ZA200908261B - OFDM-Mimo radio frequency transmission system - Google Patents

OFDM-Mimo radio frequency transmission system

Info

Publication number
ZA200908261B
ZA200908261B ZA200908261A ZA200908261A ZA200908261B ZA 200908261 B ZA200908261 B ZA 200908261B ZA 200908261 A ZA200908261 A ZA 200908261A ZA 200908261 A ZA200908261 A ZA 200908261A ZA 200908261 B ZA200908261 B ZA 200908261B
Authority
ZA
South Africa
Prior art keywords
inverted
phase
pilots
ofdm
transmission system
Prior art date
Application number
ZA200908261A
Other languages
English (en)
Inventor
Oliver Paul Haffenden
Christopher Ryan Nokes
Jonathan Highton Stott
Original Assignee
British Broadcasting Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by British Broadcasting Corp filed Critical British Broadcasting Corp
Publication of ZA200908261B publication Critical patent/ZA200908261B/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202Channel estimation
    • H04L25/0204Channel estimation of multiple channels
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413MIMO systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/02Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618Space-time coding
    • H04L1/0625Transmitter arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202Channel estimation
    • H04L25/0224Channel estimation using sounding signals
    • H04L25/0228Channel estimation using sounding signals with direct estimation from sounding signals
    • H04L25/023Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
    • H04L25/0232Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • H04L27/261Details of reference signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • H04L27/261Details of reference signals
    • H04L27/2613Structure of the reference signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0014Three-dimensional division
    • H04L5/0023Time-frequency-space
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048Allocation of pilot signals, i.e. of signals known to the receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Radio Transmission System (AREA)
  • Transmitters (AREA)
  • Mobile Radio Communication Systems (AREA)
ZA200908261A 2007-05-23 2009-11-23 OFDM-Mimo radio frequency transmission system ZA200908261B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0709899A GB2449470B (en) 2007-05-23 2007-05-23 OFDM-MIMO radio frequency transmission system

Publications (1)

Publication Number Publication Date
ZA200908261B true ZA200908261B (en) 2010-08-25

Family

ID=38265230

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200908261A ZA200908261B (en) 2007-05-23 2009-11-23 OFDM-Mimo radio frequency transmission system

Country Status (14)

Country Link
EP (2) EP2477369B1 (fr)
KR (2) KR101462297B1 (fr)
CN (1) CN101730990B (fr)
AT (1) ATE545249T1 (fr)
AU (1) AU2008252671B2 (fr)
DK (2) DK2477369T3 (fr)
EA (2) EA020813B1 (fr)
ES (2) ES2431029T3 (fr)
GB (1) GB2449470B (fr)
HR (1) HRP20120300T1 (fr)
PL (2) PL2158736T3 (fr)
RS (1) RS52238B (fr)
WO (1) WO2008142419A1 (fr)
ZA (1) ZA200908261B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5015249B2 (ja) * 2007-06-22 2012-08-29 パナソニック株式会社 送信装置、受信装置及びofdm伝送方法
JP5278173B2 (ja) * 2009-06-04 2013-09-04 ソニー株式会社 受信装置および方法、プログラム、並びに受信システム
JP5392554B2 (ja) * 2009-07-24 2014-01-22 ソニー株式会社 受信装置及び方法、プログラム、並びに受信システム
JP5267874B2 (ja) * 2009-07-24 2013-08-21 ソニー株式会社 信号処理装置、及び、信号処理方法
EP2346224A1 (fr) * 2010-01-13 2011-07-20 Panasonic Corporation Motifs pilotes pour systèmes OFDM dotés de quatre antennes de transmission
GB2482122B (en) * 2010-07-19 2014-02-19 Intellectual Ventures Holding 81 Llc Communication unit and pilot method for time varying channels
WO2012081870A2 (fr) 2010-12-14 2012-06-21 엘지전자 주식회사 Émetteur/récepteur de signaux de radiodiffusion et procédé d'émission/réception de signaux de radiodiffusion
CN102148667B (zh) * 2010-12-15 2013-07-03 上海交通大学 用于单频网信号的收发方法及其实现装置
JP2012227848A (ja) * 2011-04-22 2012-11-15 Sony Corp 受信装置、受信方法、プログラム、および受信システム
US8774124B2 (en) * 2011-04-24 2014-07-08 Broadcom Corporation Device coexistence within single user, multiple user, multiple access, and/or MIMO wireless communications
KR101273358B1 (ko) * 2011-05-31 2013-06-12 한국항공대학교산학협력단 통신 시스템에서 차세대 지상파 디지털 멀티미디어 신호 송수신 방법 및 장치
RU2544735C2 (ru) * 2013-02-28 2015-03-20 Павел Иванович Попик Устройство формирования, передачи и приема частотно-временной матрицы шумоподобного сигнала
CN103237182A (zh) * 2013-05-08 2013-08-07 无锡北斗星通信息科技有限公司 Mimo型的dvb-t发射机
CN105141977B (zh) * 2013-06-08 2016-09-07 山东智慧生活数据系统有限公司 多输入多输出mimo型收发环境测试装置
KR102017706B1 (ko) * 2015-03-09 2019-09-03 엘지전자 주식회사 방송 신호 송신 장치, 방송 신호 수신 장치, 방송 신호 송신 방법, 및 방송 신호 수신 방법
JP7324094B2 (ja) * 2019-09-12 2023-08-09 日本放送協会 測定装置及びプログラム

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5345599A (en) 1992-02-21 1994-09-06 The Board Of Trustees Of The Leland Stanford Junior University Increasing capacity in wireless broadcast systems using distributed transmission/directional reception (DTDR)
DE69610650T2 (de) 1995-01-31 2001-05-03 Mbt Holding Ag Zuerich Zementdispergiermittel
US6473467B1 (en) 2000-03-22 2002-10-29 Qualcomm Incorporated Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system
EP1720277B1 (fr) * 2000-07-05 2017-09-27 Sony Deutschland Gmbh Schéma de symboles pilotes pour plusieurs antennes dans un système OFDM
GB2370952B (en) * 2001-01-05 2003-04-09 British Broadcasting Corp Improvements in channel state measurement and in discriminating digital values from a received signal suitable for use with OFDM signals
US7248559B2 (en) * 2001-10-17 2007-07-24 Nortel Networks Limited Scattered pilot pattern and channel estimation method for MIMO-OFDM systems
KR20030094778A (ko) * 2002-06-07 2003-12-18 삼성전자주식회사 오에프디엠 신호에 파일럿신호를 삽입하는오에프디엠송신기 및 그의 파일럿신호 삽입방법
ES2367138T3 (es) * 2005-10-31 2011-10-28 Sharp Kabushiki Kaisha Transmisor inalámbrico.
GB2436414A (en) * 2006-02-20 2007-09-26 British Broadcasting Corp OFDM - MIMO radio frequency transmission system
US8619746B2 (en) * 2006-10-10 2013-12-31 Qualcomm Incorporated Channel estimation for multi-carrier communication

Also Published As

Publication number Publication date
KR20140101818A (ko) 2014-08-20
ES2431029T3 (es) 2013-11-22
ATE545249T1 (de) 2012-02-15
RS52238B (en) 2012-10-31
WO2008142419A9 (fr) 2009-02-19
AU2008252671A1 (en) 2008-11-27
GB0709899D0 (en) 2007-07-04
AU2008252671B2 (en) 2013-03-28
EA201200040A1 (ru) 2012-05-30
CN101730990B (zh) 2013-08-21
KR101462297B1 (ko) 2014-11-14
GB2449470A (en) 2008-11-26
DK2158736T3 (da) 2012-05-29
EP2477369A1 (fr) 2012-07-18
KR101529450B1 (ko) 2015-06-18
PL2158736T3 (pl) 2012-07-31
EA016296B1 (ru) 2012-03-30
EP2477369B1 (fr) 2013-08-28
GB2449470B (en) 2011-06-29
EA200971089A1 (ru) 2010-06-30
PL2477369T3 (pl) 2014-01-31
WO2008142419A1 (fr) 2008-11-27
CN101730990A (zh) 2010-06-09
EP2158736A1 (fr) 2010-03-03
EA020813B1 (ru) 2015-01-30
EP2158736B1 (fr) 2012-02-08
HRP20120300T1 (hr) 2012-04-30
KR20100021623A (ko) 2010-02-25
DK2477369T3 (da) 2013-11-25
ES2380412T3 (es) 2012-05-11

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