JP2011515047A - 階層パイロット構造を備えた無線通信システムの送信機 - Google Patents
階層パイロット構造を備えた無線通信システムの送信機 Download PDFInfo
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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
- 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
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- 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
- H04B7/0667—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 delayed versions of same signal
- H04B7/0671—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 delayed versions of same signal using different delays between antennas
-
- 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
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- 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
- H04L25/03178—Arrangements involving sequence estimation techniques
- H04L25/03248—Arrangements for operating in conjunction with other apparatus
-
- 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
-
- 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
- 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
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Abstract
Description
Claims (24)
- 無線通信端末において、
単一の構成情報制御チャネルを含むスーパーフレームを受信するように構成された受信機であって、前記スーパーフレームは、割当制御チャネル及び複数のパイロット要素を含む時間−周波数資源領域を含み、前記時間−周波数資源領域の前記複数のパイロットのうちの少なくとも一部は前記割当制御チャネルに対応している、前記受信機と、
前記受信機に通信可能に接続されたコントローラであって、前記構成情報制御チャネルにおいて提供された情報に基づき、前記割当制御チャネルに対応した前記複数のパイロット要素の特性を判定するように構成された、前記コントローラと、を備える無線通信端末。 - 前記コントローラは、前記構成情報制御チャネルにおいて提供された情報に基づき、前記割当制御チャネルに対応した前記パイロット要素の位置を判定するように構成されている、請求項1に記載の端末。
- 前記コントローラは、前記構成情報制御チャネルにおいて提供された情報に基づき、前記割当制御チャネルに対応した前記パイロット要素を識別するように構成されている、請求項1に記載の端末。
- 前記コントローラは、前記構成情報制御チャネルにおいて提供された情報に基づき、前記割当制御チャネルに対応した前記パイロット要素のユーザビリティを判定するように構成されている、請求項1に記載の端末。
- 前記コントローラは、前記構成情報制御チャネルにおいて提供された情報に基づき、前記割当制御チャネルに対応した前記複数のパイロット要素は全てブロードキャスト・パイロット要素であると判定するように構成されている、請求項1に記載の端末。
- 前記コントローラは、前記構成情報制御チャネルにおいて提供された情報に基づき、前記時間−周波数資源領域の前記複数のパイロット要素は全てブロードキャスト・パイロット要素であると判定するように構成されている、請求項1に記載の端末。
- 前記コントローラは、前記構成情報制御チャネルにおいて提供された情報に基づき、前記割当制御チャネルに対応した前記複数のパイロット要素は全て専用パイロット要素であると判定するように構成されている、請求項1に記載の端末。
- 前記時間−周波数資源領域は資源ブロックを含み、
前記時間−周波数資源領域の前記複数のパイロット要素のうちの少なくとも一部は、前記資源ブロックに対応し、
前記コントローラは、前記割当制御チャネルにおいて提供された情報に基づき、前記資源ブロックに対応した前記複数のパイロット要素の特性を判定するように構成されている、請求項1に記載の端末。 - 前記コントローラは、前記割当制御チャネルにおいて提供された情報に基づき、前記資源ブロックで送信される空間ストリームの数を判定するように構成されている、請求項8に記載の端末。
- 前記時間−周波数資源領域は、資源ブロックを含み、
前記時間−周波数資源領域の前記複数のパイロットのうちの少なくとも一部は、前記資源ブロックに対応し、
前記コントローラは、前記割当制御チャネルにおいて提供された情報に基づき、前記資源ブロックで送信される空間ストリームの数と、データを受信するために特定のユーザが割り当てられる空間ストリームは前記空間ストリームのうちのいずれであるかと、を判定するように構成された、請求項1に記載の端末。 - 無線ネットワーク・インフラストラクチャ・エンティティにおける方法であって、
単一の構成情報制御チャネルを含むスーパーフレームを送信する工程であって、前記スーパーフレームは、割当制御チャネル及び複数のパイロット要素を含む時間−周波数資源領域を含み、前記時間−周波数資源領域の前記複数のパイロットのうちの少なくとも一部は前記割当制御チャネルに対応している、前記工程と、
前記構成情報制御チャネルにおいて、前記割当制御チャネルに対応した前記複数のパイロット要素の特性を示す工程と、を含む方法。 - 前記複数のパイロット要素の特性を示す工程は、前記割当制御チャネルに対応した前記パイロット要素の位置を判定するための情報を提供する工程を含む、請求項11に記載の方法。
- 前記構成情報制御チャネルにおいて、前記割当制御チャネルに対応した前記パイロット要素を識別するための情報を提供することを含む、請求項11に記載の方法。
- 前記複数のパイロット要素の特性を示す工程は、前記割当制御チャネルに対応した前記パイロット要素のユーザビリティを示す工程を含む、請求項11に記載の方法。
- 前記構成情報制御チャネルにおいて、前記割当制御チャネルに対応した前記複数のパイロット要素は全てブロードキャスト・パイロット要素であることを示す、請求項12に記載の方法。
- 前記構成情報制御チャネルにおいて、前記TF資源領域の前記複数のパイロット要素は全てブロードキャスト・パイロット要素であることを示す、請求項11に記載の方法。
- 前記構成情報制御チャネルにおいて、前記割当制御チャネルに対応した前記複数のパイロット要素は全て専用パイロット要素であることを示す、請求項11に記載の方法。
- 前記時間−周波数資源領域は資源ブロックを含み、
前記時間−周波数資源領域の前記複数のパイロット要素のうちの少なくとも一部は、前記資源ブロックに対応し、
前記割当制御チャネルにおいて、前記資源ブロックに対応した前記複数のパイロット要素の特性を示す、請求項11に記載の方法。 - 前記割当制御チャネルにおいて、前記資源ブロックで送信される空間ストリームの数を示す、請求項18に記載の方法。
- 前記時間−周波数資源領域は、資源ブロックを含み、
前記時間−周波数資源領域の前記複数のパイロットのうちの少なくとも一部は、前記資源ブロックに対応し、
前記割当制御チャネルにおいて、前記資源ブロックで送信される空間ストリームの数と、データを受信するために特定のユーザが割り当てられる空間ストリームは前記空間ストリームのうちのいずれであるかと、を示す、請求項11に記載の方法。 - 前記構成情報制御チャネルにおいて、前記割当制御チャネルに含まれるフィールドを識別するための情報を提供する、請求項11に記載の方法。
- 前記構成情報制御チャネルにおいて、前記割当制御チャネルのサポートに用いられる送信方法を識別するための情報を提供する、請求項11に記載の方法。
- 前記送信方法はビーム形成法である請求項22に記載の方法。
- 前記送信方法は巡回遅延ダイバーシティ法である、請求項22に記載の方法。
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Application Number | Priority Date | Filing Date | Title |
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US3532208P | 2008-03-10 | 2008-03-10 | |
US61/035,322 | 2008-03-10 | ||
US12/367,473 US8243678B2 (en) | 2008-03-10 | 2009-02-06 | Hierarchical pilot structure in wireless communication systems |
US12/367,473 | 2009-02-06 | ||
PCT/US2009/036130 WO2009114376A1 (en) | 2008-03-10 | 2009-03-05 | Transmitter in wireless communication systems with hierarchical pilot structure |
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JP2011515047A true JP2011515047A (ja) | 2011-05-12 |
JP5292587B2 JP5292587B2 (ja) | 2013-09-18 |
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JP2010548942A Expired - Fee Related JP5292587B2 (ja) | 2008-03-10 | 2009-03-05 | 階層パイロット構造を備えた無線通信システムの送信機 |
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US (2) | US8243678B2 (ja) |
EP (6) | EP2600556A3 (ja) |
JP (2) | JP5453626B2 (ja) |
KR (2) | KR101217943B1 (ja) |
CN (2) | CN101971552B (ja) |
BR (1) | BRPI0909648A8 (ja) |
MX (2) | MX2010009986A (ja) |
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