ATE334509T1 - Endgerät für bidirektionale funkverbindung - Google Patents

Endgerät für bidirektionale funkverbindung

Info

Publication number
ATE334509T1
ATE334509T1 AT04742416T AT04742416T ATE334509T1 AT E334509 T1 ATE334509 T1 AT E334509T1 AT 04742416 T AT04742416 T AT 04742416T AT 04742416 T AT04742416 T AT 04742416T AT E334509 T1 ATE334509 T1 AT E334509T1
Authority
AT
Austria
Prior art keywords
terminal
radio connection
circulator
bidirectional radio
transmitter
Prior art date
Application number
AT04742416T
Other languages
English (en)
Inventor
Yvon Dutertre
Francois Brunet
Alain Leveque
Original Assignee
France Telecom
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 France Telecom filed Critical France Telecom
Application granted granted Critical
Publication of ATE334509T1 publication Critical patent/ATE334509T1/de

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/143—Two-way operation using the same type of signal, i.e. duplex for modulated signals
    • 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
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/408—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency the transmitter oscillator frequency being identical to the receiver local oscillator frequency
    • 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
    • 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
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • 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
    • H04B1/59—Responders; Transponders
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Transceivers (AREA)
  • Radio Relay Systems (AREA)
  • Cable Accessories (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
AT04742416T 2003-04-08 2004-03-31 Endgerät für bidirektionale funkverbindung ATE334509T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0304425A FR2853784A1 (fr) 2003-04-08 2003-04-08 Equipement terminal pour liaison hertzienne bidirectionnelle

Publications (1)

Publication Number Publication Date
ATE334509T1 true ATE334509T1 (de) 2006-08-15

Family

ID=33041748

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04742416T ATE334509T1 (de) 2003-04-08 2004-03-31 Endgerät für bidirektionale funkverbindung

Country Status (10)

Country Link
US (1) US7747284B2 (de)
EP (1) EP1611694B1 (de)
JP (1) JP4525675B2 (de)
KR (1) KR101065986B1 (de)
CN (1) CN1781260A (de)
AT (1) ATE334509T1 (de)
DE (1) DE602004001683T2 (de)
ES (1) ES2270381T3 (de)
FR (1) FR2853784A1 (de)
WO (1) WO2004093338A2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100505583C (zh) * 2007-02-09 2009-06-24 中国科学院上海微系统与信息技术研究所 一种超短波ofdm移动多媒体传感器网络传输系统
JP4879083B2 (ja) * 2007-05-07 2012-02-15 株式会社エヌ・ティ・ティ・ドコモ 漏洩電力低減装置および低減方法
US8422974B2 (en) * 2008-08-21 2013-04-16 Intersil Americas Inc. Noise cancellation for antenna module
CN103684573B (zh) * 2013-12-17 2016-08-17 成都时代星光科技有限公司 便携式无线同频中继系统
CN106797243B (zh) * 2014-10-02 2020-09-11 株式会社Kmw 移动通信系统的基站装置
CN108199855A (zh) * 2017-05-11 2018-06-22 南京义怀数据系统有限公司 一种基于数字广播的双向多媒体通讯方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS613532A (ja) * 1984-06-18 1986-01-09 Nec Corp 分波回路
JPS63245135A (ja) * 1987-03-31 1988-10-12 Mitsubishi Electric Corp 高周波中継増幅装置
JPS63245136A (ja) * 1987-03-31 1988-10-12 Mitsubishi Electric Corp 高周波中継増幅装置
JP2981259B2 (ja) * 1990-07-17 1999-11-22 関西電力株式会社 同一周波無線中継装置
JPH0779205A (ja) * 1993-06-23 1995-03-20 Nippon Telegr & Teleph Corp <Ntt> 同一周波無線通信方式
US5691978A (en) * 1995-04-07 1997-11-25 Signal Science, Inc. Self-cancelling full-duplex RF communication system
FR2744308B1 (fr) 1996-01-25 1998-03-27 France Telecom Signal hertzien bidirectionnel a frequence porteuse unique pour les deux directions, et terminaux emetteurs/recepteurs correspondants
JPH09238090A (ja) * 1996-02-29 1997-09-09 Fujitsu Ltd 併設無線システム
US6356528B1 (en) * 1999-04-15 2002-03-12 Qualcomm Incorporated Interleaver and deinterleaver for use in a diversity transmission communication system
WO2002019591A2 (en) * 2000-08-31 2002-03-07 Millimetrix Broadband Networks Ltd. Improved spatial spectral efficiency for wireless rings and network of links in millimeter wave (mmw) communication systems
JP3672196B2 (ja) * 2002-10-07 2005-07-13 松下電器産業株式会社 アンテナ装置

Also Published As

Publication number Publication date
WO2004093338A2 (fr) 2004-10-28
FR2853784A1 (fr) 2004-10-15
US7747284B2 (en) 2010-06-29
KR20050109623A (ko) 2005-11-21
KR101065986B1 (ko) 2011-09-19
WO2004093338A3 (fr) 2004-12-23
JP4525675B2 (ja) 2010-08-18
WO2004093338A8 (fr) 2005-03-17
EP1611694B1 (de) 2006-07-26
JP2006523054A (ja) 2006-10-05
DE602004001683D1 (de) 2006-09-07
ES2270381T3 (es) 2007-04-01
EP1611694A2 (de) 2006-01-04
CN1781260A (zh) 2006-05-31
DE602004001683T2 (de) 2007-09-06
US20060203751A1 (en) 2006-09-14

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Legal Events

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