JP2010530668A - マルチアンテナシステムにおけるデータ送信方法 - Google Patents
マルチアンテナシステムにおけるデータ送信方法 Download PDFInfo
- Publication number
- JP2010530668A JP2010530668A JP2010512093A JP2010512093A JP2010530668A JP 2010530668 A JP2010530668 A JP 2010530668A JP 2010512093 A JP2010512093 A JP 2010512093A JP 2010512093 A JP2010512093 A JP 2010512093A JP 2010530668 A JP2010530668 A JP 2010530668A
- Authority
- JP
- Japan
- Prior art keywords
- pmi
- data
- channel
- precoding
- subbands
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 53
- 230000005540 biological transmission Effects 0.000 title claims description 85
- 238000004891 communication Methods 0.000 claims abstract description 37
- 239000011159 matrix material Substances 0.000 claims abstract description 13
- 229920006934 PMI Polymers 0.000 claims description 157
- 238000003672 processing method Methods 0.000 claims description 8
- 125000004122 cyclic group Chemical group 0.000 claims description 5
- 238000013468 resource allocation Methods 0.000 description 11
- 235000019580 granularity Nutrition 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 238000001514 detection method Methods 0.000 description 6
- 101000741965 Homo sapiens Inactive tyrosine-protein kinase PRAG1 Proteins 0.000 description 4
- 102100038659 Inactive tyrosine-protein kinase PRAG1 Human genes 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000004044 response Effects 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000012805 post-processing Methods 0.000 description 2
- 238000007781 pre-processing Methods 0.000 description 2
- 238000000638 solvent extraction Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 230000027311 M phase Effects 0.000 description 1
- 241001168730 Simo Species 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- H04B7/06—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
- H04B7/0621—Feedback content
- H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
-
- 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
- H04B7/0621—Feedback content
- H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
-
- 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
- H04B7/0636—Feedback format
- H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
-
- 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
- H04B7/0652—Feedback error handling
- H04B7/0656—Feedback error handling at the transmitter, e.g. error detection at base station
-
- 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
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
-
- 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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0868—Hybrid systems, i.e. switching and combining
- H04B7/0871—Hybrid systems, i.e. switching and combining using different reception schemes, at least one of them being a diversity reception scheme
-
- 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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0026—Transmission of channel quality indication
-
- 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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0033—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter
- H04L1/0035—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter evaluation of received explicit signalling
-
- 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
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0072—Error control for data other than payload data, e.g. control data
- H04L1/0073—Special arrangements for feedback channel
-
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03343—Arrangements at the transmitter end
-
- 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
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
-
- 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
- H04L1/0625—Transmitter arrangements
-
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
- H04L2025/03802—Signalling on the reverse channel
-
- 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
- H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Abstract
【解決手段】無線通信システムにおけるデータ送信方法は、プレコーディング行列情報(PMI)を含む帰還データを、アップリンクデータチャネルを介して受信し、ダウンリンクデータのためのプレコーディング方式を、ダウンリンク制御チャネルを介して送信し、前記決定されたプレコーディング方式によってプレコーディングを適用した後、ダウンリンクデータチャネルを介して前記ダウンリンクデータを送信し、前記PMI値は、コードブックインデックスに対応し、前記プレコーディング方式は、前記受信されたPMIに関係のない少なくとも2個の送信ダイバーシティ、前記受信されたPMIに伴うプレコーディングを指示する承認及び送信されるダウンリンクデータのプレコーディングに使われる新たなPMIのうちいずれか一つに決定されることを特徴とする。
【選択図】図5
Description
20 基地局
100 送信機
110 スケジューラ
120-1,...,120-K チャネルエンコーダ
130-1,...,130-K マッパ
140-1,...,140-K 前処理機
150 多重化器
190-1,...,190-Nt 送信アンテナ
200 受信機
210 復調器
220 チャネル推定器
230 後処理機
240 デマッパ
250 チャネルデコーダ
260 制御器
290-1,...,290-Nr 受信アンテナ
Claims (9)
- 無線通信システムにおけるデータ送信方法において、
プレコーディング行列情報(PMI)を含む帰還データを、アップリンクデータチャネルを介して受信し、
ダウンリンクデータのためのプレコーディング方式を、ダウンリンク制御チャネルを介して送信し、
前記決定されたプレコーディング方式によってプレコーディングを適用した後、ダウンリンクデータチャネルを介して前記ダウンリンクデータを送信するデータ送信方法であって、
前記PMI値は、コードブックインデックスに対応し、
前記プレコーディング方式は、前記受信されたPMIに関係のない少なくとも2個の送信ダイバーシティ、前記受信されたPMIに伴うプレコーディングを指示する承認及び送信されるダウンリンクデータのプレコーディングに使われる新たなPMIのうちいずれか一つに決定されることを特徴とする無線通信システムにおけるデータ送信方法。 - 前記帰還データに付加された巡回冗長検査を用いて前記帰還データでエラーが検出された場合に、前記プレコーディング方式は、前記送信ダイバーシティに決定される、請求項1に記載の無線通信システムにおけるデータ送信方法。
- 前記プレコーディング方式は、最近に受信したPMIを指示する前記新たなPMIに決定される、請求項1に記載の無線通信システムにおけるデータ送信方法。
- 前記送信ダイバーシティは、周波数空間ブロック符号及び巡回遅延ダイバーシティを含む、請求項1に記載の無線通信システムにおけるデータ送信方法。
- 前記帰還データは、複数のPMIを含み、前記複数のPMIの各々は、各サブバンドのためのコードブックから選択される、請求項1に記載の無線通信システムにおけるデータ送信方法。
- 前記帰還データは、複数のサブバンドに対する周波数均一PMI及び前記複数のサブバンドから選択されるサブバンドに対する周波数選択的PMIを含む、請求項1に記載の無線通信システムにおけるデータ送信方法。
- 無線通信システムにおけるデータ処理方法において、
少なくとも一つのPMIを含む帰還データを構成し、
前記帰還データを、アップリンクデータチャネルを介して報告し、
ダウンリンクデータのためのプレコーディング方式を、ダウンリンク制御チャネルを介して受信し、
ダウンリンクデータチャネルを介してダウンリンクデータを受信するデータ処理方法であって、
前記PMIはコードブックインデックスに対応し、
前記プレコーディング方式は、前記報告されたPMIと関係のない送信ダイバーシティまたはダウンリンクデータのプレコーディングに使われるプレコーディング行列に決定されることを特徴とする無線通信システムにおけるデータ処理方法。 - 前記帰還データは、複数のサブバンドに対する複数のPMI及び複数のサブバンドに対する全体バンドチャネル品質情報(CQI)を含む、請求項7に記載の無線通信システムにおけるデータ処理方法。
- 前記帰還データは、複数のサブバンドに対する第1のPMI、前記複数のサブバンドのうちから選択されるサブバンドに対する第2のPMI、前記複数のサブバンドに対する全体バンドに対するCQI及び前記複数のサブバンドのうちから選択される前記サブバンドに対する一つのCQIを含む、請求項7に記載の無線通信システムにおけるデータ処理方法。
Applications Claiming Priority (13)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US94613007P | 2007-06-25 | 2007-06-25 | |
US60/946,130 | 2007-06-25 | ||
KR20070081913 | 2007-08-14 | ||
KR10-2007-0081913 | 2007-08-14 | ||
US97814007P | 2007-10-08 | 2007-10-08 | |
US60/978,140 | 2007-10-08 | ||
KR20070118166 | 2007-11-19 | ||
KR10-2007-0118166 | 2007-11-19 | ||
US2530408P | 2008-02-01 | 2008-02-01 | |
US61/025,304 | 2008-02-01 | ||
KR10-2008-0056001 | 2008-06-13 | ||
KR1020080056001A KR101293373B1 (ko) | 2007-06-25 | 2008-06-13 | 다중안테나 시스템에서의 데이터 전송 방법 |
PCT/KR2008/003654 WO2009002097A1 (en) | 2007-06-25 | 2008-06-25 | Method of transmitting data in multiple antenna system |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010530668A true JP2010530668A (ja) | 2010-09-09 |
JP5249322B2 JP5249322B2 (ja) | 2013-07-31 |
Family
ID=40371574
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010512093A Active JP5249322B2 (ja) | 2007-06-25 | 2008-06-25 | マルチアンテナシステムにおけるデータ送信方法 |
Country Status (9)
Country | Link |
---|---|
US (2) | US8000258B2 (ja) |
EP (1) | EP2137835B1 (ja) |
JP (1) | JP5249322B2 (ja) |
KR (2) | KR101293373B1 (ja) |
CN (1) | CN101689904B (ja) |
AT (1) | ATE543269T1 (ja) |
CA (1) | CA2689410C (ja) |
TW (1) | TWI371184B (ja) |
WO (1) | WO2009002097A1 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010537512A (ja) * | 2007-08-15 | 2010-12-02 | クゥアルコム・インコーポレイテッド | アップリンク制御チャネル・フォーマット |
JP2011055505A (ja) * | 2008-04-25 | 2011-03-17 | Sharp Corp | 移動通信システム |
WO2012165424A1 (ja) * | 2011-06-03 | 2012-12-06 | Kddi株式会社 | インタリーブ装置および無線通信システム |
JP2013530591A (ja) * | 2010-05-06 | 2013-07-25 | アルカテル−ルーセント | 複数入力複数出力システムで高ランク適応コードブックを生成し、フィード・バックする方法および装置 |
WO2020012620A1 (ja) * | 2018-07-12 | 2020-01-16 | 株式会社Nttドコモ | ユーザ端末及び基地局 |
JP2022008974A (ja) * | 2015-04-24 | 2022-01-14 | スカイラーク・ワイヤレス・エルエルシー | 多アンテナmu-mimoシステムのための制御チャネル設計 |
Families Citing this family (111)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7248559B2 (en) | 2001-10-17 | 2007-07-24 | Nortel Networks Limited | Scattered pilot pattern and channel estimation method for MIMO-OFDM systems |
US7649833B2 (en) * | 2003-12-29 | 2010-01-19 | Intel Corporation | Multichannel orthogonal frequency division multiplexed receivers with antenna selection and maximum-ratio combining and associated methods |
US7917176B2 (en) * | 2006-02-14 | 2011-03-29 | Nec Laboratories America, Inc. | Structured codebook and successive beamforming for multiple-antenna systems |
US8179775B2 (en) * | 2007-08-14 | 2012-05-15 | Texas Instruments Incorporated | Precoding matrix feedback processes, circuits and systems |
DE602008017325C5 (de) | 2007-06-08 | 2022-05-12 | MiiCs & Partners Japan Co., Ltd. | Mobiles Kommunikationssystem, Basisstationsvorrichtung und Mobilstationsvorrichtung |
KR101293373B1 (ko) | 2007-06-25 | 2013-08-05 | 엘지전자 주식회사 | 다중안테나 시스템에서의 데이터 전송 방법 |
EP2141844B1 (en) * | 2007-09-06 | 2013-01-23 | Sharp Kabushiki Kaisha | Communication apparatus and communication method |
JP4719728B2 (ja) | 2007-10-01 | 2011-07-06 | 株式会社エヌ・ティ・ティ・ドコモ | 通信システム、ユーザ装置及び送信方法 |
KR101531413B1 (ko) | 2008-01-04 | 2015-06-24 | 고도 가이샤 아이피 브릿지 1 | 무선 송신 장치 및 무선 송신 방법 |
KR101476202B1 (ko) * | 2008-01-08 | 2014-12-24 | 엘지전자 주식회사 | 주기적/비주기적 채널상태정보 송수신 방법 |
US8548512B2 (en) * | 2008-01-08 | 2013-10-01 | Ntt Docomo, Inc. | Method for reporting channel quality information via uplink, and base station and user device adapted for the method |
US20090196366A1 (en) * | 2008-02-04 | 2009-08-06 | Zukang Shen | Transmission of Uplink Control Information with Data in Wireless Networks |
US8638811B2 (en) * | 2008-03-17 | 2014-01-28 | Qualcomm Incorporated | Reconfigurable multiple-input multiple-output systems and methods |
US7978623B1 (en) * | 2008-03-22 | 2011-07-12 | Freescale Semiconductor, Inc. | Channel rank updates in multiple-input multiple-output communication systems |
US8154983B2 (en) * | 2008-03-25 | 2012-04-10 | Samsung Electronics Co., Ltd. | System and method for the placement of rank information in a physical uplink shared channel |
US8811353B2 (en) | 2008-04-22 | 2014-08-19 | Texas Instruments Incorporated | Rank and PMI in download control signaling for uplink single-user MIMO (UL SU-MIMO) |
CN102067659B (zh) * | 2008-06-23 | 2014-01-15 | 夏普株式会社 | 移动台装置、通信***以及通信方法 |
WO2010002964A2 (en) * | 2008-07-02 | 2010-01-07 | Interdigital Patent Holdings, Inc. | Method and apparatus for measuring and reporting a rank and a precoding matrix for multiple-input multiple-output communication |
US8315229B2 (en) | 2008-07-07 | 2012-11-20 | Research In Motion Limited | Methods and apparatus for wireless communication |
US8811339B2 (en) | 2008-07-07 | 2014-08-19 | Blackberry Limited | Handover schemes for wireless systems |
US20110122963A1 (en) * | 2008-07-07 | 2011-05-26 | Jun Yuan | Codebook restructure, differential encoding/decoding, and scheduling |
US8547861B2 (en) | 2008-07-07 | 2013-10-01 | Apple Inc. | Optimizing downlink communications between a base station and a remote terminal by power sharing |
CN101330307B (zh) * | 2008-07-24 | 2013-02-27 | 中兴通讯股份有限公司 | 秩指示信息的发送方法及装置、接收方法及装置 |
US8406171B2 (en) * | 2008-08-01 | 2013-03-26 | Texas Instruments Incorporated | Network MIMO reporting, control signaling and transmission |
EP2566120B1 (en) * | 2008-08-11 | 2014-04-02 | LG Electronics Inc. | Codebook design for uplink transmission in a SC-FDMA system |
US9049003B2 (en) * | 2008-09-23 | 2015-06-02 | Idtp Holdings, Inc. | Methods and arrangements in a telecommunication system for sending feedback data and user data on a combined feedback and data channel |
US8340235B2 (en) | 2008-09-25 | 2012-12-25 | Research In Motion Limited | X-MIMO systems with multi-transmitters and multi-receivers |
KR101505689B1 (ko) | 2009-01-08 | 2015-03-25 | 엘지전자 주식회사 | 다중 셀 협력에 기반하는 데이터 전송 방법 |
MY152744A (en) * | 2009-02-19 | 2014-11-28 | Lg Electronics Inc | Method of transmitting and receiving feedback information and mobile station/base station apparatus therefor |
KR101588731B1 (ko) * | 2009-02-20 | 2016-01-26 | 엘지전자 주식회사 | Sc-fdma가 적용된 상향링크 mimo 시스템에 있어서, pmi 통지 방법 |
US8830918B2 (en) * | 2009-03-16 | 2014-09-09 | Interdigital Patent Holdings, Inc. | Method and apparatus for performing uplink transmit diversity |
US20110103510A1 (en) * | 2009-04-23 | 2011-05-05 | Qualcomm Incorporated | Rank and precoding indication for mimo operation |
US20110105137A1 (en) * | 2009-04-23 | 2011-05-05 | Qualcomm Incorporated | Rank and precoding indication for mimo operation |
US20110110455A1 (en) * | 2009-04-23 | 2011-05-12 | Qualcomm Incorporated | Rank and precoding indication for mimo operation |
US8560696B2 (en) | 2009-04-28 | 2013-10-15 | Intel Corporation | Transmission of advanced-MAP information elements in mobile networks |
KR101356518B1 (ko) * | 2009-04-30 | 2014-02-14 | 엘지전자 주식회사 | 개루프 다중 안테나 시스템에서 프리코더를 설정하는 방법 |
US20100278058A1 (en) * | 2009-05-04 | 2010-11-04 | Qualcomm Incorporated | Method and apparatus for facilitating multicarrier differential channel quality indicator (cqi) feedback |
KR101530559B1 (ko) * | 2009-06-04 | 2015-06-22 | 삼성전자 주식회사 | 무선통신 셀룰러 시스템에서 셀간 협력 전송을 위한 피드백 정보 송수신 방법 및 장치 |
WO2010143883A2 (ko) * | 2009-06-09 | 2010-12-16 | 엘지전자 주식회사 | 다중 안테나 전송을 지원하는 무선 통신 시스템에서 전송 방식에 대한 제어정보를 시그널링하는 방법 및 장치 |
US8711716B2 (en) * | 2009-06-19 | 2014-04-29 | Texas Instruments Incorporated | Multiple CQI feedback for cellular networks |
KR20100138845A (ko) * | 2009-06-25 | 2010-12-31 | 주식회사 팬택 | 무선 통신 시스템에서의 프리코더 선택 방법과 그를 이용한 장치, 단말의 채널정보 피드백 방법, 그 단말, 기지국의 채널정보 수신 방법 |
EP3731559B1 (en) | 2009-07-21 | 2024-02-14 | LG Electronics Inc. | Apparatus and method for transmitting channel state information in a wireless communication system |
US9030949B2 (en) * | 2009-07-27 | 2015-05-12 | Samsung Electronics Co., Ltd. | Downlink PMI coordination based on base station antenna configuration |
JP4889775B2 (ja) * | 2009-09-28 | 2012-03-07 | シャープ株式会社 | 無線通信システム、移動局装置、基地局装置、通信制御方法および制御プログラム |
CN101674163B (zh) * | 2009-09-29 | 2013-12-04 | 中兴通讯股份有限公司 | 多天线***中物理上行控制信道的数据传输方法与装置 |
US9961579B2 (en) | 2009-10-01 | 2018-05-01 | Qualcomm Incorporated | Scalable channel feedback for wireless communication |
US9667378B2 (en) * | 2009-10-01 | 2017-05-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Multi-granular feedback reporting and feedback processing for precoding in telecommunications |
US8781005B2 (en) | 2009-10-01 | 2014-07-15 | Qualcomm Incorporated | Scalable quantization of channel state information for MIMO transmission |
JP5210278B2 (ja) * | 2009-10-05 | 2013-06-12 | 株式会社エヌ・ティ・ティ・ドコモ | 無線基地局装置、移動端末装置及び無線通信方法 |
KR101016720B1 (ko) * | 2009-10-22 | 2011-02-25 | 성균관대학교산학협력단 | Mimo 통신 시스템의 피드백 제어장치 |
EP2494842A1 (en) * | 2009-10-28 | 2012-09-05 | Nokia Siemens Networks Oy | Resource setting control for transmission using contention based resources |
KR101555820B1 (ko) * | 2009-12-02 | 2015-10-06 | 삼성전자주식회사 | 접속망의 클래스에 따라 비대칭적인 피드백 기법을 사용하는 계층 셀 통신 시스템 |
JP2011147002A (ja) * | 2010-01-15 | 2011-07-28 | Kyocera Corp | 通信装置および通信方法 |
CN103248457B (zh) * | 2010-01-16 | 2016-12-07 | 华为技术有限公司 | 获取预编码矩阵指示以及预编码矩阵的方法和装置 |
US9198190B2 (en) | 2010-01-27 | 2015-11-24 | Telefonaktiebolaget L M Ericsson (Publ) | Closed loop precoding weight estimation |
JP5475895B2 (ja) * | 2010-02-05 | 2014-04-16 | ノキア シーメンス ネットワークス オサケユキチュア | 無線通信システムにおいてユーザ装置をスケジュールする方法及びその装置 |
US20110194630A1 (en) * | 2010-02-10 | 2011-08-11 | Yang Hua-Lung | Systems and methods for reporting radio link failure |
EP2367374B1 (en) * | 2010-03-10 | 2012-05-16 | NTT DOCOMO, Inc. | Method and apparatus for the prevention of a service degradation attack |
CN105207707B (zh) | 2010-04-01 | 2019-01-15 | Lg电子株式会社 | 在无线接入***中收发信道状态信息的方法和装置 |
ES2750869T3 (es) | 2010-04-07 | 2020-03-27 | Ericsson Telefon Ab L M | Una estructura de precodificador para precodificación MIMO |
CN104980204B (zh) | 2010-04-08 | 2018-07-17 | Lg电子株式会社 | 在支持多天线的无线通信***中使用码本的信号传输方法和装置 |
EP2560297B1 (en) * | 2010-04-12 | 2019-06-05 | LG Electronics Inc. | Method and device for efficient feedback in wireless communication system supporting multiple antennas |
JP5296004B2 (ja) * | 2010-04-23 | 2013-09-25 | 株式会社エヌ・ティ・ティ・ドコモ | フィードバック情報送信方法、移動局装置及び基地局装置 |
KR101843019B1 (ko) * | 2010-04-30 | 2018-03-29 | 삼성전자주식회사 | 여러 리포팅 모드를 지원하는 다중 입출력 통신 시스템 |
CN101867447B (zh) | 2010-04-30 | 2015-09-16 | 中兴通讯股份有限公司 | 信道状态信息的反馈方法及终端 |
CN102237955B (zh) | 2010-05-07 | 2013-11-06 | 电信科学技术研究院 | 一种信道状态信息上报方法及其装置 |
CN101931513B (zh) * | 2010-05-18 | 2016-06-15 | 中兴通讯股份有限公司 | 信道状态信息的反馈方法及终端 |
CN101877627B (zh) * | 2010-06-21 | 2015-09-16 | 中兴通讯股份有限公司 | 信道状态信息的反馈方法及终端 |
KR101806878B1 (ko) * | 2010-08-16 | 2018-01-10 | 삼성전자주식회사 | 8 개의 전송 안테나들에 대한 코드북 및 그 코드북을 사용하는 통신 시스템 |
US8446971B2 (en) | 2010-08-23 | 2013-05-21 | Intel Corporation | Communication station and method for efficiently providing channel feedback for MIMO communications |
US8428633B2 (en) * | 2010-08-31 | 2013-04-23 | Intel Corporation | Combined channel state information and combined channel quality indicator in wireless communication systems |
US10009824B2 (en) | 2010-09-01 | 2018-06-26 | Empire Technology Development Llc | Precoding data based on forwarded channel condition information |
KR101835326B1 (ko) * | 2010-09-26 | 2018-03-07 | 엘지전자 주식회사 | 다중 안테나 지원 무선 통신 시스템에서 효율적인 피드백 방법 및 장치 |
US9078272B2 (en) * | 2010-09-28 | 2015-07-07 | Kyocera Corporation | Base station and control method of base station |
US9294310B2 (en) | 2010-10-08 | 2016-03-22 | Blackberry Limited | Method and apparatus for LTE channel state information estimation |
US9295038B2 (en) | 2010-11-16 | 2016-03-22 | Telefonaktiebolaget L M Ericsson (Publ) | Control channel configuration in a wireless communications system |
CN102045762B (zh) * | 2010-12-02 | 2013-07-24 | 大唐移动通信设备有限公司 | 一种上报信道状态的方法及装置 |
KR101769382B1 (ko) * | 2010-12-23 | 2017-08-21 | 엘지전자 주식회사 | 무선 통신 시스템에서 채널 상태 정보를 보고하는 방법 및 이를 위한 장치 |
US8737506B1 (en) * | 2010-12-29 | 2014-05-27 | Sprint Communications Company L.P. | Determination of transmit diversity transmission delays |
TW201234793A (en) | 2011-02-11 | 2012-08-16 | Interdigital Patent Holdings | Method and apparatus for closed loop transmit diversity transmission initial access |
US8971197B2 (en) * | 2011-04-01 | 2015-03-03 | Industrial Technology Research Institute | Method for reporting uplink control information and wireless communication device using the same |
WO2012148342A1 (en) * | 2011-04-29 | 2012-11-01 | Telefonaktiebolaget L M Ericsson (Publ) | Controlling uplink multi-antenna transmissions in a telecommunication system |
KR102040614B1 (ko) * | 2011-05-10 | 2019-11-05 | 엘지전자 주식회사 | 복수의 안테나 포트를 이용하여 신호를 전송하는 방법 및 이를 위한 송신단 장치 |
US9998909B2 (en) * | 2011-06-20 | 2018-06-12 | Telefonaktiebolaget Lm Ericsson (Publ) | 3rd generation direct tunnel (3GDT) optimization |
CN102857930A (zh) * | 2011-06-30 | 2013-01-02 | 国际商业机器公司 | 用于基于ofdm的无线通信***的共享频率的方法和设备 |
WO2013006379A1 (en) | 2011-07-01 | 2013-01-10 | Dinan Esmael Hejazi | Synchronization signal and control messages in multicarrier ofdm |
US8582527B2 (en) | 2011-07-01 | 2013-11-12 | Ofinno Technologies, Llc | Hybrid automatic repeat request in multicarrier systems |
US8369280B2 (en) | 2011-07-01 | 2013-02-05 | Ofinno Techologies, LLC | Control channels in multicarrier OFDM transmission |
CN103650372A (zh) * | 2011-07-19 | 2014-03-19 | 美国博通公司 | 用于针对分段载波提供信道状态信息(csi)测量和报告的方法和装置 |
US8427976B1 (en) | 2011-12-04 | 2013-04-23 | Ofinno Technology, LLC | Carrier information exchange between base stations |
US10251209B2 (en) | 2012-02-14 | 2019-04-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Smart 3GDT |
US9497756B2 (en) | 2012-03-25 | 2016-11-15 | Comcast Cable Communications, Llc | Base station radio resource management |
US9949265B2 (en) * | 2012-05-04 | 2018-04-17 | Comcast Cable Communications, Llc | Control channel in a wireless communication system |
US9681425B2 (en) * | 2012-05-11 | 2017-06-13 | Qualcomm Incorporated | Rank-specific feedback for improved MIMO support |
SG10201702179RA (en) * | 2012-05-18 | 2017-04-27 | Rearden Llc | Systems and methods to enhance spatial diversity in distributed input distributed output wireless systems |
US8873665B2 (en) * | 2012-11-21 | 2014-10-28 | Intel Mobile Communications GmbH | Communication devices and methods for receiving data |
US9736743B2 (en) * | 2012-12-13 | 2017-08-15 | Lg Electronics Inc. | Method of user equipment selecting cell in wireless communication system and user equipment using the method |
US9049747B2 (en) * | 2013-02-25 | 2015-06-02 | Apple Inc. | Facilitating in-device coexistence between wireless communication technologies |
TW201438419A (zh) * | 2013-03-06 | 2014-10-01 | Interdigital Patent Holdings | 無線網路中干擾管理及干擾對齊 |
CN108322244B (zh) * | 2013-03-08 | 2021-08-31 | 华为技术有限公司 | 预编码矩阵指示的反馈方法、接收端和发射端 |
US9973246B2 (en) * | 2013-03-12 | 2018-05-15 | Rearden, Llc | Systems and methods for exploiting inter-cell multiplexing gain in wireless cellular systems via distributed input distributed output technology |
US10826663B2 (en) * | 2013-03-13 | 2020-11-03 | Huawei Technologies Co., Ltd. | System and method for determining a pilot signal |
WO2014194534A1 (zh) | 2013-06-08 | 2014-12-11 | 华为技术有限公司 | 一种信道质量指示及调制编码方案的通知方法、装置 |
CN107959547B (zh) * | 2013-06-08 | 2021-01-29 | 华为技术有限公司 | 一种信道质量指示及调制编码方案的通知方法、装置 |
CN104782071B (zh) * | 2013-10-18 | 2018-10-09 | 华为技术有限公司 | 信道状态信息的测量和反馈方法、终端及基站 |
CN104661264B (zh) * | 2013-11-21 | 2018-05-11 | 中国联合网络通信集团有限公司 | 一种调度用户设备的方法及上行接入点、下行接入点 |
US9973249B2 (en) * | 2014-12-23 | 2018-05-15 | Samsung Electronics Co., Ltd. | Channel state information feedback schemes for FD-MIMO |
CN107181509A (zh) * | 2016-03-11 | 2017-09-19 | 电信科学技术研究院 | 一种数据传输方法和装置 |
US10848228B2 (en) * | 2018-02-16 | 2020-11-24 | Qualcomm Incorporated | Modulation and coding scheme and channel quality indicator for high reliability |
CN111371480B (zh) * | 2018-12-25 | 2023-04-14 | 中兴通讯股份有限公司 | 数据的预编码处理方法及装置、存储介质 |
EP4010996A1 (en) | 2019-08-05 | 2022-06-15 | Shure Acquisition Holdings, Inc. | Transmit antenna diversity wireless audio system |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009004921A (ja) * | 2007-06-19 | 2009-01-08 | Ntt Docomo Inc | 移動通信システムにおける基地局装置、ユーザ装置及び方法 |
JP2010527184A (ja) * | 2007-04-30 | 2010-08-05 | インターデイジタル テクノロジー コーポレーション | Mimo無線通信システムにおけるフィードバックシグナリングの誤り検出および誤り検査 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100607934B1 (ko) | 1999-08-27 | 2006-08-03 | 삼성전자주식회사 | 광대역 무선 통신에서의 링크 계층의 오류 제어방법 및 이를위한 기록 매체 |
KR100493152B1 (ko) | 2000-07-21 | 2005-06-02 | 삼성전자주식회사 | 이동 통신 시스템에서의 전송 안테나 다이버시티 방법 및이를 위한 기지국 장치 및 이동국 장치 |
US7116944B2 (en) * | 2002-02-07 | 2006-10-03 | Lucent Technologies Inc. | Method and apparatus for feedback error detection in a wireless communications systems |
US7095790B2 (en) | 2003-02-25 | 2006-08-22 | Qualcomm, Incorporated | Transmission schemes for multi-antenna communication systems utilizing multi-carrier modulation |
KR100566274B1 (ko) * | 2003-11-20 | 2006-03-30 | 삼성전자주식회사 | 직교주파수분할다중 시스템에서 부반송파 할당 장치 및방법 |
KR100640516B1 (ko) | 2004-02-27 | 2006-10-30 | 삼성전자주식회사 | 직교주파수분할다중화 통신 시스템에서 채널품질 정보의전송방법 및 장치 |
US8496638B2 (en) | 2004-06-30 | 2013-07-30 | Kimberly-Clark Worldwide, Inc. | Absorbent articles having a waist region and corresponding fasteners that have matching stretch properties |
GB2418729A (en) * | 2004-09-30 | 2006-04-05 | Mv Res Ltd | Determination of solder paste composition quality by measuring emitted fluorescence radiation intensity |
WO2006051372A1 (en) | 2004-11-12 | 2006-05-18 | Nokia Corporation | Transmission format indication and feedback in multi-carrier wireless communication systems |
US8571132B2 (en) | 2004-12-22 | 2013-10-29 | Qualcomm Incorporated | Constrained hopping in wireless communication systems |
EP2081315B1 (en) * | 2004-12-27 | 2015-05-13 | LG Electronics Inc. | Methods and apparatuses of transmitting feedback information using an extended subheader |
EP1679814B1 (en) | 2005-01-11 | 2018-01-10 | Samsung Electronics Co., Ltd. | Apparatus and method for transmitting fast feedback information in a wireless communication system |
US8971461B2 (en) | 2005-06-01 | 2015-03-03 | Qualcomm Incorporated | CQI and rank prediction for list sphere decoding and ML MIMO receivers |
US9184898B2 (en) | 2005-08-01 | 2015-11-10 | Google Technology Holdings LLC | Channel quality indicator for time, frequency and spatial channel in terrestrial radio access network |
US8760994B2 (en) * | 2005-10-28 | 2014-06-24 | Qualcomm Incorporated | Unitary precoding based on randomized FFT matrices |
KR100996023B1 (ko) | 2005-10-31 | 2010-11-22 | 삼성전자주식회사 | 다중 안테나 통신 시스템에서 데이터 송수신 장치 및 방법 |
WO2008004835A2 (en) * | 2006-07-06 | 2008-01-10 | Lg Electronics Inc. | Method and apparatus for correcting errors in a multiple subcarriers communication system using multiple antennas |
KR101249359B1 (ko) | 2006-08-18 | 2013-04-01 | 삼성전자주식회사 | 다중 입력 다중 출력을 지원하는 직교 주파수 분할 다중화 시스템에서 채널 품질 정보를 송수신하는 방법 및 장치 |
KR101403105B1 (ko) | 2006-10-31 | 2014-06-09 | 엘지전자 주식회사 | 귀환 데이터 전송 방법, 귀환 데이터 생성 방법 및 데이터스케줄링 방법 |
US8825065B2 (en) | 2007-01-19 | 2014-09-02 | Wi-Lan, Inc. | Transmit power dependent reduced emissions from a wireless transceiver |
KR20080073196A (ko) * | 2007-02-05 | 2008-08-08 | 엘지전자 주식회사 | Mimo 시스템에서 효율적인 채널 품질 정보 전송 방법 |
WO2008115585A2 (en) * | 2007-03-21 | 2008-09-25 | Interdigital Technology Corporation | Method and apparatus for communicating precoding or beamforming information to users in mimo wireless communication systems |
US20080268785A1 (en) | 2007-04-30 | 2008-10-30 | Mccoy James W | UE-autonomous CFI reporting |
US8195184B2 (en) | 2007-04-30 | 2012-06-05 | Broadcom Corporation | Method and system for best-M CQI feedback together with PMI feedback |
US7629902B2 (en) * | 2007-06-08 | 2009-12-08 | Samsung Electronics Co., Ltd. | MIMO wireless precoding system robust to power imbalance |
KR101293373B1 (ko) | 2007-06-25 | 2013-08-05 | 엘지전자 주식회사 | 다중안테나 시스템에서의 데이터 전송 방법 |
US8675743B2 (en) | 2007-08-03 | 2014-03-18 | Apple Inc. | Feedback scheduling to reduce feedback rates in MIMO systems |
KR101478362B1 (ko) | 2007-08-10 | 2015-01-28 | 엘지전자 주식회사 | 다중안테나 시스템에서 귀환데이터 전송방법 |
-
2008
- 2008-06-13 KR KR1020080056001A patent/KR101293373B1/ko active IP Right Grant
- 2008-06-13 KR KR20080056002A patent/KR101481166B1/ko active IP Right Grant
- 2008-06-25 US US12/146,284 patent/US8000258B2/en active Active
- 2008-06-25 JP JP2010512093A patent/JP5249322B2/ja active Active
- 2008-06-25 CN CN200880022021.6A patent/CN101689904B/zh active Active
- 2008-06-25 EP EP08766613A patent/EP2137835B1/en active Active
- 2008-06-25 WO PCT/KR2008/003654 patent/WO2009002097A1/en active Application Filing
- 2008-06-25 AT AT08766613T patent/ATE543269T1/de active
- 2008-06-25 TW TW097124024A patent/TWI371184B/zh active
- 2008-06-25 CA CA2689410A patent/CA2689410C/en active Active
-
2011
- 2011-06-27 US US13/169,800 patent/US8400950B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010527184A (ja) * | 2007-04-30 | 2010-08-05 | インターデイジタル テクノロジー コーポレーション | Mimo無線通信システムにおけるフィードバックシグナリングの誤り検出および誤り検査 |
JP2009004921A (ja) * | 2007-06-19 | 2009-01-08 | Ntt Docomo Inc | 移動通信システムにおける基地局装置、ユーザ装置及び方法 |
Non-Patent Citations (13)
Title |
---|
CSNC201110031252; Huawei: 'DL control signaling to support MIMO' 3GPP TSG-RAN WG1#49bis R1-072905 , 20070620 * |
CSNC201110031442; Samsung: 'Design of PDCCH format in support of MIMO' 3GPP R1-073110 , 20070629 * |
CSNC201110032309; Huawei: 'DL control signaling of MIMO PMI information for SU-MIMO' 3GPP R1-072318 , 20070511 * |
CSNC201110034086; Texas Instruments et al.: 'Proposal Way Forward on Codebook Design for E-UTRA' 3GPP R1-070728 , 20070216 * |
CSNC201110035260; Texas Instruments: 'Further Details on Codebook-Based Pre-coding for E-UTRA' 3GPP R1-070270 , 20070119 * |
JPN6012000705; Motorola: 'PMI Downlink Signaling and Downlink PDCCH Format' 3GPP TSG RAN1 #49bis R1-073077 , 20070620 * |
JPN6012000706; Samsung: 'Uplink data-non-associated control signaling' 3GPP TSG RAN WG1 Meeting #48bis R1-071573 , 200703 * |
JPN6012000707; Huawei: 'Unified uplink CQI signaling by efficient labeling' TSG RAN WG1 meeting 45 R1-061246 , 20060512 * |
JPN6012027228; Huawei: 'DL control signaling to support MIMO' 3GPP TSG-RAN WG1#49bis R1-072905 , 20070620 * |
JPN6012058230; Huawei: 'DL control signaling of MIMO PMI information for SU-MIMO' 3GPP R1-072318 , 20070511 * |
JPN6012058231; Texas Instruments et al.: 'Proposal Way Forward on Codebook Design for E-UTRA' 3GPP R1-070728 , 20070216 * |
JPN6012058232; Texas Instruments: 'Further Details on Codebook-Based Pre-coding for E-UTRA' 3GPP R1-070270 , 20070119 * |
JPN6013011065; Samsung: 'Design of PDCCH format in support of MIMO' 3GPP R1-073110 , 20070629 * |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010537512A (ja) * | 2007-08-15 | 2010-12-02 | クゥアルコム・インコーポレイテッド | アップリンク制御チャネル・フォーマット |
JP2011055505A (ja) * | 2008-04-25 | 2011-03-17 | Sharp Corp | 移動通信システム |
US9867172B2 (en) | 2008-04-25 | 2018-01-09 | Sharp Kabushiki Kaisha | Base station apparatus, mobile station apparatus and communication method |
JP2013530591A (ja) * | 2010-05-06 | 2013-07-25 | アルカテル−ルーセント | 複数入力複数出力システムで高ランク適応コードブックを生成し、フィード・バックする方法および装置 |
WO2012165424A1 (ja) * | 2011-06-03 | 2012-12-06 | Kddi株式会社 | インタリーブ装置および無線通信システム |
JP2012253600A (ja) * | 2011-06-03 | 2012-12-20 | Kddi Corp | インタリーブ装置および無線通信システム |
JP2022008974A (ja) * | 2015-04-24 | 2022-01-14 | スカイラーク・ワイヤレス・エルエルシー | 多アンテナmu-mimoシステムのための制御チャネル設計 |
JP7404321B2 (ja) | 2015-04-24 | 2023-12-25 | スカイラーク・ダブリューエル・ホールディングス,エルエルシー | 多アンテナmu-mimoシステムのための制御チャネル設計 |
WO2020012620A1 (ja) * | 2018-07-12 | 2020-01-16 | 株式会社Nttドコモ | ユーザ端末及び基地局 |
JPWO2020012620A1 (ja) * | 2018-07-12 | 2021-08-02 | 株式会社Nttドコモ | ユーザ端末及び基地局 |
JP7227248B2 (ja) | 2018-07-12 | 2023-02-21 | 株式会社Nttドコモ | 端末、無線通信方法、基地局及びシステム |
Also Published As
Publication number | Publication date |
---|---|
KR101481166B1 (ko) | 2015-01-28 |
CN101689904B (zh) | 2013-02-27 |
CA2689410A1 (en) | 2008-12-31 |
CA2689410C (en) | 2013-01-29 |
EP2137835A1 (en) | 2009-12-30 |
CN101689904A (zh) | 2010-03-31 |
ATE543269T1 (de) | 2012-02-15 |
US8000258B2 (en) | 2011-08-16 |
JP5249322B2 (ja) | 2013-07-31 |
KR101293373B1 (ko) | 2013-08-05 |
EP2137835B1 (en) | 2012-01-25 |
US20090059844A1 (en) | 2009-03-05 |
US8400950B2 (en) | 2013-03-19 |
US20110255629A1 (en) | 2011-10-20 |
KR20080114518A (ko) | 2008-12-31 |
KR20080114519A (ko) | 2008-12-31 |
TW200910807A (en) | 2009-03-01 |
EP2137835A4 (en) | 2010-06-02 |
WO2009002097A1 (en) | 2008-12-31 |
TWI371184B (en) | 2012-08-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5249322B2 (ja) | マルチアンテナシステムにおけるデータ送信方法 | |
JP5165059B2 (ja) | 多重アンテナシステムにおけるフィードバックデータの伝送方法 | |
US8488537B2 (en) | Method of transmitting channel information in multiple antenna system | |
US8457235B2 (en) | Method of transmitting feedback data in multiple antenna system | |
KR101373951B1 (ko) | 다중안테나 시스템에서 프리코딩 정보 전송방법 | |
US8914015B2 (en) | Grouping of users for MIMO transmission in a wireless communication system | |
US7929636B2 (en) | Techniques for reducing precoding overhead in a multiple-input multiple-output wireless communication system | |
JP5069083B2 (ja) | ユーザ装置、基地局装置及びmimo伝送制御方法 | |
US20100067616A1 (en) | Method of transmitting control information in multiple antenna system | |
KR20090016374A (ko) | 다중안테나 시스템에서의 제어신호 전송 방법 및 채널 정보전송 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20120117 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20120417 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20120529 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20120828 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20121106 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20130312 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20130411 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 Ref document number: 5249322 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20160419 Year of fee payment: 3 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |