DE69730548D1 - Wegleiter und Formierer für Kommunikationssatellit - Google Patents

Wegleiter und Formierer für Kommunikationssatellit

Info

Publication number
DE69730548D1
DE69730548D1 DE69730548T DE69730548T DE69730548D1 DE 69730548 D1 DE69730548 D1 DE 69730548D1 DE 69730548 T DE69730548 T DE 69730548T DE 69730548 T DE69730548 T DE 69730548T DE 69730548 D1 DE69730548 D1 DE 69730548D1
Authority
DE
Germany
Prior art keywords
former
guide
communication satellite
satellite
communication
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69730548T
Other languages
English (en)
Other versions
DE69730548T2 (de
Inventor
Michael E Stewart
Stuart T Linsky
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Northrop Grumman Systems Corp
Original Assignee
Northrop Grumman Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Northrop Grumman Corp filed Critical Northrop Grumman Corp
Application granted granted Critical
Publication of DE69730548D1 publication Critical patent/DE69730548D1/de
Publication of DE69730548T2 publication Critical patent/DE69730548T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1853—Satellite systems for providing telephony service to a mobile station, i.e. mobile satellite service
    • H04B7/18563—Arrangements for interconnecting multiple systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1853—Satellite systems for providing telephony service to a mobile station, i.e. mobile satellite service
    • H04B7/18558—Arrangements for managing communications, i.e. for setting up, maintaining or releasing a call between stations
    • H04B7/1856—Arrangements for managing communications, i.e. for setting up, maintaining or releasing a call between stations for call routing

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
DE69730548T 1996-03-21 1997-02-21 Wegleiter und Formierer für Kommunikationssatellit Expired - Lifetime DE69730548T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US620068 1996-03-21
US08/620,068 US5930708A (en) 1996-03-21 1996-03-21 Communications satellite router-formatter

Publications (2)

Publication Number Publication Date
DE69730548D1 true DE69730548D1 (de) 2004-10-14
DE69730548T2 DE69730548T2 (de) 2005-08-18

Family

ID=24484445

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69730548T Expired - Lifetime DE69730548T2 (de) 1996-03-21 1997-02-21 Wegleiter und Formierer für Kommunikationssatellit

Country Status (3)

Country Link
US (1) US5930708A (de)
EP (1) EP0797319B1 (de)
DE (1) DE69730548T2 (de)

Families Citing this family (92)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6072768A (en) * 1996-09-04 2000-06-06 Globalstar L.P. Automatic satellite/terrestrial mobile terminal roaming system and method
DE19653469C2 (de) * 1996-12-20 1998-12-03 Siemens Ag Verfahren zur Verbindungssteuerung zwischen einem Kommunikationsendgerät eines Funkkommunikationsnetzes und einem weiteren Kommunikationsendgerät und ein entsprechendes Funkkommunikationssystem
JPH10336089A (ja) * 1997-04-02 1998-12-18 Fujitsu Ltd 情報配送システム
FR2767244B1 (fr) * 1997-08-11 2004-09-24 Te Sa M Telecomm Par Satellite Dispositif pour relier un commutateur telephonique a un reseau telephonique fixe via un reseau radiotelephonique
US6944139B1 (en) * 1998-03-27 2005-09-13 Worldspace Management Corporation Digital broadcast system using satellite direct broadcast and terrestrial repeater
US6160797A (en) 1998-04-03 2000-12-12 Starguide Digital Networks, Inc. Satellite receiver/router, system, and method of use
US8284774B2 (en) * 1998-04-03 2012-10-09 Megawave Audio Llc Ethernet digital storage (EDS) card and satellite transmission system
US6269252B1 (en) * 1998-05-27 2001-07-31 Motorola, Inc. Programmable bridging apparatus to connect multiple networks of different protocols
US6148196A (en) * 1998-07-29 2000-11-14 Motorola, Inc. Remote control and location system
US6198921B1 (en) * 1998-11-16 2001-03-06 Emil Youssefzadeh Method and system for providing rural subscriber telephony service using an integrated satellite/cell system
US6538561B2 (en) * 1998-12-31 2003-03-25 Weblink Wireless, Inc. Data communication network for minimizing toll-charge dependent links and method of operation
US6477369B1 (en) * 1999-09-30 2002-11-05 Adc Telecommunications, Inc. Broadband communication network
US6430391B1 (en) * 1999-11-29 2002-08-06 Ericsson Inc. Duplex satellite communication using a single frequency or pair
KR100315712B1 (ko) * 1999-12-16 2001-12-12 윤종용 복합위성단말기에서 자동 동작 모드 전환 방법
FR2803713B1 (fr) * 2000-01-07 2002-08-30 Aerospatiale Matra Systeme de telecommunication cellulaire a satellite relais
US8265637B2 (en) 2000-08-02 2012-09-11 Atc Technologies, Llc Systems and methods for modifying antenna radiation patterns of peripheral base stations of a terrestrial network to allow reduced interference
US6859652B2 (en) 2000-08-02 2005-02-22 Mobile Satellite Ventures, Lp Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis
US7792488B2 (en) 2000-12-04 2010-09-07 Atc Technologies, Llc Systems and methods for transmitting electromagnetic energy over a wireless channel having sufficiently weak measured signal strength
US6728535B2 (en) * 2001-05-02 2004-04-27 The Boeing Company Fail-over of forward link equipment
CN1138427C (zh) * 2001-05-30 2004-02-11 华为技术有限公司 一种实现移动通讯系统呼叫接续中语音信道交换的方法
US7593724B2 (en) 2001-09-14 2009-09-22 Atc Technologies, Llc Systems and methods for terrestrial reuse of cellular satellite frequency spectrum in a time-division duplex mode
US7792069B2 (en) 2001-09-14 2010-09-07 Atc Technologies, Llc Systems and methods for terrestrial reuse of cellular satellite frequency spectrum using different channel separation technologies in forward and reverse links
US7113778B2 (en) 2001-09-14 2006-09-26 Atc Technologies, Llc Aggregate radiated power control for multi-band/multi-mode satellite radiotelephone communications systems and methods
US7890098B2 (en) 2001-09-14 2011-02-15 Atc Technologies, Llc Staggered sectorization for terrestrial reuse of satellite frequencies
US7062267B2 (en) 2001-09-14 2006-06-13 Atc Technologies, Llc Methods and systems for modifying satellite antenna cell patterns in response to terrestrial reuse of satellite frequencies
US7664460B2 (en) 2001-09-14 2010-02-16 Atc Technologies, Llc Systems and methods for terrestrial reuse of cellular satellite frequency spectrum in a time-division duplex and/or frequency-division duplex mode
US7447501B2 (en) 2001-09-14 2008-11-04 Atc Technologies, Llc Systems and methods for monitoring selected terrestrially used satellite frequency signals to reduce potential interference
US8270898B2 (en) 2001-09-14 2012-09-18 Atc Technologies, Llc Satellite-band spectrum utilization for reduced or minimum interference
US6785543B2 (en) 2001-09-14 2004-08-31 Mobile Satellite Ventures, Lp Filters for combined radiotelephone/GPS terminals
US7603117B2 (en) 2001-09-14 2009-10-13 Atc Technologies, Llc Systems and methods for terrestrial use of cellular satellite frequency spectrum
US7127043B2 (en) * 2001-11-01 2006-10-24 Net2Phone, Inc. Secondary subscriber line override system and method
WO2003065617A1 (en) * 2002-02-01 2003-08-07 Alcatel System and method for efficient frequency use in a hybrid multi-spot satellite broadcasting system
US6856787B2 (en) * 2002-02-12 2005-02-15 Mobile Satellite Ventures, Lp Wireless communications systems and methods using satellite-linked remote terminal interface subsystems
US6937857B2 (en) 2002-05-28 2005-08-30 Mobile Satellite Ventures, Lp Systems and methods for reducing satellite feeder link bandwidth/carriers in cellular satellite systems
EP1525765A1 (de) * 2002-06-25 2005-04-27 Nokia Corporation Verfahren zur leitweglenkung und netzwerkelement
US7203490B2 (en) 2003-03-24 2007-04-10 Atc Technologies, Llc Satellite assisted push-to-send radioterminal systems and methods
US20040196798A1 (en) * 2003-04-01 2004-10-07 Abousleman Glen P System and method for wireless transmission of signals using multiple channels assigned in response to signal type
US8670705B2 (en) 2003-07-30 2014-03-11 Atc Technologies, Llc Additional intra-and/or inter-system interference reducing systems and methods for satellite communications systems
US7113743B2 (en) 2003-09-11 2006-09-26 Atc Technologies, Llc Systems and methods for inter-system sharing of satellite communications frequencies within a common footprint
BRPI0414609A (pt) 2003-09-23 2006-11-07 Atc Tech Llc métodos para coordenar comunicações de uma estação móvel com um sistema de comunicações móveis via satélite e um sistema de comunicações móveis terrestre, e para coordenar comunicações de uma estação móvel, e, sistema de comunicações
US8380186B2 (en) 2004-01-22 2013-02-19 Atc Technologies, Llc Satellite with different size service link antennas and radioterminal communication methods using same
US8655398B2 (en) 2004-03-08 2014-02-18 Atc Technologies, Llc Communications systems and methods including emission detection
US7933552B2 (en) 2004-03-22 2011-04-26 Atc Technologies, Llc Multi-band satellite and/or ancillary terrestrial component radioterminal communications systems and methods with combining operation
US7606590B2 (en) 2004-04-07 2009-10-20 Atc Technologies, Llc Satellite/hands-free interlock systems and/or companion devices for radioterminals and related methods
US7636566B2 (en) 2004-04-12 2009-12-22 Atc Technologies, Llc Systems and method with different utilization of satellite frequency bands by a space-based network and an ancillary terrestrial network
US8265549B2 (en) 2004-05-18 2012-09-11 Atc Technologies, Llc Satellite communications systems and methods using radiotelephone
WO2006012348A2 (en) 2004-06-25 2006-02-02 Atc Technologies, Llc Method and system for frequency translation on-board a communications satellite
WO2006020793A2 (en) 2004-08-11 2006-02-23 Atc Technologies, Llc System for reduction of interference between different communications system
US7639981B2 (en) 2004-11-02 2009-12-29 Atc Technologies, Llc Apparatus and methods for power control in satellite communications systems with satellite-linked terrestrial stations
US7653348B2 (en) 2004-11-16 2010-01-26 Atc Technologies, Llc Satellite communications systems, components and methods for operating shared satellite gateways
US7747229B2 (en) 2004-11-19 2010-06-29 Atc Technologies, Llc Electronic antenna beam steering using ancillary receivers and related methods
US7454175B2 (en) 2004-12-07 2008-11-18 Atc Technologies, Llc Broadband wireless communications systems and methods using multiple non-contiguous frequency bands/segments
US8594704B2 (en) 2004-12-16 2013-11-26 Atc Technologies, Llc Location-based broadcast messaging for radioterminal users
BRPI0514916A (pt) 2005-01-05 2008-06-24 Atc Tech Llc método de comunicação, sistema, detector redutor de interferência para um sistema de comunicação de satélite, portal para um sistema de terminal sem fios de satélite, redutor de interferência, transmissor para um componente, radioterminal, e, método de reduzir interferência
US7596111B2 (en) 2005-01-27 2009-09-29 Atc Technologies, Llc Satellite/terrestrial wireless communications systems and methods using disparate channel separation codes
US7738837B2 (en) 2005-02-22 2010-06-15 Atc Technologies, Llc Satellites using inter-satellite links to create indirect feeder link paths
US7620394B2 (en) 2005-02-22 2009-11-17 Atc Technologies, Llc Reusing frequencies of a fixed and/or mobile communications system
US7756490B2 (en) 2005-03-08 2010-07-13 Atc Technologies, Llc Methods, radioterminals, and ancillary terrestrial components for communicating using spectrum allocated to another satellite operator
US7587171B2 (en) 2005-03-09 2009-09-08 Atc Technologies, Llc Reducing interference in a wireless communications signal in the frequency domain
US7796986B2 (en) 2005-03-11 2010-09-14 Atc Technologies, Llc Modification of transmission values to compensate for interference in a satellite down-link communications
WO2006099443A1 (en) 2005-03-15 2006-09-21 Atc Technologies, Llc Intra-system and/or inter-system reuse of feeder link frequencies including interference suppression systems and methods
US7453396B2 (en) 2005-04-04 2008-11-18 Atc Technologies, Llc Radioterminals and associated operating methods that alternate transmission of wireless communications and processing of global positioning system signals
US7385947B2 (en) 2005-05-04 2008-06-10 Nokia Corporation Low-cost radio access network enabling local switching
US7817967B2 (en) 2005-06-21 2010-10-19 Atc Technologies, Llc Communications systems including adaptive antenna systems and methods for inter-system and intra-system interference reduction
US7970345B2 (en) 2005-06-22 2011-06-28 Atc Technologies, Llc Systems and methods of waveform and/or information splitting for wireless transmission of information to one or more radioterminals over a plurality of transmission paths and/or system elements
US7907944B2 (en) 2005-07-05 2011-03-15 Atc Technologies, Llc Methods, apparatus and computer program products for joint decoding of access probes in a CDMA communications system
US8190114B2 (en) 2005-07-20 2012-05-29 Atc Technologies, Llc Frequency-dependent filtering for wireless communications transmitters
US7623867B2 (en) 2005-07-29 2009-11-24 Atc Technologies, Llc Satellite communications apparatus and methods using asymmetrical forward and return link frequency reuse
MX2008001707A (es) 2005-08-09 2008-11-10 Atc Tech Llc Sistemas y metodos de comunicaciones por satelite utilizando antenas de enlace alimentador substancialmente co-localizadas.
US20070123252A1 (en) 2005-10-12 2007-05-31 Atc Technologies, Llc Systems, methods and computer program products for mobility management in hybrid satellite/terrestrial wireless communications systems
US8437750B2 (en) 2005-12-15 2013-05-07 Slieve Mish Inventions Limited Communications system and method
US8090041B2 (en) 2006-01-20 2012-01-03 Atc Technologies Llc Systems and methods for forward link closed loop beamforming
US8705436B2 (en) 2006-02-15 2014-04-22 Atc Technologies, Llc Adaptive spotbeam broadcasting, systems, methods and devices for high bandwidth content distribution over satellite
EP2002682B1 (de) 2006-03-14 2018-01-10 Cell & Sat Optimierung von übertragungsbetriebsmitteln durch lokale prüfschleifen in einem zellularen mobilfunkkommunikationsnetz
FR2898759B1 (fr) 2006-03-14 2008-05-16 Cell & Sat Soc Par Actions Sim Procede d'optimisation de l'allocation des ressources dans un reseau cellulaire mettant en oeuvre une liaison de transmission radio partagee, reseau et adaptateurs de reseau correspondants.
US7751823B2 (en) 2006-04-13 2010-07-06 Atc Technologies, Llc Systems and methods for controlling a level of interference to a wireless receiver responsive to an activity factor associated with a wireless transmitter
US8923850B2 (en) 2006-04-13 2014-12-30 Atc Technologies, Llc Systems and methods for controlling base station sectors to reduce potential interference with low elevation satellites
US9014619B2 (en) 2006-05-30 2015-04-21 Atc Technologies, Llc Methods and systems for satellite communications employing ground-based beam forming with spatially distributed hybrid matrix amplifiers
US8169955B2 (en) 2006-06-19 2012-05-01 Atc Technologies, Llc Systems and methods for orthogonal frequency division multiple access (OFDMA) communications over satellite links
US8526941B2 (en) 2006-06-29 2013-09-03 Atc Technologies, Llc Apparatus and methods for mobility management in hybrid terrestrial-satellite mobile communications systems
DE102006060002A1 (de) 2006-12-19 2008-06-26 Siemens Programm- Und Systementwicklung Gmbh & Co. Kg Verfahren, System und Einrichtung zur Datenreduktion in einem Mobilfunknetz
US8031646B2 (en) 2007-05-15 2011-10-04 Atc Technologies, Llc Systems, methods and devices for reusing spectrum of another operator
US8064824B2 (en) 2007-07-03 2011-11-22 Atc Technologies, Llc Systems and methods for reducing power robbing impact of interference to a satellite
WO2009088326A1 (en) * 2008-01-07 2009-07-16 Telefonaktiebolaget Lm Ericsson (Publ) Improved local switching in a cellular system
US7978135B2 (en) 2008-02-15 2011-07-12 Atc Technologies, Llc Antenna beam forming systems/methods using unconstrained phase response
US8433241B2 (en) 2008-08-06 2013-04-30 Atc Technologies, Llc Systems, methods and devices for overlaid operations of satellite and terrestrial wireless communications systems
US8193975B2 (en) 2008-11-12 2012-06-05 Atc Technologies Iterative antenna beam forming systems/methods
US8339308B2 (en) 2009-03-16 2012-12-25 Atc Technologies Llc Antenna beam forming systems, methods and devices using phase adjusted least squares beam forming
US8520561B2 (en) 2009-06-09 2013-08-27 Atc Technologies, Llc Systems, methods and network components that provide different satellite spot beam return carrier groupings and reuse patterns
CA2769828C (en) 2009-09-28 2017-04-04 Atc Technologies, Llc Systems and methods for adaptive interference cancellation beamforming
US10110288B2 (en) 2009-11-04 2018-10-23 Atc Technologies, Llc Frequency division duplex (FDD) return link transmit diversity systems, methods and devices using forward link side information
US8274925B2 (en) 2010-01-05 2012-09-25 Atc Technologies, Llc Retaining traffic channel assignments for satellite terminals to provide lower latency communication services

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3564147A (en) * 1968-04-05 1971-02-16 Communications Satellite Corp Local routing channel sharing system and method for communications via a satellite relay
US3629511A (en) * 1969-08-05 1971-12-21 Bell Telephone Labor Inc Pbx telephone system with main and satellite switch units
US3818453A (en) * 1971-08-11 1974-06-18 Communications Satellite Corp Tdma satellite communications system
US3842350A (en) * 1972-12-26 1974-10-15 Gen Electric Combined land line and satellite communication switching system
US4583218A (en) * 1983-05-11 1986-04-15 At&T Bell Laboratories Control communication in a switching system having clustered remote switching modules
JPH07123314B2 (ja) * 1986-05-09 1995-12-25 日本電気株式会社 無線通信装置
US4876681A (en) * 1987-05-15 1989-10-24 Hitachi, Ltd. Packet switching equipment and a packet switching method for controlling packet switched networks
US5327572A (en) * 1990-03-06 1994-07-05 Motorola, Inc. Networked satellite and terrestrial cellular radiotelephone systems
US5081703A (en) * 1990-06-27 1992-01-14 Pactel Corporation Satellite mobile communication system for rural service areas
US5173933A (en) * 1990-09-25 1992-12-22 World Communication Systems, Inc. Interface between mobile telecommunication stations and trunks that link to communication carriers
JP2601043B2 (ja) * 1991-03-20 1997-04-16 富士通株式会社 仮想私設網接続方式
US5526404A (en) * 1991-10-10 1996-06-11 Space Systems/Loral, Inc. Worldwide satellite telephone system and a network coordinating gateway for allocating satellite and terrestrial gateway resources
US5313457A (en) * 1992-04-14 1994-05-17 Trimble Navigation Limited Code position modulation system and method for multiple user satellite communications
CA2105710A1 (en) * 1992-11-12 1994-05-13 Raymond Joseph Leopold Network of hierarchical communication systems and method therefor
US5442689A (en) * 1993-01-29 1995-08-15 At&T Corp. Apparatus and method for providing services prior to call completion in a telecommuncation system
JP2901170B2 (ja) * 1993-05-27 1999-06-07 ケイディディ株式会社 衛星／陸上移動体通信システム統合方式
FR2707063B1 (de) * 1993-06-25 1995-09-22 Alcatel Mobile Comm France
US5412660A (en) * 1993-09-10 1995-05-02 Trimble Navigation Limited ISDN-to-ISDN communication via satellite microwave radio frequency communications link
US5666661A (en) * 1994-03-10 1997-09-09 Motorola, Inc. Method for automatically bypassing the use of a communication system infrastructure
US5559806A (en) * 1995-02-27 1996-09-24 Motorola, Inc. Transceiver having steerable antenna and associated method

Also Published As

Publication number Publication date
EP0797319A3 (de) 2002-02-27
US5930708A (en) 1999-07-27
EP0797319A2 (de) 1997-09-24
EP0797319B1 (de) 2004-09-08
DE69730548T2 (de) 2005-08-18

Similar Documents

Publication Publication Date Title
DE69730548D1 (de) Wegleiter und Formierer für Kommunikationssatellit
DE69701317D1 (de) Wiederholer für Telekommunikationssanordnung
DE69734304D1 (de) Empfangseinrichtung für Mobilkommunikation
DE69839328D1 (de) Kanalstruktur für Kommunikationssysteme
DE69724746D1 (de) Kanalsystem für Ventilanlage
EE9800303A (et) Integreeritud kohalik sidesüsteem
DE69637651D1 (en) Kombinationstherapie für osteoporose
DE69529541D1 (de) Integriertes Kommunikationssystem
DE69526282T2 (de) Funkkommunikationseinrichtung
FI955852A0 (fi) Menetelmä ja järjestely radiotietoliikennettä varten
FI953930A (fi) Antenni monisatelliittiyhteyslinkeille
DE69710626T2 (de) Verbesserungen für Behälter
DE69536060D1 (de) Verfahrenshilfsmittel für polyolefine
DE69736743D1 (de) Verfahren und einrichtung für richtfunkkommunikation
DE69507387T2 (de) Antennenstruktur für Kommunikationssystem
DE69419566D1 (de) Tragbares Gerät für Satellitenkommunikation
DE69734398D1 (de) Inkontinenzvorrichtung für frauen
DE69716572T2 (de) Aktivierungsverfahren für eine mobilstation
DE59708874D1 (de) Verbindungseinrichtung für Längselemente
DE69716959D1 (en) Robustes navigationssystem für golfplätze
DE69524133D1 (de) Offene Stationsarchitektur für Kuvertiersysteme
DE29614817U1 (de) Verteilervorrichtung für Regenwasser
DE69527960T2 (de) Schnittstelle für flugzeugkommunikationsfunkgerät
DE69636187D1 (de) Tragbares Endgerätsystem für Satellitenkommunikation
DE29611480U1 (de) Schutzeinrichtung für Frauen

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
R082 Change of representative

Ref document number: 797319

Country of ref document: EP

Representative=s name: WUESTHOFF & WUESTHOFF PATENT- UND RECHTSANWAEL, DE

R081 Change of applicant/patentee

Ref document number: 797319

Country of ref document: EP

Owner name: NORTHROP GRUMMAN SYSTEMS CORPORATION, US

Free format text: FORMER OWNER: NORTHROP GRUMMAN CORP., LOS ANGELES, US

Effective date: 20120814

R082 Change of representative

Ref document number: 797319

Country of ref document: EP

Representative=s name: WUESTHOFF & WUESTHOFF PATENT- UND RECHTSANWAEL, DE

Effective date: 20120814