HK1035463A1 - A base band digital signal processing method based on smart antenna and interference cancellation - Google Patents
A base band digital signal processing method based on smart antenna and interference cancellationInfo
- Publication number
- HK1035463A1 HK1035463A1 HK01105236A HK01105236A HK1035463A1 HK 1035463 A1 HK1035463 A1 HK 1035463A1 HK 01105236 A HK01105236 A HK 01105236A HK 01105236 A HK01105236 A HK 01105236A HK 1035463 A1 HK1035463 A1 HK 1035463A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- signal
- smart antenna
- digital signal
- processing method
- method based
- Prior art date
Links
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
- H01Q3/2611—Means for null steering; Adaptive interference nulling
-
- 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
- H04B1/7097—Interference-related aspects
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
- Mobile Radio Communication Systems (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Transceivers (AREA)
- Lock And Its Accessories (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN99111349A CN1118200C (zh) | 1999-08-10 | 1999-08-10 | 基于智能天线和干扰抵销的基带处理方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1035463A1 true HK1035463A1 (en) | 2001-11-23 |
Family
ID=5275032
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK01105236A HK1035463A1 (en) | 1999-08-10 | 2001-07-27 | A base band digital signal processing method based on smart antenna and interference cancellation |
Country Status (14)
Country | Link |
---|---|
US (1) | US7130365B2 (xx) |
EP (1) | EP1209761B1 (xx) |
JP (1) | JP4563635B2 (xx) |
KR (1) | KR100591979B1 (xx) |
CN (1) | CN1118200C (xx) |
AT (1) | ATE403954T1 (xx) |
AU (1) | AU776615B2 (xx) |
BR (1) | BRPI0013123B1 (xx) |
CA (1) | CA2381383C (xx) |
DE (1) | DE60039769D1 (xx) |
HK (1) | HK1035463A1 (xx) |
MX (1) | MXPA02001462A (xx) |
RU (1) | RU2265929C2 (xx) |
WO (1) | WO2001011723A1 (xx) |
Families Citing this family (44)
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US7327800B2 (en) | 2002-05-24 | 2008-02-05 | Vecima Networks Inc. | System and method for data detection in wireless communication systems |
MXPA05000828A (es) * | 2002-07-19 | 2005-04-19 | Interdigital Tech Corp | Cancelacion de interferencia sucesiva por grupos para bloquear transmision con diversidad de recepcion. |
CN101471139A (zh) * | 2002-11-25 | 2009-07-01 | 张国飙 | 三维存储器之设计 |
CN100576772C (zh) * | 2002-12-27 | 2009-12-30 | Nxp股份有限公司 | 具有智能天线的移动终端及其方法 |
US7327795B2 (en) | 2003-03-31 | 2008-02-05 | Vecima Networks Inc. | System and method for wireless communication systems |
KR101050569B1 (ko) * | 2004-01-13 | 2011-07-19 | 삼성전자주식회사 | 스마트 안테나를 이용한 이동통신 시스템에서 순방향 빔폭 조절 방법 및 장치 |
US7430440B2 (en) * | 2004-02-06 | 2008-09-30 | Interdigital Technology Corporation | Method and apparatus for reducing transient impacts of beam switching in a switched beam antenna system |
US7158814B2 (en) * | 2004-06-10 | 2007-01-02 | Interdigital Technology Corporation | Method and system for utilizing smart antennas establishing a backhaul network |
US8995921B2 (en) * | 2004-09-10 | 2015-03-31 | Interdigital Technology Corporation | Measurement support for a smart antenna in a wireless communication system |
CN100382633C (zh) * | 2004-11-30 | 2008-04-16 | 中兴通讯股份有限公司 | 一种基于软件无线电的智能天线实现方法 |
JP4425283B2 (ja) * | 2005-01-24 | 2010-03-03 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信端末およびマルチパス干渉除去装置の起動を制御する方法 |
WO2006079253A1 (fr) * | 2005-01-31 | 2006-08-03 | Zte Corporation | Procede de traitement de bande de base base sur un double echantillonnage |
US7512199B2 (en) * | 2005-03-01 | 2009-03-31 | Broadcom Corporation | Channel estimation method operable to cancel a dominant disturber signal from a received signal |
US8594252B2 (en) * | 2005-08-22 | 2013-11-26 | Qualcomm Incorporated | Interference cancellation for wireless communications |
US8743909B2 (en) * | 2008-02-20 | 2014-06-03 | Qualcomm Incorporated | Frame termination |
US9071344B2 (en) * | 2005-08-22 | 2015-06-30 | Qualcomm Incorporated | Reverse link interference cancellation |
US8611305B2 (en) * | 2005-08-22 | 2013-12-17 | Qualcomm Incorporated | Interference cancellation for wireless communications |
US8630602B2 (en) * | 2005-08-22 | 2014-01-14 | Qualcomm Incorporated | Pilot interference cancellation |
US8385388B2 (en) * | 2005-12-06 | 2013-02-26 | Qualcomm Incorporated | Method and system for signal reconstruction from spatially and temporally correlated received samples |
CN101072066B (zh) * | 2006-05-08 | 2011-05-11 | 中兴通讯股份有限公司 | 一种码分多址通信***的智能天线实现方法 |
CN101072059B (zh) * | 2006-05-08 | 2010-12-08 | 中兴通讯股份有限公司 | 一种平滑融合发射的智能天线与空间分集发射方法 |
KR100824581B1 (ko) * | 2006-10-31 | 2008-04-23 | 삼성전자주식회사 | 다중 입출력 시스템에서 수신신호 복호 방법 및 장치 |
WO2008098416A1 (fr) * | 2007-02-14 | 2008-08-21 | Zte Corporation | Dispositif de réception rake multi-utilisateur éliminant les interférences et procédé correspondant |
US8995417B2 (en) | 2008-06-09 | 2015-03-31 | Qualcomm Incorporated | Increasing capacity in wireless communication |
US9237515B2 (en) | 2008-08-01 | 2016-01-12 | Qualcomm Incorporated | Successive detection and cancellation for cell pilot detection |
US9277487B2 (en) | 2008-08-01 | 2016-03-01 | Qualcomm Incorporated | Cell detection with interference cancellation |
ES2353481B1 (es) * | 2009-02-05 | 2012-01-13 | Vodafone España, S.A.U | Procedimiento de gestión de recursos de banda base en redes de comunicaciones móviles que implementan técnicas de cancelación de interferencia. |
US9160577B2 (en) | 2009-04-30 | 2015-10-13 | Qualcomm Incorporated | Hybrid SAIC receiver |
US8787509B2 (en) | 2009-06-04 | 2014-07-22 | Qualcomm Incorporated | Iterative interference cancellation receiver |
US8831149B2 (en) | 2009-09-03 | 2014-09-09 | Qualcomm Incorporated | Symbol estimation methods and apparatuses |
JP6091895B2 (ja) | 2009-11-27 | 2017-03-08 | クゥアルコム・インコーポレイテッドQualcomm Incorporated | 無線通信における容量の増加 |
CN102668628B (zh) | 2009-11-27 | 2015-02-11 | 高通股份有限公司 | 增加无线通信中的容量的方法和装置 |
CN102340327B (zh) * | 2011-09-23 | 2016-04-13 | 中兴通讯股份有限公司 | 干扰消除方法及装置 |
US8938038B2 (en) * | 2012-02-02 | 2015-01-20 | Telefonaktiebolaget L M Ericsson (Publ) | Extending the set of addressable interferers for interference mitigation |
CN104662843B (zh) * | 2012-05-17 | 2018-06-15 | 香港科技大学 | 用于无线网状网络的联合频道及路由分配的***和方法 |
CN104378172B (zh) * | 2013-08-14 | 2019-07-26 | 中兴通讯股份有限公司 | 数据信道干扰抵消的方法和*** |
CN103501187B (zh) * | 2013-10-10 | 2015-06-03 | 中国人民解放军理工大学 | 一种基于干扰抵消的短波多径信号同步方法 |
US9966983B2 (en) * | 2014-08-15 | 2018-05-08 | Huawei Technologies Co., Ltd. | Interference cancellation in MIMO same channel full-duplex transceivers |
CN105099643B (zh) * | 2015-08-18 | 2019-03-01 | 北京科技大学 | 一种全双工无线通信的方法、天线装置及*** |
CN105743555B (zh) * | 2016-03-25 | 2018-08-14 | 四川大学 | 一种分程式分布天线发射波束优化形成方法 |
US9860848B2 (en) | 2016-05-31 | 2018-01-02 | Apple Inc. | Baseband power estimation and feedback mechanism |
JP7498274B2 (ja) * | 2019-11-12 | 2024-06-11 | エヌイーシー アドバンスト ネットワークス, インク. | フェーズドアレイ送受信装置における送信信号のキャンセル |
CN113691990A (zh) * | 2021-07-16 | 2021-11-23 | 德清阿尔法创新研究院 | 一种基于信噪比冗余和干扰消除技术的异构网络智能共存方法 |
CN116319187B (zh) * | 2023-02-20 | 2023-10-17 | 中国人民解放军军事科学院***工程研究院 | 一种用于卫星物联网***的数据处理方法及装置 |
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DE69431583T2 (de) * | 1993-08-12 | 2003-03-06 | Nortel Networks Ltd., St.Laurent | Antenneneinrichtung für Basisstation |
ZA95797B (en) * | 1994-02-14 | 1996-06-20 | Qualcomm Inc | Dynamic sectorization in a spread spectrum communication system |
US5621752A (en) * | 1994-06-23 | 1997-04-15 | Qualcomm Incorporated | Adaptive sectorization in a spread spectrum communication system |
DE19639414C2 (de) * | 1996-09-25 | 1998-10-01 | Siemens Ag | Verfahren zur Parametrisierung einer Empfangsstation mit adaptiven Antenneneinrichtungen und adaptives Filter für zeitveränderliche Kanäle |
JPH10190495A (ja) * | 1996-12-20 | 1998-07-21 | Fujitsu Ltd | 干渉キャンセラ |
CN1053313C (zh) * | 1997-04-21 | 2000-06-07 | 北京信威通信技术有限公司 | 具有智能天线的时分双工同步码分多址无线通信***及其通信方法 |
KR100239177B1 (ko) | 1997-08-30 | 2000-01-15 | 윤종용 | 씨디엠에이 이동통신시스템에서 파일럿 신호를 이용한 스마트안테나 수신장치 및 방법 |
US6314147B1 (en) * | 1997-11-04 | 2001-11-06 | The Board Of Trustees Of The Leland Stanford Junior University | Two-stage CCI/ISI reduction with space-time processing in TDMA cellular networks |
JP2991179B2 (ja) * | 1998-01-08 | 1999-12-20 | 日本電気株式会社 | Cdmaマルチユーザ受信装置 |
US5982327A (en) * | 1998-01-12 | 1999-11-09 | Motorola, Inc. | Adaptive array method, device, base station and subscriber unit |
EP0964530A1 (en) * | 1998-06-05 | 1999-12-15 | Siemens Aktiengesellschaft | Radio communications receiver and interference cancellation method |
EP0975100A1 (en) * | 1998-07-23 | 2000-01-26 | Siemens Aktiengesellschaft | Receiver and method of recovering data from radio signals |
US6188718B1 (en) * | 1998-08-21 | 2001-02-13 | Lucent Technologies Inc. | Methods and apparatus for reducing cochannel interference in a mixed-rate communication system |
JP2000138605A (ja) * | 1998-10-30 | 2000-05-16 | Nec Corp | マルチユーザ受信装置 |
JP2991236B1 (ja) * | 1999-01-21 | 1999-12-20 | 株式会社ワイ・アール・ピー移動通信基盤技術研究所 | 直接拡散受信デ―タの誤り推定装置および直接拡散受信装置 |
JP3641961B2 (ja) * | 1999-02-01 | 2005-04-27 | 株式会社日立製作所 | アダプティブアレイアンテナを使用した無線通信装置 |
US6141393A (en) * | 1999-03-03 | 2000-10-31 | Motorola, Inc. | Method and device for channel estimation, equalization, and interference suppression |
US6351499B1 (en) * | 1999-12-15 | 2002-02-26 | Iospan Wireless, Inc. | Method and wireless systems using multiple antennas and adaptive control for maximizing a communication parameter |
-
1999
- 1999-08-10 CN CN99111349A patent/CN1118200C/zh not_active Expired - Lifetime
-
2000
- 2000-06-22 JP JP2001516279A patent/JP4563635B2/ja not_active Expired - Lifetime
- 2000-06-22 BR BRPI0013123A patent/BRPI0013123B1/pt not_active IP Right Cessation
- 2000-06-22 RU RU2002106107/09A patent/RU2265929C2/ru active
- 2000-06-22 KR KR1020027001456A patent/KR100591979B1/ko active IP Right Grant
- 2000-06-22 WO PCT/CN2000/000169 patent/WO2001011723A1/zh active IP Right Grant
- 2000-06-22 MX MXPA02001462A patent/MXPA02001462A/es active IP Right Grant
- 2000-06-22 AU AU53872/00A patent/AU776615B2/en not_active Expired
- 2000-06-22 AT AT00938466T patent/ATE403954T1/de not_active IP Right Cessation
- 2000-06-22 CA CA002381383A patent/CA2381383C/en not_active Expired - Lifetime
- 2000-06-22 EP EP00938466A patent/EP1209761B1/en not_active Expired - Lifetime
- 2000-06-22 DE DE60039769T patent/DE60039769D1/de not_active Expired - Lifetime
-
2001
- 2001-07-27 HK HK01105236A patent/HK1035463A1/xx not_active IP Right Cessation
-
2002
- 2002-02-11 US US10/073,709 patent/US7130365B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1209761B1 (en) | 2008-08-06 |
EP1209761A4 (en) | 2003-03-19 |
CA2381383C (en) | 2008-06-03 |
CN1283936A (zh) | 2001-02-14 |
DE60039769D1 (de) | 2008-09-18 |
KR20020019961A (ko) | 2002-03-13 |
WO2001011723A1 (fr) | 2001-02-15 |
AU5387200A (en) | 2001-03-05 |
KR100591979B1 (ko) | 2006-06-20 |
US7130365B2 (en) | 2006-10-31 |
BRPI0013123B1 (pt) | 2015-10-27 |
US20020111143A1 (en) | 2002-08-15 |
JP2003506994A (ja) | 2003-02-18 |
EP1209761A1 (en) | 2002-05-29 |
CN1118200C (zh) | 2003-08-13 |
BR0013123A (pt) | 2002-04-30 |
CA2381383A1 (en) | 2001-02-15 |
RU2265929C2 (ru) | 2005-12-10 |
ATE403954T1 (de) | 2008-08-15 |
AU776615B2 (en) | 2004-09-16 |
JP4563635B2 (ja) | 2010-10-13 |
MXPA02001462A (es) | 2003-07-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PF | Patent in force | ||
PE | Patent expired |
Effective date: 20190809 |