1063 results about "VIA protocol" patented technology

A method for a client and server based messaging system efficiently exchanges messages over an IP connection in a wireless network. Also included is an automated method by which a messaging client can request intelligent and efficient presence updates from the wireless network by utilizing timers and adapt such timers based on load conditions in the wireless network.

An apparatus for testing a video stream received at a subscriber site includes a coupling for receiving broadband RF signals communicated over a hybrid fiber coaxial (HFC) network, a signal level measurement circuit operably coupled to the coupling, the signal level measurement operable to generate signal level measurements regarding a first set of the broadband RF signals received through the coupling, a communication circuit operable to obtain a stream of video data packets from a second set of broadband RF signals received through the coupling, a processing circuit operably connected to the communication circuit, the processing circuit operable to receive signal level measurements from the signal level measurement circuit and to generate diagnostic data corresponding to the second set of broadband RF signals, the processing circuit further operable to communicate information representative of the signal level measurements and the diagnostic data in human-perceptible form. The apparatus may be housed within a portable unit for transportation to subscriber sites throughout an HFC network.

The invention relates to a stratification characteristic analysis-based method and an apparatus thereof for on-line identification for TCP, UDP flows. The method comprises the following steps that: an off-line phase determines a common port number of a first layer to-be-identified service type and a characteristic field of a second layer to-be-identified service data flow through a protocol analysis; a port number and characteristic field database is constructed; meanwhile, a third layer Bayesian decision tree model is obtained by training by employing a machine study method; and service type identification on a flow is completed by utilizing the characteristic database and a study model at an on-line classification phase. In addition, the apparatus provided in the invention comprises a data flow separating module, a characteristic extraction module, a characteristic storage module, a characteristic matching module, an attribute extraction module, a model construction and classification module and a classification result display module. According to the embodiment of the invention, various application layer services based on TCP and UDP are accurately identified; moreover, the identification process is simple and highly efficient; therefore, the method and the apparatus are suitable for realization of a hardware apparatus and can be applied for equipment and systems that require on-line flow identification in a high speed backbone network and an access network.

The present invention discloses a system and method for information retrieval by decoding barcodes from images obtained using a mobile device or computer. The barcode image is obtained via a digital camera or web cam attached to the mobile device or computer. After the barcode image has been obtained, the image is decoded using decoder residing in the mobile device or computer. Information contained in the barcode is displayed on the screen of the mobile device or computer. Further action is carried out according to information extracted from the barcode. Another method to decode the obtained image is to transmit the image through HTTP protocol to a server for decoding and carrying out instruction contained in the barcode.

Disclosed is a device and method for securing stored data in an IP based storage area network (SAN), where the physical storage media is located in an unprotected site. The connection between the client and the unprotected site is established over a public or private IP network preferably by means of an iSCSI protocol. According to the present invention a data block to be saved in a remote site is encrypted at the initiator host using a private encryption key and an encrypt key. The private encryption key is saved in a key management table which is shared among other hosts that may access the encrypted data block.

A protocol emulation system including at least one description that describes fields, using a generic format, in a protocol message. An application transforms the at least one description into a machine-readable template useable by a protocol finite state machine that creates protocol messages based upon the template

A method and apparatus for reporting the operation state of digital rights management are provided. In a home network formed with control devices and a control point, the apparatus for reporting the operation state of digital rights management of the control device to the control point includes: a digital rights management (DRM) module which performs digital rights management; a state variable generation unit which receives DRM operation state information indicating the state of a DRM process currently operating, from the DRM module, and based on the received DRM state information, generates DRM state variables; and a universal plug and play (uPnP) module which by using a uPnP protocol, transmits the generated state variables to the control point.

A architecture is provided to enable a client web browser to conduct and manage a multilevel search. The browser includes an application layer interface. The application layer interface is for coupling to network via a protocol stack. The browser also includes a markup language parser. The parser receives information from the application layer interface. The browser includes a graphical user interface for presenting information to a user and allowing the user to specify a set of multilevel search parameters. The browser also includes a multilevel object factory coupled to receive a first input relating to a target web page and a second input specifying a multilevel browser operation such as a multilevel search. The multilevel object factory specifies a remote object agent that orchestrates a multilevel browser operation based upon the first and second inputs. The remote object agent is exported from the web browser to execute on a network server.

The invention provides a video live broadcast method and a system based on an HTTP (Hyper Text Transport Protocol). The video live broadcast method comprises the following steps of: dividing a live video stream into a plurality of slice files by a live source server; synchronously downloading the slice files from the live source server through the HTTP by an edge server; assembling the slice files into a complete file by the edge server; and providing a video live service of the complete file for the client through the HTTP. Therefore, according to the a video live broadcast method and system disclosed by the invention, the stability of the live video stream can be effectively improved, the multi-machine load balance is easily realized and the technical support for late-stage backup or processing of the live video stream is provided.

The invention relates to gateway equipment, a multi-protocol data transmission method and computer equipment. The gateway equipment comprises a data obtaining module which is used for obtaining the environment information collected by a data collection unit, a protocol analysis and conversion module which is used for carrying out protocol analysis on the environment information and converting theenvironment information with different communication protocols into standard data in the same format, and a data transmission module which is used for transmitting the standard data to a cloud platform. According to the gateway equipment provided by the invention, the sensors of various protocol types can be accessed by arranging the plurality of interfaces, and then the protocol analysis and conversion module converts the multi-protocol data into the data of the same format for transmission, so that the access of the sensors of various network protocols can be realized, and the requirement ofcentralized control of a power supply system is met.

Disclosed is a medical image processing system comprising a medical image storage server for storing digital image data provided by means such as computerized tomography or magnetic resonance image apparatus in a medical image database; and an image processing system which is coupled to said medical image storage server and to several client computers by TCP/IP protocol; wherein said image processing system comprises a user interface unit which converts the user's command into an electric signal and outputs said electric signal; an image processor unit which reads a medical image out of said medical image database, performs an image processing program comprising a medical image controlling algorithm and outputs a result signal; and an output interface unit which receives said result signal and converts said result signal into a format which can be recognized by a user.

The invention relates to an intelligent appliance WiFi module software remote automatic upgrade method. The method includes the steps of uploading a WiFi module upgrade file to a server; querying all online WiFi modules and determining whether the type of a WiFi module in an automatic upgrade mode is the same with that of the upgrade file or not through the server, if so, sending the upgrade file to the online WiFi module through the server; running the upgrade file through the WiFi module after the upgrade is completed. According to the intelligent appliance WiFi module software remote automatic upgrade method, the WiFi module upgrade file released by the server is used for unified automatic update of all appliance WiFi module software connected with the server, and the server can send a software upgrade instruction to a wifi module to be upgraded at any time as needed for upgrading the WiFi module through a protocol. The intelligent appliance WiFi module software remote automatic upgrade method can be used for WiFi module batch update in a flexible and convenient upgrade mode, thereby omitting site operations, saving time and reducing costs.

A system and method for pre-allocating resources for use by registering consumers of applications and/or services available via a protocol that identifies a user through items including, but not limited to, a cookie and/or a persistent connection (e.g., the Internet) is provided. The system includes one or more components for pre-allocating resources for use by consumers registering to use applications and/or services available over the Internet. Since consumers can be served by more than one application and/or service server, and since resources can be managed by more than one resource manager, information concerning a consumer may be replicated to the more than one resource manager. The system thus includes one or more components for processing requests from consumers that require access to resources so that requests from newly registered consumers can be processed by a resource manager that has information concerning the newly registered consumers.

The invention relates to a user mode network protocol stack system, which comprises a protocol stack configuration management module, an array receiving module, an array sending module and a plurality of proxy protocol modules. The protocol stack configuration management module is used for cutting proxy protocols in a protocol stack and configuring the filter rule of each proxy protocol; the array receiving module is used for managing a cache region which receives a message; the array sending module is used for managing a cache region which sends the message; the plurality of proxy protocol modules are positioned on a plurality of layers; each proxy protocol module comprises an A-class interface, a B-class interface and a C-class interface; the A-class interface is used for receiving the message sent by the upper layer of proxy protocol module; the B-class interface is used for the lower layer of proxy protocol module to submit the message; and the C-class interface is used for the protocol stack configuration management module to configure the proxy protocol module. The invention realizes a user mode network protocol stack through the protocol stack configuration management module.

The invention relates to a network attack data analysis and intelligent processing method which comprises the steps that: S1, various network safety devices are connected to one or more SDN switches to form a safety resource pool; S2, a safety controller sends out a safety control instruction to operate the SDN switches, and according to different user safety demands, pulling network traffic to designated network safety devices to carry out processing; and S3, the safety controller carries out strategy centralized management and state real-time monitoring on the network safety devices, and when the network safety devices are abnormal, the safety controller sends out a safety strategy instruction to carry out balanced load or traffic migration so as to ensure no influence on normal network communication. The network attack data analysis and intelligent processing method is characterized by further comprising the steps of: by a Telent protocol, actively collecting real-time state information, local flash memory information and collection log center information of a network device, a safety device and a server; carrying out big data real-time comprehensive analysis; updating and synchronizing a third-party IDS feature library; carrying out whole network attack modeling; generating a defense instruction; and carrying out combination defense.

The invention discloses a self-adaption method on the basis of TCP (Transmission Control Protocol) and UDP (User Datagram Protocol) transmission supported by a streaming media. Automatic judgment and corresponding transmission of a TCP or a UDP can be carried out by contents of the protocol. The self-adaption method comprises a TCP and UDP transmission self-adaption method, a TCP and UDP protocol judging method, a TCP or UDP switching method and a method for processing different interrupt modes of the TCP or the UDP.