DE69227075D1 - Verfahren zur Binärkodierung von in einer OFDM-Typ Trägermodulation verwendeten Konstellationspunkten. - Google Patents
Verfahren zur Binärkodierung von in einer OFDM-Typ Trägermodulation verwendeten Konstellationspunkten.Info
- Publication number
- DE69227075D1 DE69227075D1 DE69227075T DE69227075T DE69227075D1 DE 69227075 D1 DE69227075 D1 DE 69227075D1 DE 69227075 T DE69227075 T DE 69227075T DE 69227075 T DE69227075 T DE 69227075T DE 69227075 D1 DE69227075 D1 DE 69227075D1
- Authority
- DE
- Germany
- Prior art keywords
- pct
- ofdm
- constellation points
- type carrier
- carrier modulation
- 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
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/25—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Television Systems (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Error Detection And Correction (AREA)
- Radio Transmission System (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9101584A FR2672755B1 (fr) | 1991-02-12 | 1991-02-12 | Procede de codage en binaire des points d'une constellation utilisee dans une modulation multiporteuse de type ofdm. |
PCT/FR1992/000117 WO1992014316A1 (fr) | 1991-02-12 | 1992-02-11 | Procede de codage en binaire des points d'une constellation utilisee dans une modulation multiporteuse de type ofdm |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69227075D1 true DE69227075D1 (de) | 1998-10-29 |
Family
ID=9409602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69227075T Expired - Lifetime DE69227075D1 (de) | 1991-02-12 | 1992-02-11 | Verfahren zur Binärkodierung von in einer OFDM-Typ Trägermodulation verwendeten Konstellationspunkten. |
Country Status (12)
Country | Link |
---|---|
US (1) | US5329552A (de) |
EP (1) | EP0524306B1 (de) |
JP (1) | JPH05506761A (de) |
AT (1) | ATE171579T1 (de) |
AU (1) | AU649121B2 (de) |
CA (1) | CA2079999A1 (de) |
DE (1) | DE69227075D1 (de) |
FI (1) | FI924571A (de) |
FR (1) | FR2672755B1 (de) |
NO (1) | NO923957L (de) |
RU (1) | RU2108666C1 (de) |
WO (1) | WO1992014316A1 (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2331203C (en) * | 1992-03-26 | 2004-12-07 | Matsushita Electric Industrial Co., Ltd. | Communication system |
FR2701178A1 (fr) * | 1993-02-03 | 1994-08-05 | Philips Electronique Lab | Système de communication par étalement de spectre à multiutilisateurs. |
DE4330672A1 (de) * | 1993-09-10 | 1995-03-16 | Thomson Brandt Gmbh | Verfahren zur ]bertragung von digitalisierten Fernseh- und/oder Tonrundfunksignalen |
US6334219B1 (en) | 1994-09-26 | 2001-12-25 | Adc Telecommunications Inc. | Channel selection for a hybrid fiber coax network |
US7280564B1 (en) | 1995-02-06 | 2007-10-09 | Adc Telecommunications, Inc. | Synchronization techniques in multipoint-to-point communication using orthgonal frequency division multiplexing |
USRE42236E1 (en) | 1995-02-06 | 2011-03-22 | Adc Telecommunications, Inc. | Multiuse subcarriers in multipoint-to-point communication using orthogonal frequency division multiplexing |
US6026120A (en) * | 1997-03-05 | 2000-02-15 | Paradyne Corp. | System and method for using circular constellations with uncoded modulation |
US6891887B1 (en) | 1998-05-27 | 2005-05-10 | 3Com Corporation | Multi-carrier LAN adapter device using interpolative equalizer |
US6704317B1 (en) | 1998-05-27 | 2004-03-09 | 3Com Corporation | Multi-carrier LAN modem server |
US6507585B1 (en) | 1998-05-27 | 2003-01-14 | 3Com Corporation | Multi-carrier LAN adapter device using frequency domain equalizer |
US6603811B1 (en) | 1998-05-29 | 2003-08-05 | 3Com Corporation | Low complexity frequency domain equalizer having fast re-lock |
US6377683B1 (en) | 1998-05-29 | 2002-04-23 | 3Com Corporation | Low complexity frequency domain echo canceller for DMT transceivers |
GB2339514A (en) * | 1998-07-11 | 2000-01-26 | Motorola Ltd | Cellular communication system with reduced power variation |
JP4338318B2 (ja) * | 1998-12-18 | 2009-10-07 | 富士通株式会社 | マルチキャリア伝送におけるピーク電力抑圧能力および誤り訂正能力を有する符号化およびその復号 |
US6633614B1 (en) * | 1999-09-15 | 2003-10-14 | Telcordia Technologies, Inc. | Multicarrier personal access communication system |
EP1217770A1 (de) * | 1999-09-30 | 2002-06-26 | Fujitsu Limited | Sender, empfänger und übertragungsverfahren in einem mehrträgerübertragungssystem |
WO2004004172A1 (en) * | 2002-07-01 | 2004-01-08 | Nokia Corporation | Method and apparatus to establish constellations for imperfect channel state information at a receiver |
US7889804B2 (en) * | 2003-05-30 | 2011-02-15 | Mohammad Jaber Borran | Partially coherent constellations for multiple-antenna systems |
CN101057474B (zh) | 2004-11-16 | 2010-12-01 | 三星电子株式会社 | 在正交频分多址无线通信***中处理数字信号的装置和方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3887768A (en) * | 1971-09-14 | 1975-06-03 | Codex Corp | Signal structures for double side band-quadrature carrier modulation |
US3988539A (en) * | 1974-09-16 | 1976-10-26 | Hycom Incorporated | Data transmission system using optimal eight-vector signaling scheme |
GB2103456B (en) * | 1981-06-22 | 1985-04-24 | Gen Electric Co Plc | Digital data transmission systems |
JPS5835503A (ja) * | 1981-08-27 | 1983-03-02 | Nippon Telegr & Teleph Corp <Ntt> | 零偏波分散単一直線偏波光フアイバ |
US4713817A (en) * | 1985-04-25 | 1987-12-15 | Codex Corporation | Multidimensional, convolutionally coded communication systems |
AU628102B2 (en) * | 1988-10-21 | 1992-09-10 | Thomson-Csf | Emitter, transmission method and receiver |
US4866395A (en) * | 1988-11-14 | 1989-09-12 | Gte Government Systems Corporation | Universal carrier recovery and data detection for digital communication systems |
US4924516A (en) * | 1989-05-23 | 1990-05-08 | At&T Paradyne | Method and system for a synchronized pseudo-random privacy modem |
US5214656A (en) * | 1990-12-13 | 1993-05-25 | At&T Bell Laboratories | Multiplexed coded modulation with unequal error protection |
-
1991
- 1991-02-12 FR FR9101584A patent/FR2672755B1/fr not_active Expired - Fee Related
-
1992
- 1992-02-11 US US07/941,057 patent/US5329552A/en not_active Expired - Fee Related
- 1992-02-11 RU SU5053233A patent/RU2108666C1/ru active
- 1992-02-11 EP EP92906706A patent/EP0524306B1/de not_active Expired - Lifetime
- 1992-02-11 AT AT92906706T patent/ATE171579T1/de active
- 1992-02-11 WO PCT/FR1992/000117 patent/WO1992014316A1/fr active IP Right Grant
- 1992-02-11 JP JP92506376A patent/JPH05506761A/ja active Pending
- 1992-02-11 CA CA002079999A patent/CA2079999A1/fr not_active Abandoned
- 1992-02-11 DE DE69227075T patent/DE69227075D1/de not_active Expired - Lifetime
- 1992-02-11 AU AU15446/92A patent/AU649121B2/en not_active Ceased
- 1992-10-09 FI FI924571A patent/FI924571A/fi unknown
- 1992-10-12 NO NO92923957A patent/NO923957L/no unknown
Also Published As
Publication number | Publication date |
---|---|
FI924571A0 (fi) | 1992-10-09 |
ATE171579T1 (de) | 1998-10-15 |
JPH05506761A (ja) | 1993-09-30 |
NO923957D0 (no) | 1992-10-12 |
US5329552A (en) | 1994-07-12 |
FR2672755A1 (fr) | 1992-08-14 |
WO1992014316A1 (fr) | 1992-08-20 |
RU2108666C1 (ru) | 1998-04-10 |
AU1544692A (en) | 1992-09-07 |
NO923957L (no) | 1992-10-12 |
FI924571A (fi) | 1992-10-09 |
EP0524306B1 (de) | 1998-09-23 |
CA2079999A1 (fr) | 1992-08-13 |
EP0524306A1 (de) | 1993-01-27 |
AU649121B2 (en) | 1994-05-12 |
FR2672755B1 (fr) | 1993-05-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |