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36results about How to "Save broadband resources" patented technology

Wireless router stability testing system and method

The invention discloses a wireless router stability testing system and method. The system comprises a broadband server, a simulative generator and a plurality of wireless routers, and further comprises a concentrator, wherein the simulative generator is connected with a network cable port of a computer, connected with the broadband server and used for virtually obtaining N wireless clients, network cable ports of the wireless routers are respectively connected to the broadband server, serial ports of the wireless routers are respectively connected with the computer and are in wireless network connection with the simulative generator, and the simulative generator is connected with the broadband server through the concentrator. According to the wireless router stability testing system and method, on the one hand, the testing environment can be simplified, and wireless testing terminal resources are saved; on the other hand, flow varieties between wireless terminal equipment and the wireless routers can be increased, the routers can be tested at the same time, and testing efficiency is improved.
Owner:PHICOMM (SHANGHAI) CO LTD

Access control method based on encryption and Bloom filter in named data network

InactiveCN108156154AAvoid visitingPrevent fetching and attempting to decryptTransmissionOpen dataNetwork packet
The invention discloses an access control method based on encryption and Bloom filter in a named data network. The method comprises the following steps: forwarding a data request interest packet of aconsumer to a station or an intermediate NDN router in the named data network (NDN network); filtering the data request interest packet by using the Bloom Filter; returning the corresponding encrypteddata packet to the consumer; searching a data key, and attempting to decrypt the encrypted data packet; opening data in the case of decryption success, otherwise, sending a key request interest packet to the station, verifying the validity of the consumer, and if the consumer is valid, encrypting the data key via a public key of the consumer and returning the data key to the consumer; and decrypting the data key via a private key of the consumer, decrypting the encrypted data packet by using the decrypted data key, and opening the data in the encrypted data packet. By adoption of the technical scheme of the invention, the situation that encrypted contents are sent to an unauthorized user is avoided, the bandwidth resources are saved, and the unauthorized user is prevented from obtaining and attempting to decrypt the data.
Owner:BEIJING UNIV OF TECH

Method and system for realizing live broadcast based on session initialization protocol

The invention relates to a method and system for realizing live broadcast based on a session initialization protocol and belongs to the VOIP communication technical field. With the method and system adopted, technical problems of resource waste, high maintenance cost and large bandwidth occupancy in VOIP software-based video chat and live broadcast software-based personalized live broadcast in the prior art can be solved. According to the method, a live broadcast end adopts an SIP INVITE method to create a live broadcast room for an SIP server; the live broadcast end transmits audio and video streams to an MCU server; a broadcast end adopts the SIP INVITE method to apply for joining the live broadcast room for the SIP server; after the SIP server reports the IP address and port of the broadcast end to a corresponding conference room of the MCU server, the MCU server pushes the audio and video streams of the live broadcast end to the broadcast end; the conference room of the MCU server is adopted as a live broadcast room; and therefore, either video chat or live broadcast can be realized, and broadband resources and resources occupied by a mobile terminal can be effectively decreased, and maintenance is convenient.
Owner:SHENZHEN QIANHAI ZHIMEI NETWORK TECH CO LTD

Method, device and system for downloading programs based on vehicle-mounted terminal

The invention provides a method, a device and a system for downloading programs based on a vehicle-mounted terminal. The method comprises that a first vehicle-mounted terminal receives a broadcast message which is transmitted by at least one vehicle-mounted terminal within the communication range of other vehicle-mounted terminals, the broadcast message comprises a vehicle-mounted terminal mark, a name of a program which can be downloaded and a sequence number of a downloaded program content data piece which corresponds to the program name, all broadcast messages which are received currently are inquired through the first vehicle-mounted terminal in accordance with the name of the first program to be downloaded, a vehicle-mounted terminal which transmits the broadcast message containing the first program name serves as a second vehicle-mounted terminal, and the program content data piece of the downloaded program of which is marked by the sequence number sequentially can be obtained from the second vehicle-mounted terminal. The communication bandwidth among cars is used completely to conduct multimedia information interaction, the communication number of cars and roadside stations is reduced and the roadside station bandwidth resource is saved.
Owner:CHINA UNITED NETWORK COMM GRP CO LTD

High-speed pushing method of digital television data file based on streaming video and device thereof

The invention discloses a high-speed pushing method of a digital television data file based on a streaming video and a device thereof, which can realize a high-speed unidirectional cable network datareceiving and transmitting path. The invention has the technical scheme that the method comprises the steps of: automatically generating a video file list to be pushed by a content management system;after receiving a file updating notification about the video file list from the content management system, directly transmitting the video stream, the audio stream and the program time reference stream of a video file to a set-top box by an individual transmission packet identification path by means of transmission packet; and directly using the video file after the set-top box receives the videofile.
Owner:天栢宽带网络科技(上海)有限公司

Content distribution network system and management method

The invention discloses a content distribution network system and a management method. The content distribution network system comprises a plurality of gateway equipment, wherein each gateway equipment is respectively used for storing preset data resources, and monitoring current use traffic information and receiving a download request sent by a client connected with the gateway equipment, wherein the download request comprises a source address of the client, and the gateway equipment provides corresponding data resources for the client according to the download request for downloading; a management server used for storing an address of each gateway equipment and a request object corresponding to data resources associated with the address, and monitoring traffic information and location information of each gateway information; and the management server is used for parsing the download request to obtain the corresponding request object and source address, adopting a preset strategy to acquire an address of the gateway equipment associated with the request object, selecting the gateway equipment corresponding to an address closest to the source address, and connecting a client corresponding to the source address to the selected gateway equipment download request.
Owner:PHICOMM (SHANGHAI) CO LTD

Game interaction method and system

The invention provides a game interaction method and system. The game interaction method comprises the steps that IP addresses, sent by a server, of other clients of a target game are received; sending a request for establishing P2P connection to the other clients; under the condition that a response message fed back by a first client in the other clients is received, establishing a P2P connection channel with the first client; and sending a game state synchronization request to the first client through the P2P connection channel, and performing game state synchronization with the first client through the P2P connection channel. In the game interaction method, the P2P connection channel is established between the clients in the target game, so that direct connection between the clients is realized, and the server does not need to be used as a transfer for data interaction between the clients, so that the pressure of frequent data transmission on the server is reduced and the broadband resources are saved; therefore, the server can be supported to be connected with more players at the same time.
Owner:ZHUHAI SEASUN MOBILE GAME TECH CO LTD

Streaming media displaying method, equipment and system based on transportation rail

The invention requests to protect a streaming media displaying method and system based on transportation rail. The method comprises the following steps: a left transportation trail receives a streaming media signal message sent by at least one transportation rail in communication range of other transportation rail; the left transportation rail queries all currently received streaming media signalmessages according to the first streaming media data flow ID of the to-be-displayed streaming media, and judges whether the streaming media signal message including the first streaming media data flowID is existent; and the right transportation rail for performing displaying is determined if the streaming media signal message including the first streaming media data ID is existent. The technicalproblem that the load of a roadside dispatching station achieves the bottleneck since the mutual communication of increasing rail transportation tool and the roadside dispatching station occupies a large amount of bandwidth of the roadside dispatching station can be solved, the multimedia information interaction is performed by sufficiently utilizing the communication bandwidth, the communicationfrequency of the rail transportation tool and the roadside dispatching station is reduced, and the bandwidth resource of the roadside dispatching station is saved.
Owner:常州高清信息技术有限公司

Method and device for transmitting number mark information

The invention provides a method and device for transmitting number mark information, and a method and device for marking the number of an incoming call. The method for transmitting the number mark information comprises the steps: obtaining a mark library comprising the mark information of a plurality of numbers; determining at least one time period, extracting the mark information of numbers corresponding to all time periods from the mark library according to at least one period, and obtaining at least one primary son mark library; obtaining the feature information of a to-be-transmitted client; screening out one or more primary son mark libraries from at least one primary son mark library according to the feature information; and enabling one or more screened primary son mark libraries to be transmitted to the to-be-transmitted client when the to-be-transmitted client is in wireless network connection. According to the embodiment of the invention, the method just transmits the primary son mark libraries to the client when the client is not in the wireless network connection, and saves the broadband resources and the storage resources of the client.
Owner:BEIJING QIHOO TECH CO LTD

Cloud storage method for content optimization of cloud video

The invention discloses a cloud storage method for content optimization of a cloud video, relates to the technical field of video encoding processing of video information and solves the technical defect of large volume of stored data of a content of the cloud video or incomplete video storage. The method comprises the following steps of comparing upper and lower adjacent data key frame contents before video equipment outputs video data to a cloud storage server; respectively converting two data key frames into data bit matrixes; and if the matching degree of data values of the two data bit matrixes reaches a preset percentage, considering that the upper and lower adjacent data key frame contents are similar, only uploading one data key frame content and not repeatedly uploading the same data key frame content. The data values of the data bit matrixes corresponding to the two adjacent data key frame contents are matched, and the data key frame contents which are considered to be similar are not repeatedly uploaded, so that the resource consumption of the cloud storage server is reduced while a user is guaranteed to watch a continuous video for 24 hours, and the broadband resources are saved.
Owner:SHENZHEN DANALE TECH

Method and device of flow control for reducing RLC (Radio Link Control) layer data retransmission

The present invention discloses a method and device of flow control for reducing RLC (Radio Link Control) layer data retransmission. The method comprises: determining the time period of downlink business data buffer memory average time Tdelay of UE, and regulating flow control according to a presetting rule according to the time period. Prior to the time period of the Tdelay of the UE, the method also comprises: setting a plurality of time periods in advance according to the downlink data business performance, and recording the Tdelay. Besides, the present invention further discloses a device of flow control for reducing RLC layer data retransmission. The method and device of flow control for reducing RLC (Radio Link Control) layer data retransmission are able to reduce unnecessary data retransmission, greatly reduce the number of occurrence of the RLC layer out-of-order problem, improve the download performance and greatly lift the user experience.
Owner:ZTE CORP

DCC message transmission method and DCC message transmission system

The embodiment of the invention relates to a DCC message transmission method and a DCC message transmission system, belonging to the technical field of telecommunication data transmission. The methodcomprises the following steps: disassembling a received DCC message and obtaining AVPs data and DCC header data; according to attribute information of the AVPs data, calling a target compression algorithm corresponding to the attribute information from a preset compression library; compressing the AVPs data according to the target compression algorithm and obtaining compressed data; and transmitting the DCC header data and the compressed data. Through the technical scheme provided by the embodiment of the invention, on one hand, a technical disadvantage of low message transmission speed in theexisting technology is avoided; and on the other hand, a technical effect of efficient and accurate transmission of the message is realized, and resource is saved.
Owner:北京思特奇信息技术股份有限公司

System and method for realizing complex differential uploading of vehicle equipment data based on qp quantum state machine

ActiveCN106209993BFlexible response to uploading needsReduce redundancyTransmissionOn boardThe Internet
The invention relates to a data uploading method, and specifically relates to a system and method for realizing complex differential uploading of on-board equipment data based on a QP quantum state machine. The method comprises the following steps: S1, the QP quantum state machine is created; S2, a differential uploading module receives a message from an OBD bus or collected by an internet, and a message event triggers a QP quantum state machine processing function; and S3, the QP quantum state machine acquires data according to an uploading rule, judges the validity of the data, packages the data and transmits the data to a client through a network. According to the system and the method provided by the invention, by adopting the QP quantum state machine, an embedded system using C language as main development can deal with complex and variable uploading demands of vehicle data flexibly, deal with complex uploading rule formulated according to different business demands, guarantee the uploading of specific values closely related to the business demands, reduce the redundancy of the vehicle data, and not only reduce the broadband resources, but also reduce the storage pressure; and the availability is improved, and the business is more convenient to maintain and expand.
Owner:DALIAN ROILAND SCI & TECH CO LTD

Traffic track-based streaming media display method, device and system

The invention requests to protect a streaming media displaying method and system based on transportation rail. The method comprises the following steps: a left transportation trail receives a streaming media signal message sent by at least one transportation rail in communication range of other transportation rail; the left transportation rail queries all currently received streaming media signalmessages according to the first streaming media data flow ID of the to-be-displayed streaming media, and judges whether the streaming media signal message including the first streaming media data flowID is existent; and the right transportation rail for performing displaying is determined if the streaming media signal message including the first streaming media data ID is existent. The technicalproblem that the load of a roadside dispatching station achieves the bottleneck since the mutual communication of increasing rail transportation tool and the roadside dispatching station occupies a large amount of bandwidth of the roadside dispatching station can be solved, the multimedia information interaction is performed by sufficiently utilizing the communication bandwidth, the communicationfrequency of the rail transportation tool and the roadside dispatching station is reduced, and the bandwidth resource of the roadside dispatching station is saved.
Owner:常州高清信息技术有限公司

A video distribution method and base station

The invention provides a video distribution method and a base station. The video distribution method is applied to an MEC node, and includes: obtaining a play request of a first video file; determining play configuration information according to the play request; performing a codec operation on the first video file according to the play configuration information to obtain a second video file; sending the second video file. In the embodiment of the present invention, the encoding and decoding technology of the video service is integrated in the MEC node, and there is no need to set up a separate server for encoding and decoding processing, which saves broadband resources and can save costs at the same time; the MEC node uses the playback configuration information to process the first video file Accurate codec format matching avoids the risk of incompatibility of video content for users to watch caused by a single codec format in the cloud, and greatly improves the user's video viewing experience.
Owner:MIGU CO LTD

Instruction generation method and system based on wireless communication

The invention discloses an instruction generation method and system based on wireless communication, and belongs to the technical field of computer artificial intelligence. The method comprises the following steps: the local controller obtains electric energy data collected by the electric energy data sensor in a wireless communication mode and then sends the electric energy data to the cloud server; the cloud server matches and compares the electric energy data with a preset instruction generation condition, and generates a control instruction according to the electric energy data when the electric energy data is matched with the instruction generation condition, so that the cloud server sends the control instruction to the data receiving equipment through the local controller. Accordingto the instruction generation method and system based on wireless communication, the control instruction can be automatically generated to control other electronic equipment; the real-time performanceand convenience of electronic equipment control are greatly improved, the electric energy data and the control instruction are transferred through the local controller, broadband resources of the cloud server are greatly saved, and the transmission efficiency of the electric energy data and the control instruction is effectively improved.
Owner:SHEN ZHEN SHI XIN LU ZHI KE TECH LIMITED

Data processing method, data processing device, electronic device and storage medium

The invention relates to a data processing method, a data processing device, an electronic device and a non-temporary computer readable storage medium. The data processing method comprises the following steps of receiving a first picture sent by a first client and a length-width ratio of the first picture; intercepting the first picture into a plurality of second pictures according to the length-width ratio of the first picture; and sending the plurality of second pictures to the second client in a fragmentation manner, and according to the length-width ratio of the first picture, using the server to intercept the received first picture into a plurality of second pictures and issue the plurality of second pictures to the second client in the fragmentation manner. According to the present invention, the real-time performance of picture sending is improved, so that the user experience is improved; at the same time, a lot of broadband resources are saved.
Owner:北京快手科技有限公司 +1

Instrument data cloud edge collaborative acquisition and processing system and method based on image recognition

The invention provides an instrument data cloud edge collaborative acquisition and processing system and method based on image recognition, and the system comprises a camera which is used for obtaining the image data of an instrument and transmitting the image data to an edge server; the edge server is used for receiving the operation instruction of the cloud server, identifying the image data, obtaining an identification result and feeding back the identification result to the cloud server; and the cloud server is used for issuing an operation instruction to the edge server and receiving an identification result of the edge server. According to the invention, the instrument reading is identified by using the image, a transmitter does not need to be additionally arranged on the instrument, an existing camera on site is not reused or a network camera does not need to be independently installed, personnel on-site recording, automatic numerical value identification and summarization, alarm information generation and communication through an edge server and a remote platform are not needed, and the network security is ensured. When the camera goes wrong, the camera can be replaced quickly, and the production process is not affected.
Owner:HANGZHOU ANMAISHENG INTELLIGENT TECH CO LTD

Unmanned aerial vehicle omni-directional avoidance device based on artificial intelligence

The invention provides an unmanned aerial vehicle omni-directional avoidance device based on artificial intelligence. The device comprises a master controller and COFDM modulation. The two sides of the master controller are connected with the driver and the ultrasonic transmitter through wires and signal lines respectively. The ultrasonic transmitter is fixedly connected to one side of the rear fixing base through threads. A transmitting port is formed in the end part of the ultrasonic transmitter. The COFDM receives an image compression coding signal. The image compression code receives an image signal transmitted by the camera. Two ends of the COFDM modulator are respectively connected with the serial-parallel converter and the A / D converter. According to the device, in image and other information transmission, by encoding video information and performing multi-segment compression and hierarchical decoding, the video transmission efficiency can be improved, the image transmission stability during unmanned aerial vehicle detection can be improved, and the overall device, the image transmission rate, the definition after image transmission and the avoidance signal transmission efficiency are better than those of a traditional mode.
Owner:HARBIN UNIV OF SCI & TECH

Methods and devices for checking files

InactiveCN104933017ARealize the function of jumping to viewSave broadband resourcesSpecial data processing applicationsComputer hardwareUser device
The invention provides methods and devices for checking files. The method comprises the steps of sending a first file checking request of a user to a corresponding network device; acquiring a second file which is returned by the network device and is corresponding to a first file, and displaying the second file on a user device; acquiring a page number operational order for the second file of the user, and sending the page number operational order for the second file to the network device; and receiving a part of file corresponding to the page operational order in the first file returned by the network device, and displaying the part of file on the user device. According to the method, the first file is converted into the second file and high resolution part of file at the network device side, so that a first file page skip checking function of the user device side is realized, network broadband resources are saved, the time for generation and transmission of the second file and part of file is reduced, and the network device can be remotely controlled through the user device to play the first file.
Owner:上海信颐电子科技有限公司

Signal detection method and system, transmission device and receiving device

The invention provides a signal detection method which comprises the following steps: a transmitting device converts signals needed for transmission into a plurality of symbol subflows the number of which is the same with that of transmitting antennas; the symbol subflows are respectively modulated; modulated results are respectively coded differentially; space-time code matrixes are constructed by utilization of differential coding symbols and respectively transmitted in continuous moments through the transmitting antennas; a receiving device receives the space-time code matrixes which are transmitted by the transmitting device, and signals after filtration are obtained by filtering the space-time code matrixes; the signals after filtration are judged differentially, and symbols which are generated by modulation of the transmitting device are obtained; after demodulation of the symbols, the symbol subflows which are transmitted by the transmitting device are obtained and then converted into signals which are transmitted by the transmitting device. Channels are unnecessary to estimate through the signal detection method and a signal detection system which are provided by an embodiment of the invention, thereby broadband resources are effectively saved.
Owner:HUAWEI TECH CO LTD +1

Mobile electricity supplement vehicle system and control method based on wireless communication

The invention discloses a mobile electricity supplement vehicle system and control method based on wireless communication. The system includes a Zigbee wireless communication module, an information collecting module, a central data processing module, a 4G communication module and a cloud-side server. The Zigbee wireless communication module is connected to the information collecting module, the information collecting module is connected to the central data processing module, the central data processing module is connected to the 4G communication module, and the 4G communication module is connected to the cloud-side server. Close data transmission is carried out by means of Zigbee wireless communication to achieve signal interaction between bicycles and mobile electricity supplement vehicles, and 4G communication is utilized to carry out distant signal transmission to achieve signal interaction among the mobile electricity supplement vehicles. Moreover, the structure is simple, and resources are saved.
Owner:NANJING INST OF TECH +1

Data sharing method and edge computing device

The invention provides a data sharing method and edge computing equipment, and the method comprises the steps: receiving a user file sent by a first terminal, the user file comprising first file data and a first number; and when it is determined that the first number belongs to the registered user, storing the first file data, and setting the state of the first file data to determine the operation authority of the terminal corresponding to the binding number having the binding relationship with the first number to the first file data, wherein the terminal corresponding to the binding number having the binding relationship with the first number can execute corresponding operation on the first file data according to the operation authority of the first file data. Mass data of family users can be managed in a unified mode, the transmission speed is high, broadband resources are saved, and the user experience is improved.
Owner:CHINA UNITED NETWORK COMM GRP CO LTD
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