JP2012090274A - 複数の拡散符号を用いた単純なブロック空間時間ダイバーシティ - Google Patents
複数の拡散符号を用いた単純なブロック空間時間ダイバーシティ Download PDFInfo
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- JP2012090274A JP2012090274A JP2011240094A JP2011240094A JP2012090274A JP 2012090274 A JP2012090274 A JP 2012090274A JP 2011240094 A JP2011240094 A JP 2011240094A JP 2011240094 A JP2011240094 A JP 2011240094A JP 2012090274 A JP2012090274 A JP 2012090274A
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
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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
- H04B7/0697—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 spatial multiplexing
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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
- H04L1/02—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
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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
- H04L1/02—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
- H04L1/0631—Receiver arrangements
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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
- H04L25/0202—Channel estimation
-
- 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
- H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
- H04L25/03866—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using scrambling
Abstract
【解決手段】送信機40は、第1の通信バーストを伝送する第1のアンテナ46と、第2の通信バーストを伝送する第2のアンテナ47と、受信したデータフィールドを第1のチャネライゼーションコードで拡散する第1のチャネライゼーション装置48と、受信したデータフィールドを第2のチャネライゼーションコードで拡散する第2のチャネライゼーション装置49と、第1の通信バーストにチャネルインパルス応答を推定するために使用されるミドアンブル・トレーニング系列を挿入し、第2の通信バーストにチャネルインパルス応答を推定するために使用されるミドアンブル・トレーニング系列を挿入し、第1および第2の通信バーストは、同一のタイムスロットで伝送され、同一のデータを含む。
【選択図】図5
Description
302、602 各データフィールドを二つのサブデータフィールドに分離する
303 それらサブデータフィールドをブロック符号器および第1のチャネライゼーション装置に送る
304 それらサブデータフィールドを符号化する
305 符号化ずみのサブデータフィールドを第2のチャネライゼーション装置に送る
306 第1および第2のチャネライゼーション装置が互いに異なる符号を用いてそれぞれの入力データを拡散する
307、605 拡散ずみの二つの信号をスクランブルする
308、606 スクランブルずみの信号を受信機に送信する
309、607 受信機が上記送信機からのスクランブルずみの信号を含むRF通信信号を受信する
310、608 RF通信信号を復調してチャネル推算装置および共同検出器に送る
311、609 その信号をチャネル推算装置で信号処理する
312、610 共同検出装置が送信機からのシンボルを推算する
313、611 検出したサブデータフィールドをBSTTD復号器に送る
314、612 BSTTD復号器が単一のデータフィールドのソフトシンボルを生ずる
603 サブデータフィールドを第1および第2のチャネライゼーション装置に送る
604 第1および第2のチャネライゼーション装置が互いに異なる符号を用いてそれぞれの入力データを拡散する
Claims (3)
- 第1の通信バーストを伝送するように構成された第1のアンテナと、
第2の通信バーストを伝送するように構成された第2のアンテナと、
データフィールドを受信し、該データフィールドを第1のチャネライゼーションコードで拡散するように構成され、第1の拡散データを作り出す第1のチャネライゼーション装置と、
前記データフィールドを受信し、該データフィールドを第2のチャネライゼーションコードで拡散するように構成され、第2の拡散データを作り出す第2のチャネライゼーション装置と、
前記第1の通信バーストにチャネルインパルス応答を推定するために使用されるミドアンブル・トレーニング系列を挿入するように構成された第1のトレーニング系列挿入装置と、
前記第2の通信バーストにチャネルインパルス応答を推定するために使用されるミドアンブル・トレーニング系列を挿入するように構成された第2のトレーニング系列挿入装置と、
を備え、
前記第1および第2の通信バーストは、同一のタイムスロットで伝送され、同一のデータを含むことを特徴とする送信機。 - 前記送信機と関連する単一のスクランブルコードによって前記第1の拡散データをスクランブルするように構成された第1のスクランブル装置をさらに備えたことを特徴とする請求項1に記載の送信機。
- 前記送信機と関連する前記単一のスクランブルコードによって前記第2の拡散データをスクランブルするように構成された第2のスクランブル装置をさらに備えたことを特徴とする請求項2に記載の送信機。
Applications Claiming Priority (2)
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US25401300P | 2000-12-07 | 2000-12-07 | |
US60/254,013 | 2000-12-07 |
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JP2010043951A Division JP5066587B2 (ja) | 2000-12-07 | 2010-03-01 | 複数の拡散符号を用いた単純なブロック空間時間ダイバーシティ |
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JP2012090274A true JP2012090274A (ja) | 2012-05-10 |
JP5575725B2 JP5575725B2 (ja) | 2014-08-20 |
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JP2002548883A Pending JP2004524727A (ja) | 2000-12-07 | 2001-12-05 | 複数の拡散符号を用いた単純なブロック空間時間ダイバーシティ |
JP2005080007A Pending JP2005253095A (ja) | 2000-12-07 | 2005-03-18 | 複数の拡散符号を用いた単純なブロック空間時間ダイバーシティ |
JP2010043951A Expired - Fee Related JP5066587B2 (ja) | 2000-12-07 | 2010-03-01 | 複数の拡散符号を用いた単純なブロック空間時間ダイバーシティ |
JP2011240094A Expired - Fee Related JP5575725B2 (ja) | 2000-12-07 | 2011-11-01 | 複数の拡散符号を用いた単純なブロック空間時間ダイバーシティ |
JP2013242005A Expired - Fee Related JP5934170B2 (ja) | 2000-12-07 | 2013-11-22 | 複数の拡散符号を用いた単純なブロック空間時間ダイバーシティ |
JP2015072571A Expired - Lifetime JP6220807B2 (ja) | 2000-12-07 | 2015-03-31 | 複数の拡散符号を用いた単純なブロック空間時間ダイバーシティ |
JP2016197266A Withdrawn JP2017046353A (ja) | 2000-12-07 | 2016-10-05 | 複数の拡散符号を用いた単純なブロック空間時間ダイバーシティ |
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JP2005080007A Pending JP2005253095A (ja) | 2000-12-07 | 2005-03-18 | 複数の拡散符号を用いた単純なブロック空間時間ダイバーシティ |
JP2010043951A Expired - Fee Related JP5066587B2 (ja) | 2000-12-07 | 2010-03-01 | 複数の拡散符号を用いた単純なブロック空間時間ダイバーシティ |
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JP2015072571A Expired - Lifetime JP6220807B2 (ja) | 2000-12-07 | 2015-03-31 | 複数の拡散符号を用いた単純なブロック空間時間ダイバーシティ |
JP2016197266A Withdrawn JP2017046353A (ja) | 2000-12-07 | 2016-10-05 | 複数の拡散符号を用いた単純なブロック空間時間ダイバーシティ |
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US (10) | US20020110108A1 (ja) |
EP (4) | EP2086147B9 (ja) |
JP (7) | JP2004524727A (ja) |
KR (8) | KR100860806B1 (ja) |
CN (2) | CN100596048C (ja) |
AT (2) | ATE281723T1 (ja) |
AU (1) | AU2002227241A1 (ja) |
CA (3) | CA2635909C (ja) |
DE (2) | DE60106970T2 (ja) |
DK (3) | DK2086147T3 (ja) |
ES (3) | ES2329677T3 (ja) |
HK (3) | HK1064535A1 (ja) |
MX (1) | MXPA03005080A (ja) |
NO (2) | NO329514B1 (ja) |
WO (1) | WO2002047278A2 (ja) |
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