DE602004022298D1 - Verbesserter whitener-rake-empfänger für ein wcdma-endgerät - Google Patents
Verbesserter whitener-rake-empfänger für ein wcdma-endgerätInfo
- Publication number
- DE602004022298D1 DE602004022298D1 DE602004022298T DE602004022298T DE602004022298D1 DE 602004022298 D1 DE602004022298 D1 DE 602004022298D1 DE 602004022298 T DE602004022298 T DE 602004022298T DE 602004022298 T DE602004022298 T DE 602004022298T DE 602004022298 D1 DE602004022298 D1 DE 602004022298D1
- Authority
- DE
- Germany
- Prior art keywords
- sub
- whitening
- samples
- individual
- signal
- 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 - Lifetime
Links
- 230000002087 whitening effect Effects 0.000 abstract 12
- 230000008878 coupling Effects 0.000 abstract 2
- 238000010168 coupling process Methods 0.000 abstract 2
- 238000005859 coupling reaction Methods 0.000 abstract 2
- 239000011159 matrix material Substances 0.000 abstract 2
- 230000003111 delayed effect Effects 0.000 abstract 1
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
- H04B7/0891—Space-time diversity
- H04B7/0894—Space-time diversity using different delays between antennas
-
- 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
-
- 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
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Transmission System (AREA)
- Circuits Of Receivers In General (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Noise Elimination (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/607,670 US6947403B2 (en) | 2003-06-27 | 2003-06-27 | Advanced whitener-rake receiver for WCDMA terminal |
PCT/IB2004/001892 WO2005002062A2 (en) | 2003-06-27 | 2004-06-09 | Advanced whitener-rake receiver for wcdma terminal |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602004022298D1 true DE602004022298D1 (de) | 2009-09-10 |
Family
ID=33540336
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602004022298T Expired - Lifetime DE602004022298D1 (de) | 2003-06-27 | 2004-06-09 | Verbesserter whitener-rake-empfänger für ein wcdma-endgerät |
Country Status (7)
Country | Link |
---|---|
US (1) | US6947403B2 (de) |
EP (1) | EP1639725B1 (de) |
KR (1) | KR100750966B1 (de) |
CN (1) | CN100544234C (de) |
AT (1) | ATE438231T1 (de) |
DE (1) | DE602004022298D1 (de) |
WO (1) | WO2005002062A2 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7496164B1 (en) * | 2003-05-02 | 2009-02-24 | At&T Mobility Ii Llc | Systems and methods for interference cancellation in a radio receiver system |
US7751509B1 (en) * | 2003-10-06 | 2010-07-06 | Purdue Research Foundation | Method for multiple-access interference suppression for MC-CDMA by frequency domain oversampling |
US7450924B1 (en) * | 2004-03-25 | 2008-11-11 | At&T Mobility Ii Llc | Interference cancellation and receive diversity for single-valued modulation receivers |
US7536158B2 (en) * | 2004-03-29 | 2009-05-19 | Telefonaktiebolaget Lm Ericsson (Publ) | Impairment correlation estimation in a spread spectrum system |
US7773950B2 (en) * | 2004-06-16 | 2010-08-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Benign interference suppression for received signal quality estimation |
US8867676B2 (en) * | 2004-09-17 | 2014-10-21 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for controlling interference suppressing receivers |
US7116705B2 (en) * | 2004-11-08 | 2006-10-03 | Interdigital Technology Corporation | Method and apparatus for reducing the processing rate of a chip-level equalization receiver |
US7680083B2 (en) * | 2005-07-28 | 2010-03-16 | Broadcom Corporation | Rake receiver architecture within a WCDMA terminal |
US7561644B2 (en) * | 2005-09-29 | 2009-07-14 | Intel Corporation | Method, system and device for reducing co-channel interference |
US8031794B2 (en) * | 2006-05-09 | 2011-10-04 | At&T Mobility Ii Llc | Systems and methods for interference cancellation in a multiple antenna radio receiver system |
US7634235B2 (en) * | 2006-05-30 | 2009-12-15 | Broadcom Corporation | Method and apparatus to improve closed loop transmit diversity modes performance via interference suppression in a WCDMA network equipped with a rake receiver |
JP4991870B2 (ja) * | 2006-10-27 | 2012-08-01 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | G−rake受信機内の白色化計算を簡略化する方法および受信機 |
KR101404677B1 (ko) * | 2007-09-03 | 2014-06-09 | 삼성전자주식회사 | 중계기를 기반으로 하는 무선통신 시스템에서 무선자원을효율적으로 이용하기 위한 방법 및 장치 |
JP5503560B2 (ja) | 2008-02-29 | 2014-05-28 | トムソン ライセンシング | 負荷分散信号分配を行う方法および装置 |
US7957453B2 (en) * | 2008-03-20 | 2011-06-07 | Raytheon Company | Method for operating a rake receiver |
CN102215072B (zh) * | 2010-04-09 | 2014-06-11 | 华为技术有限公司 | 多天线通信系统中信号检测的方法和接收机 |
CN102347784B (zh) * | 2010-08-03 | 2014-01-01 | 鼎桥通信技术有限公司 | 联合检测方法及联合检测接收机 |
US20140140378A1 (en) * | 2012-11-18 | 2014-05-22 | Rajarajan Balraj | Rake receiver with noise whitening |
US9608678B1 (en) * | 2013-12-19 | 2017-03-28 | Marvell International Ltd. | Method and apparatus for mitigating interference between wireless local area network (WLAN) communications and cellular communications |
CN104753849B (zh) * | 2015-04-21 | 2018-01-02 | 东南大学 | Mimo dco‑ofdm通信方法、信号接收装置及系统 |
CN109412640B (zh) * | 2018-11-22 | 2020-06-16 | 东南大学 | 一种应用于全双工通信收发机的非线性数字自干扰消除装置及方法 |
US11082083B2 (en) | 2019-03-25 | 2021-08-03 | General Dynamics Mission Systems, Inc. | Node having a multi-user rake receiver for use in a cooperative broadcast multi-hop network that employs broadcast flood routing and multi-hop transmission with cooperative beamforming |
US20210288843A1 (en) * | 2020-03-16 | 2021-09-16 | Micron Technology, Inc. | Linear equalization, and associated methods, devices, and systems |
CN114866381A (zh) * | 2021-02-03 | 2022-08-05 | 维沃移动通信有限公司 | 信号处理方法、装置、通信设备及存储介质 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5889827A (en) * | 1996-12-12 | 1999-03-30 | Ericsson Inc. | Method and apparatus for digital symbol detection using medium response estimates |
US5937014A (en) * | 1997-03-27 | 1999-08-10 | Telefonaktiebolaget Lm Ericsson | Self-synchronizing equalization techniques and systems |
US6654365B1 (en) * | 1998-02-24 | 2003-11-25 | L-3 Communications Corporation | Reduced complexity trellis-based multiuser detector for CDMA |
EP1142161A1 (de) * | 1998-12-15 | 2001-10-10 | Nokia Corporation | Ein empfänger |
US6470044B1 (en) * | 1999-01-15 | 2002-10-22 | Sharp Laboratories Of America, Inc. | Computationally parsimonious forward link receiver for DS-CDMA systems and method for same |
US6590932B1 (en) | 1999-11-24 | 2003-07-08 | Ericsson Inc. | Methods, receiver devices and systems for whitening a signal disturbance in a communication signal |
AU2001286139A1 (en) * | 2000-09-12 | 2002-03-26 | Bernard Henri Fleury | Joint data detection and channel estimation, preferably of ds/cdma signals |
GB0107113D0 (en) | 2001-03-21 | 2001-05-09 | Nokia Networks Oy | Interference rejection in a receiver |
US7209511B2 (en) * | 2001-08-31 | 2007-04-24 | Ericsson Inc. | Interference cancellation in a CDMA receiving system |
-
2003
- 2003-06-27 US US10/607,670 patent/US6947403B2/en not_active Expired - Lifetime
-
2004
- 2004-06-09 DE DE602004022298T patent/DE602004022298D1/de not_active Expired - Lifetime
- 2004-06-09 AT AT04743754T patent/ATE438231T1/de not_active IP Right Cessation
- 2004-06-09 WO PCT/IB2004/001892 patent/WO2005002062A2/en active Application Filing
- 2004-06-09 CN CNB200480018104XA patent/CN100544234C/zh not_active Expired - Lifetime
- 2004-06-09 KR KR1020057024960A patent/KR100750966B1/ko not_active IP Right Cessation
- 2004-06-09 EP EP04743754A patent/EP1639725B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1639725A4 (de) | 2008-04-09 |
EP1639725B1 (de) | 2009-07-29 |
ATE438231T1 (de) | 2009-08-15 |
US6947403B2 (en) | 2005-09-20 |
KR100750966B1 (ko) | 2007-08-22 |
CN1813426A (zh) | 2006-08-02 |
CN100544234C (zh) | 2009-09-23 |
EP1639725A2 (de) | 2006-03-29 |
WO2005002062A2 (en) | 2005-01-06 |
US20040264417A1 (en) | 2004-12-30 |
KR20060023577A (ko) | 2006-03-14 |
WO2005002062A3 (en) | 2005-04-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE438231T1 (de) | Verbesserter whitener-rake-empfänger für ein wcdma-endgerät | |
US6407694B1 (en) | General purpose filter | |
CN101388960A (zh) | 光电转换设备和图像传感器 | |
DE602005010765D1 (de) | Diplexer | |
US4021616A (en) | Interpolating rate multiplier | |
TWI268354B (en) | Method and related apparatus for chip testing | |
EP1926342A3 (de) | Optisches Schaltsystem | |
EP1109315A3 (de) | Eingangsfilterstufe für einen Datenstrom und Verfahren zum Filtrieren eines Datenstromes | |
WO2009044700A1 (ja) | 固体撮像装置及び撮像信号出力回路 | |
SG124285A1 (en) | Methods for processing a received signal in a software defined radio (sdr) system, a transceiver foran sdr system and a receiver and sdr system | |
ATE466403T1 (de) | Digitalfilter | |
CN106292379B (zh) | 一种多通道信号采集系统及采集方法 | |
KR100667552B1 (ko) | 정합필터 및 그에 의한 상호상관 수행방법 | |
US20020027965A1 (en) | Correlation detecting method and matched filter unit | |
EP1703637A3 (de) | Digitales Filter mit endlicher Impulsantwort | |
KR100418266B1 (ko) | 정합필터회로 | |
US7373570B2 (en) | LSI device having scan separators provided in number reduced from signal lines of combinatorial circuits | |
RU2362209C1 (ru) | Одномерный медианный фильтр с модульной архитектурой | |
ATE78352T1 (de) | Digitaler korrelator. | |
US8134396B2 (en) | Dynamic element matching for delay lines | |
WO2002065291A3 (fr) | Dispositif de reconfiguration d'un ensemble memoire presentant des defauts | |
CN100463457C (zh) | 一种多个通道复接的级联积分梳状滤波器 | |
WO2005072446A3 (en) | Combined sample data delay compensation system | |
EP1286466A1 (de) | Signalangepasstes filter | |
AUPS205302A0 (en) | Filter structure for iterative signal processing |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |