DE60232996D1 - Selbststörungsentfernung durch umsetzerkompensation in einem relaiskommunikationssystem - Google Patents

Selbststörungsentfernung durch umsetzerkompensation in einem relaiskommunikationssystem

Info

Publication number
DE60232996D1
DE60232996D1 DE60232996T DE60232996T DE60232996D1 DE 60232996 D1 DE60232996 D1 DE 60232996D1 DE 60232996 T DE60232996 T DE 60232996T DE 60232996 T DE60232996 T DE 60232996T DE 60232996 D1 DE60232996 D1 DE 60232996D1
Authority
DE
Germany
Prior art keywords
self
communication system
relay communication
transfer compensation
distance removal
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
DE60232996T
Other languages
English (en)
Inventor
Richard N Blount
Donald W Becker
John H O'neill
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.)
Viasat Inc
Original Assignee
Viasat Inc
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 Viasat Inc filed Critical Viasat Inc
Application granted granted Critical
Publication of DE60232996D1 publication Critical patent/DE60232996D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/36—Modulator circuits; Transmitter circuits
    • H04L27/366—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator
    • H04L27/367—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion
    • H04L27/368—Arrangements for compensating undesirable properties of the transmission path between the modulator and the demodulator using predistortion adaptive predistortion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H04B1/525—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver
    • 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
    • H04B7/1851—Systems using a satellite or space-based relay
    • H04B7/18517—Transmission equipment in earth stations

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radio Relay Systems (AREA)
  • Noise Elimination (AREA)
DE60232996T 2002-01-15 2002-11-12 Selbststörungsentfernung durch umsetzerkompensation in einem relaiskommunikationssystem Expired - Lifetime DE60232996D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/051,887 US6996164B1 (en) 2002-01-15 2002-01-15 Self-interference removal using converter compensation in a relayed communication system
PCT/US2002/036498 WO2003061184A1 (en) 2002-01-15 2002-11-12 Self-interference removal using converter compensation in a relayed communication system

Publications (1)

Publication Number Publication Date
DE60232996D1 true DE60232996D1 (de) 2009-08-27

Family

ID=21973964

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60232996T Expired - Lifetime DE60232996D1 (de) 2002-01-15 2002-11-12 Selbststörungsentfernung durch umsetzerkompensation in einem relaiskommunikationssystem

Country Status (7)

Country Link
US (1) US6996164B1 (de)
EP (1) EP1466432B1 (de)
AU (1) AU2002357721A1 (de)
CA (1) CA2470082C (de)
DE (1) DE60232996D1 (de)
IL (2) IL162567A0 (de)
WO (1) WO2003061184A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7248625B2 (en) * 2002-09-05 2007-07-24 Silicon Storage Technology, Inc. Compensation of I-Q imbalance in digital transceivers
US8599972B2 (en) 2004-06-16 2013-12-03 Telefonaktiebolaget L M Ericsson (Publ) SIR estimation in a wireless receiver
US7773950B2 (en) 2004-06-16 2010-08-10 Telefonaktiebolaget Lm Ericsson (Publ) Benign interference suppression for received signal quality estimation
JP4214992B2 (ja) * 2004-12-13 2009-01-28 パナソニック株式会社 高周波受信器とこれに用いる集積回路及び、これらを用いた携帯機器、ならびにこれに用いる送信器と、前記高周波受信器および前記携帯機器の製造方法
US8184746B2 (en) * 2005-07-04 2012-05-22 Nxp B.V. Simplified de-rotation in digital FM demodulator architectures
WO2007127948A2 (en) * 2006-04-27 2007-11-08 Sirit Technologies Inc. Adjusting parameters associated with leakage signals
US8976727B2 (en) 2006-10-22 2015-03-10 Viasat, Inc. Cyclical obstruction communication system
WO2008056236A2 (en) * 2006-11-06 2008-05-15 Nokia Corporation Analog signal path modeling for self-interference cancellation
CN101425823A (zh) * 2007-11-01 2009-05-06 西门子公司 自干扰信号消除装置和方法以及射频识别读写器
KR101552266B1 (ko) * 2009-04-07 2015-09-11 삼성전자주식회사 수신기, 그의 간섭 제거 방법 및 그를 위한 송신기
CN101945073B (zh) * 2009-07-03 2013-02-27 中兴通讯股份有限公司 基于导频的时偏估计装置和方法
EP2633636B1 (de) 2010-10-29 2017-11-08 Telefonaktiebolaget LM Ericsson (publ) Kontrolle der selbststörungsunterdrückung bei einer relais station
US10135518B2 (en) * 2012-11-15 2018-11-20 Novelsat Ltd. Echo cancellation in communication transceivers
US10148344B2 (en) 2015-01-14 2018-12-04 Novelsat Ltd. Echo cancellation with transmitter-side pre-filtering
KR20220017261A (ko) * 2020-08-04 2022-02-11 삼성전자주식회사 자기 간섭 신호를 제거하기 위한 전자 장치 및 이의 동작 방법
JP2022117789A (ja) * 2021-02-01 2022-08-12 東芝テック株式会社 通信装置及び通信方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US925410A (en) 1909-03-12 1909-06-15 Jacob C Frey Wire-gate fastener.
US5109532A (en) 1990-01-30 1992-04-28 General Instrument Corporation Elimination of phase noise and drift incident to up and down conversion in a broadcast communication system
JP2957289B2 (ja) * 1991-02-04 1999-10-04 防衛庁技術研究本部長 送受信装置
JP2554219B2 (ja) 1991-11-26 1996-11-13 日本電信電話株式会社 ディジタル信号の重畳伝送方式
US5625640A (en) 1994-09-16 1997-04-29 Hughes Electronics Apparatus for and method of broadcast satellite network return-link signal transmission
JPH08251094A (ja) 1995-03-15 1996-09-27 Hitachi Ltd 衛星通信システム及び方法
US5691978A (en) * 1995-04-07 1997-11-25 Signal Science, Inc. Self-cancelling full-duplex RF communication system
US5596439A (en) 1995-08-01 1997-01-21 Viasat, Inc. Self-interference cancellation for two-party relayed communication
US5894496A (en) * 1996-09-16 1999-04-13 Ericsson Inc. Method and apparatus for detecting and compensating for undesired phase shift in a radio transceiver
US5896421A (en) 1996-09-25 1999-04-20 Hughes Electronics Corporation Use of low pass filter and equalizer for noise reduction in direct up-conversion schemes
US6009317A (en) 1997-01-17 1999-12-28 Ericsson Inc. Method and apparatus for compensating for imbalances between quadrature signals
US6246865B1 (en) 1997-02-04 2001-06-12 Samsung Electronics Co., Ltd. Device and method for controlling distortion characteristic of predistorter
US6011952A (en) 1998-01-20 2000-01-04 Viasat, Inc. Self-interference cancellation for relayed communication networks
US6330290B1 (en) * 1998-09-25 2001-12-11 Lucent Technologies, Inc. Digital I/Q imbalance compensation
US6516183B1 (en) * 1999-09-10 2003-02-04 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for disturbance compensation of a direct conversion receiver in a full duplex transceiver
DE112013007180T5 (de) 2013-06-20 2016-04-21 Harmonic Drive Systems Inc. Lagerhalter, Lagermechanismus und Verformungswellgetriebe

Also Published As

Publication number Publication date
EP1466432A1 (de) 2004-10-13
CA2470082C (en) 2010-07-13
US6996164B1 (en) 2006-02-07
IL162567A (en) 2009-12-24
EP1466432A4 (de) 2008-03-19
CA2470082A1 (en) 2003-07-24
WO2003061184A1 (en) 2003-07-24
EP1466432B1 (de) 2009-07-15
AU2002357721A1 (en) 2003-07-30
IL162567A0 (en) 2005-11-20

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Legal Events

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