Telecom Italia S.p.a.

Stmicroelectronics S.r.l.

Pirelli & C. S. P. A.

Politecnico Di Torino

Advanced Digital Broadcast S.a.

Telecon Italia S.p.a.

Adb Broadband S.p.a.

Bruno Melis

Alfredo Ruscitto

Marco Caretti

Gian Michele Dell'Aera

Maurizio Fodrini

Ivano Salvatore Collotta

Paolo Gianola

Mauro Renato Boldi

Roberto Fantini

Maurizio Graziano

Valeria D'Amico

Donato Ettorre

Paolo Semenzato

Andrea Finotello

Loris Bollea

Giuseppe Piro

Gennaro Boggia

Pietro Camarda

Luigi Alfredo Grieco

Marina Mondin

Dario Sabella

Davide Sorbara

Giuseppe Grassano

Renata Mele

Stefano Valle

Daniele Franceschini

Paolo Priotti

Giorgio Bertin

Marco Braglia

Paolo Gallo

Roberto Rossi

Giuseppe Catalano

Roberto Vallauri

Carla Fabiana Chiasserini

Bruno Piovano

Lorena Simoni

Filiberto Bilotti

Rosalba Campanale

Federica Caldara

Fabio Mondin

Zana Limani

Pietro Di Paola

Alessandro Ossoli

Lucio Vegni

Pavan Kumar Raju Konduru

Gian Michele Dell Aera

Gian Michele Dell' Aera

Priotti Paolo

Valeria D'AMICO

A receiver adapted to receive a modulated signal including useful and interfering signals and to detect information bits carried thereon. The modulated signal comprises signal components each one associated with a respective modulation subcarrier and including respective useful and interfering signal components. The receiver may include a first estimation unit providing a respective first useful signal component estimate indicative of the useful signal component for each signal component; a second estimation unit providing a respective second useful signal component estimate indicative of the useful signal component for each signal component; a channel estimation unit estimating, for each signal component, a first channel frequency response associated with the respective useful signal component and a second channel frequency response associated with the respective interfering signal component; and a control unit determining, for each signal component, an interference level experienced by that signal component according to respective first and second channel frequency responses.

Reconfigurable receiver for wireless communication networks

A method for a wireless network, including a node and a first device covered by the node, the node acting as serving node for the first device, and the first device transmitting first data to the node over a first link, includes determining presence of a second device covered by the node, the second device transmitting second data to a serving node over a second link, determining radio quality of the first link, determining radio quality of the second link, and determining radio quality of a third link between the second device and the first device. If the radio quality of the third link is higher than the radio quality of the second link, the second device transmits the second data to the first device over the third link and the first device retransmits, over the first link, the second data to the node.

Configurable wireless device network

A method for managing a full duplex mobile telecommunication network, includes measuring power of uplink and down link transmission from adjacent base stations and a user equipment, respectively. The method also includes comparing the measured powers of the uplink and downlink transmission, and if the power of the uplink transmission is lower than the power of the downlink transmission, the base station allocates dedicated uplink resources to the uplink transmission. The dedicated uplink resources are radio resources reserved only for uplink transmissions and are not usable for downlink transmissions. The dedicated uplink resources are assigned to the user equipment.

Mobile telecommunication network architecture for mitigating uplink interference

A method of downloading a multimedia content from a content server to a client through a wireless communication network is provided. The multimedia content is subdivided into a plurality of chunks and for each chunk the content server has at least two corresponding versions thereof encoded with different encoding rates. The method includes having the client send a first request of a first version of a corresponding requested chunk, and having a proxy server intercept the first request to generate a second request of a second version of the requested chunk. The method also includes having the proxy server send the second request to the content server in place of the first request, and having the content server send the second version to the client. The second request is generated based on the amount of information content of the versions of said requested chunk.

Method and system for providing variable quality streaming video services in mobile communication networks

A method of downloading video contents from a content server to a client through a base station of a wireless communication network is provided. Each video content includes a sequence of encoded video frames. The method includes having the content server send a video content in a sequence of data packets, each data packet including data corresponding to at least one portion of an encoded video frame, and having a proxy server at the base station classify each data packet according to the type of video frame it correspond to. The method also includes having a scheduler at the base station assign radio resources for the transmission of the data packets to the client based on the classification carried out by the proxy server, and transmitting the data packets to the client by exploiting the radio resource assignment carried out by the scheduler.

Method and system for scheduling resources for streaming video services in mobile communication networks

A method for managing a full duplex mobile telecommunication network includes providing a coordination unit of a set of base stations, and having the coordination unit group a plurality of user equipment served by said base stations to form corresponding user groups. Each user group includes a group of user equipment which are close to each other by an extent such to cause potential user equipment to user equipment interference. The method also includes having the coordination unit allocate radio resources for at least one between transmissions from user equipment to base stations, and transmissions from base stations to user equipment. The method further includes having each base station carrying out at least receiving transmissions from at least one served user equipment, and sending transmissions to at least one served user equipment by exploiting the allocated radio resources.

Method and system for managing UE-to-UE interference in a mobile telecommunication network

A mobile telecommunication network including plural network elements, divided into at least two clusters. Each cluster includes: plural remote units corresponding to network elements, arranged for exchanging radiofrequency signals with user equipment located within at least one respective served area; a central unit corresponding to a network element arranged for managing the exchange of radiofrequency signals with the user equipment located within the served areas of each remote unit of the cluster, and plural connections, each for operatively connecting a remote unit with the central unit of the same cluster. At least one remote unit of a first cluster is further connected to a central unit of the second cluster, at least one respective served area of the at least one remote unit of the first cluster being adjacent to at least one further respective served area of a further remote unit of the second cluster.

System and method for allowing cooperation between a plurality of radio nodes in a telecommunication network

An iterative receiver receives a signal including useful and interfering signal components, and detects information carried thereon. The receiver includes at least one estimating unit receiving the signal and providing an estimate of each signal component, and at least two decoding and regenerating units, at each iteration, each decoding and regenerating unit decoding a respective one among the estimates and for regenerating the respective decoded estimate into a respective regenerated estimate. At each receiver iteration, the at least one estimating unit provides estimates based on regenerated estimates provided at a previous iteration. The receiver further includes a control unit determines activation or deactivation of each decoding and regenerating unit at each process step of a detection process dedicated to detection of the signal, and determines, for each process step, a respective number of allowed iterations for each decoding and regenerating unit whose activation has been determined for that process step.

Receiver for wireless communication networks

A method for managing a cellular network. The cellular network includes a plurality of base stations each one configured to exchange data with user equipment located in a corresponding cell by exploiting a downlink data channel and an uplink data channel according to a frequency division duplexing scheme. The method includes: having a first base station exchanging coordination information with a second base station, the coordination information being related to at least one among channel state condition and resources allocation to user equipment, the having the first base station exchanging coordination information with the second base station including: transmitting the coordination information from the first base station to the second base station exploiting a portion of the downlink data channel.

Cellular mobile communication network having network cells intercommunicating via radio signals, particularly for network cells coordination for interference control

A method for transmitting broadcast network information in a mobile wireless communication network includes a plurality of network nodes. The method includes providing a compression of broadcast network information related to a group of coordinated network nodes of the plurality of network nodes; coding the compressed broadcast network information by segmenting the compressed broadcast network information into a number of blocks and linearly combining the blocks into a plurality of linear combinations of blocks; and transmitting the linear combinations of blocks by the group of coordinated network nodes.

Network information transmission in a mobile communication network

A method for estimating a signal to interference and noise ratio of a communication link between a first node and a second node of a wireless communication network, the network comprising a number of further communication links between said first node and a number of further nodes. The method comprises, at the first node, providing first estimates of useful signal powers on all the links; providing second estimates of the signal powers on the link and on the further communication links on the basis of, jointly, the first estimate of the signal power on the link and the first estimates of the signal powers on the further links; estimating the signal to interference and noise ratio as a ratio between the second estimate of the signal power on the link and a power term comprising a sum of the second estimates of the signal powers on the further links.

Signal to interference and noise ratio estimation

A method of downloading multimedia content from a server to a client through a wireless communication network is proposed. The multimedia content is subdivided into a plurality of portions and for each portion the server stores a plurality of versions thereof each of which is encoded with a specific encoding quality. The method comprises: selecting, among the plurality of versions of each portion of the multimedia content, a version of the portion of the multimedia content to be downloaded on the basis of wireless communication parameters determined at at least two different layers of a wireless communication network OSI protocol stack at the client.

Method and system for dynamic rate adaptation of a stream of multimedia contents in a wireless communication network

A method of operating a mobile communication network including plural radio transceiver stations serving and managing communications between mobile communication devices. The method includes: a first radio transceiver station commanding, to a first mobile communication device, transmission of a probe signal; the first radio transceiver station providing to a second mobile communication device parameters useful to the second mobile communication device for receiving the probe signal; the first radio transceiver station performing a first measuring the probe signal; the first radio transceiver station receiving a second measure of the probe signal, performed by the second mobile communication device; the first radio transceiver station comparing the first and second measures; the first radio transceiver station commanding a switch of the communication of the first mobile communication device towards the second mobile communication device to a direct device-to-device communication based on a result of the comparing.

Device-to-device communication management in mobile communication networks

A method is proposed of arranging, in a mobile communication network, transmission of data between user equipment and at least one base station including a central unit and at least one remote unit associated therewith. The method includes at a transmitting side including the remote unit or the central unit, quantizing the data according to a quantization bit number, and transmitting, over a fronthaul link between the transmitting side and a receiving side including the central unit or the remote unit, respectively, the quantized data to the receiving side. The method further includes, at the central unit: determining the quantization bit number, wherein the determining including varying in time the quantization bit number according to network information available at the central unit, and communicating to the at least one remote unit the determined quantization bit number.

Method for reducing fronthaul load in centralized radio access networks (C-RAN)

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Turin, Italy

Bruno Melis