JP2016502312A - アップリンク信号送信方法及び装置 - Google Patents
アップリンク信号送信方法及び装置 Download PDFInfo
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- JP2016502312A JP2016502312A JP2015539510A JP2015539510A JP2016502312A JP 2016502312 A JP2016502312 A JP 2016502312A JP 2015539510 A JP2015539510 A JP 2015539510A JP 2015539510 A JP2015539510 A JP 2015539510A JP 2016502312 A JP2016502312 A JP 2016502312A
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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
- 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
- H04L1/0028—Formatting
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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
-
- 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
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
-
- 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
-
- 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
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signaling for the administration of the divided path
- H04L5/0094—Indication of how sub-channels of the path are allocated
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
- H04W56/0015—Synchronization between nodes one node acting as a reference for the others
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
-
- 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
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (11)
- 無線通信システムにおけるアップリンク信号送信方法において、
端末が基地局から複数のTA(timing advance)グループを設定するメッセージを受信し;
前記端末が前記基地局から第1のサービングセルに対するSRS(sounding reference signal)設定を受信し、前記SRS設定は周期的SRS送信に対する情報を含み;
前記端末が前記SRS設定によって複数のサブフレームのうちSRSサブフレームを決定し、前記SRSサブフレームは複数のOFDM(orthogonal frequency division multiplexing)シンボルを含み;
前記第1のサービングセルに対する前記SRSサブフレームでSRS送信が第2のサービングセルのアップリンク送信と重複すると、前記端末が前記基地局にSRSサブフレームでPUSCH(physical uplink shared channel)を送信することを含み、
SRSが一つのOFDMシンボルに送信されるかどうかに関係なく、前記PUSCHは、前記SRS送信のために予約された前記一つのOFDMシンボルを除いた前記SRSサブフレームで残りのOFDMシンボルで送信されるアップリンク信号送信方法。 - 前記重複した部分で全体アップリンク送信パワーが前記端末の最大送信パワーを超過する場合、前記SRS送信は、前記第1のサービングセルに対する前記SRSサブフレームでドロップされることを特徴とする請求項1に記載のアップリンク信号送信方法。
- 前記重複した部分で全体アップリンク送信パワーが前記端末の最大送信パワーを超過しない場合、前記SRSは、前記SRSサブフレームの前記一つのOFDMシンボルで送信されることを特徴とする請求項2に記載のアップリンク信号送信方法。
- 前記第1のサービングセルと前記第2のサービングセルは、互いに異なるTAグループに属することを特徴とする請求項1に記載のアップリンク信号送信方法。
- 前記第1のサービングセルと前記第2のサービングセルは、同じTAグループに属することを特徴とする請求項1に記載のアップリンク信号送信方法。
- 前記SRS送信のために予約された一つのOFDMシンボルは、前記SRSサブフレームの最後のOFDMシンボルであることを特徴とする請求項1に記載のアップリンク信号送信方法。
- 無線通信システムにおけるアップリンク信号を送信する装置において、
無線信号を送受信するRF(radio frequency)部;
前記RF部に連結されるプロセッサ;を含み、前記プロセッサは、
基地局から複数のTA(timing advance)グループを設定するメッセージを前記RF部を介して受信し;
前記基地局から第1のサービングセルに対するSRS(sounding reference signal)設定を前記RF部を介して受信し、前記SRS設定は周期的SRS送信に対する情報を含み;
前記SRS設定によって複数のサブフレームのうちSRSサブフレームを決定し、前記SRSサブフレームは複数のOFDM(orthogonal frequency division multiplexing)シンボルを含み;
前記第1のサービングセルに対する前記SRSサブフレームでSRS送信が第2のサービングセルのアップリンク送信と重複すると、前記基地局にSRSサブフレームでPUSCH(physical uplink shared channel)を前記RF部を介して送信し、
SRSが一つのOFDMシンボルに送信されるかどうかに関係なく、前記PUSCHは、前記SRS送信のために予約された前記一つのOFDMシンボルを除いた前記SRSサブフレームで残りのOFDMシンボルで送信される装置。 - 前記重複した部分で全体アップリンク送信パワーが前記装置の最大送信パワーを超過する場合、前記SRS送信は、前記第1のサービングセルに対する前記SRSサブフレームでドロップされることを特徴とする請求項7に記載の装置。
- 前記重複した部分で全体アップリンク送信パワーが前記装置の最大送信パワーを超過しない場合、前記SRSは、前記SRSサブフレームの前記一つのOFDMシンボルで送信されることを特徴とする請求項8に記載の装置。
- 前記第1のサービングセルと前記第2のサービングセルは、互いに異なるTAグループに属することを特徴とする請求項7に記載の装置。
- 前記第1のサービングセルと前記第2のサービングセルは、同じTAグループに属することを特徴とする請求項7に記載の装置。
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US201261720999P | 2012-10-31 | 2012-10-31 | |
US61/720,999 | 2012-10-31 | ||
US201261726007P | 2012-11-13 | 2012-11-13 | |
US61/726,007 | 2012-11-13 | ||
KR10-2013-0128367 | 2013-10-28 | ||
KR1020130128367A KR101407094B1 (ko) | 2012-10-31 | 2013-10-28 | 상향링크 신호 전송 방법 및 장치 |
PCT/KR2013/009701 WO2014069884A1 (en) | 2012-10-31 | 2013-10-30 | Method and apparatus for transmitting uplink signal |
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EP (1) | EP2915269B1 (ja) |
JP (2) | JP5969709B2 (ja) |
KR (1) | KR101407094B1 (ja) |
CN (1) | CN104854805B (ja) |
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US20170019228A1 (en) | 2017-01-19 |
CN104854805B (zh) | 2018-08-17 |
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EP2915269A4 (en) | 2016-07-06 |
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US9887819B2 (en) | 2018-02-06 |
WO2014069884A1 (en) | 2014-05-08 |
US20170331607A1 (en) | 2017-11-16 |
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EP2915269B1 (en) | 2019-01-02 |
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US9413503B2 (en) | 2016-08-09 |
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US9742540B2 (en) | 2017-08-22 |
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