JP5366346B2 - 通信システムを構成する方法 - Google Patents
通信システムを構成する方法 Download PDFInfo
- Publication number
- JP5366346B2 JP5366346B2 JP2001266663A JP2001266663A JP5366346B2 JP 5366346 B2 JP5366346 B2 JP 5366346B2 JP 2001266663 A JP2001266663 A JP 2001266663A JP 2001266663 A JP2001266663 A JP 2001266663A JP 5366346 B2 JP5366346 B2 JP 5366346B2
- Authority
- JP
- Japan
- Prior art keywords
- selecting
- configuration
- mobile station
- information
- transmitter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Images
Classifications
-
- 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
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
-
- 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
- H04B7/0602—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 antenna switching
- H04B7/0608—Antenna selection according to transmission parameters
- H04B7/061—Antenna selection according to transmission parameters using feedback from receiving side
-
- 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
- H04B7/0619—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 using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0628—Diversity capabilities
-
- 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
- H04B7/0619—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 using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
-
- 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
- H04B7/0678—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 using different spreading codes between antennas
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Description
20,40,60,80 移動局
44,46,62,64,82,84,86,88 アンテナ
Claims (10)
- 移動局から移動局の移動局受信器によってサポートされる送信器構成を含む情報を受信するステップ、及び
受信した前記情報を用いて複数の送信器構成のうちの1つを選択するステップからなり、
受信した前記情報が、1本の送信用アンテナの構成、空間時間拡散構成、選択的送信ダイバスティ構成、及び多入力/多出力構成を含んでいるリストから少なくとも2つの送信機構成を含む情報である、通信システムを再構成する方法。
- チャネル品質情報を受信し、
前記選択するステップが、受信した前記チャネル品質情報と受信した前記情報を用いて前記複数の送信器構成のうちの1つを選択することをさらに特徴とする請求項1に記載の方法。
- 移動局の移動度に基づく情報を受信し、
前記選択するステップが、受信した前記移動局の移動局受信器によってサポートされる送信器構成を含む情報とチャネル品質情報、及び前記移動局の移動度に基づく情報を用いて前記複数の送信器構成のうちの1つを選択することをさらに特徴とする請求項2に記載の方法。
- 前記選択するステップは、1本の送信用アンテナの構成を選択する
ことを含む請求項2記載の方法。
- 前記選択するステップは、選択的送信ダイバスティ構成を選択する
ことを含む請求項2記載の方法。
- 前記選択するステップは、空間時間拡散送信構成を選択する
ことを含む請求項2記載の方法。
- 前記選択するステップは、多出力と多入力送信構成を選択する
ことを含む請求項2記載の方法。
- 前記選択するステップは、複数の送信用アンテナのうちの1本のアンテナを選択する構成を選択する
ことを含む請求項2記載の方法。
- 前記選択するステップは、複数の送信用アンテナを用いて送信し、各送信用アンテナは異なる直交符号を用いる構成を選択する
ことを含む請求項2記載の方法。
- 前記選択するステップは、複数の送信用アンテナを用いて送信し、各送信用アンテナは異なるウォルシュ符号を用いる構成を選択する
ことを含む請求項2記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/660,095 US6898441B1 (en) | 2000-09-12 | 2000-09-12 | Communication system having a flexible transmit configuration |
US09/660095 | 2000-09-12 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2002135204A JP2002135204A (ja) | 2002-05-10 |
JP2002135204A5 JP2002135204A5 (ja) | 2008-10-16 |
JP5366346B2 true JP5366346B2 (ja) | 2013-12-11 |
Family
ID=24648116
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2001266663A Expired - Fee Related JP5366346B2 (ja) | 2000-09-12 | 2001-09-04 | 通信システムを構成する方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6898441B1 (ja) |
EP (1) | EP1187506B1 (ja) |
JP (1) | JP5366346B2 (ja) |
DE (1) | DE60107337T2 (ja) |
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-
2000
- 2000-09-12 US US09/660,095 patent/US6898441B1/en not_active Expired - Lifetime
-
2001
- 2001-03-19 DE DE60107337T patent/DE60107337T2/de not_active Expired - Lifetime
- 2001-03-19 EP EP01302466A patent/EP1187506B1/en not_active Expired - Lifetime
- 2001-09-04 JP JP2001266663A patent/JP5366346B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2002135204A (ja) | 2002-05-10 |
DE60107337D1 (de) | 2004-12-30 |
DE60107337T2 (de) | 2005-12-08 |
EP1187506B1 (en) | 2004-11-24 |
EP1187506A1 (en) | 2002-03-13 |
US6898441B1 (en) | 2005-05-24 |
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