Generation of protective key for double connection

FIELD: information technology.

SUBSTANCE: method includes generating of the auxiliary protective key for the secondary basic station, based on the anchor base station key. The generated auxiliary protective key is transmitted to the satellite base station for the use when encrypting the traffic with the data, transmitted to the wireless terminal, or when generating one or several additional auxiliary protective keys to encrypt the traffic with the data, transmitted to the wireless terminal, when the wireless terminal is connected with the double connection to the anchor base station and to the auxiliary base station. The anchor base station key or key, derived from the anchor base station key is used to encrypt the data, transmitted by the anchor base station to the wireless terminal.

EFFECT: provision of confidentiality and protection of the transmitted data integrity.

10 cl, 12 dwg



Same patents:

FIELD: radio engineering, communication.

SUBSTANCE: in a wireless transmission system 100, a first device 101 and a second device 102 perform wireless data transmission via a wireless transmission channel which uses a plurality of physical links in parallel. In each device, input/output ports 111-113 input and output data. A plurality of wireless signal processing means 141-143 controls different physical links. The wireless signal processing means 141-143 measure the signal strength level of the physical links and notify a peer-side device of the same. Link aggregation control means 130 determines the priority for each of the physical links based on the signal strength level for each physical link. Packet transfer processing means 141-143 select, among physical links configuring the wireless transmission path, a physical link which has a usable band of a predetermined capacity and which is of a high priority as a data receiver.

EFFECT: providing predetermined communication quality during wireless communication using link aggregation techniques.

10 cl, 4 dwg

FIELD: radio engineering, communication.

SUBSTANCE: invention relates to video monitoring in mobile communication. A method for acoustic translation in video monitoring involves the following: in a video monitoring system based on IMS, CU establishes a media channel with AS through basic IMS, and AS establishes a media channel with each PU, to which translation shall be separately delivered; and CU translates acoustic data to each above said PU through media channels installed between CU and AS and between AS and each above said PU when performing acoustic translation. Further, disclosure discloses a system for acoustic translation in video monitoring where an acoustic translation function of the IMS based video monitoring system is performed without any additional equipment in the video monitoring system, and acoustic translation is performed by sending signals through basic IMS, safety control is performed in a convenient manner, and use and distribution is easy.

EFFECT: implementation of acoustic translation based on IMS video monitoring.

9 cl, 3 dwg

FIELD: physics, computer engineering.

SUBSTANCE: invention relates to security context signalling. A method for establishing a first security context between a remote station and a serving network, the first security context having a security property that is not supported by a second security context, the method comprising: the remote station forwarding a first message to the serving network, wherein the first message includes an information element; the remote station generating an integrity session key and an encryption session key in accordance with the first security context; the remote station receiving a second message having a message authentication code indicating that the serving network supports the first security context; the remote station verifying the message authentication code using the integrity session key; and the remote station, in response to successful verification of the message authentication code, performs wireless communication protected by the encryption session key.

EFFECT: providing signalling on support of an improved security context.

31 cl, 8 dwg

FIELD: physics, computer engineering.

SUBSTANCE: invention relates to means of executing services on a server and a client of a client-server architecture. When making a user decision at a predefined point during the process of executing services, execution of services is suspended at the server and a user decision request is sent to the client. The user decision request includes information which requests the user to make a decision with respect to executing services after the user decision making point. After receiving information on the user decision generated by the client in response to the user decision request, the method includes determining action on executing services, which corresponds to the received information on the user decision, based on the corresponding link between information on the user decision and an instruction to execute services. Services are executed in accordance with the determined action on executing services.

EFFECT: enabling change in the sequence of actions on executing services on a server.

11 cl, 6 dwg

FIELD: radio engineering, communication.

SUBSTANCE: invention relates to the commercial communication system, especially to the system giving a possibility to any person or a computer user client connected to the Internet to establish bidirectional voice communication and the unidirectional video conference with a commercial agent. The system contains a server of web pages (2) from which one is available for access from the remote computer (52) of a user, the main server (1) and the communication centre (4) containing a telephone terminal (43), the computer (44) and the webcam (41) connected to the videoconference server (42) and used to connect an agent to a user. The system also contains automatic phone exchange or the secondary automatic private centre (3) connected to the main server (1) for the voice communication connecting a user, an agent and the main server (1), and combining computer gateway facilities (44) and the videoconference server of (42) communication centre (4).

EFFECT: improvement of communication quality when using low level data flow, required for Internet communication.

6 cl, 2 dwg

FIELD: physics; control.

SUBSTANCE: invention relates to a system and a method of managing an utility grid and more specifically to a system for filtering utility grid device commands based on given criteria. The system comprises a storage device and a command filter module, executable by processor to: receive a plurality of commands; retrieve at least one device command rule from a plurality of device command rules; retrieve utility grid historical data corresponding to operation of the respective device according to past execution of the plurality of commands; determine when at least one command from the plurality of commands is authorised for execution by the respective device; and transmit the at least one command to be received by the respective device.

EFFECT: high efficiency of filtering commands.

18 cl, 28 dwg

FIELD: physics, computer engineering.

SUBSTANCE: invention relates to systems of multimedia flow transmission, particularly, to systems and methods adapted to conditions of network and buffers. Proposed system of flow transmission with request of blocks comprises perfection of user perception and efficiency of application of frequency band of such systems, normally, using the usage system. The latter generates data in the form that should be serviced by common file-server (HTTP, FTP or the like). Note here that said usage system consumes the content to shape it to files or data elements to be serviced by file-server. This system includes the control over sequence, clocking and structuring of blocks requests. This is based on time of indexing, varying the blocks sizes, optimum separation to blocks and control over location of arbitrary access points. The latter comprises versions of multiple representation, dynamic updating of data representation and/or efficient presentation of content in real time and time shift.

EFFECT: optimised representation transmitted as multimedia flow, efficient simultaneous or time distributed delivery of multimedia data flow.

8 cl, 32 dwg

FIELD: radio engineering, communication.

SUBSTANCE: invention relates to methods, machine-readable mediums and devices of determination of necessity in information message encryption. According to the method a device determines an information message contents to be transmitted through the control channel, and the device is a mobile communication device or a network access node containing a base station controller and a base transmitter-receiver station, decision making by the device, whether it is necessary to perform encryption of an information message, on the basis of the named certain content and execution or non-execution of an information message encryption on the basis of the named decision; in case the named certain content represents an information message of short message transmission service, the decision on an information message encryption, and in case the named certain content represent a system information message, the decision is made on refusal on information message encryption is made.

EFFECT: improvement of security of data transmission.

64 cl, 20 dwg

FIELD: radio engineering, communication.

SUBSTANCE: invention relates to means of controlling media streaming. The method includes receiving (32) a multimedia description (100) for a media stream, where the multimedia description (100) indicates an initial element (92) from stream elements (84); sending (34) a request for the initial stream element (92); initiating (36) a communication session management procedure; after the step of sending (34) a request for the initial stream element (92), associating the media stream with the communication session in the communication session management procedure and controlling (40) transmission of the next element (94) from stream elements in accordance with a communication session management rule.

EFFECT: eliminating fluctuation of the quality level when playing back a media stream.

28 cl, 11 dwg

FIELD: physics, communications.

SUBSTANCE: invention relates to authentication methods. The method comprises steps of: ensuring availability of a first call-reply pair on a source device, wherein the first call-reply pair is assigned to one or more called devices; downloading the first call-reply pair from the source device onto a calling device when the source device is actively connected to the calling device; performing call-reply authentication between the calling device and one of the one or more called devices to which the first call-reply pair is assigned, using the first call-reply pair assigned to the called device; downloading one or more second call-reply pairs from the source device onto the calling device when the source device is actively connected to the calling device, wherein the downloading step is characterised by that the first call-reply pair is downloaded from the source device onto the calling device before the calling device receives any information from one of the called devices assigned the first call-reply pair.

EFFECT: more secure data transmission.

12 cl, 4 dwg

FIELD: mobile communications.

SUBSTANCE: base station determines speed of direct data transfer of data in accordance to control data about data transfer speed received from base station, reads temporary maximal total size encoder packers from buffer, determines, if it is possible to transfer these temporary packets at this speed of data transfer forms a combination of logic packets from these temporary packets, if it possible to transfer these packets at current data transfer speed, and total size of temporary packets is greater or equal to certain threshold value, and transmits logic packets with physical level packet.

EFFECT: higher data transfer speed.

3 cl, 9 dwg

FIELD: telecommunication systems and methods for global network access.

SUBSTANCE: proposed system has station that provides for meeting specified regulations concerning authentication of subscribers, authorization of access and services, accounting of network resources, and mobility. These specified regulations are determined by Internet service provider at decision station concerning specified regulations which is, essentially, server connected to Internet that communicates with mentioned providing station. Internet service provider may be made in the form of encryption key for given providing station and encryption key for particular subscriber.

EFFECT: enlarged functional capabilities.

33 cl, 4 dwg

FIELD: communications engineering.

SUBSTANCE: proposed device and method are used for voice frame/ data frame transmission in mobile communication system supporting ALL-IP network.Mobile phone sends heading information using synchronization frame and then separately transfers voice frame only; communication center B detects heading information in synchronization frame received, memorizes detected heading information, and upon receiving voice frame adds heading information to voice frame and transfers voice frame with added headings to base network.

EFFECT: provision for preventing addition of headings to traffics in mobile communication line.

39 cl, 7 dwg

FIELD: mobile communications.

SUBSTANCE: method and device for delivering a service are based on multiple speeds of data transfer, use scaling capability of multimedia codec in asynchronous communications network with multiple aces with code separation, delivering a service of multimedia broadcast and group transfer, area of whole cell is separated on first area and second area, first data are sent to first area, and second data are sent to second area, while first controller of electric power is in control of electric power of first data, and second controller of electric power controls electric power for second data, user device, positioned in second area, receives first data and second data, and user device in second area combines first data and second data, thus receiving one data element.

EFFECT: broader functional capabilities, lower costs.

5 cl, 13 dwg

FIELD: wireless communications.

SUBSTANCE: before starting data transfer between first object, for example, access terminal, and second object, for example, data transfer network, for synchronization a set of levels and/or protocols is selected, for each selected level and protocol, i.e. for each attribute, a list of selected attribute values is determined, viewed as acceptable for first object, selected attributes and attribute values connected thereto are sent from first object, and in response only a list of processed attributes is received and lists of values of processed attributes connected thereto, each list of values of processed attributes includes values of attributes, viewed as acceptable for first object, levels and protocols in first object are then configured in accordance to list of processed attributes and values of processed attributes connected thereto.

EFFECT: higher precision, broader functional capabilities, higher efficiency.

5 cl, 22 dwg, 1 tbl

FIELD: communication systems.

SUBSTANCE: system has commutated phone network and packet data transfer network Internet, control means, connected to Internet and made with possible determining of preferred route for phone calls through commutated phone network, and/or Internet, connection means, connected to commutated phone network, controlled by said control means, Internet-phone gateways, which are connected to commutated phone network and Internet network, and also authentication server, connected to Internet network.

EFFECT: higher efficiency, broader functional capabilities.

16 cl, 2 dwg

FIELD: establishing emergency communication session in information management system networks.

SUBSTANCE: proposed system has at least one piece of user's equipment and one or more network entities participating in establishment of emergency communication session when user's equipment initiates session establishment by sending message to network entity where identifier, such as call number or logic name of called entity, is indicated; one of network entities analyzes received identifier; if initiated session is found to be emergency communication session, information is returned to user's equipment to inform it about the fact that initiated session is just emergency communication session, whereupon user's equipment initiates emergency communication session execution; if user's equipment cannot find out that given session is emergency communication session, network will inform user's equipment about emergency communication session so as to provide for its adequate processing.

EFFECT: enhanced speed and reliability of emergency communication session identification.

38 cl, 4 dwg

FIELD: communication systems.

SUBSTANCE: system has receiver, transmitter, processing element, connected to receiver and transmitter and controlling receiver and transmitter, digital rights module, connected to processing elements and controlling operation of communication device in digital rights environment on domain basis, while digital rights module of communication device together with dispenser of domains of digital rights environment on domain basis is made with possible selective addition of communication device to domain, owning one or several communication devices, which together use a cryptographic key.

EFFECT: possible selective retrieval and decoding of digital content on basis of membership in a domain.

10 cl, 11 dwg

FIELD: telecommunications.

SUBSTANCE: method includes optimizing combination of event data, and excluding unnecessary transfer of detailed event records from one network object, responsible for data-gathering, to another.

EFFECT: detailed records of events, related to one session, but generated by several different network nodes, are sent in centralized manner in real time to data-gathering network node.

3 cl, 7 dwg

FIELD: mobile communication systems.

SUBSTANCE: proposed method used for Internet protocol (IP) mobile centers in heterogeneous networks with real-time applications includes following procedures: module 134 designed for managing interfaces of mobile center 10 checks mobile center for available network interfaces 14 - 17, generates recoding table with available and configurable interfaces 14 - 17, and communicates with applications 11 of interfaces 14 - 17. Applications 11 of IP mobile center 10 are given access to heterogeneous networks through virtual network IP interface 133 organized in mobile center 10; this IP interface 133 communicates with current network 21 - 24 through interface management module 134. Changing interface 14 - 17 of mobile center 10 updates communications of IP permanent virtual network interface with network 21 - 24 basing on recoding table by means of interface management module 134.

EFFECT: ability of change-over from one network connection to other in heterogeneous networks without interrupting internet protocol applications.

16 cl, 9 dwg