Abstract: A method for operating a remote-controlled network element in a telecommunication network includes: configuring the network element with a new configuration; determining whether a network connection failure between the network element and a network management system of the telecommunication network exists after the configuration; and in response to detecting a network connection failure, setting the network element automatically to a standard configuration and establishing a network connection between the network element and the network management system using the standard configuration. Setting the network element automatically to a standard configuration and establishing the network connection includes: loading a previous IPSec certificate in case that the previous Internet Protocol Security (IPSec) certificate has been at least partly replaced during the configuration; and establishing the network connection between the network element and the network management system using the previous IPSec certificate.

Abstract: A network entity for registering a user entity with a first communication network, wherein the user entity and the network entity providing access to the first communication network are registered with a second communication network. The network entity has a transceiver for transferring at least one registration message for registering said user entity with the first communication network between the user entity and the network entity over the second communication network.

Abstract: A method for adaptive configuration of a transmission signal in a coherent Wavelength-Division Multiplexing-Passive Optical Network (WDM-PON) having an optical line termination and a plurality of end nodes includes: (a) generating, by at least m lasers, the transmission signal; (b) monitoring the ka active end nodes; (c) if the number of active end nodes is reduced to ka?(m?1)*p: reassigning active end nodes associated with a spectral range of a laser to be switched off to a respective free spectral range of another laser, announcing the new assignment of the spectral ranges by transmitting a message to one or more end nodes assigned to the laser to be switched off, and switching off the laser to be switched off; and (d) if the number of active end nodes increases to ka>m*p: switching on an additional laser.

Abstract: A method for estimating the type of the GoP structure of a plurality of video frames in a video stream by estimating their frame types includes: capturing frame sizes in bytes of every video frame subsequent to an initial I-frame to obtain an array of frame sizes by exploiting features of a transport layer carrying the video stream; converting, after a number of frames, the array of frame sizes into an array of zeros and ones; matching the binarized array of frame sizes to a number of predefined short basic binary patterns, said predefined binary patterns depicting all GoP structures to be considered; converting the result of said matching to form a single score value; and determining the particular pattern of the number of predefined patterns of binaries having the best score value, according to a predefined metric.

Abstract: A method for initiating a second service in dependency of a first service using individually configured event-driven state-machines includes executing the first service in a first communication space; transmitting a first event to an operator unit in dependency of the first service; triggering a first event-driven state-machine of the operator unit by the first event; generating a second event by the first event-driven state-machine; transmitting the second event to at least one of the first communication space and a second communication space; and initiating the second service in the at least one of the first communication space and the second communication space by the second event.

Abstract: A method for assessing the quality of a transmitted video signal sequence at a receiver side includes: capturing the input video bit stream; extracting at least one feature or a set of features; determining the continuous probability of visibility for each packet loss event which occurred within a specific time interval; and employing the continuous probability of packet loss visibility as a weighting factor of the at least one feature or set of features extracted from the video bit stream to calculate an estimate of the overall quality, Q, of the transmitted video sequence.

Abstract: A method for assessing the quality of a transmitted video signal sequence at the receiver side includes the steps of: capturing the received input video bit stream prior to decoding and supplying it to a video bit stream analyzer; extracting, during a measurement time window, one or more features from the captured packet headers by the bit stream analyzer, without analyzing or decoding the packet payload; computing from the one or more features, a single parameter, xwpSEQ, representing an estimate of the spatio-temporal extent of the signal degradation due to packet-loss; supplying the determined parameter to a quality estimation module; and calculating, by the quality estimation module, a quality measure due to packet loss (Qtrans) based on the single parameter representing the estimate of the spatio-temporal extent of the signal degradation, xwpSEQ, due to packet-loss and based on video resolution information and employed video codec.

Abstract: A handover method includes the steps: (1a) detecting, at a serving node, signal quality of a signal transmitted from the serving node to a user equipment (UE) being worse than a predefined threshold; (1b) identifying, at the serving node, node(s) transmitting to the UE the strongest signals interfering with signals being transmitted to the UE; (1c) sending, by the serving node, a request for starting an inter-cell interference coordination scheme; (1d) rescheduling, by the node(s) identified in step (1b), users currently being served by the node(s); (1e) informing, by the node(s) identified in step (1b), the serving node of the UE which resources have, been reserved in step (1d); (1f) scheduling, by the serving node, the UE to the resources reserved in step (1d); (1g) starting, by the serving node, handover of the UE from the serving node to a target node; and (1h) completing the handover of the UE.

Abstract: A method is provided for transfer of content-related data of an Over-the-top (OTT) provider to a telecommunications device using a telecommunications network. The method includes: receiving, by the OTT provider, a request for content-related data; transmitting the content-related data of the OTT provider to a content delivery interface device of the telecommunications network; and transmitting the content-related data of the OTT provider to a content delivery functionality of the telecommunications network and transmitting the content-related data of the OTT provider from the content delivery functionality of the telecommunications network to the telecommunications device at a predetermined time or in a predetermined time interval. The telecommunications network includes a radio interface and a further radio interface for transmission of the content-related data of the OTT.

Abstract: The invention relates to a method and a device for the natural-language recognition of a vocal expression. A vocal expression of a person is detected and converted into a voice signal to be processed by a voice recognition device. Afterwards, the voice signal is analyzed at the same time or sequentially in a plurality of voice recognition branches of the voice recognition device using a plurality of grammars, wherein the recognition process is successfully completed if the analysis of the voice signal in at least one voice recognition branch supplies a positive recognition result.

Abstract: A method for use of a Global System of Mobile Communication (GSM) and Universal Mobile Telecommunication System (UMTS) (GSM/UMTS) mobile communication network by a user equipment attached to a core network of an Evolved Packet System (EPS) mobile communication network, the use of the GSM/UMTS mobile communication network being the result of a fallback operation, includes, prior to an invocation of a service that triggers the fallback operation: performing an updating operation regarding assignment of a Location Area Code (LAC) and/or a serving Mobile Switching Center (MSC) to the user equipment; and/or performing, autonomously by the user equipment, a measurement operation regarding a current General Packet Radio System (GPRS)/EDGE Radio Access Network (GERAN) or UMTS Terrestrial Radio Access Network (UTRAN) (GERAN/UTRAN) radio environment in order to identify potential CSFB target cells of the user equipment.

Abstract: A method for generating an optical frequency comb with a defined number of frequency comb lines with an adjustable spacing therebetween includes generating an input frequency comb comprising a multiplicity of input frequency comb lines with a light source. Individual frequency comb lines having an identical frequency spacing are filtered out of the multiplicity of input frequency comb lines so as to obtain filtered frequency comb lines. A first modulating of the filtered frequency comb lines is performed at a first modulation frequency so as to generate first sideband lines. The first sideband lines are generated by the first modulating so that the filtered frequency comb lines and the first sideband lines have an identical frequency spacing.

Abstract: A method and system for exchanging data using a wireless connection according to which a user with one or more portable terminals is located in the transmission and receiving area of at least one network and the terminal or terminals log on automatically to the network in order to establish a connection. A transmission channel for the data exchange is made available for the respective connection that has been established. The transmission channel is automatically adapted for the data exchange to the type of terminal and the type, for example, quantity, of data to be transmitted, by an administrator that is allocated to the network.

Abstract: A method for authenticating a telecommunications terminal having an identity module includes: storing a first private key, a first public key and a first signature, the first signature being based on signing the first public key using a second private key; generating identity information and a second signature, the second signature being based on signing the identity information using the first private key; transmitting the first public key, the identity information, and the first and second signatures to a server device; verifying, by the server device, the authenticity of the first public key using a second public key; and verifying, by the server device, the authenticity of the identity information using the verified first public key. The identity information includes International Mobile Subscriber Identity (IMSI) information.

Abstract: A method, system, and device are provided for transmitting emergency calls by means of a mobile device via a speech channel and a data channel. The data channel serves to transmit location information. The location information may be transmitted in encoded form. The information also may be transmitted via the speech channel. The information may then be compared for consistency in the service center.

Abstract: A method and system for adapting automated interactions that allows the interactive behavior of an automated system, or the nature of the interaction elements implemented thereon, to be adapted to properties and/or behaviors of users of such systems in order to enhance operating convenience. Interaction adaptation is performed with reference to user groups to which the users are allocated.

Abstract: For operating a telecommunications network for mobile telecommunication, a network register is used holding identifiers of mobile terminals for communication via the telecommunications network and network-related user data of the terminals. This the network register is formed from a peer-to-peer network having a multiplicity of decentralized register nodes that are networked with one another and are each associated with one geographic region. Hash tables held in the register nodes hold the identifiers of the terminals as hash values, and user data is stored associated with these hash values.

Abstract: A method for sharing or jointly using a GERAN (GSM EDGE Radio Access Network) mobile radio access network by at least a first mobile radio network operator and a second mobile radio network operator includes providing a radio access network for joint use by the at least first and second mobile radio network operators, wherein the radio access network provides at least a first radio frequency channel and a second radio frequency channel, the at least first and second radio frequency channels having each a TDMA frame (Time Division Multiple Access frame) with eight time slots (TS0 to TS7), and associated dedicated time slots of the radio access network with the mobile radio network operators.

Abstract: In a cellular wide-area radio communications system, comprising a plurality of base stations, a plurality of relay stations, and a plurality of mobile stations, wherein each of the relay stations is associated with at least one of the base stations, each of the mobile stations is associated with at least one of the base stations or one of the relay stations, wireless data transmissions between mobile stations and base stations take place either as single-hop data transmissions between the mobile stations and their associated base stations, or as multi-hop data transmissions between the mobile stations and their associated relay stations and a data transmission between the relay stations and the base stations associated with the relay stations, wherein an average number of multi-hop data transmissions in the radio communications system equals at least an average number of single-hop data transmissions.

Abstract: A computer cluster includes: a first compartment, further including a plurality of first physical nodes configured to provide first resources for a first infrastructural virtual instance and second resources for guest virtual instances; and a second compartment, further including a plurality of second physical nodes configured to provide third resources for a second infrastructural virtual instance and fourth resources for guest virtual instances. Each of the plurality of physical nodes further includes a mass storage device, the mass storage device further including: a partition provided for booting the physical node; a partition as part of resources assigned to an infrastructural virtual instance; and a partition as part of other resources. The first infrastructural virtual instance and the second infrastructural virtual instance are configured for monitoring each other.