776results about How to "Reduce data traffic" patented technology

A method, system, and device for maintaining routes are provided. A communications network includes multiple point of presence (PoP) groups, where each of the PoP groups includes one or more PoP nodes. PoP nodes within the same PoP group issue routing information of the same super prefix. PoP nodes within different PoP groups issue routing information of different super prefixes. The method further includes the following steps. A PoP node acquires routing information of a detailed prefix covered by a super prefix issued by the PoP node and synchronizes the routing information of the detailed prefix with other PoP nodes within the same PoP group. The method, system, and device reduce flow of data forwarded by each PoP node.

The invention discloses a triple-authentication gate control system and a control method. The triple-authentication gate control system comprises an image collection module, a card reader module, a local controller module, a gate control output module, a mobile phone, a system management module and a database module. Through verifying whether an identity card is legal or not, the local controller module is triggered to be connected to Internet through 3G/GPRS, the system management module receives the login request of the local controller to generate random two-dimensional codes and time stamps which are sent into the mobile phone and the local controller module through multimedia messages and network, then, the local controller obtains two-dimensional codes through the card reader module, and compares the obtained two-dimensional codes to the two-dimensional codes downloaded from the system management module through 3G/GPRS network, next, the time stamp comparison is carried out, finally, whether all the authentication is legal or not is judged, and the gate is opened and images are collected if all the authentication is legal. The invention ensures high safety of the gate control system, has the advantages of short authentication time, high authentication accurate rate and low cost, and is favorable for large-range application and popularization.

Systems and methods for replicating data from a production server to a backup server include identifying one or more data blocks of a file that were modified after a first time instant and before a second time instant. The file may be associated with a protected directory of the production server. An representative data block (e.g., including a hash value) for at least one of the identified data blocks may be computed using a cryptography algorithm, e.g., MD5 or SHA-1. The computed cryptographic data block representing the identified data block may then be sent for replication to the backup server. An operation performed between the first time instant and the second time instant on one or more files of the protected directory may be recorded, and sent to the backup server.

The embodiment of the invention discloses a gateway control method, device and system based on virtual machine migration, and relates to the communication field. The gateway control method, device and system are used for solving the problem that when data transmission is carried out after virtual machine migration, the bandwidth for conducting data transmission between devices is occupied so that bandwidth resources can be wasted. According to the scheme, the gateway control method includes the steps that an SDN controller obtains the IP address of a first virtual machine gateway, the MAC address of the first virtual machine gateway and the VTEP IP address of a second physical server; the SDN controller controls a second physical gateway to configure a second virtual machine gateway on the second physical gateway for a virtual machine according to the VTEP IP address of the second physical server, the IP address of the second virtual machine gateway is the same as the IP address of the first virtual machine gateway, and the MAC address of the second virtual machine gateway is the same as the MAC address of the first virtual machine gateway; a first flow list item is created to enable the second physical gateway to forward data to the virtual machine according to a data forwarding strategy indicated by the first flow list item.

The invention provides a virtual video call method and terminals. The method comprises the steps of collecting a video image of a first terminal user; performing facial recognition on the video image so as to obtain facial expression information; sending the facial expression information to a second terminal which establishes call connection with a first terminal, and enabling the facial expression information to be used for enabling the second terminal to synthesize and display video images according to the facial expression information and a facial image model pre-arranged on the second terminal. According to the method, a facial recognition technology is utilized to extract the facial expression information at a sending end such as the first terminal, and synthesis and restoration of the facial image are achieved at a receiving end such as the second terminal according to the sent facial expression information and a pre-arranged facial image module; due to the fact that the volume of transmitted facial expression data is extremely small, the volume of the data transmitted in the video call process is greatly reduced, video call is smoother, and the influence on the video call caused by network bandwidth limitation or flow limitation is reduced.

For example, when ISO Base Media File Format Fragmented Movie media data is transmitted in a data transfer protocol such as HTTP or the like, the same data is provided from a network camera 100. Then, at an intermediate server 101, the header information is changed according to the destined playback device 102 and data for distribution to each individual playback device 102 is generated, achieving media data distribution using a data transfer protocol while reducing data traffic as well as the data processing load on the distribution source.

Systems and methods are provided that may be employed in a network environment to implement load balancing for multi-network interface controller (NIC) teaming applications using pause frame flow control communications received at an information handling system in situations where a given data path through a given NIC of the information handling system and a corresponding network switch is heavily loaded or otherwise congested relative to one or more other more lightly loaded data paths through other NICs of the information handling system and their corresponding network switches.

The invention discloses a power distribution cabinet monitoring system and a method. The system comprises a fault detection module, an intelligent fire protection module and a main control platform. The fault detection module is used for real-time data monitoring and fault analysis for a power distribution cabinet, the main control center is used for receiving the fault information of a power device, according to the fault position, an alarm module A is started to control the intelligent fire protection module to start an alarm unit B and a fire protection control unit, the execution mechanism at the field of the power distribution cabinet is controlled to control the automatic regulation of the temperature and the humidity at the internal portion of the power distribution cabinet, on-off of the loop power supply of the power distribution cabinet and the automatic switch-on of the fire protection device are controlled. The multi-level fault analysis and monitoring from the operation condition of the power equipment to the microenvironment of the cabinet and the like are achieved, and multiple detection modes are set through multi-level fault early warning and flexible threshold values, so that potential crisis can be timely found, and meanwhile, the power supply of the power device in the power distribution cabinet can be controlled to be switched on and off and the fire protection device can be controlled to be switched on and off according to the fault warning, so that the bidirectional development of monitoring quantity and control quantity is balanced.

The invention discloses a downloading method for map data, comprising: a user terminal searches whether or not there is data of map piece corresponding to map region need to be required stored locally, if so, reading data of the map piece stored locally and executing continuous map data processing operation; if not, downloading data of the map piece from the server and executing continuous map data processing operation. The invention further discloses a downloading device for map data and a downloading server as well. The invention is capable of enabling the user to obtain quickly and accurately the map data, to accomplish personified and agile map data download aiming at different users, to reduce downloading time of the map data, to reduces storage space occupied, at the same time to reduces cost of network data stream, to reduce service cost of the user and to reduce dependency of the network, which reduces network cover rate and influence of network signal intensity for the user who uses the map.

Embodiments of the invention relate to a base station technology and disclose a distributed base station. The distributed base station includes an indoor unit and an outdoor unit. The indoor unit includes a transmission layer treatment unit and a first interface unit. The outdoor unit includes a second interface unit, a physical layer treatment unit and a radiofrequency treatment unit. The embodiments in the invention also disclose the indoor unit and outdoor unit of the distributed base station correspondently. The embodiments in the invention can reduce consumption of line resource and can accelerate response speed of the physical layer to holes.

A device and method for receiving digital broadcasting, and more particularly a device and method for providing digital multimedia services in a hybrid digital multimedia broadcasting receiver having a conditional access function. The hybrid digital broadcasting receiver includes a broadcast receiving module including a receiving section for receiving and demodulating a digital broadcasting data stream, a first demultiplexer for demultiplexing and extracting digital broadcasting data corresponding to a selected program, and a conditional access section for detecting conditional access information and decrypting the selected data using the detected information. The hybrid digital broadcasting receiver further includes a decoder module including a second demultiplexer for demultiplexing a digital multimedia data stream and a decoding section for decoding data output from the broadcast receiving module and digital multimedia data output from the second demultiplexer.

The invention aims to provide a method and equipment for browsing a page. The method comprises the following steps that: mobile equipment sends a page access request of a user to network equipment; the network equipment acquires a page which corresponds to the page access request of the user; the network equipment partitions the page according to the page to obtain page blocks of the page; the network equipment acquires type information of the page blocks according to the page blocks; the network equipment provides the page blocks for the user according to a priority which corresponds to the type information; the mobile equipment receives page blocks of a page which corresponds to the page access request sent by the network equipment; and the mobile equipment loads the page blocks according to the type information of the page blocks. Compared with the prior art, the invention has the advantages that: the page blocks are provided for the user according to the priority which corresponds to the type information of the page blocks, so that the user can preferentially obtain more desired browsing contents.

The invention provided a location service method and system, and a terminal. In the method, a located terminal receives an activity trace model established by a location service platform; the located terminal judges whether the collected location data satisfies the activity trace model; and if the location data is satisfied with the activity trace model, the location data without being reported is determined; otherwise, the location data is reported to the location service platform. According to the technical scheme provided by the invention, the frequency of reporting the location data of the located terminal is reduced, and the network data traffic is saved for the user.

A method, system and article of manufacture are disclosed for establishing a connection between a plurality of nodes in a communication network, the plurality of nodes including at least first and second nodes. The method comprises the steps of verifying availability of the second node by the first node; and sending an exchange identification request by the first node to the second node, this request including information related to protocols supported by the first node. An exchange identification response is received by the first node from the second node, this response including information related to protocols supported by the second node. Also, the verifying step includes the steps of sending a request to the second node to initiate a link level connection between the first node and the second node, and confirming this connection upon receiving a response from the second node.

The invention relates to tree structure oriented data synchronization and discloses a timestamp-based tree structure data synchronization method. The method comprises a central server cluster and a client side, the central server cluster comprises multiple servers, and each of the central server cluster and the client side is of a star topology structure. The method specifically includes the steps: registering the client side to the servers, initiating synchronization by the client side, responding to synchronization by the servers and conforming by the client side. The method has the advantages that structural features of tree structure data are considered fully, communication data in the synchronization process are decreased, synchronization efficiency is improved, and the method has high application value.

In a client/server-based image archiving, image retrieval and image rendering system and method for storage, retrieval and graphical visualization of multi-dimensional digital image data such as assessment of medical image data, the detail depth level of volume data received via a data transfer network, to be shown in graphical form, is adjustable by the compressed volume data of subjects to be presented being stored with a highest-possible resolution (predetermined by an imaging system) in a databank administered by a server and directly accessibly only by this server. Although the client/server-based image archiving, image retrieval and image rendering system is able to offer volume data with this highest possible resolution to any point of the system at the request of a screen client, volume data are transferred to a screen client in a compressed form only up to a specific, spatially-variable, region-specific, or subject-specific detail depth level and are presented at the requesting screen client in graphical form. Complicated image rendering and image post-processing algorithms are implemented by the server.

A shared memory for multi-core processors. Network components configured for operation in a multi-core processor include an integrated memory that is suitable for, e.g., use as a shared on-chip memory. The network component also includes control logic that allows access to the memory from more than one processor core. Typical network components provided in various embodiments of the present invention include routers and switches.

The invention embodiment belongs to the field of video transmission, and discloses a method, a device and a system for forwarding video data. The method includes the following steps: receive and caching a media flow, analyzing the cached media flow, acquiring the TS packet therein, evaluating and identifying the vision sensitivity priority of each TS packet; discarding the TS packet with low vision sensitivity, re-encapsulating the TS packet with high vision sensitivity for forming a novel media flow; transmitting the novel media flow from re-encapsulation to customer equipment, wherein, the TS packet with high vision sensitivity at least includes a video TS packet encapsulating internal coding frames. The TS packet with low vision sensitivity in media flow can be discarded by the network equipment with implementing the invention embodiment. And the method, device and system for forwarding video data provided by the invention reduce the time of rapid channel switch, reduce the network congestion and improve the transmission efficiency, without affecting user vision experience.

The invention relates to an address mapping method and an access service node. The access service node is provided with a common address mapping table, wherein the common address mapping table comprises a mapping relationship of a common identity mark and a position mark. The address mapping method comprises the following steps that the access service node receives a data message, wherein the data message comprises a target identity mark; the access service node inquires the common address mapping table according to the target identity mark in the data message; if a corresponding target position mark is inquired in the common address mapping table, the access service node forwards the data message according to the target position mark; and otherwise, the access service node is interacted with a mapping server to forward the data message. With the method and the access service node, the data flow between the access service node and the mapping server can be reduced and the data message processing efficiency can be increased.