Alcatel Lucent

Nokia Solutions and Networks Oy

Nokia Shanghai Bell Co., Ltd

Haris Gacanin

Holger Claussen

Benoit Drooghaag

Veselin Pizurica

Lester Ho

Ahmad Abou Saleh

Amir Ligata

Erma Perenda

Ibrahim Al-Nahhal

Soheil Rostami

Anna Wielgoszewska

Lester Tse Wee Ho

Ibrahim Osama Mahmoud Al-Nahhal

Raymundo Ramirez Gutierrez

Mohamed Elsayed Elwekeil

David Lopez-perez

Ramy Atawia

Samurdhi Leuke Bandara Karunaratne

Embodiments of the present disclosure relate to methods, apparatuses and computer program products for network optimization in a wireless network. A method includes determining a plurality of communication performance metrics associated with a plurality of access points; determining, based on the plurality of communication performance metrics, a plurality of communication performance problems to be solved for the plurality of access points; determining, from a predetermined set of optimization strategies, an optimization strategy for an access point of the plurality of access points based on the plurality of communication performance problems; and causing the access point to apply the determined optimization strategy.

Method, apparatus and computer readable media for network optimization

According to an embodiment, a wireless access point (AP) includes an auto-channel selector, a monitoring module, a performance index calculation module and a trigger module is disclosed. The auto-channel selector is configured to select a best performing channel of the AP; and the monitoring module is configured to obtain parameters exchanged with other APs; and the performance index calculation module is configured to derive one or more performance indices based on the parameters; and the trigger module is configured to trigger the auto-channel selector when one or more performance indices exceeds a threshold.

Auto-channel selection of a wireless access point

At least one embodiment relates to a method for controlling a wireless access point, including receiving, from a target wireless access point, management data representative of, for respective wireless end points associated with the target wireless access point, a received signal strength and a number of retransmissions, and IDs associated with neighboring wireless access points detected by the target wireless access point; identifying at least one wireless end point affected by a hidden node problem in function of the corresponding received signal strength and the number of retransmissions; identifying at least one potential hidden node in function of a channel used and a received signal strength of the detected neighboring wireless access points; and identifying a hidden node wireless access point based on the wireless access points detected by the wireless end point identified as affected by a hidden node problem and the identified potential hidden node.

Method and device for controlling a wireless access point

An access point is configured to derive signal strength levels from channel measurements, predict future signal strength levels based on the signal strength levels; and select a wireless channel based on the predicted future signal strength levels.

Channel selection for a wireless access point

A system determines Wi-Fi coverage of the Wi-Fi extender located at a current location and at candidate locations in a home network; determines coverage of a power-line extender located at a power-line current location and at a power-line extender candidate location in the home network; and repositions the power-line extender to the power-line extender candidate location when the coverage exceeds coverage at the power-line current location.

System and the related method for optimizing Wi-Fi coverage in a home network

A control method includes obtaining from each access point of a plurality of access points at least one traffic parameter, the at least one traffic parameter being representative for a traffic load of the respective access point; identifying from the plurality of access points a target access point having a highest traffic load, based on said obtained at least one traffic parameter; defining for each access point of the plurality of access points a corresponding interference threshold; setting a transmit power of the target access point to a target transmit power and assigning to the target access point a target communication channel from among a plurality of communication channels, such that an interference at any one access point of the plurality of access points is lower than the corresponding interference threshold of the any one access point.

Control method and control system for controlling access points in a wireless network

A system for solving a technical problem in a network architecture with at least one service operator network and a plurality of in-house networks supported by the at least one service operator network, includes a computing device adapted to receive in-house network parameters and to determine, based on the received in-house network parameters, a coordination strategy involving the reconfiguration of a number of involved in-house networks being supported by a number of involved service operator servers. The computing device is adapted to inform the number of involved operator servers of the coordination strategy. A service operator server is adapted to reconfigure an in-house network according to the coordination strategy to solve the technical problem.

Method and system for troubleshooting in in-house networks

A home network topology identification method, wherein the home network () has a plurality of network devices () with a residential gateway () among them, the method comprises the following steps:

Home network identification method and device

A method for providing bidirectional communication between segments of a home network includes receiving a first communication signal at a first interface of an inter-domain bridge during a first time interval; receiving a second communication signal at a second interface of the inter-domain bridge during the first time interval; generating a superimposed signal of the first communication signal and the second communication signal; and transmitting the superimposed signal through the first interface and the second interface during a second time interval. The second time interval occurs after the first time interval.

Method and apparatus for providing bidirectional communication between segments of a home network

Method for analysing at a remote server a problem of a home network, at the remote server which is connected through the internet with the home network, includes storing reference data of at least one home network performance parameter covering a frequency band, the reference data corresponding with a normal behaviour of the home network; obtaining, through the internet, measurement data of the at least one home network performance parameter covering the frequency band; comparing the measurement data with the reference data to determine qualification data qualifying the problem.

Method and system for diagnostics and troubleshooting in home network deployments

Method for determining from a remote server a user quality of service (QoS) class of a home network, comprising the following steps performed at the remote server which is connected through the internet with the home network: obtaining home network measurement data of at least one home network parameter associated with a capacity of the home network, using an application layer protocol for remote management, said capacity being a measure for an amount of traffic that the home network can handle at one time; processing said home network measurement data to estimate the capacity of the home network or a parameter related thereto; based on the estimated capacity or parameter related thereto classifying said home network in a user QoS class.

Method and server for determining home network quality

A method for assessing the quality of a communication channel in a multi-domain network includes transmitting, from a device, a probe signal onto the communication channel. The transmitting coordinated with the transmission of at least one alien probe signal by another network node. Subsequently to the transmitting, receiving a mixed feedback signal. The mixed feedback signal including a first component corresponding to the probe signal and a second component corresponding to the at least one alien probe signal. The method further includes extracting the first component from the mixed feedback signal, and assessing the quality of the communication channel on the basis of the extracted first component. The probe signal and the at least one alien probe signal are designed to facilitate their separation after having been superimposed.

Method and apparatus for assessing the quality of a communication channel in a multi-domain network

A home network physical layer analysis platform includes a collection engine adapted for receiving information indicative for stability and performance of an existing home network physical layer configuration from one or more home network devices. Each of the network devices are connected in the home network by a respective network technology. An analysis engine is adapted for analyzing the information to identify whether substantial network connectivity problems exist in the home network, and for associating the information with a problem out of a set of predetermined problems, if connectivity problems exist. The platform also includes a communication means for communicating the problem to a user interface, such that the respective user is informed about the problem.

Device and method for improving home network infrastructure

A method for relaying messages in a PLC network including a relay node and at least two end nodes attached to the relay node, the method including at the relay node receiving respective first probing messages from the at least two end nodes; processing the respective first probing messages to generate respective first feedback messages; broadcasting the respective first feedback messages to the at least two end nodes; wherein the first probing messages are formed as orthogonal signals and received substantially simultaneously in a first time slot, and wherein the first feedback messages are formed as orthogonal signals and broadcast substantially simultaneously in a second time slot.

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Antwerp, Belgium

Haris Gacanin