WO2009025081A1 - 無線通信装置および無線通信方法 - Google Patents
無線通信装置および無線通信方法 Download PDFInfo
- Publication number
- WO2009025081A1 WO2009025081A1 PCT/JP2008/002221 JP2008002221W WO2009025081A1 WO 2009025081 A1 WO2009025081 A1 WO 2009025081A1 JP 2008002221 W JP2008002221 W JP 2008002221W WO 2009025081 A1 WO2009025081 A1 WO 2009025081A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- phase
- inversion unit
- radio communication
- phase inversion
- inverts
- Prior art date
Links
Classifications
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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
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0417—Feedback systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0682—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission using phase diversity (e.g. phase sweeping)
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0226—Channel estimation using sounding signals sounding signals per se
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding 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
- H04L27/261—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
- H04L27/2626—Arrangements specific to the transmitter only
-
- 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
- H04L5/0014—Three-dimensional division
- H04L5/0023—Time-frequency-space
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access, e.g. scheduled or random access
- H04W74/002—Transmission of channel access control information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
Abstract
Priority Applications (14)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008801033185A CN101779388B (zh) | 2007-08-17 | 2008-08-15 | 无线通信装置及无线通信方法 |
JP2009528952A JP5220018B2 (ja) | 2007-08-17 | 2008-08-15 | 無線通信装置および無線通信方法 |
US12/673,560 US8542770B2 (en) | 2007-08-17 | 2008-08-15 | Radio communication device and radio communication method |
EP08827883.3A EP2180603B1 (en) | 2007-08-17 | 2008-08-15 | Radio communication device and radio communication method |
US13/972,586 US9148268B2 (en) | 2007-08-17 | 2013-08-21 | Mobile station and reception method |
US14/830,527 US9438322B2 (en) | 2007-08-17 | 2015-08-19 | Mobile station and reception method |
US15/218,877 US9654190B2 (en) | 2007-08-17 | 2016-07-25 | Mobile station and reception method |
US15/478,704 US9979523B2 (en) | 2007-08-17 | 2017-04-04 | Mobile station and reception method |
US15/953,984 US10211959B2 (en) | 2007-08-17 | 2018-04-16 | Mobile station and reception method |
US16/225,375 US10439778B2 (en) | 2007-08-17 | 2018-12-19 | Mobile station and reception method |
US16/552,787 US10651994B2 (en) | 2007-08-17 | 2019-08-27 | Mobile station and reception method |
US16/840,001 US10972243B2 (en) | 2007-08-17 | 2020-04-03 | Mobile station and reception method |
US17/193,956 US11646842B2 (en) | 2007-08-17 | 2021-03-05 | Mobile station and reception method |
US18/190,016 US11924133B2 (en) | 2007-08-17 | 2023-03-24 | Mobile station and reception method |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007213077 | 2007-08-17 | ||
JP2007-213077 | 2007-08-17 | ||
JP2008163032 | 2008-06-23 | ||
JP2008-163032 | 2008-06-23 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/673,560 A-371-Of-International US8542770B2 (en) | 2007-08-17 | 2008-08-15 | Radio communication device and radio communication method |
US13/972,586 Continuation US9148268B2 (en) | 2007-08-17 | 2013-08-21 | Mobile station and reception method |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009025081A1 true WO2009025081A1 (ja) | 2009-02-26 |
Family
ID=40377990
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/002221 WO2009025081A1 (ja) | 2007-08-17 | 2008-08-15 | 無線通信装置および無線通信方法 |
Country Status (5)
Country | Link |
---|---|
US (11) | US8542770B2 (ja) |
EP (4) | EP2890068B1 (ja) |
JP (3) | JP5220018B2 (ja) |
CN (2) | CN101779388B (ja) |
WO (1) | WO2009025081A1 (ja) |
Cited By (7)
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WO2009139383A1 (ja) * | 2008-05-13 | 2009-11-19 | 株式会社 エヌ・ティ・ティ・ドコモ | 基地局、ユーザ装置及び方法 |
WO2009157167A1 (ja) * | 2008-06-23 | 2009-12-30 | パナソニック株式会社 | 無線通信基地局装置および参照信号割当方法 |
WO2009157168A1 (ja) * | 2008-06-23 | 2009-12-30 | パナソニック株式会社 | 参照信号配置方法および無線通信基地局装置 |
CN102281086A (zh) * | 2010-06-10 | 2011-12-14 | 华为技术有限公司 | 参考信号的传输方法及装置 |
JP5339636B2 (ja) * | 2008-08-05 | 2013-11-13 | パナソニック株式会社 | 無線通信装置及び無線通信方法 |
JP2014239455A (ja) * | 2008-09-19 | 2014-12-18 | クゥアルコム・インコーポレイテッドQualcomm Incorporated | Lte advancedのための基準信号設計 |
JP2018121138A (ja) * | 2017-01-24 | 2018-08-02 | 日本電気株式会社 | 基地局、通信システム、通信方法および通信制御用プログラム |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101779388B (zh) | 2007-08-17 | 2013-05-08 | 松下电器产业株式会社 | 无线通信装置及无线通信方法 |
US8547954B2 (en) * | 2008-08-28 | 2013-10-01 | Qualcomm Incorporated | Methods and apparatus of adapting number of advertised transmit antenna ports |
CN102377467B (zh) * | 2010-08-23 | 2015-02-04 | 中国移动通信集团公司 | 八天线下行控制信道发送方法及装置 |
CN102006109B (zh) * | 2010-11-11 | 2014-04-30 | 中兴通讯股份有限公司 | 采用虚拟天线映射方式进行发射的方法及系统 |
JP5331787B2 (ja) * | 2010-12-22 | 2013-10-30 | 株式会社エヌ・ティ・ティ・ドコモ | 基地局装置、移動端末装置、及び通信制御方法 |
US9240830B2 (en) | 2012-03-23 | 2016-01-19 | Sony Corporation | Antenna swapping methods including comparing performance characteristics of first and second antennas, and related portable electronic devices |
EP2892269B1 (en) * | 2012-08-31 | 2019-11-06 | LG Electronics Inc. | Method and apparatus for virtualizing antenna in wireless communication system |
US9007970B2 (en) | 2012-10-11 | 2015-04-14 | Sony Corporation | Antenna swapping methods including repeatedly swapping between antennas, and related wireless electronic devices |
EP2909961B1 (en) * | 2012-10-18 | 2023-07-05 | Nokia Solutions and Networks Oy | Communication of control information and data in frames |
EP3584968B1 (en) | 2013-03-04 | 2023-09-13 | Mitsubishi Electric Corporation | Transmission apparatus |
JP5952487B2 (ja) * | 2013-03-13 | 2016-07-13 | 三菱電機株式会社 | 送信装置、受信装置および通信システム |
EP3493454B1 (en) * | 2013-06-08 | 2020-12-02 | Huawei Technologies Co., Ltd. | Pilot signal transmission method and system |
CN105634574B (zh) * | 2013-06-08 | 2019-01-25 | 华为技术有限公司 | 传输导频信号的方法、基站和用户设备 |
EP3140921B1 (en) * | 2014-05-08 | 2019-12-25 | Telefonaktiebolaget LM Ericsson (publ) | Beam forming using an antenna arrangement |
PL3266119T3 (pl) | 2015-03-06 | 2018-11-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Kształtowanie wiązki przy zastosowaniu układu antenowego |
WO2017022235A1 (ja) * | 2015-08-03 | 2017-02-09 | 日本電気株式会社 | 伝送装置、伝送制御方法、及び、記録媒体 |
WO2017028925A1 (en) * | 2015-08-20 | 2017-02-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Distributed antenna combining |
WO2017190777A1 (en) | 2016-05-04 | 2017-11-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Beam forming using an antenna arrangement |
US10666333B2 (en) * | 2018-03-22 | 2020-05-26 | Telefonaktiebolaget Lm Ericsson (Publ) | Signal transmission diversity |
US11082279B2 (en) | 2018-09-27 | 2021-08-03 | At&T Intellectual Property I, L.P. | Facilitation of reduction of peak to average power ratio for 5G or other next generation network |
US10659270B2 (en) * | 2018-10-10 | 2020-05-19 | At&T Intellectual Property I, L.P. | Mapping reference signals in wireless communication systems to avoid repetition |
US11418992B2 (en) | 2018-11-02 | 2022-08-16 | At&T Intellectual Property I, L.P. | Generation of demodulation reference signals in advanced networks |
US11805499B2 (en) * | 2019-12-13 | 2023-10-31 | Qualcomm Incorporated | Increase diversity of slot aggregation using slot-specific cyclic delay diversity |
Citations (2)
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JP2007213077A (ja) | 2006-02-09 | 2007-08-23 | Samsung Electronics Co Ltd | 表示装置及びそのための駆動装置及び方法 |
JP2008163032A (ja) | 1997-11-07 | 2008-07-17 | Honshu Chem Ind Co Ltd | 新規なポリフェノール類 |
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KR100526499B1 (ko) * | 2000-08-22 | 2005-11-08 | 삼성전자주식회사 | 두 개 이상 안테나를 사용하는 안테나 전송 다이버시티방법 및 장치 |
JP4405411B2 (ja) * | 2005-02-28 | 2010-01-27 | 株式会社東芝 | Ofdm信号送信装置 |
JP4454480B2 (ja) * | 2004-11-29 | 2010-04-21 | 日本放送協会 | パイロットキャリアの送受信方法、送信装置及び受信装置 |
JP4765322B2 (ja) * | 2005-01-21 | 2011-09-07 | ソニー株式会社 | 無線通信システム、無線通信装置及び無線通信方法、並びにコンピュータ・プログラム |
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WO2007083728A1 (ja) * | 2006-01-23 | 2007-07-26 | Sharp Kabushiki Kaisha | 基地局装置、移動局装置、移動局識別情報割り当て方法、プログラム及び記録媒体 |
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CN100558002C (zh) * | 2006-08-17 | 2009-11-04 | 华为技术有限公司 | 分集发送信号的方法及其装置 |
CN101030957A (zh) * | 2007-03-15 | 2007-09-05 | 北京邮电大学 | 用于降低多天线多载波系统中高峰均功率比的方法及设备 |
US7808882B2 (en) * | 2007-04-17 | 2010-10-05 | Sharp Laboratories Of America, Inc. | Method and system for optimized reference signal downlink transmission in a wireless communication system |
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CN101779388B (zh) * | 2007-08-17 | 2013-05-08 | 松下电器产业株式会社 | 无线通信装置及无线通信方法 |
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2008
- 2008-08-15 CN CN2008801033185A patent/CN101779388B/zh active Active
- 2008-08-15 WO PCT/JP2008/002221 patent/WO2009025081A1/ja active Application Filing
- 2008-08-15 EP EP15155332.8A patent/EP2890068B1/en active Active
- 2008-08-15 EP EP16186870.8A patent/EP3119050B1/en active Active
- 2008-08-15 EP EP08827883.3A patent/EP2180603B1/en active Active
- 2008-08-15 US US12/673,560 patent/US8542770B2/en active Active
- 2008-08-15 JP JP2009528952A patent/JP5220018B2/ja active Active
- 2008-08-15 CN CN201310085069.4A patent/CN103138819B/zh active Active
- 2008-08-15 EP EP20130173844 patent/EP2645658B1/en active Active
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2013
- 2013-02-21 JP JP2013032029A patent/JP5529308B2/ja active Active
- 2013-08-21 US US13/972,586 patent/US9148268B2/en active Active
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2014
- 2014-04-15 JP JP2014083527A patent/JP5729891B2/ja active Active
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2015
- 2015-08-19 US US14/830,527 patent/US9438322B2/en active Active
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2016
- 2016-07-25 US US15/218,877 patent/US9654190B2/en active Active
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2017
- 2017-04-04 US US15/478,704 patent/US9979523B2/en active Active
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2018
- 2018-04-16 US US15/953,984 patent/US10211959B2/en active Active
- 2018-12-19 US US16/225,375 patent/US10439778B2/en active Active
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2019
- 2019-08-27 US US16/552,787 patent/US10651994B2/en active Active
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2020
- 2020-04-03 US US16/840,001 patent/US10972243B2/en active Active
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2021
- 2021-03-05 US US17/193,956 patent/US11646842B2/en active Active
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2023
- 2023-03-24 US US18/190,016 patent/US11924133B2/en active Active
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JP2008163032A (ja) | 1997-11-07 | 2008-07-17 | Honshu Chem Ind Co Ltd | 新規なポリフェノール類 |
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Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5213955B2 (ja) * | 2008-05-13 | 2013-06-19 | 株式会社エヌ・ティ・ティ・ドコモ | 基地局、ユーザ装置及び方法 |
WO2009139383A1 (ja) * | 2008-05-13 | 2009-11-19 | 株式会社 エヌ・ティ・ティ・ドコモ | 基地局、ユーザ装置及び方法 |
US8654747B2 (en) | 2008-05-13 | 2014-02-18 | Ntt Docomo, Inc. | Base station, user equipment terminal and method |
US9806857B2 (en) | 2008-06-23 | 2017-10-31 | Sun Patent Trust | Communication apparatus and communication method |
WO2009157167A1 (ja) * | 2008-06-23 | 2009-12-30 | パナソニック株式会社 | 無線通信基地局装置および参照信号割当方法 |
US11711174B2 (en) | 2008-06-23 | 2023-07-25 | Sun Patent Trust | Communication apparatus and communication method |
US8559963B2 (en) | 2008-06-23 | 2013-10-15 | Panasonic Corporation | Wireless communication base station apparatus and reference signal allocation method |
US11418295B2 (en) | 2008-06-23 | 2022-08-16 | Sun Patent Trust | Communication apparatus and communication method |
WO2009157168A1 (ja) * | 2008-06-23 | 2009-12-30 | パナソニック株式会社 | 参照信号配置方法および無線通信基地局装置 |
US10826656B2 (en) | 2008-06-23 | 2020-11-03 | Sun Patent Trust | Integrated circuit |
US9219532B2 (en) | 2008-06-23 | 2015-12-22 | Panasonic Intellectual Property Corporation Of America | Method of arranging reference signals and wireless communication base station apparatus |
US10333657B2 (en) | 2008-06-23 | 2019-06-25 | Sun Patent Trust | Integrated circuit |
JP5339636B2 (ja) * | 2008-08-05 | 2013-11-13 | パナソニック株式会社 | 無線通信装置及び無線通信方法 |
US9749027B2 (en) | 2008-09-19 | 2017-08-29 | Qualcomm Incorporated | Reference signal design for LTE A |
JP2014239455A (ja) * | 2008-09-19 | 2014-12-18 | クゥアルコム・インコーポレイテッドQualcomm Incorporated | Lte advancedのための基準信号設計 |
WO2011153922A1 (zh) * | 2010-06-10 | 2011-12-15 | 华为技术有限公司 | 参考信号的传输方法及装置 |
CN102281086A (zh) * | 2010-06-10 | 2011-12-14 | 华为技术有限公司 | 参考信号的传输方法及装置 |
JP2018121138A (ja) * | 2017-01-24 | 2018-08-02 | 日本電気株式会社 | 基地局、通信システム、通信方法および通信制御用プログラム |
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