KR100453423B1 - 무선 기지국 장치 및 무선 통신 방법 - Google Patents
무선 기지국 장치 및 무선 통신 방법 Download PDFInfo
- Publication number
- KR100453423B1 KR100453423B1 KR10-2001-7011871A KR20017011871A KR100453423B1 KR 100453423 B1 KR100453423 B1 KR 100453423B1 KR 20017011871 A KR20017011871 A KR 20017011871A KR 100453423 B1 KR100453423 B1 KR 100453423B1
- Authority
- KR
- South Korea
- Prior art keywords
- reception
- delay profile
- adaptive array
- power
- circuit
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
-
- 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
- H04B1/7113—Determination of path profile
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
-
- 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
-
- 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
- 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
- H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
-
- 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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
Description
Claims (8)
- 복수의 수신 웨이트를 구하는 웨이트 연산을 행하는 수신 웨이트 산출 수단과,상기 복수의 수신 웨이트를 이용하여 형성된 복수의 지향성 패턴으로 복수의 통신 단말로부터의 신호를 어댑티브 어레이 안테나 수신하는 어댑티브 어레이 안테나 수신 수단과,어댑티브 어레이 안테나 수신된 신호의 각 지향성 패턴마다의 전력 가산값을 합성하여 전력 합성값을 구하고, 이 전력 합성값에 근거하여 지연 프로파일을 작성하고, 이 지연 프로파일을 이용해 핑거 할당을 행하여 어댑티브 어레이 안테나 수신용의 상기 웨이트 연산에 이용하는 역확산 타이밍을 출력하는 경로 검색 수단을 구비하는 무선 기지국 장치.
- 복수의 통신 단말을 복수의 그룹으로 나누고, 그룹마다의 복수의 수신 웨이트를 구하는 웨이트 연산을 행하는 수신 웨이트 산출 수단과,상기 복수의 수신 웨이트를 이용하여 형성된 그룹마다의 복수의 지향성 패턴으로 상기 복수의 통신 단말로부터의 신호를 어댑티브 어레이 안테나 수신하는 어댑티브 어레이 안테나 수신 수단과,어댑티브 어레이 안테나 수신된 신호의 각 지향성 패턴마다의 전력 가산값을을 합성하여 전력 합성값을 구하고, 이 전력 합성값에 근거하여 지연 프로파일을 작성하고, 이 지연 프로파일을 이용해 핑거 할당을 행하여 어댑티브 어레이 안테나 수신용의 상기 웨이트 연산에 이용하는 역확산 타이밍을 출력하는 경로 검색 수단을 구비하는 무선 기지국 장치.
- 삭제
- 제 1 항에 있어서,상기 전력 가산값에 대하여 임계값 판정을 행하는 임계값 판정 수단을 더 구비하되,상기 경로 검색 수단은 상기 임계값 판정 후의 전력 가산값으로부터 상기 전력 합성값을 구하는 것을 특징으로 하는무선 기지국 장치.
- 제 1 항 또는 제 2 항에 있어서,상기 경로 검색 수단은 상기 역확산 타이밍에서 구해진 그룹마다의 수신 웨이트로 어댑티브 어레이 안테나 수신된 신호를 이용해 후속의 핑거 할당을 행하는 것을 특징으로 하는무선 기지국 장치.
- 삭제
- 복수의 통신 단말을 복수의 그룹으로 나누고, 그룹마다의 복수의 수신 웨이트를 구하는 웨이트 연산을 행하는 수신 웨이트 산출 공정과,상기 복수의 수신 웨이트를 이용하여 형성된 그룹마다의 복수의 지향성 패턴으로 상기 복수의 통신 단말로부터의 신호를 어댑티브 어레이 안테나 수신하는 어댑티브 어레이 안테나 수신 공정과,어댑티브 어레이 안테나 수신된 신호의 각 지향성 패턴마다의 전력 가산값을 합성하여 전력 합성값을 구하고, 이 전력 합성값에 근거하여 지연 프로파일을 작성하고, 이 지연 프로파일을 이용해 핑거 할당을 행하여 어댑티브 어레이 안테나 수신용의 상기 웨이트 연산에 이용하는 역확산 타이밍을 출력하는 경로 검색 공정을 구비하는 무선 통신 방법.
- 삭제
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000010879A JP2001203620A (ja) | 2000-01-19 | 2000-01-19 | 無線基地局装置及び無線通信方法 |
JPJP-P-2000-00010879 | 2000-01-19 | ||
PCT/JP2000/009261 WO2001054307A1 (fr) | 2000-01-19 | 2000-12-26 | Dispositif pour station fixe radio et technique de radiocommunication |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010112349A KR20010112349A (ko) | 2001-12-20 |
KR100453423B1 true KR100453423B1 (ko) | 2004-10-15 |
Family
ID=18538835
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2001-7011871A KR100453423B1 (ko) | 2000-01-19 | 2000-12-26 | 무선 기지국 장치 및 무선 통신 방법 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6959070B2 (ko) |
EP (1) | EP1170878A4 (ko) |
JP (1) | JP2001203620A (ko) |
KR (1) | KR100453423B1 (ko) |
CN (1) | CN1162991C (ko) |
AU (1) | AU2402801A (ko) |
WO (1) | WO2001054307A1 (ko) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3593969B2 (ja) * | 2000-10-25 | 2004-11-24 | 日本電気株式会社 | 送信アンテナ指向性制御装置及びその方法 |
JP3838877B2 (ja) | 2001-01-15 | 2006-10-25 | 日本電気株式会社 | パスサーチを行うcdma受信装置、パスサーチ方法、及びプログラム |
JP2003110476A (ja) * | 2001-09-27 | 2003-04-11 | Matsushita Electric Ind Co Ltd | 無線受信装置及び指向性受信方法 |
GB0224341D0 (en) * | 2002-10-19 | 2002-11-27 | Qinetiq Ltd | Mobile radio base station |
JP2003283411A (ja) * | 2002-03-22 | 2003-10-03 | Sanyo Electric Co Ltd | 無線装置、送受信指向性制御方法および送受信指向性制御プログラム |
JP4086574B2 (ja) | 2002-04-12 | 2008-05-14 | 松下電器産業株式会社 | パスサーチ回路、無線受信装置及び無線送信装置 |
JP4309110B2 (ja) * | 2002-09-27 | 2009-08-05 | パナソニック株式会社 | 適応アンテナ無線通信装置 |
JP4165238B2 (ja) * | 2003-01-29 | 2008-10-15 | 日本電気株式会社 | パスサーチ回路及びその方法ならびにプログラム |
WO2004088867A1 (ja) * | 2003-03-31 | 2004-10-14 | Fujitsu Limited | 受信装置 |
US7460583B2 (en) * | 2003-12-15 | 2008-12-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Method for path searching and verification |
US20060246928A1 (en) * | 2004-04-22 | 2006-11-02 | Hidetoshi Nishino | Synchronization processing apparatus and synchronization processing method |
US8533027B1 (en) * | 2004-07-30 | 2013-09-10 | Hewlett-Packard Development Company, L.P. | User interface enabling approval/disappoval of revised contract performance indicators |
CN100388649C (zh) * | 2006-01-17 | 2008-05-14 | 凯明信息科技股份有限公司 | 利用权值序列对信号序列进行加权处理的装置 |
CN100388648C (zh) * | 2006-01-17 | 2008-05-14 | 凯明信息科技股份有限公司 | 码分多址系统中用于降低接收干扰的装置 |
CN100391129C (zh) * | 2006-01-17 | 2008-05-28 | 凯明信息科技股份有限公司 | 码分多址系统中降低干扰的方法 |
CN100391130C (zh) * | 2006-01-17 | 2008-05-28 | 凯明信息科技股份有限公司 | 码分多址系统中降低干扰的方法 |
US11522620B2 (en) * | 2021-01-27 | 2022-12-06 | Nanning Fulian Fugui Precision Industrial Co., Ltd. | Method for adjusting antenna and communication device using same |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
JPH11274976A (ja) * | 1998-03-19 | 1999-10-08 | Fujitsu Ltd | 無線基地局のアレーアンテナシステム |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5621752A (en) * | 1994-06-23 | 1997-04-15 | Qualcomm Incorporated | Adaptive sectorization in a spread spectrum communication system |
FI98171C (fi) * | 1995-05-24 | 1997-04-25 | Nokia Telecommunications Oy | Menetelmä pilottikanavien lähettämiseksi ja solukkoradiojärjestelmä |
US5945948A (en) * | 1996-09-03 | 1999-08-31 | Motorola, Inc. | Method and apparatus for location finding in a communication system |
JP3526196B2 (ja) * | 1997-01-07 | 2004-05-10 | 株式会社東芝 | アダプティブアンテナ |
SE513656C2 (sv) * | 1997-11-21 | 2000-10-16 | Ericsson Telefon Ab L M | Förfarande och anordning för mottagning av radiosignaler med hjälp av antennlober |
JP3335900B2 (ja) * | 1998-02-27 | 2002-10-21 | 松下電器産業株式会社 | 干渉除去装置及び干渉除去方法 |
US6385185B1 (en) * | 1998-06-25 | 2002-05-07 | Lucent Technologies Inc. | Methods and apparatus for coherent detection of signals with orthogonal data modulation |
JP2000307489A (ja) * | 1999-04-23 | 2000-11-02 | Matsushita Electric Ind Co Ltd | 無線受信装置及び受信タイミング検出方法 |
JP3344478B2 (ja) * | 1999-07-16 | 2002-11-11 | 日本電気株式会社 | Cdmaセルラシステムにおけるパスサーチ回路 |
-
2000
- 2000-01-19 JP JP2000010879A patent/JP2001203620A/ja active Pending
- 2000-12-26 CN CNB00805004XA patent/CN1162991C/zh not_active Expired - Fee Related
- 2000-12-26 US US09/936,729 patent/US6959070B2/en not_active Expired - Fee Related
- 2000-12-26 KR KR10-2001-7011871A patent/KR100453423B1/ko not_active IP Right Cessation
- 2000-12-26 EP EP00987748A patent/EP1170878A4/en not_active Withdrawn
- 2000-12-26 WO PCT/JP2000/009261 patent/WO2001054307A1/ja not_active Application Discontinuation
- 2000-12-26 AU AU24028/01A patent/AU2402801A/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
JPH11274976A (ja) * | 1998-03-19 | 1999-10-08 | Fujitsu Ltd | 無線基地局のアレーアンテナシステム |
Also Published As
Publication number | Publication date |
---|---|
WO2001054307A1 (fr) | 2001-07-26 |
EP1170878A1 (en) | 2002-01-09 |
KR20010112349A (ko) | 2001-12-20 |
EP1170878A4 (en) | 2005-10-05 |
US6959070B2 (en) | 2005-10-25 |
US20030068993A1 (en) | 2003-04-10 |
AU2402801A (en) | 2001-07-31 |
CN1162991C (zh) | 2004-08-18 |
CN1343403A (zh) | 2002-04-03 |
JP2001203620A (ja) | 2001-07-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100453423B1 (ko) | 무선 기지국 장치 및 무선 통신 방법 | |
EP1062746B1 (en) | Practical space-time radio method for cdma communication capacity enhancement | |
US6347234B1 (en) | Practical space-time radio method for CDMA communication capacity enhancement | |
US6108323A (en) | Method and system for operating a CDMA cellular system having beamforming antennas | |
Khalaj et al. | 2D RAKE receivers for CDMA cellular systems | |
KR100428709B1 (ko) | 다중 경로 정보 피드백을 이용한 순방향 빔형성 장치 및그 방법 | |
JP2003264501A (ja) | 適応アンテナ基地局装置 | |
JPH1051355A (ja) | スペクトル拡散通信装置 | |
WO2000035129A2 (en) | Manifold assisted channel estimation and demodulation for cdma systems in fast fading environments | |
US20040174300A1 (en) | Adaptive array antenna reception apparatus and method | |
US6324160B1 (en) | Adaptive receiver for CDMA base stations | |
EP1571756B1 (en) | Multi-beam antenna reception device and multi-beam reception method | |
KR100435795B1 (ko) | 무선 기지국 장치 및 무선 통신 방법 | |
EP1175736A1 (en) | Code synchronization method and receiver | |
JP2001506462A (ja) | レーキブランチを割り当てるための方法及びレーキ受信器 | |
KR100679435B1 (ko) | 초기단계부터 지향성 빔의 우수한 수신품질을 갖는 적응형안테나 수신 장치 | |
JP2003283404A (ja) | アレーアンテナ無線通信装置 | |
JP3476009B2 (ja) | Cdma通信システムにおける移動局及びそのフィンガー割り当て方法 | |
US7940835B2 (en) | Method of eliminating false echoes of a signal and corresponding rake receiver | |
US8116355B2 (en) | Method of selecting echoes of a signal for assignment to fingers of a Rake receiver and corresponding Rake receiver | |
JP3897564B2 (ja) | 無線基地局装置及び無線通信方法 | |
JP2004282472A (ja) | アダプティブアレイアンテナ受信装置 | |
WO2005062699A2 (en) | Deconvolution searcher for wireless communication system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
AMND | Amendment | ||
PA0105 | International application |
Patent event date: 20010918 Patent event code: PA01051R01D Comment text: International Patent Application |
|
PA0201 | Request for examination | ||
PG1501 | Laying open of application | ||
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20030630 Patent event code: PE09021S01D |
|
E601 | Decision to refuse application | ||
PE0601 | Decision on rejection of patent |
Patent event date: 20040524 Comment text: Decision to Refuse Application Patent event code: PE06012S01D Patent event date: 20030630 Comment text: Notification of reason for refusal Patent event code: PE06011S01I |
|
J201 | Request for trial against refusal decision | ||
PJ0201 | Trial against decision of rejection |
Patent event date: 20040624 Comment text: Request for Trial against Decision on Refusal Patent event code: PJ02012R01D Patent event date: 20040524 Comment text: Decision to Refuse Application Patent event code: PJ02011S01I Appeal kind category: Appeal against decision to decline refusal Decision date: 20040903 Appeal identifier: 2004101002781 Request date: 20040624 |
|
AMND | Amendment | ||
PB0901 | Examination by re-examination before a trial |
Comment text: Amendment to Specification, etc. Patent event date: 20040723 Patent event code: PB09011R02I Comment text: Request for Trial against Decision on Refusal Patent event date: 20040624 Patent event code: PB09011R01I Comment text: Amendment to Specification, etc. Patent event date: 20010918 Patent event code: PB09011R02I |
|
B701 | Decision to grant | ||
PB0701 | Decision of registration after re-examination before a trial |
Patent event date: 20040903 Comment text: Decision to Grant Registration Patent event code: PB07012S01D Patent event date: 20040805 Comment text: Transfer of Trial File for Re-examination before a Trial Patent event code: PB07011S01I |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20041008 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20041011 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
FPAY | Annual fee payment |
Payment date: 20070920 Year of fee payment: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20070920 Start annual number: 4 End annual number: 4 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |