Cisco Technology, Inc.

Other

Airspan Networks Inc.

Intucell Ltd.

Ziv Nuss

Vladimir Yanover

Alon Ben Ami

Mark Grayson

Ido Susan

Itay Meir Mizrahi

Shay Laslo-Amit

Eitan Yehuda

Shay Laslo Amit

Rani Wellingstein

Jonatan Bien

Santosh Ramrao Patil

Anton Okmyanskiy

Sangeeta Ramakrishnan

Mickael James Graham

Swaminathan A Anantha

Andrea Giustina

Tuvia Apelewicz

Lawrence Sol Rublin

Ron Zafrir

Hendrikus G P Bosch

Louis Gwyn Samuel

Kevin Shatzkamer

Alessandro Duminuco

Oliver James Bull

Horia Miclea

Ran Wellingstein

Yehezkel Yacoboviz

Kevin D Shatzkamer

Alessandro A Duminuco

A system for time synchronization of a network element including a GNSS receiver operative to receive at least one signal from at least one but less than four GNSS satellites, a locator operative to supply a location of a network element including the GNSS receiver to the GNSS receiver and a time synchronization calculator operative to time synchronize the network element with the GNSS satellites based on the at least one signal and the location.

Systems and methods for time synchronization using a single GNSS satellite

A method for cross-domain service optimization is implemented on a computing device and includes defining at least one key quality indicator (KQI) target for at least one end-to-end (E2E) service, where the at least one E2E service crosses more than one domain of a communications network, receiving an indication of quality of experience (QoE) for the at least one E2E service, based on the indication of QoE, translating the at least one KQI target to at least one set of service optimization instructions for each domain from among the more than one domain, and for each domain, applying the service optimization instructions.

Cross-domain service optimization

A communication apparatus and method are provided for predicting effects of changes in at least one radio network parameter on a cellular network which comprises a processor which is adapted to: (a) select a source cell in a cellular network; (b) select from among a first plurality of cells being neighbors of that source cell, a second plurality of neighboring cells and define a reference cluster that includes the source cell and the second plurality of cells; and (c) use the reference cluster to predict the effects of carrying out one or more changes in at least one radio network parameter on at least one network performance indicator of the reference cluster, and based on that prediction, establishing an expected impact of the one or more changes in the at least one radio network parameter on a cellular network performance.

System and method for optimizing performance of a communication network

A communication apparatus and method are provided for pre-dieting effects of changes in at least one radio network parameter on a cellular network which comprises a processor which is adapted to: (a) select a source cell in a cellular network; (b) select from among a first plurality of cells being neighbors of that source cell, a second plurality of neighboring cells and define a reference cluster that includes the source cell and the second plurality of cells; and (c) use the reference cluster to predict the effects of carrying out one or more changes in at least one radio network parameter on at least one network performance indicator of the reference cluster, and based on that, prediction, establishing on expected impact of the one or more changes in the at least one radio network parameter on a cellular network performance.

A method for improving performance in a residential/community WiFi network is implemented on a self-optimizing network (SON) server and includes: receiving current configuration details and local performance statistics from SON clients installed in access points (APs) in the residential/community WiFi networks, where at least one of the APs is a residential AP configured to provide WiFi connectivity to both authorized users of the residential AP and a community of WiFi users not associated with the residential AP, analyzing at least the current configuration details and local performance statistics to identify performance issues in the residential/community WiFi network, determining remedial actions based on the analyzing, and instructing the access points to perform the remedial actions via the SON clients.

Self optimizing residential and community WiFi networks

An example method is provided in one example embodiment and may include subscribing to a key distribution service by a plurality of Wi-Fi access points belonging to a same mobility domain; receiving a request from a user equipment to connect to a first Wi-Fi access point of the plurality of Wi-Fi access points belonging to the same mobility domain; determining one or more second Wi-Fi access points of the plurality of Wi-Fi access points belonging to the same mobility domain that neighbor the first Wi-Fi access points; and distributing keying parameters to each of the one or more second Wi-Fi access points. The keying parameters can be associated with 802.11r pairwise master key (PMK) keying parameters.

System and method to provide fast mobility in a residential Wi-Fi network environment

A method is described for reducing interferences in a wireless network, by: identifying cells which experience more interference than others; identifying a group of PRBs that their transmissions are subjected to more interference than other concurrent transmissions; identifying UEs associated with the group of PRBs, and determining whether the location of the UEs is at the cells' edges; selecting a pair of UEs where one member is located at a first cell's edge and the other is located either (i) at a second cell, not included within a neighbors' list of the first cell, or (ii) at the core or remote edge of a second cell. In case (i), the second cell is introduced to the first cell neighbors' list, and in case (ii) the other UE is falsely defined as a UE located at the near second cell's edge. Then, ICIC procedure is invoked for that pair of UEs.

Method and apparatus for reducing inter-cell interference

In one embodiment, a mobile base station includes: an antenna; a transceiver operative to communicate with a user equipment (UE) via said antenna; a processor; and a mobility control application to be executed by said processor and operative: to provide to said UE when in communication with said mobile base station at least a relevant tracking area list from among at least two tracking area lists associated with said mobile base station.

Slice-based tracking areas

An example method is provided in one example embodiment and may include determining a presence of user equipment (UE) in relation to small cell radio(s) of a small cell network based on information obtained through the small cell network and one or more parallel networks; and adjusting transmit power for the small cell radio(s) based on the presence of UE in relation to the small cell radio(s). Another example method can include determining that a UE in cell paging channel mode has changed its selected macro cell radio; determining that the UE is allowed service on a small cell radio located in a vicinity of a macro cell coverage area of a selected macro cell radio; and adjusting a transmit power of the small cell radio based on a presence of the UE in a surrounding macro cell coverage area of the small cell radio.

System and method for managing interference in a network environment based on user presence

In one embodiment, a method implemented on a computing device includes: classifying a current coverage and capacity (CCO) status according to a multiplicity of performance factors for a multiplicity of mobile network cells, clustering the mobile network cells into cell clusters based on at least the classifying and proximity of the mobile network cells to each other, based at least on the performance factors, identifying at least one problem cluster from among the cell clusters, identifying at least one underperforming master key performance indicator (MKPI) for the at least one problem cluster, and instructing the mobile network cells in the at least one problem cluster to perform at least one remedial action to address at least one of the performance factors to improve performance according to the MKPI.

Mobile network optimization

One example method is provided for dynamic allocation of air interface resources in a cellular network comprising at least three wireless cells located within a geographical proximity of each other, the method comprising determining, by a central managing entity, one or more classification rules for classifying each of said plurality of mobile devices according to the one or more classification rules; providing, by the central management entity, to a group of base stations associated with the at least three cells, information that comprises: information that relates to the determined one or more classification rules; information that relates to semi-static allocation of blocks of air interface resources adapted for use by one or more specific members of the group of base stations.

Method and system for dynamic allocation of resources in a cellular network

An example method is provided in one example embodiment and can include obtaining, within a radio access network, a channel state for a data channel associated with a mobile terminal; including the channel state in a differentiated services (diffserv) marking within an Internet Protocol (IP) header of at least one IP packet associated with the mobile terminal; and transmitting the at least one IP packet including the IP header having the diffserv marking toward a packet data network.

System and method for distribution of radio channel state and base station congestion state in a network environment

In one embodiment, a method for optimizing tracking areas for user equipments (UEs) is implemented in a mobile network and includes: defining network slices as a function of UE types, where UEs in the mobile network are associated with the network slices according to the UE types, defining network slice specific tracking areas as groups of one or more mobile base stations according to the network slices; receiving a signal from a given UE from among the UEs at a receiving mobile base station from among the one or more mobile base stations, and paging the given UE in a network slice specific tracking area from among the network slice specific tracking areas, where the receiving mobile base station is in the network slice specific tracking area, and the given UE is associated with the network slice specific tracking area according to an associated UE type from among the UE types.

A method is provided for managing heterogeneous cellular networks. The method comprises obtaining measurement reports from wireless entities relating to the intensity at which signals are received by each wireless entity; based on these measurement reports, and/or on geographical information of HetNet elements, identifying a macro cell located at the vicinity of the small cells; selecting one of the small cells to be a gateway cell, and other small cells to be inner cells. The gateway cell is a small cell that receives, or mobile terminals connected thereto receive, signals transmitted by the macro cell at an intensity being at least similar to intensity at which these signals are received at the inner cells; identifying physical layer identifiers (PLIs) used at the macro cell; and determining PLIs for the gateway cell which are not currently used by the macro cell, and PLIs available for use by the inner cells.

Growing community of inventors

Tsur Yigal, Israel

Ziv Nuss