Kathrein-werke Kg

Ubidyne, Inc.

Nokia Siemens Networks Gmbh & Co Kg

Other

Siemens Aktiengesellschaft

Commscope Technologies LLC

Kathrein Se

Kathrein-werke Ag

Kathrein-werker Kg

Martin Weckerle

Peter Kenington

Johannes Schlee

Dirk Neumann

Georg Schmidt

Egon Schulz

Rüdiger Halfmann

Kevin Eldon Linehan

Paul Walter Baier

Frank Oehler

Wolfgang Zirwas

Hermann Rohling

Honglin Hu

Martin Haardt

Matthias Lott

Elena Costa

Tobias Weber

Dirk Galda

Alexander Seeor

Christian Wagner

Maik Riegler

Eduard Jorswieck

Niclas Meier

Michael Einhaus

Christoph Kutscher

Jonas Aleksa

Jonathan Moore

Cornelius Heckrott

Johannes Fuchs

Matthias Siebert

Kevin Linehan

The present disclosure teaches a method and a system () for relaying telecommunication signals (S, S), wherein the telecommunication signals (S, S) have a plurality of carriers (). The system () comprises a central hub () connectable to one or more base stations (); a plurality of remote units (--N;----) for relaying at least one of the plurality of carriers () in the telecommunication signals (SS) supplied by the central hub (). Power of the plurality of remote units (--N;----) is adjustable such that first ones of the plurality of remote units (--N;----) can be switched off and second ones of the plurality remote units (--N;----) can have adjusted power levels to compensate for the switch off of the first ones of the plurality of remote units (--N;----).

Method and system for relaying telecommunications signals with efficient joint capacity

The present invention describes a method and system for relaying telecommunication signals. The system comprises: a central hub connectable to one or more base stations; a plurality of remote units for relaying the telecommunication signals; and a plurality of expansion units digitally connected to the central hub and connectable to the plurality of remote units. At least one of the plurality of expansion units is provided with a plurality of coverage area modules, wherein one or more of the plurality of remote units is connected to a selected one of the plurality of coverage area modules, the selected one of the coverage area modules being adapted to relay the same signals to the connected one or more of the plurality of remote units.

Method and system for relaying telecommunications signals

An antenna array having a plurality of antenna elements is disclosed. The antenna array comprises: a plurality of transceiver modules; an active antenna element subset of the plurality of antenna elements, wherein the active antenna element subset comprises at least one active antenna element being actively coupled to an associated transceiver module of the plurality of transceiver modules; and at least one passively combined sub-array of at least two antenna elements of the plurality of antenna elements. A method for generating antenna patterns with the antenna array is also disclosed.

Antenna array and method for synthesizing antenna patterns

A distributed antenna system with a plurality of remote radio units is disclosed. The distributed antenna system includes a jammer signal generator for generating a jammer signal in at least one frequency range to be blocked on detection of an uplink signal in a coverage area, as well as at least one antenna element for transmitting the generated jammer signal in the coverage area. The jammer signal will ensure that any mobile devices or stations within the coverage area are unable to transmit radio signals as the frequency range(s) on which the radio signals should be transmitted are blocked by the jammer signal.

Method and system for producing a jammer signal

A distribution system () for relaying telecommunication signals () is disclosed. The distribution system () comprises a central hub () connectable to one or more base stations (), a plurality of remote units (--) for relaying a telecommunication signals () supplied by the central hub (), whereby the remote units (--) are provided with a plurality of uplinks (--) and a plurality of downlinks (--), and a detector () for detecting an activity on the uplink. The distribution system () is adapted to independently switch at least one of the plurality of downlinks (--), while the plurality of uplinks (--) remains active.

Distribution system and method for managing power consumption of such a distribution system

The present disclosure relates to a radio system (), a base band unit () and a method () for relaying radio signals in a cell () of a mobile network. The radio signals are relayed according to a service criterion (). With the present invention the radio signals are grouped into a grouped payload signal (---M) and a grouped receive signal (---M) according to the service criterion (). The grouped payload signal (--M) and the grouped receive signal (---M) are associated with a beam forming vector (---M). The grouping according to the present disclosure helps to improve a quality of service provided to an individual user of the mobile network. The associated beam forming vector (---M) may be provided and adjusted at a digital radio interface DRI (). Furthermore the present disclosure provides various computer programme product implementing the various aspects.

User group specific beam forming in a mobile network

An antenna array for the transmission of signals is disclosed which comprises a plurality of antenna elements connected to a plurality of transceivers. The plurality of transceivers receive transceiver signals for transmission to the plurality of antenna elements. The antenna comprises a failure detector or monitoring and control system connected to the plurality of transceivers, which autonomously detects malfunction of the individual transceivers and reports this to the signal processor without involvement of the transmitter and receiver. The antenna array also comprises a signal processor connected to the plurality of transceivers and adapted to weight using complex values the transceiver signals for automatically compensating for power losses by tilt adjustments and for interference by suppression of sidelobes of the signals based on the information from the failure detector or monitoring and control system.

Method and apparatus for power loss compensation and suppression of sidelobes in antenna arrays

The present invention refers to an active antenna array having a plurality of antenna elements comprising: at least one first subset of the plurality of antenna elements, the at least one first subset relaying a first radio signal having a first antenna beam pattern; and at least one second subset of the plurality of antenna elements, the at least one second subset relaying a second radio signal having a second antenna beam pattern, wherein at least one of the plurality of antenna elements is a common antenna element belonging to both the first subset and the second subset. A method for operating the active antenna array is also disclosed.

Antenna array and method for operating antenna array

An antenna array for a mobile communications network is disclosed which comprise mechanical devices for altering a direction of a first beam and electronic beam forming apparatus for shaping a second beam. A method for tilting radio beams in a mobile communications network using the antenna array is also disclosed. The method comprises mechanical tilting a first protocol radio beam and electronic tilting a second protocol radio beam.

Method and apparatus for tilting beams in a mobile communications network

An antenna having a passive feed network in one band, and an active radio network in an adjacent band, is provided. The antenna includes radiating elements arranged in an array dimensioned to transmit and receive RF signals. The antenna includes diplexers having a first port, a second port and a third port. The first port of each diplexer coupled to at least one radiating element. The diplexer has a first filter coupling the first port to the second port and a second filter coupling the first port to the third port. A passive feed network includes a phase shifter, which is coupled to an input transmission line and a plurality of output transmission lines. Each of the output transmission lines may be coupled to one of the second ports of one of the diplexers. An active radio is coupled to each of the third ports of the plurality of diplexers.

Antenna having active and passive feed networks

The present disclosure provides an antenna array () for relaying radio signals into a cell () of a communication network (). The antenna array () comprises a plurality of uplink beam forming vectors () selectable as an uplink beam shape for an uplink relaying and a plurality of downlink beam forming vectors () selectable as a down link beam shape for a down link relaying. The plurality of uplink beam forming vectors () and/or the plurality of the downlink beam forming vectors () may be adjusted at a digital radio interface and forwarded from the digital radio interface to the antenna array (). An individual one () of the plurality of uplink beam forming vectors () and an individual one () of the plurality of downlink beam forming vectors () are independently selectable using a local knowledge () about the cell. The present disclosure further provides a communication network () comprising a plurality of the antenna arrays (---N) for relaying radio signals into the communication network (). The communication network () further comprises a network playing system () adapted to independently select an individual one (---N) of the plurality of uplink beam forming vectors (---N) and an individual one (---N) of the plurality of downlink beam forming vectors (---N) for at least one of the antenna arrays (---N) using a local knowledge () about the communication network (). The present disclosure further provides a method for relaying radio signals into a cell () of the communication network (), a method () for planning the communication network (), and a method () for relaying radio signals into cells (---N) of the communication network (); all methods () using a knowledge () about the communications network ().

Antenna array, network planning system, communication network and method for relaying radio signals with independently configurable beam pattern shapes using a local knowledge

The present disclosure teaches an active antenna array for a mobile communications network. The active antenna array comprises a plurality of antenna elements, at least one first splitter, at least one amplifier and at least one first coupler. The first splitter forwards at least one of at least one individual first protocol receive signal and at least one individual second protocol receive signal in a receive direction from an individual one of the plurality of antenna elements. The at least one amplifier amplifies at least one of the individual first protocol receive signal and the individual second protocol receive signal. The at least one first coupler is located in the receive direction downstream of the at least one amplifier and is adapted to forward the at least one individual second protocol receive signal to a second protocol receiver.

Active antenna array and method for relaying first and second protocol radio signals in a mobile communications network

A radio communications system has at least one base station and subscriber station. To transmit messages to a subscriber stations, the base station uses successive emission directions that differ from one another. The base station transmits information concerning the sequence of the use of said emission directions to subscriber stations.

Beam-hopping in a radio communications system

Communication carried out over a frequency band divided into a plurality of subcarriers by messages transmitted between a first radio station and a second radio station in a plurality of hops between respectively adjacent radio stations arranged in hierarchical levels. A subset of the subcarriers is used for each hop. The subsets used are allocated by at least one higher level radio station and the composition of at least one of the subsets used varies over time.

Dynamic allocation of radio resources in a multicarrier communication system

The present disclosure teaches an active antenna array for a mobile communications network. The active antenna array comprises a plurality of first polarization antenna elements and a plurality of second polarization antenna elements. The plurality of first polarization antenna elements is connected to a first protocol signal generator. The plurality of first polarization antenna elements are adapted to radiate an individual first protocol transmit signal. An individual one of the plurality of second polarization antenna element is connected to an individual one of a plurality of second protocol signal generators. The plurality of second polarization antenna elements is adapted to radiate an individual second protocol transmit signal. An individual one of the plurality of first polarization antenna elements and the individual one of the plurality of second polarization antenna elements are adapted to receive both, an individual first protocol receive signal and an individual second protocol receive signal.

Active antenna array for a mobile communications network with multiple amplifiers using separate polarisations for transmission and a combination of polarisations for reception of separate protocol signals

Growing community of inventors

Ulm, Germany

Martin Weckerle