JP5122684B2 - 無線通信システムにおけるpdcchモニタリング方法及び装置 - Google Patents
無線通信システムにおけるpdcchモニタリング方法及び装置 Download PDFInfo
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- JP5122684B2 JP5122684B2 JP2011521039A JP2011521039A JP5122684B2 JP 5122684 B2 JP5122684 B2 JP 5122684B2 JP 2011521039 A JP2011521039 A JP 2011521039A JP 2011521039 A JP2011521039 A JP 2011521039A JP 5122684 B2 JP5122684 B2 JP 5122684B2
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- pdcch
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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
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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
- H04L1/0031—Multiple signaling transmission
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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
- H04L1/0036—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
- H04L23/00—Apparatus or local circuits for systems other than those covered by groups H04L15/00 - H04L21/00
- H04L23/02—Apparatus or local circuits for systems other than those covered by groups H04L15/00 - H04L21/00 adapted for orthogonal signalling
-
- 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
- H04L5/0053—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
- 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
- H04L5/0055—Physical resource allocation for ACK/NACK
-
- 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
- H04L5/0057—Physical resource allocation for CQI
-
- 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
-
- 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
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1829—Arrangements specially adapted for the receiver end
- H04L1/1861—Physical mapping arrangements
Description
(項目1)
無線通信システムにおける端末により実行される物理ダウンリンク制御チャネル(physical downlink control channel;PDCCH)モニタリング方法において、
基地局からPDCCHマップ(map)を受信する段階;及び、
前記PDCCHマップに基づいてPDCCH候補の集合をモニタリングする段階;を含むことを特徴とする方法。
(項目2)
前記PDCCHマップは、モニタリング集合フィールドを含み、前記モニタリング集合フィールドは、L個のダウンリンクコンポーネント搬送波の中からN個のダウンリンクコンポーネント搬送波を指示し(ここで、L≧Nであり、L及びNは、各々、自然数)、端末は、前記N個のダウンリンクコンポーネント搬送波の各々で前記PDCCH候補の集合をモニタリングすることを特徴とする項目1に記載の方法。
(項目3)
前記PDCCHマップは、PDCCH上に受信されることを特徴とする項目1に記載の方法。
(項目4)
前記PDCCHマップは、複数のダウンリンクコンポーネント搬送波の中から一定のダウンリンクコンポーネント搬送波を介して受信されることを特徴とする項目1に記載の方法。
(項目5)
前記PDCCHマップは、ダウンリンクコンポーネント搬送波を介して受信され、前記ダウンリンクコンポーネント搬送波は、複数のダウンリンクコンポーネント搬送波の中からホッピング(hopping)規則によってホッピングされることを特徴とする項目1に記載の方法。
(項目6)
前記PDCCHマップは、RRC(radio resource control)信号を介して受信されることを特徴とする項目1に記載の方法。
(項目7)
前記PDCCHマップは、制御チャネル要素(control channel element;CCE)フィールドを含み、前記制御チャネル要素は、X個のCCE集団レベルの中でY個のCCE集団レベルを指示し(ここで、X≧Yであり、X及びYは、各々、自然数)、端末は、前記Y個のCCE集団レベルの各々で前記PDCCH候補の集合をモニタリングすることを特徴とする項目1に記載の方法。
(項目8)
前記PDCCHマップは、モニタリング集合フィールド及び制御チャネル要素(CCE)フィールドを含むことを特徴とする項目1に記載の方法。
(項目9)
無線信号を送信及び/または受信するRF(radio frequency)部;及び、
前記RF部と結合するプロセッサ;を含み、
前記プロセッサは、PDCCHマップを受信し、前記PDCCHマップに基づいてPDCCH候補の集合をモニタリングすることを特徴とする端末。
(項目10)
無線通信システムにおける基地局により実行されるPDCCH送信方法において、
端末にPDCCHマップを送信する段階;及び、
前記PDCCHマップによって前記端末にPDCCHを送信する段階;を含むことを特徴とする方法。
Claims (18)
- 無線通信システムにおける端末により実行される物理ダウンリンク制御チャネル(physical downlink control channel;PDCCH)モニタリング方法において、
基地局から、L個のダウンリンクコンポーネント搬送波の中からN個のダウンリンクコンポーネント搬送波(ここで、L≧Nであり、L及びNは、各々、自然数)を含むモニタリング集合を指示するモニタリング集合フィールドを含むPDCCHマップを受信する段階;及び、
前記N個のダウンリンクコンポーネント搬送波の各々でPDCCH候補の集合をモニタリングする段階;を含むことを特徴とする方法。 - 前記PDCCH候補の集合をモニタリングする段階は、
PDCCH候補の各々をデコーディングする段階;及び、
PDCCH候補が成功的にデコーディングされる場合、前記成功的にデコーディングされたPDCCH候補で制御情報を獲得する段階;を含むことを特徴とする請求項1に記載の方法。 - 前記PDCCH候補は、端末の識別子で前記PDCCH候補のCRCをデマスキングした後、CRCエラーが検出されない場合、成功的にデコーディングされることを特徴とする請求項2に記載の方法。
- 前記PDCCHマップは、CCEフィールドをさらに含み、前記CCEフィールドは、X個のCCE集団レベルの中でY個のCCE集団レベルを指示することを特徴とする請求項3に記載の方法。(ここで、X≧Yであり、X及びYは、各々、自然数)
- 前記端末は、前記Y個のCCE集団レベルの各々で前記PDCCH候補の集合をモニタリングすることを特徴とする請求項4に記載の方法。
- 前記PDCCHマップは、PDCCHを介して受信されることを特徴とする請求項1に記載の方法。
- 前記PDCCHマップは、前記L個のダウンリンクコンポーネント搬送波の中で一つの特定のダウンリンクコンポーネント搬送波を介して受信されることを特徴とする請求項1に記載の方法。
- 前記PDCCHマップは、ダウンリンクコンポーネント搬送波を介して受信され、前記ダウンリンクコンポーネント搬送波は、予め決定された規則によって前記L個のダウンリンクコンポーネント搬送波の中で変更されることを特徴とする請求項1に記載の方法。
- 前記PDCCHマップは、RRC(radio resource control)メッセージを介して受信されることを特徴とする請求項1に記載の方法。
- 無線信号を送信及び受信するRF(radio frequency)部;及び、
前記RF部と連結されたプロセッサ;を含み、
前記プロセッサは、基地局からL個のダウンリンクコンポーネント搬送波の中からN個のダウンリンクコンポーネント搬送波(ここで、L≧Nであり、L及びNは、各々、自然数)を含むモニタリング集合を指示するモニタリング集合フィールドを含むPDCCHマップを受信し、前記N個のダウンリンクコンポーネント搬送波の各々でPDCCH候補の集合をモニタリングすることを特徴とする端末。 - 前記プロセッサは、PDCCH候補の各々をデコーディングし、PDCCH候補が成功的にデコーディングされる場合、前記成功的にデコーディングされたPDCCH候補で制御情報を獲得することを特徴とする請求項10に記載の端末。
- 前記PDCCH候補は、端末の識別子で前記PDCCH候補のCRCをデマスキングした後、CRCエラーが検出されない場合、成功的にデコーディングされることを特徴とする請求項11に記載の端末。
- 前記PDCCHマップは、CCEフィールドをさらに含み、前記CCEフィールドは、X個のCCE集団レベルの中でY個のCCE集団レベルを指示することを特徴とする請求項12に記載の端末。(ここで、X≧Yであり、X及びYは、各々、自然数)
- 前記プロセッサは、前記Y個のCCE集団レベルの各々で前記PDCCH候補の集合をモニタリングすることを特徴とする請求項13に記載の端末。
- 前記PDCCHマップは、PDCCHを介して受信されることを特徴とする請求項10に記載の端末。
- 前記PDCCHマップは、前記L個のダウンリンクコンポーネント搬送波の中で一つの特定のダウンリンクコンポーネント搬送波を介して受信されることを特徴とする請求項10に記載の端末。
- 前記PDCCHマップは、ダウンリンクコンポーネント搬送波を介して受信され、前記ダウンリンクコンポーネント搬送波は、予め決定された規則によって前記L個のダウンリンクコンポーネント搬送波の中で変更されることを特徴とする請求項10に記載の端末。
- 前記PDCCHマップは、RRC(radio resource control)メッセージを介して受信されることを特徴とする請求項10に記載の端末。
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
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US8499208P | 2008-07-30 | 2008-07-30 | |
US61/084,992 | 2008-07-30 | ||
KR10-2008-0099671 | 2008-10-10 | ||
KR20080099671A KR101507839B1 (ko) | 2008-03-14 | 2008-10-10 | 무선접속 시스템에서 채널할당방법 |
US22626709P | 2009-07-16 | 2009-07-16 | |
US61/226,267 | 2009-07-16 | ||
PCT/KR2009/004264 WO2010013961A2 (en) | 2008-07-30 | 2009-07-30 | Method and apparatus of monitoring pdcch in wireless communication system |
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JP2011529662A JP2011529662A (ja) | 2011-12-08 |
JP5122684B2 true JP5122684B2 (ja) | 2013-01-16 |
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JP2011521041A Active JP5308525B2 (ja) | 2008-07-30 | 2009-07-30 | 無線通信システムにおける制御情報の送信方法及び装置 |
JP2011521027A Active JP5603864B2 (ja) | 2008-07-30 | 2009-07-30 | 無線通信システムにおけるデータ受信方法及び装置 |
JP2011521039A Expired - Fee Related JP5122684B2 (ja) | 2008-07-30 | 2009-07-30 | 無線通信システムにおけるpdcchモニタリング方法及び装置 |
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JP2011521041A Active JP5308525B2 (ja) | 2008-07-30 | 2009-07-30 | 無線通信システムにおける制御情報の送信方法及び装置 |
JP2011521027A Active JP5603864B2 (ja) | 2008-07-30 | 2009-07-30 | 無線通信システムにおけるデータ受信方法及び装置 |
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US (3) | US9853793B2 (ja) |
EP (3) | EP2308185A4 (ja) |
JP (3) | JP5308525B2 (ja) |
CN (3) | CN102113241B (ja) |
EG (1) | EG26099A (ja) |
MA (1) | MA32582B1 (ja) |
WO (3) | WO2010013961A2 (ja) |
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CN102113241B (zh) | 2014-08-13 |
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EP2308185A4 (en) | 2015-06-24 |
EP2308184A4 (en) | 2014-08-20 |
WO2010013959A2 (en) | 2010-02-04 |
MA32582B1 (fr) | 2011-08-01 |
US20110194514A1 (en) | 2011-08-11 |
US20110141941A1 (en) | 2011-06-16 |
JP5308525B2 (ja) | 2013-10-09 |
JP5603864B2 (ja) | 2014-10-08 |
CN102113243A (zh) | 2011-06-29 |
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Free format text: JAPANESE INTERMEDIATE CODE: R250 |
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LAPS | Cancellation because of no payment of annual fees |