JP6321851B2 - 無線通信システムにおいて制御情報受信方法及び装置 - Google Patents
無線通信システムにおいて制御情報受信方法及び装置 Download PDFInfo
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a 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
- H04L5/003—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
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
-
- 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
- H04L1/0036—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver
- H04L1/0038—Blind format detection
-
- 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
- H04L1/0036—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver
- H04L1/0039—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver other detection of signalling, e.g. detection of TFCI 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
- H04L1/0045—Arrangements at the receiver end
- H04L1/0046—Code rate detection or code type detection
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Description
Claims (12)
- 無線通信システムにおいて端末が制御情報を受信する方法であって、
前記端末が、PDCCH(Physical Downlink Control CHannel)及びEPDCCH(Enhanced Physical Downlink Control CHannel)の少なくとも1つを含むサブフレームを受信するステップと、
前記端末が、前記受信したサブフレームの中で、第1の集合レベルセット又は第2の集合レベルセットの1つの集合レベルのそれぞれにおけるEPDCCH候補のセットをモニタリングするステップを含み、
最小集合レベル2を含む前記第1の集合レベルセットの中の集合レベル値は、最小集合レベル1を含む前記第2の集合レベルセットの中の集合レベル値の2倍に対応し、
1つのPRBペアの中の前記EPDCCHのためのリソース要素の数があらかじめ設定された値よりも小さいことを含む条件が満たされた場合に前記第1の集合レベルセットが使用される、方法。 - 前記第1の集合レベルセット及び前記第2の集合レベルセットは、復号を試みるために4個のECCE(Enhanced Control Channel Element)を含むPRB(Physical Resource Block)ペア内の前記EPDCCHのためのリソース要素の数に従い異なって設定される、請求項1に記載の方法。
- 前記EPDCCHのためのリソース要素の数があらかじめ設定された値よりも小さい場合に前記集合レベルとして利用可能な値のうちの最小値は、前記EPDCCHのためのリソース要素の数が前記あらかじめ設定された値よりも大きい場合に前記集合レベルとして利用可能な値のうちの最小値よりも大きく設定される、請求項1に記載の方法。
- 前記集合レベルとして利用可能な値の最小値は、前記EPDCCHのためのリソース要素の数が前記あらかじめ設定された値よりも小さい場合に2に対応し、前記EPDCCHのためのリソース要素の数が前記あらかじめ設定された値よりも大きい場合に1に対応する、請求項3に記載の方法。
- 前記EPDCCHのためのリソース要素の数が前記あらかじめ設定された値よりも小さい場合に前記集合レベルとして利用可能な値は2、4、8、16であり、前記EPDCCHのためのリソース要素の数が前記あらかじめ設定された値よりも大きい場合に前記集合レベルとして利用可能な値は1、2、4、8である、請求項3に記載の方法。
- 前記ECCEは、前記EPDCCHのために利用可能なリソース及び前記EPDCCHに関連していないリソースを含む、請求項2に記載の方法。
- 前記端末は、前記ECCEから前記EPDCCHのために利用可能なリソースのみを抽出して復号する、請求項6に記載の方法。
- 前記端末は、前記EPDCCHに関連していないリソースを判断するための情報を基地局から受信する、請求項6に記載の方法。
- 前記情報は、上位層シグナリングを介して受信される、請求項8に記載の方法。
- 前記端末は、PBCH(Physical Broadcast CHannel)及び同期チャネルの少なくとも一つが送信されるPRBペアのECCEを、復号を試みる際に除外する、請求項6に記載の方法。
- 前記PRBペアは、局部型EPDCCH送信のためのPRBペア又は分散型EPCCH送信のためのPBRペアのいずれか1つに含まれる、請求項2に記載の方法。
- 無線通信システムにおける端末装置であって、
送信デバイス及び受信デバイスと、
プロセッサと、
を備え、
前記プロセッサは、PDCCH(Physical Downlink Control CHannel)及びEPDCCH(Enhanced Physical Downlink Control CHannel)の少なくとも1つを含むサブフレームを、前記受信デバイスを介して受信し、前記受信したサブフレームの中で、第1の集合レベルセット又は第2の集合レベルセットの1つの集合レベルのそれぞれにおけるEPDCCH候補のセットをモニタリングし、
最小集合レベル2を含む前記第1の集合レベルセットの中の集合レベル値は、最小集合レベル1を含む前記第2の集合レベルセットの中の集合レベル値の2倍に対応し、
1つのPRBペアの中の前記EPDCCHのためのリソース要素の数があらかじめ設定された値よりも小さいことを含む条件が満たされた場合に前記第1の集合レベルセットが使用される、端末装置。
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
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US201261617674P | 2012-03-30 | 2012-03-30 | |
US61/617,674 | 2012-03-30 | ||
US201261620432P | 2012-04-04 | 2012-04-04 | |
US61/620,432 | 2012-04-04 | ||
US201261649923P | 2012-05-21 | 2012-05-21 | |
US61/649,923 | 2012-05-21 | ||
KR10-2013-0035206 | 2013-04-01 | ||
KR1020130035206A KR102086506B1 (ko) | 2012-03-30 | 2013-04-01 | 무선 통신 시스템에서 제어정보 수신 방법 및 장치 |
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JP2016006063A Division JP6122158B2 (ja) | 2012-03-30 | 2016-01-15 | 無線通信システムにおいて制御情報受信方法及び装置 |
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JP2017147734A JP2017147734A (ja) | 2017-08-24 |
JP2017147734A5 JP2017147734A5 (ja) | 2018-04-05 |
JP6321851B2 true JP6321851B2 (ja) | 2018-05-09 |
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JP2015503129A Active JP5873953B2 (ja) | 2012-03-30 | 2013-04-01 | 無線通信システムにおいて制御情報受信方法及び装置 |
JP2016006063A Expired - Fee Related JP6122158B2 (ja) | 2012-03-30 | 2016-01-15 | 無線通信システムにおいて制御情報受信方法及び装置 |
JP2017067625A Active JP6321851B2 (ja) | 2012-03-30 | 2017-03-30 | 無線通信システムにおいて制御情報受信方法及び装置 |
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JP2016006063A Expired - Fee Related JP6122158B2 (ja) | 2012-03-30 | 2016-01-15 | 無線通信システムにおいて制御情報受信方法及び装置 |
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US (1) | US10334579B2 (ja) |
EP (1) | EP2833570B1 (ja) |
JP (3) | JP5873953B2 (ja) |
KR (1) | KR102086506B1 (ja) |
CN (1) | CN104205690B (ja) |
WO (1) | WO2013147566A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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US20160028520A1 (en) * | 2013-03-08 | 2016-01-28 | Sharp Kabushiki Kaisha | Terminal, base station, communication system, and communication method |
EP4307601A2 (en) * | 2014-03-06 | 2024-01-17 | InterDigital Patent Holdings, Inc. | Full duplex operation in wireless systems |
KR102074291B1 (ko) * | 2016-11-09 | 2020-02-06 | 엘지전자 주식회사 | 동기화 신호 전송 방법 및 이를 위한 장치 |
CN109152013B (zh) * | 2017-06-16 | 2022-11-15 | 大唐移动通信设备有限公司 | 一种公共下行控制信道信号传输方法和相关设备 |
CN112636886B (zh) | 2017-08-11 | 2022-06-14 | 华为技术有限公司 | 无线通信的方法、芯片和通信装置 |
JP7337918B2 (ja) | 2018-09-27 | 2023-09-04 | フラウンホッファー-ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー.ファオ | サイドリンク・フィードバック |
JP7177189B2 (ja) * | 2021-01-19 | 2022-11-22 | 株式会社Nttドコモ | 端末、無線基地局、無線通信システム及び無線通信方法 |
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KR101477280B1 (ko) * | 2007-06-18 | 2014-12-30 | 한국전자통신연구원 | 패킷 기반 이동통신 시스템에서 제어 정보 전송 방법 및이의 수신 방법 |
US8238475B2 (en) * | 2007-10-30 | 2012-08-07 | Qualcomm Incorporated | Methods and systems for PDCCH blind decoding in mobile communications |
KR100943908B1 (ko) * | 2008-02-19 | 2010-02-24 | 엘지전자 주식회사 | Pdcch를 통한 제어 정보 송수신 방법 |
KR101487553B1 (ko) * | 2008-03-20 | 2015-01-30 | 엘지전자 주식회사 | 무선 통신 시스템에서 제어채널 모니터링 방법 |
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JP5994986B2 (ja) * | 2012-09-20 | 2016-09-21 | シャープ株式会社 | 基地局装置、移動局装置および通信方法 |
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2013
- 2013-04-01 KR KR1020130035206A patent/KR102086506B1/ko active IP Right Grant
- 2013-04-01 CN CN201380018540.6A patent/CN104205690B/zh active Active
- 2013-04-01 EP EP13768196.1A patent/EP2833570B1/en active Active
- 2013-04-01 JP JP2015503129A patent/JP5873953B2/ja active Active
- 2013-04-01 WO PCT/KR2013/002692 patent/WO2013147566A1/ko active Application Filing
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EP2833570A4 (en) | 2015-12-09 |
EP2833570B1 (en) | 2019-06-05 |
US10334579B2 (en) | 2019-06-25 |
WO2013147566A1 (ko) | 2013-10-03 |
US20170223685A1 (en) | 2017-08-03 |
EP2833570A1 (en) | 2015-02-04 |
JP2017147734A (ja) | 2017-08-24 |
KR20130111469A (ko) | 2013-10-10 |
KR102086506B1 (ko) | 2020-03-09 |
JP2015517253A (ja) | 2015-06-18 |
JP2016119681A (ja) | 2016-06-30 |
JP5873953B2 (ja) | 2016-03-01 |
CN104205690B (zh) | 2018-03-13 |
JP6122158B2 (ja) | 2017-04-26 |
CN104205690A (zh) | 2014-12-10 |
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Free format text: JAPANESE INTERMEDIATE CODE: R250 |
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R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
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R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |