Elta Systems Ltd.

Adi Schwartz

Yaakov Shoshan

Gil Koifman

Itay Sherman

Udi Weinsberg

Benjamin Giloh

Oded Nahamoni

In a mobile communication system including a network having at least one base station operative to receive information in resource allocation terminology understandable to the base station and to allocate downlink bandwidth accordingly, at least one relay operative to convey to the base station information regarding needs of mobile communicators associated with the relay, using the resource allocation terminology understandable to the base station, and when receiving uplink bandwidth, from the base station, which generates an uplink between itself and the base station, to distribute the uplink bandwidth between the mobile communicators associated with the relay.

Various traffic management methods for dynamic multi-hop backhauling cellular network and systems useful in conjunction therewith

An RF communication system supporting both TDD and FDD and including an FDD duplexer coupled to an antenna; a first pair of FDD/TDD switches each coupled to the duplexer and to a Tx/Rx switch via a sub-band switch; and a second pair of FDD/TDD switches coupled to the Tx/Rx switch including a first FDD/TDD switch coupled to a baseband processor via an amplifier and down converter and a second FDD/TDD switch coupled to a baseband processor via an amplifier and up converter.

System which supports both TDD and FDD, with signal separation

A method operative in conjunction with a cellular communication network having a core element and comprising providing moving relays including base and mobile station functionality and a relay resource manager, all co-located, including providing an emergency moving relay from among the moving relays further including a simulated stationary network that includes a simulated IP connectivity gateway communicating with a simulated mobility management entity. The simulated stationary network simulates a stationary network's operation; the emergency moving relay being a root of a sub tree that includes moving relays and mobile stations, and is configured to utilize its mobile and base station functionalities and relay resource manager for operating in:

Moving cellular communication system operative in an emergency mode

An improved mobile/cellular/wireless communication method e.g. for use-cases in which portions ('important signal' or 'needed signal') of a signal (&#x201c;original signal&#x201d;) are of particular interest in a given situation but not adequately received in that situation, the method comprising generating an auxiliary signal operative e.g. to bridge between imperfect ability/ies of the transmitters in the situation, and specific needs of the receivers in the situation, and/or to improve reception of the important signal and/or important signal information; and transmitting at least the auxiliary signal to the receiving end such that a representation of characteristics of the important signal, comprising the important signal itself and/or important signal information characterizing the important signal, is replaced enhanced or augmented by the auxiliary signal, at the receiving end.

System for generating, transmitting and receiving auxiliary signals and methods useful in conjunction therewith

A cellular communication system comprising a population of cellular communication network nodes comprising a stationary core, a plurality of base stations, and at least one node having mobile station functionality; and a client tunneling functionality co-located with the node having mobile station functionality which is operative to use network topology information obtained via the mobile station functionality to initiate generation of a tunnel having a first end at the node and a second far end at the stationary core.

Apparatus and methods for cellular network communication based on plural mobile cores

System for ex post facto upgrading of at least one Legacy personal communication device including a legacy modem and lacking at least one desired wireless communication feature, the system comprising an up-graded communication device including an auxiliary modem physically connected via an ex post facto physical connection to a Legacy personal communication device having at least one legacy wireless output channel which has been neutralized or disabled.

Add-on modem for wireless devices and methods useful in conjunction therewith

A system for multicarrier cellular communication in a cellular network including a multiplicity of nodes, the system comprising, at an individual moving relay from among the multiplicity of nodes, an rBS having downlink communication, according to a protocol, with UEs served thereby; and a co-located rRM (relay Resource Manager) having a controller; wherein the controller is operative to induce the rBS to generate a selective minimally interfered region in a domain and/or to coordinate between schedulers in the relay to ensure that each user has its own time and/or frequency such that channels do not overlap because time and/or frequency are shifted to prevent the overlap.

Apparatus and methods for moving relay interference mitigation in mobile e.g. cellular communication networks

A moving cellular communication system comprising at least one upgraded moving relay including at least two base station functionalities and at least one mobile station functionality and a relay resource manager, all co-located, wherein each base station functionality from among the at least two base station functionalities of the upgraded moving relay is operative to communicate via antennae with at least one mobile station thereby to define a first radio link therebetween, and wherein each base station functionality has a connection to its co-located relay resource manager, wherein each mobile station functionality of the upgraded moving relay communicates via antennae with a unit which has base station functionality thereby to define at least one second radio link, respectively, wherein the relay resource manager in each individual moving relay comprises a radio resource manager; and functionality for exchanging information with relay resource managers is included in moving relays other than the individual moving relay.

Cellular communication system utilizing upgraded moving relays and methods useful in conjunction therewith

A cellular communication system serving at least one mobile communication device, the system including at least one backhauling link provided between a mobile station functionality; and a base station functionality residing in a level below the mobile station functionality.

Multi-directional relay architecture and apparatus and methods of operation useful in conjunction therewith

A mobile communication system including at least one individual mobile communicator in a population of mobile communicators served by a plurality of nodes, including at least one base station; wherein at least one individual mobile communicator is operative to at least once associating itself with a serving node from among the plurality of nodes using a serving node selection functionality operative for selecting the serving node so as to increase use of available bandwidth to and from at least one node which provides the individual communicator with an acceptable signal to noise ratio.

Handover initiation methods and systems for improvement of cellular network performance

A hierarchical cellular network system having a core and comprising a plurality of nodes, wherein at least one node comprises a relay; and wherein at least one relay includes: a tunneling sub-system; a backhauling link subsystem interfacing between the tunneling subsystem and a node which is closer to the core than the relay; and a base station subsystem, interfacing between the tunneling subsystem and a mobile station or a node which is further from the core than the relay, wherein the tunneling subsystem is operative to perform the following, on data arriving from a base station subsystem belonging to another node from among the plurality of nodes: collecting the data; and encapsulating the results to be sent in an individual session into packets and sending the packets to the Backhauling Link Subsystem.

Architecture and methods for traffic management by tunneling in hierarchical cellular networks

A hierarchical cellular network administration system operative to administrate for a hierarchical cellular network having a core, the hierarchical cellular network administration system comprising a link establishment initiator operative to generate link establishment commands; and relay manager functionality operative to establish at least one link between at least one relay in the hierarchical cellular network and all nodes in said cellular network desired to be served by said at least one relay, as per said link establishment commands generated by the link establishment initiator; and to control operation of links thus established.

Growing community of inventors

Holon, Israel

Adi Schwartz