ZA978456B - System for digital information transmission and methods and apparatuses pertaining thereto - Google Patents
System for digital information transmission and methods and apparatuses pertaining theretoInfo
- Publication number
- ZA978456B ZA978456B ZA978456A ZA978456A ZA978456B ZA 978456 B ZA978456 B ZA 978456B ZA 978456 A ZA978456 A ZA 978456A ZA 978456 A ZA978456 A ZA 978456A ZA 978456 B ZA978456 B ZA 978456B
- Authority
- ZA
- South Africa
- Prior art keywords
- methods
- information transmission
- digital information
- apparatuses pertaining
- pertaining
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0071—Use of interleaving
-
- 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
- H04L27/2602—Signal structure
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19638654A DE19638654A1 (de) | 1996-09-20 | 1996-09-20 | Verfahren zur digitalen Nachrichtenübertragung |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA978456B true ZA978456B (en) | 1998-08-03 |
Family
ID=7806390
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA978456A ZA978456B (en) | 1996-09-20 | 1997-09-19 | System for digital information transmission and methods and apparatuses pertaining thereto |
Country Status (8)
Country | Link |
---|---|
US (1) | US6442211B1 (fr) |
EP (1) | EP0965209B1 (fr) |
AU (1) | AU4776297A (fr) |
CA (1) | CA2266372C (fr) |
DE (2) | DE19638654A1 (fr) |
ES (1) | ES2273361T3 (fr) |
WO (1) | WO1998012880A2 (fr) |
ZA (1) | ZA978456B (fr) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6151296A (en) * | 1997-06-19 | 2000-11-21 | Qualcomm Incorporated | Bit interleaving for orthogonal frequency division multiplexing in the transmission of digital signals |
US6442221B1 (en) * | 1998-09-22 | 2002-08-27 | Zenith Electronics Corporation | Ghost eliminating equalizer |
DE19914324C1 (de) * | 1999-03-30 | 2001-01-11 | Iad Gmbh | Kommunikationssystem zur Datenübertragung in einem vermaschten Netzwerk unter Verwendung eines Verfahrens mit Muliträgerübertragung |
FR2797131B1 (fr) * | 1999-07-29 | 2004-02-20 | Kurtosis Ingenierie | Procede de distribution d'informations |
US6987752B1 (en) | 1999-09-15 | 2006-01-17 | Lucent Technologies Inc. | Method and apparatus for frequency offset estimation and interleaver synchronization using periodic signature sequences |
US6842421B1 (en) | 1999-09-17 | 2005-01-11 | Lucent Technologies Inc. | Method and apparatus for post-detection maximum ratio combining with antenna diversity in an orthogonal frequency division multiplexing (OFDM) communication system |
US7573807B1 (en) * | 1999-09-17 | 2009-08-11 | Alcatel-Lucent Usa Inc. | Method and apparatus for performing differential modulation over frequency in an orthogonal frequency division multiplexing (OFDM) communication system |
US6879640B1 (en) * | 1999-10-20 | 2005-04-12 | Broadcom Corporation | Method, apparatus and system for high-speed transmission on fiber optic channel |
ES2272438T3 (es) | 2000-01-07 | 2007-05-01 | Aware, Inc. | Metodos y sistemas de diagnostico por modemes multiportadores. |
JP4359864B2 (ja) * | 2000-04-03 | 2009-11-11 | 日本ビクター株式会社 | 直交周波数分割多重装置および直交周波数分割多重方法 |
AU2001257081A1 (en) | 2000-04-18 | 2001-10-30 | Aware, Inc. | Data allocation with variable SNR margins |
EP2031788B1 (fr) * | 2000-08-24 | 2011-11-30 | Sony Deutschland Gmbh | Système de communication pour la réception et la transmission de signaux OFDM dans un système de communications sans fil |
DE10112773B4 (de) * | 2001-03-16 | 2012-09-20 | Rohde & Schwarz Gmbh & Co Kg | Verfahren zur Frequenz- und Zeit-Synchronisation eines OFDM-Empfängers |
CN1245829C (zh) * | 2001-06-05 | 2006-03-15 | Lg电子株式会社 | 无线发送/接收装置和方法 |
US7342973B2 (en) * | 2001-09-26 | 2008-03-11 | General Atomics | Method and apparatus for adapting multi-band ultra-wideband signaling to interference sources |
US7403575B2 (en) * | 2001-09-26 | 2008-07-22 | General Atomics | Method and apparatus for adapting signaling to maximize the efficiency of spectrum usage for multi-band systems in the presence of interference |
US6895059B2 (en) * | 2001-09-26 | 2005-05-17 | General Atomics | Method and apparatus for data transfer using a time division multiple frequency scheme |
US7609608B2 (en) | 2001-09-26 | 2009-10-27 | General Atomics | Method and apparatus for data transfer using a time division multiple frequency scheme with additional modulation |
US7321601B2 (en) * | 2001-09-26 | 2008-01-22 | General Atomics | Method and apparatus for data transfer using a time division multiple frequency scheme supplemented with polarity modulation |
US7236464B2 (en) * | 2001-09-26 | 2007-06-26 | General Atomics | Flexible method and apparatus for encoding and decoding signals using a time division multiple frequency scheme |
US7031250B2 (en) * | 2001-09-27 | 2006-04-18 | Rf Micro Devices, Inc. | Method and apparatus for channel estimation |
US7170961B2 (en) * | 2002-01-08 | 2007-01-30 | Patrick Vandenameele-Lepla | Method and apparatus for frequency-domain tracking of residual frequency and channel estimation offsets |
KR100553544B1 (ko) * | 2002-08-31 | 2006-02-20 | 삼성탈레스 주식회사 | 버스트 직교 주파수분할 다중 전송 시스템에서 주파수 오프셋 추정 및 채널 등화방법 |
DE10301556B4 (de) * | 2003-01-16 | 2012-03-01 | IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH | Verfahren zur Gleichwellenübertragung und Gleichwellenfunksystem oder drahtgebundenes Gleichwellenübertragungssystem mit räumlich verteilt angeordneten Gleichwellensendern |
KR100772504B1 (ko) * | 2005-12-01 | 2007-11-01 | 한국전자통신연구원 | 높은 전송 전력 효율을 가지는 ofdm 세기 변조 /직접검파방식의 유/무선 통신 시스템 변조/복조 장치와 방법 |
US8102799B2 (en) * | 2006-10-16 | 2012-01-24 | Assa Abloy Hospitality, Inc. | Centralized wireless network for multi-room large properties |
US8685032B2 (en) * | 2010-02-23 | 2014-04-01 | Cook Medical Technologies Llc | Pressure sensing vertebroplasty extension tube |
WO2014016705A2 (fr) | 2012-07-27 | 2014-01-30 | Assa Abloy Ab | Commandes de remise au point de consigne basées sur des informations d'absence/présence |
EP2878114B1 (fr) | 2012-07-27 | 2020-06-03 | Assa Abloy Ab | Mise à jour d'authentifiants basée sur la présence |
RU2608178C2 (ru) * | 2015-06-10 | 2017-01-17 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Омский государственный технический университет" | Способ энергетически скрытной передачи дискретных сообщений по каналам радиосвязи |
US10361727B2 (en) * | 2015-11-25 | 2019-07-23 | Electronics An Telecommunications Research Institute | Error correction encoder, error correction decoder, and optical communication device including the same |
KR102141160B1 (ko) * | 2015-11-25 | 2020-08-04 | 한국전자통신연구원 | 오류 정정 부호기, 오류 정정 복호기 및 오류 정정 부호기 및 복호기를 포함하는 광 통신 장치 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4313197A (en) * | 1980-04-09 | 1982-01-26 | Bell Telephone Laboratories, Incorporated | Spread spectrum arrangement for (de)multiplexing speech signals and nonspeech signals |
US5063574A (en) * | 1990-03-06 | 1991-11-05 | Moose Paul H | Multi-frequency differentially encoded digital communication for high data rate transmission through unequalized channels |
US5291289A (en) * | 1990-11-16 | 1994-03-01 | North American Philips Corporation | Method and apparatus for transmission and reception of a digital television signal using multicarrier modulation |
DE4114274A1 (de) * | 1991-05-02 | 1992-11-05 | Daimler Benz Ag | Verfahren und anordnung zur differentiellen modulation von signalen in einem mehrkanal-uebertragungssystem |
GB9209027D0 (en) * | 1992-04-25 | 1992-06-17 | British Aerospace | Multi purpose digital signal regenerative processing apparatus |
DE4310031C2 (de) * | 1993-03-27 | 1997-07-17 | Grundig Emv | Verfahren zur Korrektur von Phase und Amplitude eines breitbandigen Empfangssignals mit Hilfe von Referenzsignalen |
JP3139909B2 (ja) * | 1994-03-15 | 2001-03-05 | 株式会社東芝 | 階層的直交周波数多重伝送方式および送受信装置 |
JP3145003B2 (ja) * | 1995-03-23 | 2001-03-12 | 株式会社東芝 | 直交周波数分割多重伝送方式とその送信装置および受信装置 |
JP3407558B2 (ja) * | 1996-08-23 | 2003-05-19 | ソニー株式会社 | 送信方法、送信装置、受信方法、受信装置、多元接続方法及び多元接続システム |
US5953311A (en) * | 1997-02-18 | 1999-09-14 | Discovision Associates | Timing synchronization in a receiver employing orthogonal frequency division multiplexing |
DE19647833B4 (de) * | 1996-11-19 | 2005-07-07 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Verfahren zur gleichzeitigen Funkübertragung digitaler Daten zwischen mehreren Teilnehmerstationen und einer Basisstation |
US6151296A (en) * | 1997-06-19 | 2000-11-21 | Qualcomm Incorporated | Bit interleaving for orthogonal frequency division multiplexing in the transmission of digital signals |
-
1996
- 1996-09-20 DE DE19638654A patent/DE19638654A1/de not_active Withdrawn
-
1997
- 1997-09-19 ES ES97910320T patent/ES2273361T3/es not_active Expired - Lifetime
- 1997-09-19 DE DE59712721T patent/DE59712721D1/de not_active Expired - Lifetime
- 1997-09-19 WO PCT/EP1997/005162 patent/WO1998012880A2/fr active IP Right Grant
- 1997-09-19 EP EP97910320A patent/EP0965209B1/fr not_active Expired - Lifetime
- 1997-09-19 AU AU47762/97A patent/AU4776297A/en not_active Abandoned
- 1997-09-19 CA CA002266372A patent/CA2266372C/fr not_active Expired - Lifetime
- 1997-09-19 ZA ZA978456A patent/ZA978456B/xx unknown
-
1999
- 1999-03-22 US US09/275,643 patent/US6442211B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA2266372A1 (fr) | 1998-03-26 |
WO1998012880A2 (fr) | 1998-03-26 |
CA2266372C (fr) | 2008-07-22 |
EP0965209A2 (fr) | 1999-12-22 |
DE59712721D1 (de) | 2006-10-12 |
EP0965209B1 (fr) | 2006-08-30 |
DE19638654A1 (de) | 1998-03-26 |
AU4776297A (en) | 1998-04-14 |
US6442211B1 (en) | 2002-08-27 |
WO1998012880A3 (fr) | 1998-08-13 |
ES2273361T3 (es) | 2007-05-01 |
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