Ubidyne, Inc.

Kathrein-werke Kg

Kathrein-werke Ag

Dirk Neumann

Peter Kenington

Martin Weckerle

Kevin Eldon Linehan

Johannes Schlee

Georg Schmidt

Johannes Fuchs

Kevin Linehan

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

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

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

The present disclosure relates to a radio station providing a digital predistortion to be imposed on a payload signal. The digital predistortion is usable as a general predistortion for several transmit paths of the radio station. The radio station provides coupled transmit signals to be combined within a combiner forming a common feedback signal. The common feedback signal is relayed along a common feedback path. A digital predistortion update unit to updates the digital predistortion in order to linearize a transfer characteristics of the transmit paths. The disclosure relates to a method of digitally predistorting a payload signal in order to linearize a transmit characteristics of the transmit paths. The disclosure further relates to computer program products for the manufacture of the radio station and/or a computer product for the execution of the method digitally predistorting. The disclosure further relates to an antenna array comprising the radio station.

Radio station and active antenna array

A radio station providing a digital predistortion to be imposed on a payload signal is disclosed. The digital predistortion is usable as a digital predistortion for one or more of the transmit paths of the radio station. The radio station provides coupled transmit signals to be switched as a selected one of the coupled transmit signals along a common feedback path. A digital predistortion update unit is adapted to update the digital predistortions in order to linearise a transfer characteristics of the transmit paths according to a hierarchy of the transmit paths. A method of digitally predistorting a payload signal in order to linearise a transmit characteristics of the transmit paths is disclosed.

Method for digitally predistorting a payload signal and radio station incorporating the method

An active antenna array for a mobile communications system is disclosed which comprises a plurality of receive paths in which an individual one of the receive paths is connected between an antenna element and an analogue to digital converter and wherein the analogue to digital converter digitises a receive signal to form a digitised receive signal. The active antenna array further comprises a sounding signal generator for generating a sounding signal in which the sounding signal is supplied to at least two of the plurality of receive paths and a receive signal subtraction device for subtracting a wanted signal from the digitised receive signal.

Active antenna array and method for calibration of receive paths in said array

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

The present disclosure teaches an active antenna array for a mobile communications network. The active antenna array comprises a plurality of antenna elements, a first port, a first DC voltage supply and at least one DC voltage extractor. The plurality of antenna elements relays at least first protocol radio signals. The first port is connected to at least one individual first protocol relay path. The first port relays a general first protocol receive signal to a first protocol link. The first DC voltage supply provides a first DC voltage to at least a portion of the first protocol link. The at least one DC voltage extractor, is located in the at least one individual first protocol relay path. The DC voltage extractor extracts at least one individual DC voltage to supply an at least one amplifier.

Active antenna array with multiple amplifiers for a mobile communications network and method of providing DC voltage to at least one processing element

Growing community of inventors

Ulm, Germany

Dirk Neumann