WO2002003569A3 - Verfahren und vorrichtung zum auswerten eines funksignals bei raumdiversität im empfanger - Google Patents
Verfahren und vorrichtung zum auswerten eines funksignals bei raumdiversität im empfanger Download PDFInfo
- Publication number
- WO2002003569A3 WO2002003569A3 PCT/DE2001/002342 DE0102342W WO0203569A3 WO 2002003569 A3 WO2002003569 A3 WO 2002003569A3 DE 0102342 W DE0102342 W DE 0102342W WO 0203569 A3 WO0203569 A3 WO 0203569A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- radio signal
- evaluation
- vector
- selection
- signal
- Prior art date
Links
- 238000011156 evaluation Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- 239000013598 vector Substances 0.000 abstract 8
- 230000015572 biosynthetic process Effects 0.000 abstract 2
- 239000011159 matrix material Substances 0.000 abstract 2
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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/0848—Joint weighting
- H04B7/0854—Joint weighting using error minimizing algorithms, e.g. minimum mean squared error [MMSE], "cross-correlation" or matrix inversion
-
- 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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
-
- 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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/0848—Joint weighting
- H04B7/0851—Joint weighting using training sequences or error signal
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2001272355A AU2001272355A1 (en) | 2000-07-04 | 2001-06-26 | Method and device for evaluation of a radio signal with spatial diversity in the receiver |
EP01951431A EP1297640A2 (de) | 2000-07-04 | 2001-06-26 | Verfahren und vorrichtung zum auswerten eines funksignals bei raumdiversität im empfänger |
JP2002507535A JP2004503127A (ja) | 2000-07-04 | 2001-06-26 | 無線信号の評価方法および無線信号の評価装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10032427.4 | 2000-07-04 | ||
DE10032427A DE10032427A1 (de) | 2000-07-04 | 2000-07-04 | Verfahren und Vorrichtung zum Auswerten eines Funksignals |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2002003569A2 WO2002003569A2 (de) | 2002-01-10 |
WO2002003569A3 true WO2002003569A3 (de) | 2002-07-18 |
Family
ID=7647717
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2001/002342 WO2002003569A2 (de) | 2000-07-04 | 2001-06-26 | Verfahren und vorrichtung zum auswerten eines funksignals bei raumdiversität im empfanger |
Country Status (7)
Country | Link |
---|---|
US (1) | US20030108028A1 (de) |
EP (1) | EP1297640A2 (de) |
JP (1) | JP2004503127A (de) |
CN (1) | CN1210890C (de) |
AU (1) | AU2001272355A1 (de) |
DE (1) | DE10032427A1 (de) |
WO (1) | WO2002003569A2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10026076C2 (de) * | 2000-05-25 | 2002-11-07 | Siemens Ag | Verfahren und Vorrichtung zum Auswerten eines Uplink-Funksignals |
DE10051144C2 (de) * | 2000-10-16 | 2002-11-14 | Siemens Ag | Verfahren zur Verbesserung einer Kanalabschätzung in einem Funk-Kommunikationssystem |
DE10058060A1 (de) | 2000-11-23 | 2002-05-29 | Siemens Ag | Verfahren und Vorrichtung zur Feedback-Übertragung in einem Funk-Kommunikationssystem |
JP3996000B2 (ja) * | 2002-07-08 | 2007-10-24 | 株式会社日立国際電気 | 無線通信装置 |
US7577165B1 (en) * | 2003-02-05 | 2009-08-18 | Barrett Terence W | Method and system of orthogonal signal spectrum overlay (OSSO) for communications |
US7599978B2 (en) * | 2004-07-06 | 2009-10-06 | Telefonaktiebolaget L M Ericsson (Publ) | Digital signal decimation by subspace projection |
EP2525533B1 (de) * | 2011-05-16 | 2014-02-26 | Alcatel Lucent | Verfahren und Vorrichtung zur Bereitstellung bidirektionaler Kommunikation zwischen Segmenten eines Heimnetzwerks |
GB2490191B (en) | 2012-01-23 | 2014-01-08 | Renesas Mobile Corp | Method, processing system and computer program for calculating a noise covariance estimate |
EP4084358A1 (de) * | 2021-04-29 | 2022-11-02 | Nxp B.V. | Drahtlose empfangseinheit, räumliche phasenkorrekturschaltung zur amplitudenmodulation und verfahren dafür |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19803188A1 (de) * | 1998-01-28 | 1999-07-29 | Siemens Ag | Verfahren und Basisstation zur Datenübertragung in einem Funk-Kommunikationssystem |
US5982327A (en) * | 1998-01-12 | 1999-11-09 | Motorola, Inc. | Adaptive array method, device, base station and subscriber unit |
WO1999065160A1 (en) * | 1998-06-05 | 1999-12-16 | Siemens Information And Communication Networks Spa | Spatio-temporal equalisation using cholesky factorisation and systolic arrays |
WO2001091329A1 (de) * | 2000-05-25 | 2001-11-29 | Siemens Aktiengesellschaft | Verfahren und vorrichtung zum auswerten eines uplink-funksignals |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3229848B2 (ja) * | 1997-10-22 | 2001-11-19 | 三洋電機株式会社 | ディジタル無線通信システムのウエイトベクトル計算方法 |
JP3302634B2 (ja) * | 1997-12-16 | 2002-07-15 | 松下電器産業株式会社 | データ通信装置及び方法 |
JP3406831B2 (ja) * | 1998-03-19 | 2003-05-19 | 富士通株式会社 | 無線基地局のアレーアンテナシステム |
JP3465739B2 (ja) * | 1998-04-07 | 2003-11-10 | 日本電気株式会社 | Cdma適応アンテナ受信装置及び通信システム |
US6888882B1 (en) * | 2000-11-30 | 2005-05-03 | Arraycomm, Inc. | Reducing collisions in a radio communications system |
US20040018818A1 (en) * | 2000-12-06 | 2004-01-29 | Ari Hottinen | Method for controlling the weighting of a data signal in the at least two antenna elements of a radio connection unit, radio connection unit, module and communications system |
US6836673B1 (en) * | 2000-12-22 | 2004-12-28 | Arraycomm, Inc. | Mitigating ghost signal interference in adaptive array systems |
US6975672B2 (en) * | 2001-01-08 | 2005-12-13 | Ericsson Inc. | Apparatus and methods for intersymbol interference compensation in spread spectrum communications |
US6904444B2 (en) * | 2001-04-12 | 2005-06-07 | The United States Of America As Represented By The Secretary Of The Navy | Pseudo-median cascaded canceller |
-
2000
- 2000-07-04 DE DE10032427A patent/DE10032427A1/de not_active Withdrawn
-
2001
- 2001-06-26 EP EP01951431A patent/EP1297640A2/de not_active Withdrawn
- 2001-06-26 AU AU2001272355A patent/AU2001272355A1/en not_active Abandoned
- 2001-06-26 JP JP2002507535A patent/JP2004503127A/ja not_active Withdrawn
- 2001-06-26 CN CNB018123805A patent/CN1210890C/zh not_active Expired - Fee Related
- 2001-06-26 WO PCT/DE2001/002342 patent/WO2002003569A2/de active Search and Examination
- 2001-06-26 US US10/312,964 patent/US20030108028A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5982327A (en) * | 1998-01-12 | 1999-11-09 | Motorola, Inc. | Adaptive array method, device, base station and subscriber unit |
DE19803188A1 (de) * | 1998-01-28 | 1999-07-29 | Siemens Ag | Verfahren und Basisstation zur Datenübertragung in einem Funk-Kommunikationssystem |
WO1999065160A1 (en) * | 1998-06-05 | 1999-12-16 | Siemens Information And Communication Networks Spa | Spatio-temporal equalisation using cholesky factorisation and systolic arrays |
WO2001091329A1 (de) * | 2000-05-25 | 2001-11-29 | Siemens Aktiengesellschaft | Verfahren und vorrichtung zum auswerten eines uplink-funksignals |
Also Published As
Publication number | Publication date |
---|---|
CN1440598A (zh) | 2003-09-03 |
EP1297640A2 (de) | 2003-04-02 |
CN1210890C (zh) | 2005-07-13 |
JP2004503127A (ja) | 2004-01-29 |
US20030108028A1 (en) | 2003-06-12 |
AU2001272355A1 (en) | 2002-01-14 |
DE10032427A1 (de) | 2002-01-24 |
WO2002003569A2 (de) | 2002-01-10 |
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