CN1344446A - 在消息传输系统的接收机上获得干扰信息的方法 - Google Patents
在消息传输系统的接收机上获得干扰信息的方法 Download PDFInfo
- Publication number
- CN1344446A CN1344446A CN00805283A CN00805283A CN1344446A CN 1344446 A CN1344446 A CN 1344446A CN 00805283 A CN00805283 A CN 00805283A CN 00805283 A CN00805283 A CN 00805283A CN 1344446 A CN1344446 A CN 1344446A
- Authority
- CN
- China
- Prior art keywords
- signal processing
- processing algorithm
- signal
- aforesaid right
- right requirement
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 42
- 230000005540 biological transmission Effects 0.000 title claims description 18
- 239000011159 matrix material Substances 0.000 claims description 28
- 238000001514 detection method Methods 0.000 claims description 9
- 238000010586 diagram Methods 0.000 claims description 4
- 238000001228 spectrum Methods 0.000 claims description 3
- 238000006386 neutralization reaction Methods 0.000 claims 1
- 239000013598 vector Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000010295 mobile communication Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/12—Neutralising, balancing, or compensation arrangements
- H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
- H04B1/126—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means having multiple inputs, e.g. auxiliary antenna for receiving interfering signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/345—Interference values
-
- 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
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
- H04L1/0047—Decoding adapted to other signal detection operation
- H04L1/005—Iterative decoding, including iteration between signal detection and decoding operation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
- Noise Elimination (AREA)
Abstract
Description
Claims (26)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19901877.4 | 1999-01-19 | ||
DE19901877A DE19901877B4 (de) | 1999-01-19 | 1999-01-19 | Verfahren zum Gewinnen von Informationen über Störungen im Empfänger eines Nachrichtenübertragungssystems |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1344446A true CN1344446A (zh) | 2002-04-10 |
CN1132339C CN1132339C (zh) | 2003-12-24 |
Family
ID=7894690
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN008052832A Expired - Lifetime CN1132339C (zh) | 1999-01-19 | 2000-01-03 | 在消息传输系统的接收机上获得干扰信息的方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7486750B1 (zh) |
JP (1) | JP2002535915A (zh) |
CN (1) | CN1132339C (zh) |
DE (1) | DE19901877B4 (zh) |
WO (1) | WO2000044111A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102939721A (zh) * | 2010-01-20 | 2013-02-20 | 北方电讯网络有限公司 | 用于在通信网络中调节接收器处的符号判定阈值的方法和设备 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8611311B2 (en) * | 2001-06-06 | 2013-12-17 | Qualcomm Incorporated | Method and apparatus for canceling pilot interference in a wireless communication system |
DE10228740A1 (de) * | 2002-06-27 | 2004-01-29 | Siemens Ag | Verfahren zur Ermittlung von Nutzsignalparametern und Störsignalparametern aus einem Empfangssignal eines Funkkommunikationssystems |
US8406695B2 (en) | 2004-12-23 | 2013-03-26 | Qualcomm Incorporated | Joint interference cancellation of pilot, overhead and traffic channels |
US8422955B2 (en) | 2004-12-23 | 2013-04-16 | Qualcomm Incorporated | Channel estimation for interference cancellation |
US8099123B2 (en) | 2004-12-23 | 2012-01-17 | Qualcomm Incorporated | Adaptation of transmit subchannel gains in a system with interference cancellation |
US8442441B2 (en) | 2004-12-23 | 2013-05-14 | Qualcomm Incorporated | Traffic interference cancellation |
US8472877B2 (en) * | 2005-10-24 | 2013-06-25 | Qualcomm Incorporated | Iterative interference cancellation system and method |
US8385388B2 (en) | 2005-12-06 | 2013-02-26 | Qualcomm Incorporated | Method and system for signal reconstruction from spatially and temporally correlated received samples |
JP4877197B2 (ja) | 2007-11-02 | 2012-02-15 | 日本電気株式会社 | 無線ダイバーシティ受信装置および受信方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5440590A (en) * | 1993-11-01 | 1995-08-08 | Motorola, Inc. | Method and apparatus for producing a usable signal from received diverse modulated signals |
DE69637911D1 (de) * | 1995-07-19 | 2009-06-04 | Nec Corp | Diversity-Übertragungssystem mit Kodevielfachzugriff |
US5796788A (en) * | 1996-04-19 | 1998-08-18 | Ericsson Inc. | Method and apparatus for interference decorrelation in time and space |
US5822380A (en) * | 1996-08-12 | 1998-10-13 | Ericsson Inc. | Apparatus and method for joint channel estimation |
EP0931388B1 (en) * | 1996-08-29 | 2003-11-05 | Cisco Technology, Inc. | Spatio-temporal processing for communication |
JP3286189B2 (ja) * | 1996-11-14 | 2002-05-27 | 松下電器産業株式会社 | アルゴリズムダイバーシチを用いた受信装置 |
US6122260A (en) * | 1996-12-16 | 2000-09-19 | Civil Telecommunications, Inc. | Smart antenna CDMA wireless communication system |
JP3795984B2 (ja) * | 1996-12-20 | 2006-07-12 | 富士通株式会社 | 無線受信機 |
US6335954B1 (en) * | 1996-12-27 | 2002-01-01 | Ericsson Inc. | Method and apparatus for joint synchronization of multiple receive channels |
JP3300252B2 (ja) * | 1997-04-02 | 2002-07-08 | 松下電器産業株式会社 | 適応送信ダイバーシチ装置及び適応送信ダイバーシチ方法 |
US6009124A (en) * | 1997-09-22 | 1999-12-28 | Intel Corporation | High data rate communications network employing an adaptive sectored antenna |
US6333947B1 (en) * | 1998-11-25 | 2001-12-25 | Nortel Networks Limited | Interference cancellation system and method and CDMA receiver including an interference cancellation circuit |
DE19858951C2 (de) * | 1998-12-10 | 2001-06-13 | Hertz Inst Heinrich | Verfahren und Anordnung zur Erzeugung vorgegebener Richtcharakteristiken |
-
1999
- 1999-01-19 DE DE19901877A patent/DE19901877B4/de not_active Expired - Fee Related
-
2000
- 2000-01-03 WO PCT/DE2000/000005 patent/WO2000044111A1/de active Application Filing
- 2000-01-03 CN CN008052832A patent/CN1132339C/zh not_active Expired - Lifetime
- 2000-01-03 JP JP2000595440A patent/JP2002535915A/ja active Pending
- 2000-01-03 US US09/889,518 patent/US7486750B1/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102939721A (zh) * | 2010-01-20 | 2013-02-20 | 北方电讯网络有限公司 | 用于在通信网络中调节接收器处的符号判定阈值的方法和设备 |
CN102939721B (zh) * | 2010-01-20 | 2015-02-25 | 北方电讯网络有限公司 | 用于在通信网络中调节接收器处的符号判定阈值的方法和设备 |
Also Published As
Publication number | Publication date |
---|---|
US7486750B1 (en) | 2009-02-03 |
DE19901877A1 (de) | 2000-07-27 |
DE19901877B4 (de) | 2005-10-13 |
JP2002535915A (ja) | 2002-10-22 |
CN1132339C (zh) | 2003-12-24 |
WO2000044111A1 (de) | 2000-07-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Zetterberg | Experimental investigation of TDD reciprocity-based zero-forcing transmit precoding | |
US7251460B2 (en) | Radio communication system | |
US20070298718A1 (en) | Multi-transmission/reception antenna device and multi-transmission/reception method in multi-user and multi-cell environment | |
KR20040022790A (ko) | 이동통신 시스템에서 직교부호의 길이에 상관없는 공동검출 수신 장치 및 방법 | |
CN1132339C (zh) | 在消息传输系统的接收机上获得干扰信息的方法 | |
KR101004661B1 (ko) | 무선 통신 시스템에서의 간섭 평가 및 감소를 위한 방법 및시스템 | |
KR20050005414A (ko) | 무선 수신기에서 채널 추정 | |
EP1069707A1 (en) | Transmit diversity transmitter and receiver for radio communications systems | |
CN101573887A (zh) | 具有发送和接收分集的通信接收机中的数据均衡 | |
KR20060119144A (ko) | 다중 사용자 다중 송수신 안테나 통신장치 및 그 방법 | |
CN100592663C (zh) | 消除交叉时隙干扰的方法及装置 | |
KR20100113109A (ko) | 무선 통신 시스템, 간섭 캔슬국 및 간섭 캔슬 방법 | |
US20030045297A1 (en) | Communication system employing channel estimation loop-back signals | |
CN106972877A (zh) | 基于波束发现信号BDS的多小区mmWave大规模MIMO波束选择方法 | |
CN100574166C (zh) | 无线通信装置和无线发送方法 | |
WO2009074646A2 (en) | Mimo/transmit diversity channel estimation | |
Brunner et al. | Space-time eigenRAKE and downlink eigenibeamformer: exploiting long-term and short-term channel properties in WCDMA | |
Zhou et al. | Performance study on time reversed impulse MIMO for UWB communications based on measured spatial UWB channels | |
CN100536379C (zh) | 采用互补匹配滤波器的空时扩谱方法及电路 | |
CN101573888A (zh) | 具有接收分集的通信接收机中的数据均衡 | |
Sengupta et al. | Maximum likelihood multipath channel parameter estimation in CDMA systems using antenna arrays | |
Wathan et al. | On transmitter-based interference mitigation in TDD-downlink with frequency-selective fading channel environment | |
CN101018074A (zh) | 一种接收机和接收方法 | |
Hara et al. | Analysis of RAKE receiver in W-CDMA systems with downlink beamforming | |
De Baynast et al. | Chip-level LMMSE equalization for downlink MIMO CDMA in fast fading environments |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: NOKIA SIEMENS COMMUNICATION CO., LTD. Free format text: FORMER OWNER: SIEMENS AG Effective date: 20080509 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080509 Address after: Munich, Germany Patentee after: Nokia Siemens Networks GmbH Address before: Munich, Germany Patentee before: Siemens AG |
|
C56 | Change in the name or address of the patentee |
Owner name: NOKIA COMMUNICATION GMBH + CO. KG Free format text: FORMER NAME: NOKIA SIEMENS NETWORKS GMBH |
|
CP01 | Change in the name or title of a patent holder |
Address after: Munich, Germany Patentee after: NOKIA SIEMENS NETWORKS GMBH & CO. KG Address before: Munich, Germany Patentee before: Nokia Siemens Networks GmbH |
|
CX01 | Expiry of patent term |
Granted publication date: 20031224 |
|
CX01 | Expiry of patent term |