generating the identification of each data packet; generating a service message based on a preset interaction protocol, and sending the service message to a local end; receiving a first data request message returned by the local end; and in response to the first data request message received each time, sending a data packet to the local end, so that the local end analyzes the received data packet to obtain a first transmission parameter. According tothe embodiment of the invention, subpackage processing is carried out on the large-byte parameters; therefore, the page end or the local end receiving the parameters can complete downloading of the big data many times in series based on the identification of the subpackage data, the data transmission efficiency between the page end and the local end is achieved, occupation of the storage space ofa background server is avoided, the flow consumption of the mobile end is reduced, and the user experience is improved.
Owner:TENCENT TECH (SHENZHEN) CO LTD

File sending method for client side and sender client side

The invention discloses a file sending method for a client side and a sender client side. The file sending method comprises the following steps of stopping connection of a wireless local area network on a side of the sender client side; creating a wireless hotspot on the side of the sender client side and binding a preset port on the wireless hotspot; establishing communication connection between the sender client side and a receiver client side after a connection request transmitted from the receiver client side to the preset port is monitored; and sending information of a to-be-sent file selected on the side of the sender client side and the to-be-sent file which are selected by the side of the sender client side to the receiver client side by the established communication connection. The wireless hotspot is created on the side of the sender client side, the created wireless hotspot is connected with the receiver client side so as to send the files, the files of the client side can be quickly and efficiently sent, flow consumption of a user is reduced effectively, and a user can quickly send the files even if a mobile network or a WIFI (wireless fidelity) does not exist.
Owner:QIZHI SOFTWARE (BEIJING) CO LTD +1

Vehicle-mounted domain controller OTA software upgrading method and device, storage medium and terminal

The invention discloses a method and a device for upgrading software by a vehicle-mounted domain controller OTA, a storage medium and a terminal. The method comprises the following steps: determiningthat software upgrading needs to be carried out, and determining a version of to-be-updated software; mounting a compiling operation system, selecting environment parameters, and loading a compiling hardware environment, the environment parameters being stored in hardware of the vehicle-mounted domain controller; determining the version of the current software according to the compiling operationsystem; determining and downloading a difference code between the code of the to-be-updated software and the code of the current software, wherein the data volume of the difference code is smaller than that of the software package of the to-be-updated software; in the compiling hardware environment, generating a differentiated executable file by adopting the compiling operation system and the difference code; and upgrading the software by adopting the differentiated executable file OTA. According to the scheme, the downloaded data volume can be far smaller than that in the prior art, consumedflow is remarkably reduced, and the use cost of a user is effectively reduced.
Owner:上海能塔智能科技有限公司

Network request method for saving flow of mobile terminal

The invention discloses a network request method for saving flow of a mobile terminal. The network request method comprises the following steps that: a client transmits a first business request, a unique token value is generated according to an equipment id of a user and a request parameter, the unique token value is stored, and result data and the generated token value are returned to the client; the client transmits a second request which is the same as the first request and only needs to transmit the token value corresponding to the request to a server, and the server inquires the token value and corresponding returned data from cache after reception of the request of the client, and transmits the returned data to the client; and the client transmits a parameter change request, a client user needs to transmit token requested last time and changed parameter content to a server side together, and the server side updates and processes parameters and generates a new token to replace an original token. Through adoption of the network request method, flow consumption is lowered, and network request efficiency is increased and perfected.
Owner:JIANGSU ELECTRIC POWER INFORMATION TECH +1

DTU (Data Transfer Unit) data transfer system and method for applying same to transfer data

The invention relates to a DTU (Data Transfer Unit) data transfer system and a method for applying the same to transfer data. The DTU data transfer system comprises a DTU, a data acquisition device, a virtual IP (Internet Protocol) server and a master station, wherein the DTU comprises a control module; an instruction set which is used for controlling the DTU to send an instruction is pre-stored in the control module; the data acquisition device is used for receiving the instruction sent by the DTU and transferring the data to the DTU; the virtual IP server is used for receiving the data sent by the DTU and transferring the data; the master station is used for receiving the data transferred by the virtual IP server. The DTU data transfer system disclosed by the invention has the following beneficial effects that during data acquisition and transfer, the DTU initiatively sends the instruction to the data acquisition device by running the instruction set pre-stored in the control module, and the data acquisition device is used for returning the acquired data to the DTU after the instruction is received and transferring the data to the master station through the DTU, so that the instruction is not required to be sent to the master station, flow consumption is reduced, meanwhile, loss of the instruction is avoided, and the reliability of data transfer is increased.
Owner:南京码讯光电技术有限公司

Session border controller and data transmission method

The invention discloses a session border controller and a data transmission method and belongs to the technical field of Internet. The method comprises the following steps that a data through layer receives a to-be-transmitted data packet, which is sent by a session initiation terminal through a first designated port when, under a restricted network and sends the information of the to-be-transmitted data packet and the first designated port to a data processing layer; the data processing layer receives the information of the to-be-transmitted data packet and the first designated port, stores a mapping relation between the information of the first designated port and the information of the data through layer and sends the to-be-transmitted data packet to a data transmission layer; and the data transmission layer receives the to-be-transmitted data packet and sends the to-be-transmitted data packet to an external network, and the external network sends the to-be-transmitted data packet to a session receiving terminal. According to the session border controller and the data transmission method, third-party equipment is not needed, and the data through layer initiates the terminal transmission data packet for a session under the restricted network, so that the flow consumption of a data transmission process is reduced, the data transmission delay is reduced and the timeliness of the data is improved.
Owner:BEIJING FEINNO COMM TECH
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