CN101490969A - 信道估计装置及改善信道效应的方法 - Google Patents
信道估计装置及改善信道效应的方法 Download PDFInfo
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- CN101490969A CN101490969A CNA2007800273331A CN200780027333A CN101490969A CN 101490969 A CN101490969 A CN 101490969A CN A2007800273331 A CNA2007800273331 A CN A2007800273331A CN 200780027333 A CN200780027333 A CN 200780027333A CN 101490969 A CN101490969 A CN 101490969A
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- signal
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- rake
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0204—Channel estimation of multiple channels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0212—Channel estimation of impulse response
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03178—Arrangements involving sequence estimation techniques
- H04L25/03248—Arrangements for operating in conjunction with other apparatus
- H04L25/0328—Arrangements for operating in conjunction with other apparatus with interference cancellation circuitry
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Noise Elimination (AREA)
- Networks Using Active Elements (AREA)
- Filters And Equalizers (AREA)
Abstract
Description
Claims (15)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0615068.4A GB0615068D0 (en) | 2006-07-28 | 2006-07-28 | Digital radio systems |
GB0615068.4 | 2006-07-28 | ||
PCT/GB2007/002857 WO2008012553A2 (en) | 2006-07-28 | 2007-07-26 | Rake with pre-filter |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101490969A true CN101490969A (zh) | 2009-07-22 |
CN101490969B CN101490969B (zh) | 2015-06-10 |
Family
ID=37006385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200780027333.1A Active CN101490969B (zh) | 2006-07-28 | 2007-07-26 | 改善信道效应的方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8270456B2 (zh) |
EP (1) | EP2052461B1 (zh) |
CN (1) | CN101490969B (zh) |
GB (1) | GB0615068D0 (zh) |
TW (1) | TWI389478B (zh) |
WO (1) | WO2008012553A2 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103210603A (zh) * | 2010-06-24 | 2013-07-17 | 科达无线私人有限公司 | 无线通信系统中的多路径信号的估计 |
CN107071407A (zh) * | 2010-12-28 | 2017-08-18 | 杜比国际公司 | 使用列的图像分割方法和系统 |
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JP2008545757A (ja) | 2005-06-01 | 2008-12-18 | ザ リージェンツ オブ ザ ユニバーシティ オブ ミシガン | 溶媒和されていないベンゾジアゼピン組成物および方法 |
WO2007053725A2 (en) | 2005-11-01 | 2007-05-10 | The Regents Of The University Of Michigan | Novel 1,4-benzodiazepine-2,5-diones with therapeutic properties |
US7759338B2 (en) | 2006-04-27 | 2010-07-20 | The Regents Of The University Of Michigan | Soluble 1,4 benzodiazepine compounds and stable salts thereof |
AU2007258468B2 (en) | 2006-06-09 | 2011-09-22 | The Regents Of The University Of Michigan | Compositions and methods relating to novel compounds and targets thereof |
CA2783589A1 (en) | 2007-03-09 | 2008-09-18 | The Regents Of The University Of Michigan | Compositions and methods relating to novel compounds and targets thereof |
ES2614498T3 (es) | 2007-09-14 | 2017-05-31 | The Regents Of The University Of Michigan | Inhibidores de ATPasa F1F0 y métodos relacionados |
BRPI0820477A2 (pt) | 2007-11-06 | 2015-06-16 | Univ Michigan | Compostos de benzodiazepinona úteis no tratamento de afecções da pele |
AU2009291632B2 (en) | 2008-09-11 | 2013-04-04 | The Regents Of The University Of Michigan | Aryl guanidine F1F0-ATPase inhibitors and related methods |
US10230419B2 (en) * | 2011-02-03 | 2019-03-12 | The Board Of Trustees Of The Leland Stanford Junior University | Adaptive techniques for full duplex communications |
US10284356B2 (en) | 2011-02-03 | 2019-05-07 | The Board Of Trustees Of The Leland Stanford Junior University | Self-interference cancellation |
US10243719B2 (en) | 2011-11-09 | 2019-03-26 | The Board Of Trustees Of The Leland Stanford Junior University | Self-interference cancellation for MIMO radios |
US9325432B2 (en) | 2012-02-08 | 2016-04-26 | The Board Of Trustees Of The Leland Stanford Junior University | Systems and methods for full-duplex signal shaping |
US8743930B2 (en) | 2012-03-30 | 2014-06-03 | Broadcom Corporation | Suppressing intra-cell interference |
US9350587B1 (en) * | 2012-11-30 | 2016-05-24 | Marvell International Ltd. | System and method for timing error estimation |
US9698860B2 (en) | 2013-08-09 | 2017-07-04 | Kumu Networks, Inc. | Systems and methods for self-interference canceller tuning |
US11163050B2 (en) | 2013-08-09 | 2021-11-02 | The Board Of Trustees Of The Leland Stanford Junior University | Backscatter estimation using progressive self interference cancellation |
WO2015021463A2 (en) | 2013-08-09 | 2015-02-12 | Kumu Networks, Inc. | Systems and methods for frequency independent analog selfinterference cancellation |
CN105556860B (zh) | 2013-08-09 | 2018-04-03 | 库姆网络公司 | 用于非线性数字自干扰消除的系统以及方法 |
US9054795B2 (en) | 2013-08-14 | 2015-06-09 | Kumu Networks, Inc. | Systems and methods for phase noise mitigation |
US10673519B2 (en) | 2013-08-29 | 2020-06-02 | Kuma Networks, Inc. | Optically enhanced self-interference cancellation |
US10177836B2 (en) | 2013-08-29 | 2019-01-08 | Kumu Networks, Inc. | Radio frequency self-interference-cancelled full-duplex relays |
US9520983B2 (en) | 2013-09-11 | 2016-12-13 | Kumu Networks, Inc. | Systems for delay-matched analog self-interference cancellation |
US10230422B2 (en) | 2013-12-12 | 2019-03-12 | Kumu Networks, Inc. | Systems and methods for modified frequency-isolation self-interference cancellation |
US9774405B2 (en) | 2013-12-12 | 2017-09-26 | Kumu Networks, Inc. | Systems and methods for frequency-isolated self-interference cancellation |
US9712312B2 (en) | 2014-03-26 | 2017-07-18 | Kumu Networks, Inc. | Systems and methods for near band interference cancellation |
US11209536B2 (en) | 2014-05-02 | 2021-12-28 | The Board Of Trustees Of The Leland Stanford Junior University | Method and apparatus for tracking motion using radio frequency signals |
WO2015179874A1 (en) | 2014-05-23 | 2015-11-26 | Kumu Networks, Inc. | Systems and methods for multi-rate digital self-interference cancellation |
US9521023B2 (en) | 2014-10-17 | 2016-12-13 | Kumu Networks, Inc. | Systems for analog phase shifting |
US9712313B2 (en) | 2014-11-03 | 2017-07-18 | Kumu Networks, Inc. | Systems for multi-peak-filter-based analog self-interference cancellation |
US9673854B2 (en) | 2015-01-29 | 2017-06-06 | Kumu Networks, Inc. | Method for pilot signal based self-inteference cancellation tuning |
TWI575901B (zh) * | 2015-06-17 | 2017-03-21 | 晨星半導體股份有限公司 | 通道效應消除裝置及通道效應消除方法 |
DE102015115760B4 (de) | 2015-09-18 | 2019-06-06 | Intel IP Corporation | Vorrichtung und verfahren zum verringern einertiefpassfiltergruppenverzögerung |
US9634823B1 (en) | 2015-10-13 | 2017-04-25 | Kumu Networks, Inc. | Systems for integrated self-interference cancellation |
US10666305B2 (en) | 2015-12-16 | 2020-05-26 | Kumu Networks, Inc. | Systems and methods for linearized-mixer out-of-band interference mitigation |
US9800275B2 (en) | 2015-12-16 | 2017-10-24 | Kumu Networks, Inc. | Systems and methods for out-of band-interference mitigation |
KR102075284B1 (ko) | 2015-12-16 | 2020-02-07 | 쿠무 네트웍스, 아이엔씨. | 시간 지연 필터 |
US9742593B2 (en) | 2015-12-16 | 2017-08-22 | Kumu Networks, Inc. | Systems and methods for adaptively-tuned digital self-interference cancellation |
WO2017189592A1 (en) | 2016-04-25 | 2017-11-02 | Kumu Networks, Inc. | Integrated delay modules |
US10454444B2 (en) | 2016-04-25 | 2019-10-22 | Kumu Networks, Inc. | Integrated delay modules |
US10338205B2 (en) | 2016-08-12 | 2019-07-02 | The Board Of Trustees Of The Leland Stanford Junior University | Backscatter communication among commodity WiFi radios |
US10361887B2 (en) * | 2016-10-25 | 2019-07-23 | Apple Inc. | Time of arrival estimation |
JP2020509618A (ja) | 2016-10-25 | 2020-03-26 | ザ ボード オブ トラスティーズ オブ ザ レランド スタンフォード ジュニア ユニバーシティー | 後方散乱周囲ismバンド信号 |
JP6837573B2 (ja) | 2017-03-27 | 2021-03-03 | クム ネットワークス, インコーポレイテッドKumu Networks, Inc. | 線形性強化ミキサ |
US10103774B1 (en) | 2017-03-27 | 2018-10-16 | Kumu Networks, Inc. | Systems and methods for intelligently-tuned digital self-interference cancellation |
WO2018183333A1 (en) | 2017-03-27 | 2018-10-04 | Kumu Networks, Inc | Systems and methods for tunable out-of-band interference mitigation |
US10200076B1 (en) | 2017-08-01 | 2019-02-05 | Kumu Networks, Inc. | Analog self-interference cancellation systems for CMTS |
EP3759844A4 (en) | 2018-02-27 | 2021-11-24 | Kumu Networks, Inc. | SYSTEMS AND PROCEDURES FOR CONFIGURABLE HYBRID SELF-INTERFERENCE SUPPRESSION |
US10868661B2 (en) | 2019-03-14 | 2020-12-15 | Kumu Networks, Inc. | Systems and methods for efficiently-transformed digital self-interference cancellation |
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CN1318920A (zh) * | 2000-12-18 | 2001-10-24 | 信息产业部电信传输研究所 | 直接扩频/码分多址综合扩频相干接收装置 |
CN1332544A (zh) * | 2001-08-15 | 2002-01-23 | 信息产业部电信传输研究所 | 自适应预测平滑rake接收方法及接收机 |
US20060133462A1 (en) * | 2004-12-21 | 2006-06-22 | Nokia Corporation | Weighted autocorrelation method for downlink CDMA LMMSE equalizers |
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EP0981206B1 (en) * | 1998-08-19 | 2005-11-23 | Siemens Aktiengesellschaft | Spread spectrum receiver with reduction of intersymbol interference |
US6775260B1 (en) * | 1999-02-25 | 2004-08-10 | Texas Instruments Incorporated | Space time transmit diversity for TDD/WCDMA systems |
JP3732364B2 (ja) | 1999-08-27 | 2006-01-05 | 松下電器産業株式会社 | 通信端末装置及びチャネル推定方法 |
US7110434B2 (en) | 1999-08-31 | 2006-09-19 | Broadcom Corporation | Cancellation of interference in a communication system with application to S-CDMA |
US6839326B1 (en) | 2000-09-26 | 2005-01-04 | Nokia Corporation | Antenna phase estimation algorithm for WCDMA closed loop transmitter antenna diversity system |
US7149258B2 (en) | 2001-11-28 | 2006-12-12 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for estimation of phase offset between communication channels |
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-
2006
- 2006-07-28 GB GBGB0615068.4A patent/GB0615068D0/en not_active Ceased
-
2007
- 2007-07-26 EP EP07766371A patent/EP2052461B1/en not_active Expired - Fee Related
- 2007-07-26 TW TW096127243A patent/TWI389478B/zh not_active IP Right Cessation
- 2007-07-26 CN CN200780027333.1A patent/CN101490969B/zh active Active
- 2007-07-26 WO PCT/GB2007/002857 patent/WO2008012553A2/en active Application Filing
- 2007-07-26 US US12/373,998 patent/US8270456B2/en active Active
Patent Citations (3)
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CN1318920A (zh) * | 2000-12-18 | 2001-10-24 | 信息产业部电信传输研究所 | 直接扩频/码分多址综合扩频相干接收装置 |
CN1332544A (zh) * | 2001-08-15 | 2002-01-23 | 信息产业部电信传输研究所 | 自适应预测平滑rake接收方法及接收机 |
US20060133462A1 (en) * | 2004-12-21 | 2006-06-22 | Nokia Corporation | Weighted autocorrelation method for downlink CDMA LMMSE equalizers |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103210603A (zh) * | 2010-06-24 | 2013-07-17 | 科达无线私人有限公司 | 无线通信系统中的多路径信号的估计 |
CN103210603B (zh) * | 2010-06-24 | 2016-08-10 | 科达无线私人有限公司 | 无线通信系统中的多路径信号的估计 |
CN107071407A (zh) * | 2010-12-28 | 2017-08-18 | 杜比国际公司 | 使用列的图像分割方法和系统 |
CN107071407B (zh) * | 2010-12-28 | 2020-04-03 | 杜比国际公司 | 使用列的图像分割方法和系统 |
US10986344B2 (en) | 2010-12-28 | 2021-04-20 | Dolby Laboratories Licensing Corporation | Method and system for picture segmentation using columns |
US11356670B2 (en) | 2010-12-28 | 2022-06-07 | Dolby Laboratories Licensing Corporation | Method and system for picture segmentation using columns |
US11582459B2 (en) | 2010-12-28 | 2023-02-14 | Dolby Laboratories Licensing Corporation | Method and system for picture segmentation using columns |
US11949878B2 (en) | 2010-12-28 | 2024-04-02 | Dolby Laboratories Licensing Corporation | Method and system for picture segmentation using columns |
Also Published As
Publication number | Publication date |
---|---|
CN101490969B (zh) | 2015-06-10 |
EP2052461A2 (en) | 2009-04-29 |
EP2052461B1 (en) | 2011-06-15 |
WO2008012553A2 (en) | 2008-01-31 |
US20100014614A1 (en) | 2010-01-21 |
US8270456B2 (en) | 2012-09-18 |
TWI389478B (zh) | 2013-03-11 |
TW200807920A (en) | 2008-02-01 |
WO2008012553A3 (en) | 2008-03-27 |
GB0615068D0 (en) | 2006-09-06 |
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Effective date of registration: 20210106 Address after: No.1, Duhang 1st Road, Hsinchu City, Hsinchu Science Park, Taiwan, China Patentee after: MEDIATEK Inc. Address before: No.1, Duhang 1st Road, Hsinchu City, Hsinchu Science Park, Taiwan, China Patentee before: MEDIATEK Inc. Patentee before: MSTAR FRANCE S.A.S. Patentee before: Mstar Semiconductor,Inc. Effective date of registration: 20210106 Address after: No.1, Duhang 1st Road, Hsinchu City, Hsinchu Science Park, Taiwan, China Patentee after: MEDIATEK Inc. Patentee after: MSTAR FRANCE S.A.S. Patentee after: Mstar Semiconductor,Inc. Address before: No.1, Duhang 1st Road, Hsinchu City, Hsinchu Science Park, Taiwan, China Patentee before: MEDIATEK Inc. Patentee before: MSTAR FRANCE S.A.S. Patentee before: Mstar Semiconductor,Inc. Patentee before: MSTAR SEMICONDUCTOR Inc. Effective date of registration: 20210106 Address after: No.1, Duhang 1st Road, Hsinchu City, Hsinchu Science Park, Taiwan, China Patentee after: MEDIATEK Inc. Patentee after: MSTAR FRANCE S.A.S. Patentee after: Mstar Semiconductor,Inc. Patentee after: MSTAR SEMICONDUCTOR Inc. Address before: Greater Cayman, British Cayman Islands Patentee before: Cayman Morningstar Semiconductor Patentee before: MSTAR FRANCE S.A.S. Patentee before: Mstar Semiconductor,Inc. Patentee before: MSTAR SEMICONDUCTOR Inc. |
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Effective date of registration: 20220523 Address after: Ontario, Canada Patentee after: Xueshan Technology Co.,Ltd. Address before: No.1, Duhang 1st Road, Hsinchu City, Hsinchu Science Park, Taiwan, China Patentee before: MEDIATEK Inc. |