JP5538400B2 - 移動通信ネットワークに用いる方法と装置 - Google Patents
移動通信ネットワークに用いる方法と装置 Download PDFInfo
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- JP5538400B2 JP5538400B2 JP2011527415A JP2011527415A JP5538400B2 JP 5538400 B2 JP5538400 B2 JP 5538400B2 JP 2011527415 A JP2011527415 A JP 2011527415A JP 2011527415 A JP2011527415 A JP 2011527415A JP 5538400 B2 JP5538400 B2 JP 5538400B2
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- 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
- 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
- H04B7/0421—Feedback systems utilizing implicit feedback, e.g. steered pilot signals
-
- 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
- H04B7/0615—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 of weighted versions of same signal
- H04B7/0617—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 of weighted versions of same signal for beam forming
-
- 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
- H04B7/0615—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 of weighted versions of same signal
- H04B7/0619—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 of weighted versions of same signal using feedback from receiving side
- H04B7/0658—Feedback reduction
-
- 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
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0606—Space-frequency coding
-
- 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
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
-
- 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
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0637—Properties of the code
- H04L1/0668—Orthogonal systems, e.g. using Alamouti codes
-
- 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
- H04L5/0026—Division using four or more dimensions
-
- 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
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
-
- 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
- H04L25/0204—Channel estimation of multiple channels
-
- 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
- H04L25/024—Channel estimation channel estimation algorithms
- H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
- H04L25/0248—Eigen-space methods
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Description
Claims (8)
- 移動通信ネットワークのネットワークノードで用いる方法であって、前記ネットワークノードは、ノンコードブックベースのマルチストリームビームフォーミングを用いる複数のアンテナポートを含むアンテナに関連付けられ、前記方法は、
−第一のユーザ機器(UE)固有の参照信号を第一のアンテナポートに印加するステップと、
−前記第一のUE固有の参照信号を再利用して、あるアンテナポートに直交に印加されるようにするステップと、
を含み、
前記再利用された第一のUE固有の参照信号は、前記第一のUE固有の参照信号の集合に基づいて空間周波数ブロック符号化が施されている、方法。 - 前記再利用された第一のUE固有の参照信号は、第二のアンテナポートで、前記第一のアンテナポートに印加された前記第一のUE固有の参照信号とは異なる時間周波数リソースエレメントにおいて多重化される、請求項1に記載の方法。
- 前記再利用された第一のUE固有の参照信号は前記第一のアンテナポートに印加され、前記第一のUE固有の参照信号の集合と同じ時間周波数リソースエレメントを共有する、請求項1または2に記載の方法。
- 前記第一のUE固有の参照信号を再利用するステップは、
−前記再利用される第一のUE固有の参照信号を、リソースエレメントの集合において符号分割多重化するステップをさらに含む、請求項3に記載の方法。 - 移動通信ネットワークのネットワークノードであって、前記ネットワークノードは、ノンコードブックベースのマルチストリームビームフォーミングを使用する複数のアンテナポートを含むアンテナに関連付けられ、前記ネットワークノードは、第一のユーザ機器(UE)固有の参照信号を第一のアンテナポートに印加し、前記第一のUE固有の参照信号を再利用して、あるアンテナポートに直交に印加されるようにするように構成されたプロセッサを含み、前記再利用された第一のUE固有の参照信号は、前記第一のUE固有の参照信号に基づいて空間周波数ブロック符号化が施されている、ネットワークノード。
- 前記プロセッサは、前記再利用された第一のUE固有の参照信号を、第二のアンテナポートで、前記第一のアンテナポートに印加された前記第一のUE固有の参照信号とは異なる時間周波数リソースエレメントにおいて多重化するように構成されている、請求項5に記載のネットワークノード。
- 前記プロセッサは、前記再利用された第一のUE固有の参照信号を前記第一のアンテナポートに印加して、前記第一のUE固有の参照信号の集合と同じ時間周波数リソースエレメントを共有するように構成されている、請求項5または6に記載のネットワークノード。
- 前記プロセッサは、前記再利用された第一のUE固有の参照信号を、リソースエレメントの集合において符号分割多重化するようにさらに構成されている、請求項7に記載のネットワークノード。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9813008P | 2008-09-18 | 2008-09-18 | |
US61/098,130 | 2008-09-18 | ||
PCT/IB2009/006861 WO2010032109A1 (en) | 2008-09-18 | 2009-09-16 | Method and arrangement in a mobile communications network |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012503396A JP2012503396A (ja) | 2012-02-02 |
JP5538400B2 true JP5538400B2 (ja) | 2014-07-02 |
Family
ID=41481260
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011527415A Expired - Fee Related JP5538400B2 (ja) | 2008-09-18 | 2009-09-16 | 移動通信ネットワークに用いる方法と装置 |
Country Status (4)
Country | Link |
---|---|
US (2) | US8638722B2 (ja) |
EP (1) | EP2338247B1 (ja) |
JP (1) | JP5538400B2 (ja) |
WO (1) | WO2010032109A1 (ja) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
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US8428018B2 (en) * | 2008-09-26 | 2013-04-23 | Lg Electronics Inc. | Method of transmitting reference signals in a wireless communication having multiple antennas |
KR101637348B1 (ko) | 2008-12-15 | 2016-07-07 | 엘지전자 주식회사 | 하향링크 mimo 시스템에 있어서, 파일럿 심볼 전송 방법 |
US20100097937A1 (en) * | 2008-10-16 | 2010-04-22 | Interdigital Patent Holdings, Inc. | Method and apparatus for wireless transmit/receive unit specific pilot signal transmission and wireless transmit/receive unit specific pilot signal power boosting |
RU2504094C2 (ru) * | 2009-02-27 | 2014-01-10 | Нокиа Сименс Нетуоркс Ой | Устройство и способ однопользовательской связи с множеством входов и множеством выходов с применением циклических сдвигов |
JP5059800B2 (ja) * | 2009-03-16 | 2012-10-31 | 株式会社エヌ・ティ・ティ・ドコモ | 無線基地局装置及び移動局装置、無線通信方法 |
US9647810B2 (en) * | 2009-03-17 | 2017-05-09 | Samsung Electronics Co., Ltd. | Method and system for mapping pilot signals in multi-stream transmissions |
US8953642B2 (en) * | 2009-09-15 | 2015-02-10 | Lg Electronics Inc. | Method and apparatus for transmitting a downlink reference signal in a wireless communication system supporting multiple antennas |
WO2011120233A1 (zh) * | 2010-04-02 | 2011-10-06 | 富士通株式会社 | 正交掩码生成装置和方法及正交掩码映射装置和方法 |
WO2011139201A1 (en) | 2010-05-03 | 2011-11-10 | Telefonaktiebolaget L M Ericsson (Publ) | Methods and apparatus for positioning measurements in multi-antenna transmission systems |
US9136997B2 (en) * | 2010-05-04 | 2015-09-15 | Qualcomm Incorporated | Methods and apparatuses for using channel state information reference signals |
US9172513B2 (en) | 2010-10-11 | 2015-10-27 | Qualcomm Incorporated | Resource assignments for uplink control channel |
JP2012114901A (ja) * | 2010-11-05 | 2012-06-14 | Sharp Corp | 移動局装置、基地局装置、方法および集積回路 |
JP5793184B2 (ja) * | 2011-04-26 | 2015-10-14 | パナソニック インテレクチュアル プロパティ コーポレーション オブアメリカPanasonic Intellectual Property Corporation of America | 送信装置、受信装置、送信方法、受信方法 |
US8885752B2 (en) | 2012-07-27 | 2014-11-11 | Intel Corporation | Method and apparatus for feedback in 3D MIMO wireless systems |
US9787376B2 (en) * | 2014-01-06 | 2017-10-10 | Intel IP Corporation | Systems, methods, and devices for hybrid full-dimensional multiple-input multiple-output |
CN107852381B (zh) * | 2015-07-14 | 2021-03-05 | Lg电子株式会社 | 用于在无线通信***中估计非线性自干扰信道的方法及其装置 |
WO2017123129A1 (en) * | 2016-01-12 | 2017-07-20 | Telefonaktiebolaget Lm Ericsson (Publ) | Reference signal pattern |
CN107733609B (zh) * | 2016-08-12 | 2023-10-13 | 华为技术有限公司 | 参考信号发送方法和参考信号发送装置 |
CN107172592B (zh) * | 2017-03-20 | 2020-05-26 | 联想(北京)有限公司 | 室内定位方法及移动设备 |
GB2572390B (en) * | 2018-03-28 | 2021-03-10 | Samsung Electronics Co Ltd | Reference signal power boosting in a telecommunication system |
Family Cites Families (13)
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US20010055320A1 (en) * | 1994-12-15 | 2001-12-27 | Pierzga Wayne Francis | Multiplex communication |
US7826343B2 (en) * | 2004-09-07 | 2010-11-02 | Qualcomm Incorporated | Position location signaling method apparatus and system utilizing orthogonal frequency division multiplexing |
WO2007117127A1 (en) * | 2006-04-12 | 2007-10-18 | Lg Electronics Inc. | Method for allocating reference signals in mimo system |
US8379738B2 (en) * | 2007-03-16 | 2013-02-19 | Samsung Electronics Co., Ltd. | Methods and apparatus to improve performance and enable fast decoding of transmissions with multiple code blocks |
US7796639B2 (en) * | 2007-03-21 | 2010-09-14 | Motorola Mobility, Inc. | Apparatuses and methods for multi-antenna channel quality data acquisition in a broadcast/multicast service network |
US8300658B2 (en) * | 2007-03-21 | 2012-10-30 | Motorola Mobility Llc | Apparatuses and methods for multi-antenna channel quality data acquisition in a broadcast/multicast service network using a multicast symbol |
RU2475969C9 (ru) * | 2007-04-30 | 2013-06-20 | Нокиа Сименс Нетворкс Ой | Координированный циклический сдвиг и скачкообразная перестройка частоты последовательности для последовательности задова-чу, модифицированной последовательности задова-чу и последовательности поблочного расширения |
JP5024533B2 (ja) * | 2007-06-19 | 2012-09-12 | 日本電気株式会社 | 移動通信システムにおけるリファレンス信号系列の割当方法および装置 |
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US8369450B2 (en) * | 2007-08-07 | 2013-02-05 | Samsung Electronics Co., Ltd. | Pilot boosting and traffic to pilot ratio estimation in a wireless communication system |
US8289946B2 (en) * | 2007-08-14 | 2012-10-16 | Qualcomm Incorporated | Reference signal generation in a wireless communication system |
US8135359B2 (en) * | 2008-01-04 | 2012-03-13 | Nokia Corporation | Method and apparatus for conveying antenna configuration information |
US8199708B2 (en) * | 2008-12-30 | 2012-06-12 | Telefonaktiebolaget L M Ericsson (Publ) | Allocation of uplink reference signals in a mobile communication system |
-
2009
- 2009-09-16 EP EP09786258.5A patent/EP2338247B1/en not_active Not-in-force
- 2009-09-16 WO PCT/IB2009/006861 patent/WO2010032109A1/en active Application Filing
- 2009-09-16 JP JP2011527415A patent/JP5538400B2/ja not_active Expired - Fee Related
- 2009-09-16 US US13/063,966 patent/US8638722B2/en not_active Expired - Fee Related
-
2014
- 2014-01-03 US US14/147,084 patent/US20140105320A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US8638722B2 (en) | 2014-01-28 |
US20140105320A1 (en) | 2014-04-17 |
EP2338247A1 (en) | 2011-06-29 |
JP2012503396A (ja) | 2012-02-02 |
US20120250608A1 (en) | 2012-10-04 |
WO2010032109A1 (en) | 2010-03-25 |
EP2338247B1 (en) | 2016-11-09 |
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