ES2132213T3 - Transmision utilizando ofdm con multiplexion en polarizacion. - Google Patents
Transmision utilizando ofdm con multiplexion en polarizacion.Info
- Publication number
- ES2132213T3 ES2132213T3 ES93901807T ES93901807T ES2132213T3 ES 2132213 T3 ES2132213 T3 ES 2132213T3 ES 93901807 T ES93901807 T ES 93901807T ES 93901807 T ES93901807 T ES 93901807T ES 2132213 T3 ES2132213 T3 ES 2132213T3
- Authority
- ES
- Spain
- Prior art keywords
- channels
- polarization
- ofdm
- transmission
- multiplexation
- 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
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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Radio Transmission System (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
PROCESO PARA LA EMISION DE UNA SEÑAL DIGITALIZADA SEGUN UNA MODULACION MULTIPORTADORA DE TIPO OFM (ORTHOGONAL FRECUENCY DIVISION MULTIPLEXING) QUE UTILIZA N CANALES ORTOGONALES. SEGUN LA PRESENTE INVENCION LOS CANALES SE DIVIDEN EN DOS, N/2 CANALES QUE CORRESPONDEN A UNA PRIMERA BANDA DE FRECUENCIA QUE SON TRANSMITIDOS POR UNA PRIMERA VIA (3A, 4A, 5A, 6A, 7A) DE EMISION SEGUN UNA PRIMERA POLARIZACION Y LOS N/2 CANALES RESTANTE TRAIDOS A LA MISMA BANDA DE FRECUENCIA Y TRANSMITIDOS POR UNA SEGUNDA VIA (3B, 4B, 5B, 6B, 7B) DE EMISION SEGUN UNA SEGUNDA POLARIZACIÑON CRUZADA RESPECTO DE LA PRIMERA. APLICACION EN LA TELEVISION DE ALTA DEFINICION DIGITAL.
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 |
---|---|
ES2132213T3 true ES2132213T3 (es) | 1999-08-16 |
Family
ID=9426230
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES93901807T Expired - Lifetime ES2132213T3 (es) | 1992-12-01 | 1992-12-01 | Transmision utilizando ofdm con multiplexion en polarizacion. |
Country Status (7)
Country | Link |
---|---|
US (1) | US6201785B1 (es) |
EP (1) | EP0672320B1 (es) |
JP (1) | JP3265578B2 (es) |
AT (1) | ATE178445T1 (es) |
DE (1) | DE69228836T2 (es) |
ES (1) | ES2132213T3 (es) |
WO (1) | WO1994013077A1 (es) |
Families Citing this family (20)
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 |
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 |
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 |
US7363039B2 (en) | 2002-08-08 | 2008-04-22 | Qualcomm Incorporated | Method of creating and utilizing diversity in multiple carrier communication system |
US6961595B2 (en) * | 2002-08-08 | 2005-11-01 | Flarion Technologies, Inc. | Methods and apparatus for operating mobile nodes in multiple states |
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 |
AU2004214003C1 (en) * | 2003-02-19 | 2010-09-16 | Qualcomm Incorporated | 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 |
CN100481742C (zh) * | 2004-02-13 | 2009-04-22 | 松下电器产业株式会社 | 无线通信系统和在其中使用的无线数字接收器 |
PL2515587T3 (pl) | 2007-01-11 | 2021-04-19 | Qualcomm Incorporated | Stosowanie DTX i DRX w systemie łączności bezprzewodowej |
EP2066044B1 (en) | 2007-11-29 | 2010-02-10 | Alcatel Lucent | Transmitter for a fiber optics multicarrier modulation transmission system using multiple polarizations |
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)
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 (en) * | 1982-01-28 | 1989-08-09 | Fujitsu Limited | Data transmitting-receiving system |
CA1273065A (en) * | 1987-06-17 | 1990-08-21 | Makoto Yoshimoto | Dual polarization transmission system |
WO1990004893A1 (fr) * | 1988-10-21 | 1990-05-03 | Thomson-Csf | Emetteur, procede d'emission et recepteur |
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 |
-
1992
- 1992-12-01 AT AT93901807T patent/ATE178445T1/de not_active IP Right Cessation
- 1992-12-01 ES ES93901807T patent/ES2132213T3/es not_active Expired - Lifetime
- 1992-12-01 JP JP51282594A patent/JP3265578B2/ja not_active Expired - Lifetime
- 1992-12-01 WO PCT/FR1992/001119 patent/WO1994013077A1/fr active IP Right Grant
- 1992-12-01 EP EP93901807A patent/EP0672320B1/fr not_active Expired - Lifetime
- 1992-12-01 DE DE69228836T patent/DE69228836T2/de not_active Expired - Lifetime
- 1992-12-01 US US08/753,766 patent/US6201785B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69228836D1 (de) | 1999-05-06 |
WO1994013077A1 (fr) | 1994-06-09 |
DE69228836T2 (de) | 1999-09-23 |
US6201785B1 (en) | 2001-03-13 |
ATE178445T1 (de) | 1999-04-15 |
EP0672320A1 (fr) | 1995-09-20 |
EP0672320B1 (fr) | 1999-03-31 |
JP3265578B2 (ja) | 2002-03-11 |
JPH08504544A (ja) | 1996-05-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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