ATE178445T1 - Ofdm-übertragung mit polarisationsmultiplex - Google Patents

Ofdm-übertragung mit polarisationsmultiplex

Info

Publication number
ATE178445T1
ATE178445T1 AT93901807T AT93901807T ATE178445T1 AT E178445 T1 ATE178445 T1 AT E178445T1 AT 93901807 T AT93901807 T AT 93901807T AT 93901807 T AT93901807 T AT 93901807T AT E178445 T1 ATE178445 T1 AT E178445T1
Authority
AT
Austria
Prior art keywords
channels
polarization
ofdm transmission
polarization multiplex
frequency band
Prior art date
Application number
AT93901807T
Other languages
English (en)
Inventor
Yvon Fouche
Couasnon Tristan De
Original Assignee
Thomson Multimedia Sa
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 Thomson Multimedia Sa filed Critical Thomson Multimedia Sa
Application granted granted Critical
Publication of ATE178445T1 publication Critical patent/ATE178445T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • 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
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Radio Transmission System (AREA)
AT93901807T 1992-12-01 1992-12-01 Ofdm-übertragung mit polarisationsmultiplex ATE178445T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/FR1992/001119 WO1994013077A1 (fr) 1992-12-01 1992-12-01 Transmission ofdm avec multiplexage en polarisation

Publications (1)

Publication Number Publication Date
ATE178445T1 true ATE178445T1 (de) 1999-04-15

Family

ID=9426230

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93901807T ATE178445T1 (de) 1992-12-01 1992-12-01 Ofdm-übertragung mit polarisationsmultiplex

Country Status (7)

Country Link
US (1) US6201785B1 (de)
EP (1) EP0672320B1 (de)
JP (1) JP3265578B2 (de)
AT (1) ATE178445T1 (de)
DE (1) DE69228836T2 (de)
ES (1) ES2132213T3 (de)
WO (1) WO1994013077A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6501771B2 (en) 1997-02-11 2002-12-31 At&T Wireless Services, Inc. Delay compensation
US5933421A (en) * 1997-02-06 1999-08-03 At&T Wireless Services Inc. Method for frequency division duplex communications
US6359923B1 (en) 1997-12-18 2002-03-19 At&T Wireless Services, Inc. Highly bandwidth efficient communications
US6584144B2 (en) 1997-02-24 2003-06-24 At&T Wireless Services, Inc. Vertical adaptive antenna array for a discrete multitone spread spectrum communications system
US6408016B1 (en) 1997-02-24 2002-06-18 At&T Wireless Services, Inc. Adaptive weight update method and system for a discrete multitone spread spectrum communications system
KR100314353B1 (ko) * 1998-04-28 2001-12-28 전주범 직교분할대역수신시스템
JP4066523B2 (ja) * 1998-07-22 2008-03-26 ソニー株式会社 Ｏｆｄｍ信号発生方法及びｏｆｄｍ信号発生装置
US7933555B2 (en) * 1999-10-21 2011-04-26 Broadcom Corporation System and method for reducing phase noise
US8014724B2 (en) 1999-10-21 2011-09-06 Broadcom Corporation System and method for signal limiting
US6961595B2 (en) * 2002-08-08 2005-11-01 Flarion Technologies, Inc. Methods and apparatus for operating mobile nodes in multiple states
US7363039B2 (en) 2002-08-08 2008-04-22 Qualcomm Incorporated Method of creating and utilizing diversity in multiple carrier communication system
US7551678B2 (en) 2002-12-19 2009-06-23 Fujitsu Limited OFDM transceiver apparatus
US7933343B2 (en) * 2002-12-30 2011-04-26 Motorola Mobility, Inc. Enhanced OFDM by use of alternating polarization states
CA2516382C (en) * 2003-02-19 2013-04-16 Flarion Technologies, Inc. Controlled superposition coding in multi-user communication systems
US8593932B2 (en) * 2003-05-16 2013-11-26 Qualcomm Incorporated Efficient signal transmission methods and apparatus using a shared transmission resource
US7925291B2 (en) 2003-08-13 2011-04-12 Qualcomm Incorporated User specific downlink power control channel Q-bit
WO2005078945A1 (en) * 2004-02-13 2005-08-25 Matsushita Electric Industrial Co., Ltd. Wireless communications system and wireless digital receiver for use therein
DK2515587T3 (da) 2007-01-11 2020-12-14 Qualcomm Inc Anvendelse af dtx og drx i et trådløst kommunikationssystem
EP2066044B1 (de) 2007-11-29 2010-02-10 Alcatel Lucent Sender für ein Glasfaser-Mehrträger-Modulationssendesystem mit mehreren Polarisierungen
KR101226956B1 (ko) * 2009-10-23 2013-01-28 한국전자통신연구원 편광 다중 광 ｏｆｄｍ 송신기 및 수신기
US8199851B1 (en) 2011-07-14 2012-06-12 The Aerospace Corporation Systems and methods for increasing communications bandwidth using non-orthogonal polarizations
US11496350B2 (en) 2018-03-27 2022-11-08 University Of South Carolina Dual-polarization FBMC in wireless communication systems

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3742149A (en) * 1970-05-06 1973-06-26 Nippon Electric Co A frequency division multiplex microwave communication system using polarization division multiplex technique
US4112370A (en) * 1976-08-06 1978-09-05 Signatron, Inc. Digital communications receiver for dual input signal
US4385378A (en) * 1980-08-25 1983-05-24 Communication Satellite Corporation High power multiplexer for dual polarized frequency reuse earth stations
EP0085614B1 (de) * 1982-01-28 1989-08-09 Fujitsu Limited System zum Senden und Empfangen von Daten
CA1273065A (en) * 1987-06-17 1990-08-21 Makoto Yoshimoto Dual polarization transmission system
ES2065409T3 (es) * 1988-10-21 1995-02-16 Thomson Csf Emisor, procedimiento de emision y receptor.
US5357502A (en) * 1990-02-06 1994-10-18 France Telecom And Telediffusion De France Sa Device for the reception of digital data time frequency interlacing, notably for radio broadcasting at high bit rate towards mobile receivers with nyquist temporal window
FR2680061B1 (fr) * 1991-08-02 1993-11-12 Thomson Csf Procede d'emission d'un signal numerise selon une modulation multiporteuse de type ofdm, emetteur et recepteur pour la mise en óoeuvre dudit procede.
JPH0746217A (ja) * 1993-07-26 1995-02-14 Sony Corp ディジタル復調装置

Also Published As

Publication number Publication date
JPH08504544A (ja) 1996-05-14
WO1994013077A1 (fr) 1994-06-09
US6201785B1 (en) 2001-03-13
DE69228836T2 (de) 1999-09-23
EP0672320B1 (de) 1999-03-31
ES2132213T3 (es) 1999-08-16
DE69228836D1 (de) 1999-05-06
EP0672320A1 (de) 1995-09-20
JP3265578B2 (ja) 2002-03-11

Similar Documents

Publication Publication Date Title
DE69228836D1 (de) Ofdm-übertragung mit polarisationsmultiplex
AU681806B2 (en) Multiple carrier transmission in common wave broadcasting networks
EP0673131A3 (de) Hierarchisches OFDM-System
NO20006676D0 (no) Effektstyring i en flerbærebölge-radiosender
DK0573541T3 (da) System til at sende og modtage digitaldata,modtager og sender til andvendelse i et sådant system
ATE208519T1 (de) System zur übertragung von daten und werteinheiten in einem netz von spielautomaten
RU95102146A (ru) Многоканальная волоконно-оптическая система связи
EP2028783A3 (de) Synchrones kohärentes OFDM-System
CA2266165A1 (en) A wireless telecommunications system that mitigates the effect of multipath fading
CA2206866A1 (en) Orthogonal code division multiple access communication system having multicarrier modulation
CA2069944A1 (en) Method and apparatus for transmitting broadband amplitude modulated radio frequency signals over optical links
MY124181A (en) Method and apparatus for preparing and transmitting electronic program information and apparatus for producing electronic program guide from the electronic program information
KR880004656A (ko) 멀티 유저 통신 시스템
ATE414373T1 (de) Mehrträgerübertragung mit veränderlichem symbolteil und schutzintervall
ATE241234T1 (de) Tonsignalidentifikation unter verwendung digitaler markierungssignale
NO923957L (no) Fremgangsmaate ved binaer koding av punktene i en konstellasjon som brukes ved en multibaerer-modulasjon av typen ofdm
ES8707051A1 (es) Un metodo de transmision multicanal de informacion digital y video de banda ancha en una red de area local de fibra optica mediante multiplexacion por division de frecuencia
WO2002019606A3 (en) Partial response signaling for orthogonal frequency division multiplexing
ATE49091T1 (de) Zeitmultiplexkommunikationssystem zur leistungsfaehigen ausnutzung des spektrums.
IL91592A0 (en) System and method of transmitting a complex waveform over a communication channel utilizing lincompex techniques
IT1261364B (it) Sistema di ricetrasmissione di dati a multiplazione ortogonale con modulatore unico per l'allocazione in frequenza dei sottocanali
EP0668678A3 (de) System zur orthogonalen Frequenzmultiplexierung (OFDM) und Verfahren zur Übertragung von Datenfolgen.
ATE252797T1 (de) Verfahren zur datenübertragung
KR880012037A (ko) 통신 회로망
DK1041765T3 (da) Multiplex-fremgangsmåde for multicarrier-signaler i et mesh-netværk

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties