DK1072135T3 - Rammestruktur og -synkronisering til multicarrier-system - Google Patents
Rammestruktur og -synkronisering til multicarrier-systemInfo
- Publication number
- DK1072135T3 DK1072135T3 DK98919265T DK98919265T DK1072135T3 DK 1072135 T3 DK1072135 T3 DK 1072135T3 DK 98919265 T DK98919265 T DK 98919265T DK 98919265 T DK98919265 T DK 98919265T DK 1072135 T3 DK1072135 T3 DK 1072135T3
- Authority
- DK
- Denmark
- Prior art keywords
- synchronization
- frame structure
- multicarrier system
- multicarrier
- frame
- Prior art date
Links
Classifications
-
- 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
-
- 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
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
-
- 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
- H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
-
- 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
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2656—Frame synchronisation, e.g. packet synchronisation, time division duplex [TDD] switching point detection or subframe synchronisation
-
- 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
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2657—Carrier synchronisation
-
- 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
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2668—Details of algorithms
- H04L27/2673—Details of algorithms characterised by synchronisation parameters
- H04L27/2675—Pilot or known symbols
-
- 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
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Display Devices Of Pinball Game Machines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP1998/002169 WO1999053665A1 (en) | 1998-04-14 | 1998-04-14 | Frame structure and frame synchronization for multicarrier systems |
Publications (1)
Publication Number | Publication Date |
---|---|
DK1072135T3 true DK1072135T3 (da) | 2002-04-08 |
Family
ID=8166938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK98919265T DK1072135T3 (da) | 1998-04-14 | 1998-04-14 | Rammestruktur og -synkronisering til multicarrier-system |
Country Status (18)
Country | Link |
---|---|
US (1) | US6993084B1 (da) |
EP (1) | EP1072135B1 (da) |
JP (1) | JP3449984B2 (da) |
KR (1) | KR100377255B1 (da) |
CN (1) | CN1160921C (da) |
AP (1) | AP2000001940A0 (da) |
AT (1) | ATE210908T1 (da) |
AU (1) | AU749912B2 (da) |
BR (1) | BRPI9815807B8 (da) |
CA (1) | CA2328174C (da) |
DE (1) | DE69802970T2 (da) |
DK (1) | DK1072135T3 (da) |
EA (1) | EA002611B1 (da) |
ES (1) | ES2169911T3 (da) |
SA (1) | SA98190439A (da) |
TW (1) | TW412901B (da) |
WO (1) | WO1999053665A1 (da) |
ZA (1) | ZA983644B (da) |
Families Citing this family (37)
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SE9801748L (sv) * | 1998-05-18 | 1999-11-19 | Telia Ab | Förbättringar i eller som hänför sig till telekommunikationsöverföringssystem |
US6711221B1 (en) * | 2000-02-16 | 2004-03-23 | Thomson Licensing S.A. | Sampling offset correction in an orthogonal frequency division multiplexing system |
DE10015257A1 (de) | 2000-03-28 | 2001-10-04 | Rohde & Schwarz | Verfahren zum Übertragen von OFDM-Signalen |
US7394864B2 (en) * | 2001-07-06 | 2008-07-01 | Conexant, Inc. | Mixed waveform configuration for wireless communications |
EP1276288B1 (en) * | 2001-07-10 | 2007-01-10 | Sony Deutschland GmbH | Reference symbols for channel estimation with multicarrier transmission |
JPWO2003032542A1 (ja) * | 2001-09-28 | 2005-01-27 | 富士通株式会社 | 周波数同期方法及び周波数同期装置 |
WO2003032541A1 (fr) * | 2001-09-28 | 2003-04-17 | Fujitsu Limited | Procede et dispositif de reception a multiplexage par repartition orthogonale de la frequence |
US6760365B2 (en) * | 2001-10-11 | 2004-07-06 | Interdigital Technology Corporation | Acquisition circuit for low chip rate option for mobile telecommunication system |
EP1652207A4 (en) * | 2003-06-05 | 2011-12-28 | Meshnetworks Inc | SYSTEM AND METHOD FOR DETERMINING A SYNCHRONIZATION POINT IN OFDM MODEMS FOR EXACT TIME-of-Flight Measurement |
KR20060005925A (ko) * | 2004-07-14 | 2006-01-18 | 에스케이 텔레콤주식회사 | Tdd방식과 ofdm 변조 방식을 이용하는 이동통신망의 rf 중계기에서 전송 신호를 분리하는 스위칭타이밍 신호 생성 방법 및 시스템 |
US20060034244A1 (en) * | 2004-08-11 | 2006-02-16 | Interdigital Technology Corporation | Method and system for link adaptation in an orthogonal frequency division multiplexing (OFDM) wireless communication system |
US7535972B2 (en) * | 2005-06-24 | 2009-05-19 | Broadcom Corporation | Programmable transmitter |
KR100746554B1 (ko) | 2005-12-08 | 2007-08-06 | 한국전자통신연구원 | 신호 송/수신 장치 |
US8139661B2 (en) | 2005-12-08 | 2012-03-20 | Electronics And Telecommunications Research Institute | Signal transmitting and receiving apparatuses |
EP2816738B1 (en) | 2006-01-18 | 2017-06-21 | Huawei Technologies Co., Ltd. | Method and system for synchronization in a communication system |
KR100821938B1 (ko) * | 2006-04-14 | 2008-04-15 | 삼성전자주식회사 | 무선통신시스템에서 상향링크 주파수 옵셋 추정 장치 및방법 |
US7813436B1 (en) * | 2006-09-07 | 2010-10-12 | Marvell International Ltd. | Frame synchronization method and apparatus |
TWI355831B (en) * | 2007-04-02 | 2012-01-01 | Ind Tech Res Inst | Method for estimating and compensating frequency o |
GB0707334D0 (en) * | 2007-04-17 | 2007-05-23 | Kop Ltd | Indicating and detecting the start of signal transmission employing frequency division multiplexing |
US8831063B2 (en) * | 2008-03-18 | 2014-09-09 | Qualcomm Incorporated | Single carrier burst structure for decision feedback equalization and tracking |
US8385373B2 (en) * | 2008-06-24 | 2013-02-26 | Adc Telecommunications, Inc. | Method and apparatus for frame detection in a communications system |
US8396180B2 (en) * | 2008-12-18 | 2013-03-12 | Kawasaki Microelectronics America Inc. | High jitter tolerant phase comparator |
US8660072B2 (en) * | 2010-01-18 | 2014-02-25 | Telefonaktiebolaget L M Ericsson (Publ) | Methods and apparatus for improved reference signal correlation characteristics |
CN102238606B (zh) * | 2010-04-30 | 2016-03-30 | 中兴通讯股份有限公司 | 一种基于帧结构扩展的信号处理方法和*** |
KR101815942B1 (ko) * | 2011-12-02 | 2018-01-09 | 삼성전자주식회사 | 엔벨로프를 검출하는 방법 및 장치 |
KR101944848B1 (ko) | 2012-03-29 | 2019-02-07 | 스키피오 테크놀로지스 에스.아이 리미티드 | 디지털 통신 오버헤드 및 레이턴시를 감소시키는 프레이밍 스킴 및 방법 |
US9178968B2 (en) * | 2012-04-26 | 2015-11-03 | Broadcom Corporation | Frame formatting for communications within single user, multiple user, multiple access, and/or MIMO wireless communications |
JP5619074B2 (ja) * | 2012-05-28 | 2014-11-05 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | 通信システムにおける同期のための方法およびシステム |
US9282525B2 (en) | 2013-06-24 | 2016-03-08 | Freescale Semiconductor, Inc. | Frequency-domain symbol and frame synchronization in multi-carrier systems |
US9100261B2 (en) * | 2013-06-24 | 2015-08-04 | Freescale Semiconductor, Inc. | Frequency-domain amplitude normalization for symbol correlation in multi-carrier systems |
US9106499B2 (en) | 2013-06-24 | 2015-08-11 | Freescale Semiconductor, Inc. | Frequency-domain frame synchronization in multi-carrier systems |
CN106063153B (zh) * | 2014-03-17 | 2019-04-05 | 日本电信电话株式会社 | 光信号发送装置以及光信号发送方法 |
DE102015213977A1 (de) * | 2015-07-23 | 2017-01-26 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Standard-basiertes Funksignal Modifizierender Datensender |
US10313102B2 (en) * | 2016-12-22 | 2019-06-04 | Macom Connectivity Solutions, Llc | Power optimization mechanisms for framers by selectively deactivating frame alignment process |
EP3370365B1 (en) * | 2017-03-02 | 2020-07-01 | Nxp B.V. | Processing module and associated method |
US11438880B2 (en) * | 2019-11-22 | 2022-09-06 | Qualcomm Incorporated | Boundary identification for probabilistic amplitude shaping |
CN113225291A (zh) * | 2021-04-14 | 2021-08-06 | 国网信息通信产业集团有限公司 | 一种基于ofdm的自组网同步***及其方法 |
Family Cites Families (24)
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US4679227A (en) | 1985-05-20 | 1987-07-07 | Telebit Corporation | Ensemble modem structure for imperfect transmission media |
US5191576A (en) | 1988-11-18 | 1993-03-02 | L'Etat Francais and Telediffusion de France S.A. | Method for broadcasting of digital data, notably for radio broadcasting at high throughput rate towards mobile receivers, with time frequency interlacing and analog synchronization |
SG44771A1 (en) * | 1991-02-28 | 1997-12-19 | Philips Electronics Nv | System for broadcasting and receiving digital data receiver and transmitter for use in such system |
FR2707064B1 (da) * | 1993-06-21 | 1996-03-08 | France Telecom | |
JP3074103B2 (ja) * | 1993-11-16 | 2000-08-07 | 株式会社東芝 | Ofdm同期復調回路 |
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 |
US5657313A (en) * | 1994-05-09 | 1997-08-12 | Victor Company Of Japan, Ltd. | Signal transmitting apparatus and signal receiving apparatus using orthogonal frequency division multiplexing |
US5627863A (en) * | 1994-07-15 | 1997-05-06 | Amati Communications Corporation | Frame synchronization in multicarrier transmission systems |
US5774450A (en) | 1995-01-10 | 1998-06-30 | Matsushita Electric Industrial Co., Ltd. | Method of transmitting orthogonal frequency division multiplexing signal and receiver thereof |
JP3124717B2 (ja) | 1995-01-10 | 2001-01-15 | 松下電器産業株式会社 | 直交周波数分割多重信号の伝送方法およびその受信装置 |
JP3130752B2 (ja) * | 1995-02-24 | 2001-01-31 | 株式会社東芝 | Ofdm伝送受信方式及び送受信装置 |
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 |
KR0155818B1 (ko) * | 1995-04-29 | 1998-11-16 | 김광호 | 다중 반송파 전송시스템에서 적응형 전력 분배 방법 및 장치 |
JPH09153882A (ja) * | 1995-09-25 | 1997-06-10 | Victor Co Of Japan Ltd | 直交周波数分割多重信号伝送方式、送信装置及び受信装置 |
JPH09116465A (ja) | 1995-10-16 | 1997-05-02 | Kokusai Electric Co Ltd | スペクトル拡散通信用相関器 |
US5631610A (en) * | 1996-01-25 | 1997-05-20 | Aware, Inc. | Single side-band modulation system for use in digitally implemented multicarrier transmission systems |
JPH09214464A (ja) | 1996-02-02 | 1997-08-15 | Fujitsu Ten Ltd | 直交周波数分割多重受信機の同期検出装置 |
US5732113A (en) * | 1996-06-20 | 1998-03-24 | Stanford University | Timing and frequency synchronization of OFDM signals |
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 |
TW465234B (en) * | 1997-02-18 | 2001-11-21 | Discovision Ass | Single chip VLSI implementation of a digital receiver employing orthogonal frequency division multiplexing |
US6175550B1 (en) * | 1997-04-01 | 2001-01-16 | Lucent Technologies, Inc. | Orthogonal frequency division multiplexing system with dynamically scalable operating parameters and method thereof |
US6363175B1 (en) * | 1997-04-02 | 2002-03-26 | Sonyx, Inc. | Spectral encoding of information |
US6151296A (en) * | 1997-06-19 | 2000-11-21 | Qualcomm Incorporated | Bit interleaving for orthogonal frequency division multiplexing in the transmission of digital signals |
US6092122A (en) * | 1997-06-30 | 2000-07-18 | Integrated Telecom Express | xDSL DMT modem using sub-channel selection to achieve scaleable data rate based on available signal processing resources |
-
1998
- 1998-04-14 DK DK98919265T patent/DK1072135T3/da active
- 1998-04-14 EP EP98919265A patent/EP1072135B1/en not_active Expired - Lifetime
- 1998-04-14 KR KR10-2000-7011425A patent/KR100377255B1/ko not_active IP Right Cessation
- 1998-04-14 AP APAP/P/2000/001940A patent/AP2000001940A0/en unknown
- 1998-04-14 AT AT98919265T patent/ATE210908T1/de not_active IP Right Cessation
- 1998-04-14 BR BRPI9815807A patent/BRPI9815807B8/pt not_active IP Right Cessation
- 1998-04-14 CN CNB988140462A patent/CN1160921C/zh not_active Expired - Lifetime
- 1998-04-14 EA EA200001064A patent/EA002611B1/ru not_active IP Right Cessation
- 1998-04-14 DE DE69802970T patent/DE69802970T2/de not_active Expired - Lifetime
- 1998-04-14 JP JP2000544107A patent/JP3449984B2/ja not_active Expired - Lifetime
- 1998-04-14 ES ES98919265T patent/ES2169911T3/es not_active Expired - Lifetime
- 1998-04-14 AU AU72162/98A patent/AU749912B2/en not_active Expired
- 1998-04-14 US US09/673,271 patent/US6993084B1/en not_active Expired - Lifetime
- 1998-04-14 WO PCT/EP1998/002169 patent/WO1999053665A1/en active IP Right Grant
- 1998-04-14 CA CA002328174A patent/CA2328174C/en not_active Expired - Lifetime
- 1998-04-30 ZA ZA983644A patent/ZA983644B/xx unknown
- 1998-08-05 TW TW087112875A patent/TW412901B/zh not_active IP Right Cessation
- 1998-08-22 SA SA98190439A patent/SA98190439A/ar unknown
Also Published As
Publication number | Publication date |
---|---|
CA2328174C (en) | 2003-08-05 |
EA200001064A1 (ru) | 2001-06-25 |
AU749912B2 (en) | 2002-07-04 |
ATE210908T1 (de) | 2001-12-15 |
JP3449984B2 (ja) | 2003-09-22 |
BR9815807B1 (pt) | 2012-01-24 |
CN1292964A (zh) | 2001-04-25 |
DE69802970T2 (de) | 2002-08-01 |
AP2000001940A0 (en) | 2000-12-31 |
BR9815807A (pt) | 2003-01-07 |
KR100377255B1 (ko) | 2003-03-26 |
WO1999053665A1 (en) | 1999-10-21 |
CA2328174A1 (en) | 1999-10-21 |
EP1072135A1 (en) | 2001-01-31 |
ES2169911T3 (es) | 2002-07-16 |
DE69802970D1 (de) | 2002-01-24 |
US6993084B1 (en) | 2006-01-31 |
KR20010042706A (ko) | 2001-05-25 |
TW412901B (en) | 2000-11-21 |
JP2002511709A (ja) | 2002-04-16 |
ZA983644B (en) | 1998-11-04 |
AU7216298A (en) | 1999-11-01 |
BRPI9815807B8 (pt) | 2016-05-31 |
EA002611B1 (ru) | 2002-06-27 |
WO1999053665A8 (en) | 2000-11-16 |
CN1160921C (zh) | 2004-08-04 |
EP1072135B1 (en) | 2001-12-12 |
SA98190439A (ar) | 2005-12-03 |
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