CN1565090A - 使用混合加权的接收指及其在解调设备和方法中的应用 - Google Patents
使用混合加权的接收指及其在解调设备和方法中的应用 Download PDFInfo
- Publication number
- CN1565090A CN1565090A CNA028196961A CN02819696A CN1565090A CN 1565090 A CN1565090 A CN 1565090A CN A028196961 A CNA028196961 A CN A028196961A CN 02819696 A CN02819696 A CN 02819696A CN 1565090 A CN1565090 A CN 1565090A
- Authority
- CN
- China
- Prior art keywords
- signal
- channel
- descrambling
- weight vector
- reception
- 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 abstract description 49
- 239000013598 vector Substances 0.000 claims abstract description 110
- 230000002441 reversible effect Effects 0.000 claims abstract description 11
- 238000001228 spectrum Methods 0.000 claims description 30
- 230000000875 corresponding effect Effects 0.000 claims description 29
- 230000008569 process Effects 0.000 claims description 24
- 230000010354 integration Effects 0.000 claims description 23
- 238000004364 calculation method Methods 0.000 claims description 15
- 238000012545 processing Methods 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 12
- 230000007480 spreading Effects 0.000 claims description 10
- 238000010295 mobile communication Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000002596 correlated effect Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 101100073352 Streptomyces halstedii sch1 gene Proteins 0.000 claims 4
- 101100073357 Streptomyces halstedii sch2 gene Proteins 0.000 claims 4
- 238000004891 communication Methods 0.000 abstract description 12
- 238000005516 engineering process Methods 0.000 description 26
- 230000003044 adaptive effect Effects 0.000 description 6
- 238000004422 calculation algorithm Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000005094 computer simulation Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
Images
Classifications
-
- 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
- H04B1/712—Weighting of fingers for combining, e.g. amplitude control or phase rotation using an inner loop
-
- 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
- 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
- H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephone Function (AREA)
- Stereo-Broadcasting Methods (AREA)
Abstract
Description
Claims (24)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2001/64498 | 2001-10-18 | ||
KR1020010064498A KR20030033192A (ko) | 2001-10-18 | 2001-10-18 | 스마트 안테나 시스템에서 심볼레이트와 칩레이트를혼용하여 웨이팅하는 핑거와, 그를 이용한 복조 장치 및방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1565090A true CN1565090A (zh) | 2005-01-12 |
CN100361406C CN100361406C (zh) | 2008-01-09 |
Family
ID=19715247
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028196961A Expired - Fee Related CN100361406C (zh) | 2001-10-18 | 2002-10-18 | 使用混合加权的接收指及其在解调设备和方法中的应用 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7522654B2 (zh) |
EP (1) | EP1436905B1 (zh) |
JP (1) | JP4188242B2 (zh) |
KR (2) | KR20030033192A (zh) |
CN (1) | CN100361406C (zh) |
AT (1) | ATE381156T1 (zh) |
DE (1) | DE60224071T2 (zh) |
WO (1) | WO2003041291A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101312446B (zh) * | 2008-07-07 | 2010-10-20 | 苏州中科半导体集成技术研发中心有限公司 | 基于加权导频的相位跟踪补偿方法 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020074601A (ko) * | 2001-03-20 | 2002-10-04 | (주)한텔 | 안테나 어레이를 구비한 부호분할다중접속방식 기지국수신시스템의 수신 신호 복 방법 및 장치 |
KR20030030590A (ko) * | 2001-10-11 | 2003-04-18 | 주식회사 세스텍 | 스마트 안테나 시스템에서 심볼 레이트로 웨이팅하는핑거와, 그를 이용한 복조 장치 및 방법 |
KR20030031385A (ko) * | 2001-10-15 | 2003-04-21 | 주식회사 세스텍 | 스마트 안테나 시스템에서 칩 레이트로 웨이팅하는핑거와, 그를 이용한 복조 장치 및 방법 |
US7099623B2 (en) * | 2002-12-20 | 2006-08-29 | Qualcomm Incorporated | Managing searcher and tracker resources in a wireless communication device |
US7630427B2 (en) * | 2005-09-29 | 2009-12-08 | Qualcomm Incorporated | Systems, methods, and apparatus for establishing finger lock state |
US7872962B1 (en) * | 2005-10-18 | 2011-01-18 | Marvell International Ltd. | System and method for producing weighted signals in a diversity communication system |
US8259852B2 (en) * | 2006-07-19 | 2012-09-04 | Broadcom Corporation | Method and system for satellite communication |
US7834807B2 (en) | 2007-05-21 | 2010-11-16 | Spatial Digital Systems, Inc. | Retro-directive ground-terminal antenna for communication with geostationary satellites in slightly inclined orbits |
WO2021024559A1 (ja) * | 2019-08-07 | 2021-02-11 | ソニー株式会社 | 通信装置及び通信方法 |
US11445405B1 (en) * | 2021-06-17 | 2022-09-13 | Sprint Spectrum L.P. | Method and system for concurrently transmitting signals |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3526196B2 (ja) * | 1997-01-07 | 2004-05-10 | 株式会社東芝 | アダプティブアンテナ |
US6144649A (en) * | 1997-02-27 | 2000-11-07 | Motorola, Inc. | Method and apparatus for acquiring a pilot signal in a CDMA receiver |
JP2853705B2 (ja) | 1997-05-07 | 1999-02-03 | 日本電気株式会社 | スペクトラム拡散通信受信機 |
KR100239177B1 (ko) | 1997-08-30 | 2000-01-15 | 윤종용 | 씨디엠에이 이동통신시스템에서 파일럿 신호를 이용한 스마트안테나 수신장치 및 방법 |
JP4421106B2 (ja) * | 1997-09-15 | 2010-02-24 | マーティブ アセット ホールディングス, エルエルシー | Cdma通信容量を改善するための実用的な空間−時間無線方法 |
JPH11266180A (ja) * | 1998-03-18 | 1999-09-28 | Fujitsu Ltd | 無線基地局のアレーアンテナシステム |
US6201827B1 (en) * | 1998-09-09 | 2001-03-13 | Qualcomm Incorporated | System and method for probability based lock detection |
WO2000031909A1 (fr) | 1998-11-19 | 2000-06-02 | Mitsubishi Denki Kabushiki Kaisha | Recepteur et demodulateur adaptes a un systeme de communication mobile |
US6130923A (en) * | 1998-12-11 | 2000-10-10 | Qualcomm Incorporated | Lock detection for multipath wireless receiver |
JP3747395B2 (ja) * | 1999-03-15 | 2006-02-22 | 富士通株式会社 | 無線通信装置 |
JP3322240B2 (ja) | 1999-05-10 | 2002-09-09 | 日本電気株式会社 | Cdma受信機 |
US6594318B1 (en) * | 1999-12-02 | 2003-07-15 | Qualcomm Incorporated | Method and apparatus for computing soft decision input metrics to a turbo decoder |
KR100354337B1 (ko) | 1999-12-04 | 2002-09-28 | 한국과학기술원 | 대역 확산 통신 방식에서의 확산 변조 방식을 이용한송수신방식 및 송수신장치 |
WO2001067627A1 (fr) | 2000-03-06 | 2001-09-13 | Fujitsu Limited | Recepteur amcr et detecteur d'un tel recepteur |
US7277407B2 (en) * | 2000-10-11 | 2007-10-02 | Samsung Electronics Co., Ltd. | Apparatus and method for controlling transmit antenna array for physical downlink shared channel in a mobile communication system |
-
2001
- 2001-10-18 KR KR1020010064498A patent/KR20030033192A/ko unknown
-
2002
- 2002-10-18 AT AT02788878T patent/ATE381156T1/de not_active IP Right Cessation
- 2002-10-18 DE DE2002624071 patent/DE60224071T2/de not_active Expired - Lifetime
- 2002-10-18 EP EP02788878A patent/EP1436905B1/en not_active Expired - Lifetime
- 2002-10-18 JP JP2003543208A patent/JP4188242B2/ja not_active Expired - Fee Related
- 2002-10-18 KR KR20047005427A patent/KR100958596B1/ko not_active IP Right Cessation
- 2002-10-18 CN CNB028196961A patent/CN100361406C/zh not_active Expired - Fee Related
- 2002-10-18 WO PCT/KR2002/001945 patent/WO2003041291A1/en active IP Right Grant
-
2004
- 2004-04-01 US US10/814,286 patent/US7522654B2/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101312446B (zh) * | 2008-07-07 | 2010-10-20 | 苏州中科半导体集成技术研发中心有限公司 | 基于加权导频的相位跟踪补偿方法 |
Also Published As
Publication number | Publication date |
---|---|
ATE381156T1 (de) | 2007-12-15 |
DE60224071D1 (de) | 2008-01-24 |
CN100361406C (zh) | 2008-01-09 |
EP1436905A1 (en) | 2004-07-14 |
JP2005509354A (ja) | 2005-04-07 |
US7522654B2 (en) | 2009-04-21 |
KR100958596B1 (ko) | 2010-05-18 |
EP1436905A4 (en) | 2005-07-27 |
WO2003041291A1 (en) | 2003-05-15 |
EP1436905B1 (en) | 2007-12-12 |
DE60224071T2 (de) | 2008-12-04 |
KR20030033192A (ko) | 2003-05-01 |
KR20050037475A (ko) | 2005-04-22 |
US20040184515A1 (en) | 2004-09-23 |
JP4188242B2 (ja) | 2008-11-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6414988B1 (en) | Amplitude and phase estimation method in a wireless communication system | |
CN1183699C (zh) | 多步骤rake组合方法和设备 | |
CN1324524A (zh) | 瑞克接收机 | |
US7889809B2 (en) | Weight vector calculation unit for beamforming using received and/or integrated signal without training signal | |
CN1565090A (zh) | 使用混合加权的接收指及其在解调设备和方法中的应用 | |
CN1321016A (zh) | 码分多址移动无线通信系统接收器 | |
CN1565089A (zh) | 用于在智能天线系统中使用的码元速率加权的接收指,及其在解调设备和方法中的应用 | |
CN1568581A (zh) | 使用智能天线系统中的码片速率加权的接收指,及其在解调设备和方法中的应用 | |
JP2008512921A (ja) | マルチアンテナを具備する無線通信装置及びその方法 | |
KR100803014B1 (ko) | 무선 통신 시스템에서의 진폭 및 위상 추정 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20081219 Address after: Seoul, South Kerean Co-patentee after: Faculty of industrial studies, Hanyang University Patentee after: Seung-won Choi Address before: Seoul, South Kerean Patentee before: Cui Shengyuan |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090123 Address after: Seoul, South Kerean Co-patentee after: Faculty of industrial studies, Hanyang University Patentee after: Xie Shi Technology Co., Ltd. Address before: Seoul, South Kerean Co-patentee before: Faculty of industrial studies, Hanyang University Patentee before: Seung-won Choi |
|
ASS | Succession or assignment of patent right |
Owner name: XIESHI TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: CUI SHENGYUAN Effective date: 20090123 |
|
ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY Effective date: 20130503 Owner name: YINGDI CO., LTD. Free format text: FORMER OWNER: SASE TECH. CO., LTD. Effective date: 20130503 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130503 Address after: Seoul, South Kerean Patentee after: Neo Lab Convergence Inc. Address before: Seoul, South Kerean Patentee before: Sase Tech. Co., Ltd. Patentee before: Faculty of industrial studies, Hanyang University |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080109 Termination date: 20151018 |
|
EXPY | Termination of patent right or utility model |