CN1310889A - 扩频瑞克接收机分支内超码片分辨率的样点的合并技术 - Google Patents
扩频瑞克接收机分支内超码片分辨率的样点的合并技术 Download PDFInfo
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- CN1310889A CN1310889A CN00801003A CN00801003A CN1310889A CN 1310889 A CN1310889 A CN 1310889A CN 00801003 A CN00801003 A CN 00801003A CN 00801003 A CN00801003 A CN 00801003A CN 1310889 A CN1310889 A CN 1310889A
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- 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
- 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
Abstract
Description
Claims (10)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/281350 | 1999-03-30 | ||
US09/281,350 US6442193B1 (en) | 1999-03-30 | 1999-03-30 | Combining sub-chip resolution samples in arms of a spread-spectrum rake receiver |
US09/281,350 | 1999-03-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1310889A true CN1310889A (zh) | 2001-08-29 |
CN1143449C CN1143449C (zh) | 2004-03-24 |
Family
ID=23076920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB00801003XA Expired - Fee Related CN1143449C (zh) | 1999-03-30 | 2000-03-09 | 扩频瑞克接收机分支内子码片分辨率的样点的合并技术 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6442193B1 (zh) |
EP (1) | EP1082819B1 (zh) |
JP (1) | JP5002838B2 (zh) |
KR (1) | KR100705064B1 (zh) |
CN (1) | CN1143449C (zh) |
DE (1) | DE60042189D1 (zh) |
TW (1) | TW466841B (zh) |
WO (1) | WO2000060760A1 (zh) |
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CN100435490C (zh) * | 2002-04-12 | 2008-11-19 | 美商内数位科技公司 | 节点-b/基站瑞克指搜索池 |
CN101156315B (zh) * | 2005-04-04 | 2010-09-15 | 摩托罗拉公司 | 基准码元辅助的信道估计方法和装置 |
CN102664656A (zh) * | 2012-04-18 | 2012-09-12 | 北京理工大学 | 基于结构化稀疏性的直扩信号压缩域联合同步与解调方法 |
CN103179057A (zh) * | 2013-03-21 | 2013-06-26 | 山东大学 | 一种适用于直接序列扩频超宽带系统的信道估计方法 |
CN103944605A (zh) * | 2014-04-24 | 2014-07-23 | 重庆大学 | 一种针对直扩系统的信噪比估计方法 |
CN109716684A (zh) * | 2016-09-23 | 2019-05-03 | 微软技术许可有限责任公司 | 从rf采样对扩展频谱的序列生成 |
Families Citing this family (49)
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US7430257B1 (en) * | 1998-02-12 | 2008-09-30 | Lot 41 Acquisition Foundation, Llc | Multicarrier sub-layer for direct sequence channel and multiple-access coding |
US5955992A (en) * | 1998-02-12 | 1999-09-21 | Shattil; Steve J. | Frequency-shifted feedback cavity used as a phased array antenna controller and carrier interference multiple access spread-spectrum transmitter |
US6442193B1 (en) * | 1999-03-30 | 2002-08-27 | Koninklijke Philips Electronics N.V. | Combining sub-chip resolution samples in arms of a spread-spectrum rake receiver |
US6831944B1 (en) * | 1999-09-14 | 2004-12-14 | Interdigital Technology Corporation | Reduced computation in joint detection |
US6856610B2 (en) * | 2000-02-28 | 2005-02-15 | Texas Instruments Incorporated | Wireless code division multiple access communications system with channel estimation using fingers with sub-chip spacing |
KR100377969B1 (ko) * | 2000-07-10 | 2003-03-29 | 이용환 | 적응 채널 추정 장치를 이용한 직접시퀀스 확산대역시스템 수신 장치 |
JP3786918B2 (ja) * | 2000-10-11 | 2006-06-21 | サムスン エレクトロニクス カンパニー リミテッド | 移動通信システムにおける物理ダウンリンク共有チャネルの伝送アンテナアレイ制御装置及び方法 |
KR100355270B1 (ko) * | 2000-10-11 | 2002-10-11 | 한국전자통신연구원 | 시분할 방법을 이용하는 핑거와, 이를 구비한 레이크 수신기 |
US8670390B2 (en) | 2000-11-22 | 2014-03-11 | Genghiscomm Holdings, LLC | Cooperative beam-forming in wireless networks |
US10425135B2 (en) | 2001-04-26 | 2019-09-24 | Genghiscomm Holdings, LLC | Coordinated multipoint systems |
US10355720B2 (en) | 2001-04-26 | 2019-07-16 | Genghiscomm Holdings, LLC | Distributed software-defined radio |
US9819449B2 (en) | 2002-05-14 | 2017-11-14 | Genghiscomm Holdings, LLC | Cooperative subspace demultiplexing in content delivery networks |
US10931338B2 (en) | 2001-04-26 | 2021-02-23 | Genghiscomm Holdings, LLC | Coordinated multipoint systems |
US9893774B2 (en) | 2001-04-26 | 2018-02-13 | Genghiscomm Holdings, LLC | Cloud radio access network |
DE10123333A1 (de) * | 2001-05-14 | 2002-11-28 | Infineon Technologies Ag | Mehrteilnehmer-Detektion mittels RAKE-Empfänger-Struktur |
US6977918B2 (en) * | 2001-06-29 | 2005-12-20 | Nokia Corp. | Method and apparatus for processing a signal received in a high data rate communication system |
US6771693B2 (en) * | 2001-12-27 | 2004-08-03 | Interdigital Technology Corporation | Enhanced rake structure |
JP2003283375A (ja) * | 2002-03-22 | 2003-10-03 | Toshiba Corp | Cdm受信装置 |
US7099377B2 (en) * | 2002-04-03 | 2006-08-29 | Stmicroelectronics N.V. | Method and device for interference cancellation in a CDMA wireless communication system |
TW201002122A (en) * | 2002-04-12 | 2010-01-01 | Interdigital Tech Corp | Access burst detector correlator pool |
US7372892B2 (en) * | 2002-04-29 | 2008-05-13 | Interdigital Technology Corporation | Simple and robust digital code tracking loop for wireless communication systems |
US10644916B1 (en) | 2002-05-14 | 2020-05-05 | Genghiscomm Holdings, LLC | Spreading and precoding in OFDM |
US9628231B2 (en) | 2002-05-14 | 2017-04-18 | Genghiscomm Holdings, LLC | Spreading and precoding in OFDM |
US10142082B1 (en) | 2002-05-14 | 2018-11-27 | Genghiscomm Holdings, LLC | Pre-coding in OFDM |
US10200227B2 (en) | 2002-05-14 | 2019-02-05 | Genghiscomm Holdings, LLC | Pre-coding in multi-user MIMO |
DE60218757T2 (de) * | 2002-08-19 | 2007-12-06 | Nokia Corp. | Rake-empfänger |
US7068708B2 (en) * | 2002-12-13 | 2006-06-27 | Motorola, Inc. | Method and receiving unit for demodulating a multi-path signal |
US7356100B2 (en) * | 2003-03-03 | 2008-04-08 | Mitsubishi Electric Research Laboratories, Inc. | Estimating channel impulse response and equalizer coefficients in UWB communication systems |
US7356074B2 (en) * | 2003-05-08 | 2008-04-08 | Rf Micro Devices, Inc. | Estimation of multipath channel with sub-chip resolution |
GB0318386D0 (en) * | 2003-08-06 | 2003-09-10 | Koninkl Philips Electronics Nv | A method of procesing a sampled spread spectrum signal stream |
US7106780B2 (en) * | 2003-09-30 | 2006-09-12 | Interdigital Technology Corporation | Rake-based CDMA receivers for multiple receiver antennas |
US7403557B2 (en) * | 2004-07-27 | 2008-07-22 | Nokia Corporation | Apparatus and method for hybrid traffic and pilot signal quality determination of finger lock status of rake receiver correlators |
US11381285B1 (en) | 2004-08-02 | 2022-07-05 | Genghiscomm Holdings, LLC | Transmit pre-coding |
US11184037B1 (en) | 2004-08-02 | 2021-11-23 | Genghiscomm Holdings, LLC | Demodulating and decoding carrier interferometry signals |
US11552737B1 (en) | 2004-08-02 | 2023-01-10 | Genghiscomm Holdings, LLC | Cooperative MIMO |
GB0615292D0 (en) * | 2006-08-01 | 2006-09-06 | Ttp Communications Ltd | Signal evaluation and adjustment |
GB0724416D0 (en) * | 2007-12-14 | 2008-01-30 | Icera Inc | Generating channel estimates in a radio receiver |
US7957453B2 (en) * | 2008-03-20 | 2011-06-07 | Raytheon Company | Method for operating a rake receiver |
US8340574B2 (en) * | 2009-08-14 | 2012-12-25 | Emc Satcom Technologies, Llc | System and method for enabling ultra small aperture communication antenna using spectral replication and coherent frequency and phase combining |
US8285203B2 (en) * | 2009-08-14 | 2012-10-09 | Emc Satcom Technologies, Llc | System and method for enabling ultra small aperture communication antenna using spectral replication and coherent frequency and phase combining |
CN102299726B (zh) * | 2010-06-23 | 2014-08-20 | 瑞昱半导体股份有限公司 | 扩频通讯系统、空闲信道评估装置及相关方法 |
US9130786B2 (en) * | 2013-03-15 | 2015-09-08 | Qualcomm Incorporated | Device and method for computing a channel estimate |
US10243773B1 (en) | 2017-06-30 | 2019-03-26 | Genghiscomm Holdings, LLC | Efficient peak-to-average-power reduction for OFDM and MIMO-OFDM |
US10637705B1 (en) | 2017-05-25 | 2020-04-28 | Genghiscomm Holdings, LLC | Peak-to-average-power reduction for OFDM multiple access |
KR102440023B1 (ko) | 2018-01-18 | 2022-09-06 | 삼성전자주식회사 | 무선 신호 수신 장치 및 그 장치의 제어 방법 |
US11917604B2 (en) | 2019-01-25 | 2024-02-27 | Tybalt, Llc | Orthogonal multiple access and non-orthogonal multiple access |
US11343823B2 (en) | 2020-08-16 | 2022-05-24 | Tybalt, Llc | Orthogonal multiple access and non-orthogonal multiple access |
EP3915236A4 (en) | 2019-01-25 | 2023-05-24 | Genghiscomm Holdings, LLC | ORTHOGONAL MULTI-ACCESS AND NON-ORTHOGONAL MULTI-ACCESS |
WO2020242898A1 (en) | 2019-05-26 | 2020-12-03 | Genghiscomm Holdings, LLC | Non-orthogonal multiple access |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3893151B2 (ja) * | 1994-02-25 | 2007-03-14 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 多重アクセスディジタル伝送装置と無線基地局およびそのような装置に用いるための受信機 |
US5648983A (en) | 1995-04-24 | 1997-07-15 | Lucent Technologies Inc. | CDMA rake receiver with sub-chip resolution |
US5671221A (en) * | 1995-06-14 | 1997-09-23 | Sharp Microelectronics Technology, Inc. | Receiving method and apparatus for use in a spread-spectrum communication system |
US5764688A (en) * | 1995-06-30 | 1998-06-09 | Roke Manor Research Limited | Apparatus for use in equipment providing a digital radio link between a fixed and a mobile radio unit |
FR2737362B1 (fr) * | 1995-07-25 | 1997-10-10 | Matra Communication | Procede de selection des retards de propagation retenus pour recevoir des messages transmis par radiocommunication a etalement de spectre |
JP3575922B2 (ja) * | 1996-08-21 | 2004-10-13 | 株式会社東芝 | スペクトル拡散無線通信装置 |
JPH10209918A (ja) * | 1997-01-21 | 1998-08-07 | Sony Corp | 受信装置及び携帯電話システムの端末装置 |
SE9700212L (sv) * | 1997-01-24 | 1998-07-25 | Ericsson Telefon Ab L M | Förfarande och arrangemang i ett kommunikationssystem |
JPH1168619A (ja) * | 1997-08-20 | 1999-03-09 | Matsushita Electric Ind Co Ltd | ディジタル受信装置 |
US5926503A (en) * | 1997-08-27 | 1999-07-20 | Motorola, Inc. | DS-CDMA receiver and forward link diversity method |
US6442193B1 (en) * | 1999-03-30 | 2002-08-27 | Koninklijke Philips Electronics N.V. | Combining sub-chip resolution samples in arms of a spread-spectrum rake receiver |
-
1999
- 1999-03-30 US US09/281,350 patent/US6442193B1/en not_active Expired - Lifetime
-
2000
- 2000-03-09 JP JP2000610141A patent/JP5002838B2/ja not_active Expired - Fee Related
- 2000-03-09 EP EP00912589A patent/EP1082819B1/en not_active Expired - Lifetime
- 2000-03-09 DE DE60042189T patent/DE60042189D1/de not_active Expired - Lifetime
- 2000-03-09 KR KR1020007013369A patent/KR100705064B1/ko not_active IP Right Cessation
- 2000-03-09 WO PCT/EP2000/002103 patent/WO2000060760A1/en active IP Right Grant
- 2000-03-09 CN CNB00801003XA patent/CN1143449C/zh not_active Expired - Fee Related
- 2000-06-29 TW TW089112839A patent/TW466841B/zh not_active IP Right Cessation
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100435490C (zh) * | 2002-04-12 | 2008-11-19 | 美商内数位科技公司 | 节点-b/基站瑞克指搜索池 |
CN101156315B (zh) * | 2005-04-04 | 2010-09-15 | 摩托罗拉公司 | 基准码元辅助的信道估计方法和装置 |
CN102664656A (zh) * | 2012-04-18 | 2012-09-12 | 北京理工大学 | 基于结构化稀疏性的直扩信号压缩域联合同步与解调方法 |
CN102664656B (zh) * | 2012-04-18 | 2014-08-13 | 北京理工大学 | 基于结构化稀疏性的直扩信号压缩域联合同步与解调方法 |
CN103179057A (zh) * | 2013-03-21 | 2013-06-26 | 山东大学 | 一种适用于直接序列扩频超宽带系统的信道估计方法 |
CN103179057B (zh) * | 2013-03-21 | 2015-11-18 | 山东大学 | 一种适用于直接序列扩频超宽带系统的信道估计方法 |
CN103944605A (zh) * | 2014-04-24 | 2014-07-23 | 重庆大学 | 一种针对直扩系统的信噪比估计方法 |
CN109716684A (zh) * | 2016-09-23 | 2019-05-03 | 微软技术许可有限责任公司 | 从rf采样对扩展频谱的序列生成 |
CN109716684B (zh) * | 2016-09-23 | 2021-01-26 | 微软技术许可有限责任公司 | 从rf采样对扩展频谱的序列生成 |
Also Published As
Publication number | Publication date |
---|---|
JP5002838B2 (ja) | 2012-08-15 |
JP2002541713A (ja) | 2002-12-03 |
WO2000060760A1 (en) | 2000-10-12 |
US6442193B1 (en) | 2002-08-27 |
DE60042189D1 (de) | 2009-06-25 |
KR100705064B1 (ko) | 2007-04-06 |
TW466841B (en) | 2001-12-01 |
EP1082819B1 (en) | 2009-05-13 |
KR20010052419A (ko) | 2001-06-25 |
EP1082819A1 (en) | 2001-03-14 |
CN1143449C (zh) | 2004-03-24 |
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Owner name: NXP CO., LTD. Free format text: FORMER OWNER: ROYAL PHILIPS ELECTRONICS CO., LTD. Effective date: 20071012 |
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