CN1855908A - 正交频分多路复用调制解调器电路 - Google Patents
正交频分多路复用调制解调器电路 Download PDFInfo
- Publication number
- CN1855908A CN1855908A CNA2006100817569A CN200610081756A CN1855908A CN 1855908 A CN1855908 A CN 1855908A CN A2006100817569 A CNA2006100817569 A CN A2006100817569A CN 200610081756 A CN200610081756 A CN 200610081756A CN 1855908 A CN1855908 A CN 1855908A
- Authority
- CN
- China
- Prior art keywords
- subcarrier
- frequency division
- division multiplex
- orthogonal frequency
- signal
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
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- 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
- H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
- H04L5/0046—Determination of how many bits are transmitted on different sub-channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/183—Multiresolution systems
-
- 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
- H04L27/2604—Multiresolution systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/3488—Multiresolution systems
-
- 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
- H04L5/0058—Allocation criteria
- H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
-
- 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
- H04L5/0058—Allocation criteria
- H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority
-
- 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
- H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
-
- 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
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (30)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000-177711 | 2000-06-14 | ||
JP2000177711 | 2000-06-14 | ||
JP2000177711A JP2001358692A (ja) | 2000-06-14 | 2000-06-14 | 直交周波数分割多重変復調回路 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011187883A Division CN1284316C (zh) | 2000-06-14 | 2001-06-13 | 正交频分多路复用调制解调器电路 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1855908A true CN1855908A (zh) | 2006-11-01 |
CN1855908B CN1855908B (zh) | 2011-04-20 |
Family
ID=18679260
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006100817569A Expired - Lifetime CN1855908B (zh) | 2000-06-14 | 2001-06-13 | 正交频分多路复用调制解调器电路 |
CNB011187883A Expired - Lifetime CN1284316C (zh) | 2000-06-14 | 2001-06-13 | 正交频分多路复用调制解调器电路 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011187883A Expired - Lifetime CN1284316C (zh) | 2000-06-14 | 2001-06-13 | 正交频分多路复用调制解调器电路 |
Country Status (6)
Country | Link |
---|---|
US (3) | US7099268B2 (zh) |
EP (2) | EP1773015B1 (zh) |
JP (1) | JP2001358692A (zh) |
KR (1) | KR100437306B1 (zh) |
CN (2) | CN1855908B (zh) |
DE (1) | DE60129884T2 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101262461B (zh) * | 2007-03-09 | 2011-04-20 | 株式会社日立制作所 | Ofdm调制装置 |
CN114285540A (zh) * | 2015-09-07 | 2022-04-05 | 凝聚技术公司 | 使用正交时间频率空间调制的多路存取 |
Families Citing this family (58)
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US8670390B2 (en) | 2000-11-22 | 2014-03-11 | Genghiscomm Holdings, LLC | Cooperative beam-forming in wireless networks |
US10931338B2 (en) | 2001-04-26 | 2021-02-23 | Genghiscomm Holdings, LLC | Coordinated multipoint systems |
US9819449B2 (en) | 2002-05-14 | 2017-11-14 | Genghiscomm Holdings, LLC | Cooperative subspace demultiplexing in content delivery networks |
US10355720B2 (en) | 2001-04-26 | 2019-07-16 | Genghiscomm Holdings, LLC | Distributed software-defined radio |
FR2825861A1 (fr) * | 2001-06-06 | 2002-12-13 | St Microelectronics Sa | Allocation de frequences en modulation multiporteuses orthogonales |
US20040218521A1 (en) * | 2001-08-01 | 2004-11-04 | Edgar Bolinth | Method for data communication between a single-carrier system and a multi-carrier system |
US7012883B2 (en) * | 2001-11-21 | 2006-03-14 | Qualcomm Incorporated | Rate selection for an OFDM system |
JP3548162B2 (ja) * | 2002-02-15 | 2004-07-28 | 松下電器産業株式会社 | 送信装置 |
JP3963737B2 (ja) * | 2002-02-28 | 2007-08-22 | 松下電器産業株式会社 | マルチキャリア信号生成方法、無線送信装置および無線受信装置 |
KR20030094909A (ko) * | 2002-06-10 | 2003-12-18 | 삼성전자주식회사 | 시간영역동기 오에프디엠 송신기를 이용한디지털방송신호의 오에프디엠 다중 반송파 변조방법 |
US10644916B1 (en) | 2002-05-14 | 2020-05-05 | Genghiscomm Holdings, LLC | Spreading and precoding in OFDM |
US10200227B2 (en) | 2002-05-14 | 2019-02-05 | Genghiscomm Holdings, LLC | Pre-coding in multi-user MIMO |
US10142082B1 (en) | 2002-05-14 | 2018-11-27 | Genghiscomm Holdings, LLC | Pre-coding in OFDM |
US9628231B2 (en) | 2002-05-14 | 2017-04-18 | Genghiscomm Holdings, LLC | Spreading and precoding in OFDM |
KR100478539B1 (ko) * | 2002-07-11 | 2005-03-24 | 김정환 | 통신망을 이용한 모니터링 서비스 방법 |
EP1553714B1 (en) * | 2002-07-16 | 2020-07-01 | Optis Wireless Technology, LLC | Communicating method and transmitting device |
GB2391431A (en) * | 2002-07-30 | 2004-02-04 | Fujitsu Ltd | Adaptive modulation and coding method |
KR100552680B1 (ko) * | 2003-02-17 | 2006-02-20 | 삼성전자주식회사 | 다중 안테나 ofdm 통신 시스템에서의 papr 저감방법 및 이를 사용하는 다중 안테나 ofdm 통신 시스템 |
US7394858B2 (en) * | 2003-08-08 | 2008-07-01 | Intel Corporation | Systems and methods for adaptive bit loading in a multiple antenna orthogonal frequency division multiplexed communication system |
KR100539925B1 (ko) * | 2003-08-22 | 2005-12-28 | 삼성전자주식회사 | 직교주파수분할다중 시스템에서 부반송파 할당 장치 및 방법 |
KR100876757B1 (ko) | 2003-10-31 | 2009-01-07 | 삼성전자주식회사 | 통신 시스템에서 서브 채널 구성 시스템 및 방법 |
US8204149B2 (en) | 2003-12-17 | 2012-06-19 | Qualcomm Incorporated | Spatial spreading in a multi-antenna communication system |
US7336746B2 (en) | 2004-12-09 | 2008-02-26 | Qualcomm Incorporated | Data transmission with spatial spreading in a MIMO communication system |
US8169889B2 (en) * | 2004-02-18 | 2012-05-01 | Qualcomm Incorporated | Transmit diversity and spatial spreading for an OFDM-based multi-antenna communication system |
KR100842588B1 (ko) | 2004-03-12 | 2008-07-01 | 삼성전자주식회사 | 다중 반송파 전송 방식을 사용하는 광대역 무선 통신시스템의 부반송파 할당 방법 및 장치 |
US8285226B2 (en) | 2004-05-07 | 2012-10-09 | Qualcomm Incorporated | Steering diversity for an OFDM-based multi-antenna communication system |
US8923785B2 (en) | 2004-05-07 | 2014-12-30 | Qualcomm Incorporated | Continuous beamforming for a MIMO-OFDM system |
EP1608120A3 (en) | 2004-06-16 | 2013-05-22 | Samsung Electronics Co., Ltd. | Method for transmitting/receiving data in mobile communication system using an OFDMA scheme |
US7978649B2 (en) | 2004-07-15 | 2011-07-12 | Qualcomm, Incorporated | Unified MIMO transmission and reception |
US11552737B1 (en) | 2004-08-02 | 2023-01-10 | Genghiscomm Holdings, LLC | Cooperative MIMO |
US11381285B1 (en) | 2004-08-02 | 2022-07-05 | Genghiscomm Holdings, LLC | Transmit pre-coding |
US11184037B1 (en) | 2004-08-02 | 2021-11-23 | Genghiscomm Holdings, LLC | Demodulating and decoding carrier interferometry signals |
KR100718592B1 (ko) * | 2005-12-31 | 2007-05-17 | 포스데이타 주식회사 | Ofdm/ofdma 방식을 지원하는 통신 시스템의 채널추정 장치 및 방법 |
KR101227245B1 (ko) * | 2006-04-07 | 2013-01-28 | 재단법인서울대학교산학협력재단 | 빔 포밍-다중 입력 다중 출력/직교 주파수 분할 다중화통신 시스템에서 신호 송수신 장치 및 방법 |
US8543070B2 (en) | 2006-04-24 | 2013-09-24 | Qualcomm Incorporated | Reduced complexity beam-steered MIMO OFDM system |
EP1858208A1 (en) * | 2006-05-19 | 2007-11-21 | Nokia Siemens Networks Gmbh & Co. Kg | Method and node for providing a quality of service support in multihop communication systems |
US8290089B2 (en) | 2006-05-22 | 2012-10-16 | Qualcomm Incorporated | Derivation and feedback of transmit steering matrix |
EP1912374A1 (de) * | 2006-10-10 | 2008-04-16 | Nokia Siemens Networks Gmbh & Co. Kg | Datenübertragung in einem Mehrnutzer-OFDM-System mit adaptiver Modulation |
KR100801290B1 (ko) * | 2006-11-16 | 2008-02-05 | 한국전자통신연구원 | 직교 주파수 분할 다중 접속 통신시스템의 복조장치 및 그방법 |
CA2623823A1 (en) | 2007-03-02 | 2008-09-02 | Sean C. Carroll | Non-orthogonal frequency-division multiplexed communication through a non-linear transmission medium |
KR100901692B1 (ko) * | 2007-03-27 | 2009-06-08 | 한국전자통신연구원 | 저속 무선 개인 통신 네트워크에서 다중모드 송수신 장치및 그 방법 |
JP2008252315A (ja) * | 2007-03-29 | 2008-10-16 | Kddi Corp | 無線装置 |
JP5115369B2 (ja) | 2008-07-09 | 2013-01-09 | 富士通株式会社 | 基地局装置、通信システムおよびチャネル割当方法 |
US9021341B1 (en) * | 2010-06-16 | 2015-04-28 | Marvell International Ltd. | LDPC coding in a communication system |
US8565342B2 (en) * | 2010-06-22 | 2013-10-22 | Sony Corporation | Power amplification apparatus, OFDM modulation apparatus, wireless transmission apparatus, and distortion reduction method for power amplification apparatus |
US9294216B2 (en) * | 2011-03-03 | 2016-03-22 | Ofidium Pty. Ltd. | Optical OFDM transmission |
WO2013136512A1 (ja) * | 2012-03-16 | 2013-09-19 | 富士通株式会社 | 光送信装置および光送信方法 |
TW201445989A (zh) * | 2013-05-30 | 2014-12-01 | Hon Hai Prec Ind Co Ltd | 分散式編解碼系統及方法 |
CN103647742B (zh) * | 2013-12-25 | 2017-09-08 | 上海贝岭股份有限公司 | 电力线载波ofdm系统的通信方法和设备 |
JP5976252B2 (ja) * | 2014-03-13 | 2016-08-23 | 三菱電機株式会社 | 尤度生成装置およびその方法 |
US10637705B1 (en) | 2017-05-25 | 2020-04-28 | Genghiscomm Holdings, LLC | Peak-to-average-power reduction for OFDM multiple access |
US10243773B1 (en) | 2017-06-30 | 2019-03-26 | Genghiscomm Holdings, LLC | Efficient peak-to-average-power reduction for OFDM and MIMO-OFDM |
US10560097B1 (en) * | 2018-09-28 | 2020-02-11 | Teletrx Co. | High-speed 4:1 multiplexer for voltage-mode transmitter with automatic phase alignment technique |
CN111464478B (zh) | 2019-01-21 | 2023-04-07 | 华为技术有限公司 | 一种信号发送、接收方法及设备 |
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WO2020154550A1 (en) | 2019-01-25 | 2020-07-30 | Genghiscomm Holdings, LLC | Orthogonal multiple access and non-orthogonal multiple access |
US11343823B2 (en) | 2020-08-16 | 2022-05-24 | Tybalt, Llc | Orthogonal multiple access and non-orthogonal multiple access |
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-
2000
- 2000-06-14 JP JP2000177711A patent/JP2001358692A/ja active Pending
-
2001
- 2001-06-12 US US09/879,323 patent/US7099268B2/en not_active Expired - Lifetime
- 2001-06-12 EP EP07090002.2A patent/EP1773015B1/en not_active Expired - Lifetime
- 2001-06-12 DE DE60129884T patent/DE60129884T2/de not_active Expired - Lifetime
- 2001-06-12 EP EP01250209A patent/EP1164740B1/en not_active Expired - Lifetime
- 2001-06-13 CN CN2006100817569A patent/CN1855908B/zh not_active Expired - Lifetime
- 2001-06-13 KR KR10-2001-0033186A patent/KR100437306B1/ko active IP Right Grant
- 2001-06-13 CN CNB011187883A patent/CN1284316C/zh not_active Expired - Lifetime
-
2006
- 2006-05-25 US US11/441,257 patent/US7843803B2/en not_active Expired - Lifetime
-
2010
- 2010-10-27 US US12/913,266 patent/US8335153B2/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101262461B (zh) * | 2007-03-09 | 2011-04-20 | 株式会社日立制作所 | Ofdm调制装置 |
CN114285540A (zh) * | 2015-09-07 | 2022-04-05 | 凝聚技术公司 | 使用正交时间频率空间调制的多路存取 |
Also Published As
Publication number | Publication date |
---|---|
KR20010112656A (ko) | 2001-12-20 |
EP1773015B1 (en) | 2018-02-28 |
EP1773015A1 (en) | 2007-04-11 |
KR100437306B1 (ko) | 2004-06-25 |
JP2001358692A (ja) | 2001-12-26 |
DE60129884T2 (de) | 2008-04-30 |
US20110038403A1 (en) | 2011-02-17 |
CN1329406A (zh) | 2002-01-02 |
CN1284316C (zh) | 2006-11-08 |
EP1164740B1 (en) | 2007-08-15 |
US20060209673A1 (en) | 2006-09-21 |
EP1164740A2 (en) | 2001-12-19 |
CN1855908B (zh) | 2011-04-20 |
US7843803B2 (en) | 2010-11-30 |
DE60129884D1 (de) | 2007-09-27 |
US20010053124A1 (en) | 2001-12-20 |
US7099268B2 (en) | 2006-08-29 |
EP1164740A3 (en) | 2003-12-17 |
US8335153B2 (en) | 2012-12-18 |
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