CN101167262B - 一种基于多倍采样的提高信噪比的基带处理方法 - Google Patents
一种基于多倍采样的提高信噪比的基带处理方法 Download PDFInfo
- Publication number
- CN101167262B CN101167262B CN200580049522XA CN200580049522A CN101167262B CN 101167262 B CN101167262 B CN 101167262B CN 200580049522X A CN200580049522X A CN 200580049522XA CN 200580049522 A CN200580049522 A CN 200580049522A CN 101167262 B CN101167262 B CN 101167262B
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- China
- Prior art keywords
- channel
- signal
- sampling
- channel estimating
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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
- H04B1/7103—Interference-related aspects the interference being multiple access interference
- H04B1/7105—Joint detection techniques, e.g. linear detectors
-
- 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
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
- H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
-
- 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
- H04B1/7103—Interference-related aspects the interference being multiple access interference
- H04B1/7105—Joint detection techniques, e.g. linear detectors
- H04B1/71052—Joint detection techniques, e.g. linear detectors using decorrelation matrix
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Noise Elimination (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (8)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2005/001478 WO2007030972A1 (fr) | 2005-09-15 | 2005-09-15 | Procede de traitement de bande de base pour ameliorer un rapport signal sur bruit selon un echantillonnage multiple |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101167262A CN101167262A (zh) | 2008-04-23 |
CN101167262B true CN101167262B (zh) | 2012-07-18 |
Family
ID=37864610
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200580049522XA Active CN101167262B (zh) | 2005-09-15 | 2005-09-15 | 一种基于多倍采样的提高信噪比的基带处理方法 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1940041B1 (zh) |
KR (1) | KR101041009B1 (zh) |
CN (1) | CN101167262B (zh) |
HK (1) | HK1108523A1 (zh) |
WO (1) | WO2007030972A1 (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101583209B (zh) * | 2009-07-01 | 2011-06-01 | 比克奇(北京)技术有限公司 | 家庭基站信道估计后处理方法和装置及接收方法和接收机 |
CN101867423B (zh) * | 2010-06-22 | 2014-04-09 | 中兴通讯股份有限公司 | 检测基站天线所在位置的空间热噪声的方法及设备 |
JP6678119B2 (ja) * | 2014-02-18 | 2020-04-08 | コベストロ、ドイチュラント、アクチエンゲゼルシャフトCovestro Deutschland Ag | スピロ環アンモニウム塩を触媒として使用するイソシアナート修飾方法 |
US10151608B2 (en) * | 2015-12-22 | 2018-12-11 | Microchip Technology Incorporated | System and method for reducing noise in a sensor system |
CN112953863B (zh) * | 2021-02-09 | 2022-12-02 | 西安电子科技大学 | 一种适用于超低信噪比多径传输环境的信道参数估计方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004028005A1 (en) * | 2002-09-20 | 2004-04-01 | Interdigital Technology Corporation | Enhancing reception using intercellular interference cancellation |
US20040202233A1 (en) * | 2002-07-01 | 2004-10-14 | Interdigital Technology Corporation | Data detection for codes with non-uniform spreading factors |
CN1604512A (zh) * | 2003-09-29 | 2005-04-06 | 富士通株式会社 | 联合检测方法及装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4329317A1 (de) * | 1993-08-31 | 1995-03-02 | Siemens Ag | Verfahren und System zum Übertragen von Nachrichten |
EP0767543A3 (de) * | 1995-10-06 | 2000-07-26 | Siemens Aktiengesellschaft | Kodemultiplexnachrichtenübertragung mit Interferenzunterdrückung |
DE19920819C1 (de) * | 1999-05-06 | 2000-10-26 | Bosch Gmbh Robert | Verfahren und Vorrichtung zur Schätzung von gedächtnisbehafteten Übertragungskanälen |
-
2005
- 2005-09-15 WO PCT/CN2005/001478 patent/WO2007030972A1/zh active Application Filing
- 2005-09-15 KR KR1020087008740A patent/KR101041009B1/ko active IP Right Grant
- 2005-09-15 CN CN200580049522XA patent/CN101167262B/zh active Active
- 2005-09-15 EP EP05785082.8A patent/EP1940041B1/en active Active
-
2007
- 2007-12-06 HK HK07113355.5A patent/HK1108523A1/xx unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040202233A1 (en) * | 2002-07-01 | 2004-10-14 | Interdigital Technology Corporation | Data detection for codes with non-uniform spreading factors |
WO2004028005A1 (en) * | 2002-09-20 | 2004-04-01 | Interdigital Technology Corporation | Enhancing reception using intercellular interference cancellation |
CN1604512A (zh) * | 2003-09-29 | 2005-04-06 | 富士通株式会社 | 联合检测方法及装置 |
Also Published As
Publication number | Publication date |
---|---|
HK1108523A1 (en) | 2008-05-09 |
EP1940041A4 (en) | 2012-04-25 |
KR101041009B1 (ko) | 2011-06-16 |
EP1940041B1 (en) | 2016-04-13 |
CN101167262A (zh) | 2008-04-23 |
KR20080043884A (ko) | 2008-05-19 |
EP1940041A1 (en) | 2008-07-02 |
WO2007030972A1 (fr) | 2007-03-22 |
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Application publication date: 20080423 Assignee: SHENZHEN ZTE MICROELECTRONICS TECHNOLOGY CO., LTD. Assignor: ZTE Corporation Contract record no.: 2015440020319 Denomination of invention: Baseband processing method for improving signal-to-noise ratio based on multiple sampling Granted publication date: 20120718 License type: Common License Record date: 20151123 |
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