CN1324520A - 综合无线通信系统中正交发送分集和自适应阵列技术的方法和系统 - Google Patents
综合无线通信系统中正交发送分集和自适应阵列技术的方法和系统 Download PDFInfo
- Publication number
- CN1324520A CN1324520A CN99812330A CN99812330A CN1324520A CN 1324520 A CN1324520 A CN 1324520A CN 99812330 A CN99812330 A CN 99812330A CN 99812330 A CN99812330 A CN 99812330A CN 1324520 A CN1324520 A CN 1324520A
- Authority
- CN
- China
- Prior art keywords
- signal
- adaptive array
- produce
- signals
- mixed
- 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
- 230000003044 adaptive effect Effects 0.000 title claims abstract description 113
- 238000000034 method Methods 0.000 title claims description 69
- 238000004891 communication Methods 0.000 title claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 79
- 238000012986 modification Methods 0.000 claims description 6
- 230000004048 modification Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000008569 process Effects 0.000 description 34
- 230000004044 response Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 241001269238 Data Species 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000009828 non-uniform distribution Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 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
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
Description
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/175,050 US6154485A (en) | 1998-10-19 | 1998-10-19 | Receiver in a wireless communications system for receiving signals having combined orthogonal transmit diversity and adaptive array techniques |
US09/175,050 | 1998-10-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1324520A true CN1324520A (zh) | 2001-11-28 |
CN1130030C CN1130030C (zh) | 2003-12-03 |
Family
ID=22638643
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN99812330A Expired - Lifetime CN1130030C (zh) | 1998-10-19 | 1999-10-05 | 综合无线通信系统中正交发送分集和自适应阵列技术的方法和系统 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6154485A (zh) |
EP (1) | EP1127416B1 (zh) |
JP (1) | JP4541552B2 (zh) |
KR (1) | KR100400422B1 (zh) |
CN (1) | CN1130030C (zh) |
CA (1) | CA2347478C (zh) |
WO (1) | WO2000024133A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1849765B (zh) * | 2003-09-09 | 2011-04-27 | 株式会社Ntt都科摩 | 无线多重传输系统中的信号传输方法、发送机及接收机 |
CN101112017B (zh) * | 2005-02-03 | 2011-06-01 | 富士通株式会社 | 无线通信系统及无线通信方法 |
CN116827459A (zh) * | 2023-08-30 | 2023-09-29 | 长春市佳白网络科技有限公司 | 一种无线通信网络设备性能测试方法 |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6185258B1 (en) * | 1997-09-16 | 2001-02-06 | At&T Wireless Services Inc. | Transmitter diversity technique for wireless communications |
EP0960487B1 (en) | 1997-10-31 | 2006-03-08 | AT&T Wireless Services, Inc. | Maximum likelihood detection of concatenated space-time codes for wireless applications with transmitter diversity |
US6188736B1 (en) * | 1997-12-23 | 2001-02-13 | At&T Wireless Svcs. Inc. | Near-optimal low-complexity decoding of space-time codes for fixed wireless applications |
US6459740B1 (en) | 1998-09-17 | 2002-10-01 | At&T Wireless Services, Inc. | Maximum ratio transmission |
US6128330A (en) | 1998-11-24 | 2000-10-03 | Linex Technology, Inc. | Efficient shadow reduction antenna system for spread spectrum |
JP4029237B2 (ja) * | 1998-11-26 | 2008-01-09 | ソニー株式会社 | 受信方法および無線通信端末装置 |
FI108588B (fi) * | 1998-12-15 | 2002-02-15 | Nokia Corp | Menetelmä ja radiojärjestelmä digitaalisen signaalin siirtoon |
US6452916B1 (en) * | 1999-01-04 | 2002-09-17 | Lucent Technologies Inc. | Space-time spreading method of CDMA wireless communication |
US6775260B1 (en) * | 1999-02-25 | 2004-08-10 | Texas Instruments Incorporated | Space time transmit diversity for TDD/WCDMA systems |
US6594473B1 (en) * | 1999-05-28 | 2003-07-15 | Texas Instruments Incorporated | Wireless system with transmitter having multiple transmit antennas and combining open loop and closed loop transmit diversities |
US6721339B2 (en) * | 1999-08-17 | 2004-04-13 | Lucent Technologies Inc. | Method of providing downlink transmit diversity |
US6278726B1 (en) * | 1999-09-10 | 2001-08-21 | Interdigital Technology Corporation | Interference cancellation in a spread spectrum communication system |
US6115406A (en) * | 1999-09-10 | 2000-09-05 | Interdigital Technology Corporation | Transmission using an antenna array in a CDMA communication system |
US6317410B1 (en) * | 1999-09-13 | 2001-11-13 | Lucent Technologies Inc. | Receiver architecture employing space time spreading and orthogonal transmit diversity techniques |
US6898441B1 (en) * | 2000-09-12 | 2005-05-24 | Lucent Technologies Inc. | Communication system having a flexible transmit configuration |
ES2266010T3 (es) * | 2000-11-17 | 2007-03-01 | Nokia Corporation | Metodo para controlar la ponderacion de señales de datos en transceptores de elementos multiples y dispositivos y red de telecomunicaciones correspondientes. |
US20020110108A1 (en) | 2000-12-07 | 2002-08-15 | Younglok Kim | Simple block space time transmit diversity using multiple spreading codes |
US6771692B2 (en) | 2001-01-11 | 2004-08-03 | Qualcomm Incorporated | Time tracking in a non-negligible multipath spacing environment |
US7061891B1 (en) | 2001-02-02 | 2006-06-13 | Science Applications International Corporation | Method and system for a remote downlink transmitter for increasing the capacity and downlink capability of a multiple access interference limited spread-spectrum wireless network |
EP1386406A4 (en) | 2001-03-30 | 2009-06-03 | Science Applic Int Corp | MULTI-STAGE TRANSMISSION RECEIVER WITH CODE DIVISION MULTIPLE ACCESS |
US8675772B2 (en) | 2001-05-09 | 2014-03-18 | Alcatel Lucent | Method for multiple antenna transmission using partial channel knowledge |
US7499499B2 (en) * | 2001-06-04 | 2009-03-03 | Alcatel-Lucent Usa Inc. | Method for multiple antenna transmission |
US7006461B2 (en) * | 2001-09-17 | 2006-02-28 | Science Applications International Corporation | Method and system for a channel selective repeater with capacity enhancement in a spread-spectrum wireless network |
GB2384660B (en) * | 2002-01-25 | 2004-11-17 | Toshiba Res Europ Ltd | Reciever processing systems |
US7103113B2 (en) * | 2002-06-26 | 2006-09-05 | Broadcom Corporation | Analog FSK modulator for a radio transmitter |
KR100461547B1 (ko) * | 2002-10-22 | 2004-12-16 | 한국전자통신연구원 | 디에스/시디엠에이 미모 안테나 시스템에서 보다 나은수신 다이버시티 이득을 얻기 위한 전송 시스템 |
JP3629261B2 (ja) * | 2002-11-26 | 2005-03-16 | 松下電器産業株式会社 | 無線受信装置 |
KR100551858B1 (ko) * | 2002-12-04 | 2006-02-13 | 엘지전자 주식회사 | 다중 입출력 이동 통신 시스템에서의 데이터 신호송수신방법 |
US7024166B2 (en) * | 2002-12-18 | 2006-04-04 | Qualcomm, Incorporated | Transmission diversity systems |
US8185075B2 (en) | 2003-03-17 | 2012-05-22 | Broadcom Corporation | System and method for channel bonding in multiple antenna communication systems |
US7391832B2 (en) * | 2003-03-17 | 2008-06-24 | Broadcom Corporation | System and method for channel bonding in multiple antenna communication systems |
EP1542387B1 (en) * | 2003-12-10 | 2007-04-04 | Motorola, Inc. | Space-time transmit diversity method and apparatus |
WO2005060190A1 (en) * | 2003-12-19 | 2005-06-30 | Telefonaktiebolaget Lm Ericsson (Publ) | Adaptive channel measurement reporting |
US8306651B2 (en) * | 2008-07-30 | 2012-11-06 | Chudy Group, LLC | Pharmacy will-call and prescription order article management system |
US8374260B2 (en) * | 2009-06-22 | 2013-02-12 | Motorola Mobility Llc | Method and apparatus for implementing uplink transmit diversity in a switched antenna orthogonal frequency division multiplexing communication system |
JP4962584B2 (ja) * | 2010-03-18 | 2012-06-27 | 富士通株式会社 | 無線通信システム及び無線通信方法 |
CN107682023A (zh) * | 2017-11-21 | 2018-02-09 | 锐捷网络股份有限公司 | 一种信息发射、接收装置和方法及无线访问节点 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5028931A (en) * | 1990-05-24 | 1991-07-02 | Stc Plc | Adaptive array processor |
US5467367A (en) * | 1991-06-07 | 1995-11-14 | Canon Kabushiki Kaisha | Spread spectrum communication apparatus and telephone exchange system |
US5623485A (en) * | 1995-02-21 | 1997-04-22 | Lucent Technologies Inc. | Dual mode code division multiple access communication system and method |
JP2751869B2 (ja) * | 1995-04-28 | 1998-05-18 | 日本電気株式会社 | 送信ダイバシティ方式 |
JP2785812B2 (ja) * | 1995-07-19 | 1998-08-13 | 日本電気株式会社 | Fdd/cdma送受信システム |
US6421543B1 (en) * | 1996-01-29 | 2002-07-16 | Ericsson Inc. | Cellular radiotelephone base stations and methods using selected multiple diversity reception |
US5764690A (en) * | 1996-06-04 | 1998-06-09 | Motorola, Inc. | Apparatus for despreading and demodulating a burst CDMA signal |
US5953325A (en) * | 1997-01-02 | 1999-09-14 | Telefonaktiebolaget L M Ericsson (Publ) | Forward link transmission mode for CDMA cellular communications system using steerable and distributed antennas |
US5933421A (en) * | 1997-02-06 | 1999-08-03 | At&T Wireless Services Inc. | Method for frequency division duplex communications |
US5956368A (en) * | 1997-08-29 | 1999-09-21 | Telefonaktiebolaget Lm Ericsson | Downlink channel handling within a spread spectrum communications system |
-
1998
- 1998-10-19 US US09/175,050 patent/US6154485A/en not_active Expired - Lifetime
-
1999
- 1999-10-05 EP EP99950224A patent/EP1127416B1/en not_active Expired - Lifetime
- 1999-10-05 KR KR10-2001-7004845A patent/KR100400422B1/ko active IP Right Grant
- 1999-10-05 JP JP2000577777A patent/JP4541552B2/ja not_active Expired - Lifetime
- 1999-10-05 CN CN99812330A patent/CN1130030C/zh not_active Expired - Lifetime
- 1999-10-05 CA CA002347478A patent/CA2347478C/en not_active Expired - Lifetime
- 1999-10-05 WO PCT/US1999/023266 patent/WO2000024133A1/en active IP Right Grant
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1849765B (zh) * | 2003-09-09 | 2011-04-27 | 株式会社Ntt都科摩 | 无线多重传输系统中的信号传输方法、发送机及接收机 |
CN101112017B (zh) * | 2005-02-03 | 2011-06-01 | 富士通株式会社 | 无线通信系统及无线通信方法 |
CN116827459A (zh) * | 2023-08-30 | 2023-09-29 | 长春市佳白网络科技有限公司 | 一种无线通信网络设备性能测试方法 |
CN116827459B (zh) * | 2023-08-30 | 2023-11-07 | 长春市佳白网络科技有限公司 | 一种无线通信网络设备性能测试方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2002528949A (ja) | 2002-09-03 |
KR100400422B1 (ko) | 2003-10-01 |
EP1127416A4 (en) | 2004-08-25 |
CA2347478C (en) | 2005-06-07 |
EP1127416B1 (en) | 2012-02-22 |
WO2000024133A1 (en) | 2000-04-27 |
KR20010080222A (ko) | 2001-08-22 |
CA2347478A1 (en) | 2000-04-27 |
JP4541552B2 (ja) | 2010-09-08 |
EP1127416A1 (en) | 2001-08-29 |
CN1130030C (zh) | 2003-12-03 |
US6154485A (en) | 2000-11-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1130030C (zh) | 综合无线通信系统中正交发送分集和自适应阵列技术的方法和系统 | |
CN1262075C (zh) | 数据传输方法与设备 | |
CN1080965C (zh) | 一个码分多址通信的方法和系统 | |
CN1082286C (zh) | 扩频通信系统中的自适应扇区划分 | |
CN1183796C (zh) | 无线通信系统中射束转换的方法和装置 | |
US7421039B2 (en) | Method and system employing antenna arrays | |
CN1297079C (zh) | 使用多天线的无线通信系统和方法 | |
CN1081408C (zh) | 确定cdma无线电接收机中加权系数的方法 | |
CN1097898C (zh) | 具有可变数据速率的扩展频谱通信系统中确定信号强度的方法和装置 | |
CN1337838A (zh) | 发射天线分集方法和使用该方法的基站装置和移动站装置 | |
CN1250328A (zh) | 通信终端装置、基站通信装置及无线通信方法 | |
CN1236509A (zh) | 数字通信中利用判决引导的信道估计的相干解调 | |
CN101610107A (zh) | 用于反向链路发射波束成形的方法和装置 | |
CN101297501A (zh) | 用于mimo系统的网络控制反馈 | |
CN1277759A (zh) | 瑞克接收机 | |
CN1773886A (zh) | 用于高速数据通信的设备和方法 | |
CN1339885A (zh) | 增强使用空间-时间传输分集的移动cdma通信的方法 | |
CN1383660A (zh) | 在无线通信系统中用于合并正交发送分集与自适应阵列技术的方法和系统 | |
CN1839602A (zh) | 使用导频符号的信道估计 | |
CN1338882A (zh) | 用于移动无线网中通信业务负荷控制的方法 | |
CN1097985C (zh) | 用于接收已经用扩展码频谱扩展后的信号的接收设备和接收方法 | |
CN1274094C (zh) | 不可忽视的多径间隔环境中的时间跟踪 | |
CN1118978C (zh) | Cdma通信设备及发射功率控制方法 | |
CN1613203A (zh) | 用于接收复合信号的方法和接收机 | |
CN1406010A (zh) | 移动无线系统中管理处理资源的方法 |
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 | ||
ASS | Succession or assignment of patent right |
Owner name: MOTOROLA MOBILITY INC. Free format text: FORMER OWNER: MOTOROLA, INC. Effective date: 20120207 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20120207 Address after: Illinois State Patentee after: MOTOROLA MOBILITY, Inc. Address before: Illinois Instrunment Patentee before: Motorola, Inc. |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Illinois State Patentee after: MOTOROLA MOBILITY LLC Address before: Illinois State Patentee before: MOTOROLA MOBILITY, Inc. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20160316 Address after: California, USA Patentee after: Google Technology Holdings LLC Address before: Illinois State Patentee before: MOTOROLA MOBILITY LLC |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20031203 |