CN1795619A - 接收装置及接收方法 - Google Patents
接收装置及接收方法 Download PDFInfo
- Publication number
- CN1795619A CN1795619A CNA2004800147049A CN200480014704A CN1795619A CN 1795619 A CN1795619 A CN 1795619A CN A2004800147049 A CNA2004800147049 A CN A2004800147049A CN 200480014704 A CN200480014704 A CN 200480014704A CN 1795619 A CN1795619 A CN 1795619A
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- CN
- China
- Prior art keywords
- noise
- spread spectrum
- signal
- vector
- computing unit
- 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.)
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Links
- 238000000034 method Methods 0.000 title claims description 8
- 239000011159 matrix material Substances 0.000 claims abstract description 68
- 230000003044 adaptive effect Effects 0.000 claims abstract description 30
- 238000004364 calculation method Methods 0.000 claims abstract description 26
- 230000007480 spreading Effects 0.000 claims abstract description 19
- 238000001228 spectrum Methods 0.000 claims description 59
- 108010003272 Hyaluronate lyase Proteins 0.000 abstract 2
- 230000001419 dependent effect Effects 0.000 abstract 1
- 238000004891 communication Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 10
- 230000008859 change Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 101000860173 Myxococcus xanthus C-factor Proteins 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000004069 differentiation Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000000205 computational method Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Images
Classifications
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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
- H04B1/71052—Joint detection techniques, e.g. linear detectors using decorrelation matrix
-
- 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
- H04B1/71055—Joint detection techniques, e.g. linear detectors using minimum mean squared error [MMSE] detector
-
- 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
-
- 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
- H04L25/024—Channel estimation channel estimation algorithms
- H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
-
- 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
- H04L25/024—Channel estimation channel estimation algorithms
- H04L25/025—Channel estimation channel estimation algorithms using least-mean-square [LMS] method
-
- 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
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70702—Intercell-related aspects
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)
Abstract
Description
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003150957A JP4177711B2 (ja) | 2003-05-28 | 2003-05-28 | 受信装置及び受信方法 |
JP150957/2003 | 2003-05-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1795619A true CN1795619A (zh) | 2006-06-28 |
CN100399716C CN100399716C (zh) | 2008-07-02 |
Family
ID=33487200
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004800147049A Expired - Lifetime CN100399716C (zh) | 2003-05-28 | 2004-05-26 | 接收装置及接收方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7386029B2 (zh) |
EP (1) | EP1622282A4 (zh) |
JP (1) | JP4177711B2 (zh) |
CN (1) | CN100399716C (zh) |
WO (1) | WO2004107601A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110134913A (zh) * | 2018-02-08 | 2019-08-16 | 松下知识产权经营株式会社 | 数据分析方法、数据分析装置以及记录介质 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4398473B2 (ja) | 2004-12-14 | 2010-01-13 | 富士通株式会社 | 拡散コード割当方法、逆拡散方法、送信装置、受信装置、通信装置、無線基地局装置、及び移動端末装置 |
JP2006258529A (ja) * | 2005-03-16 | 2006-09-28 | Fujitsu Ten Ltd | 電波到来方向推定装置及び方法 |
CN101283520B (zh) * | 2005-10-03 | 2012-09-26 | 日本电气株式会社 | 包括均衡器的信号接收设备、终端设备及信号接收方法 |
US7738548B2 (en) * | 2007-01-08 | 2010-06-15 | Harris Corporation | System and method for communicating at low signal-to-noise ratio using injected training symbols |
JP5817534B2 (ja) * | 2012-01-06 | 2015-11-18 | 富士通株式会社 | 信号検出器、信号検出方法及び通信端末装置 |
CN114664068B (zh) * | 2022-03-31 | 2024-01-12 | 军事科学院军事医学研究院环境医学与作业医学研究所 | 一种体力劳动疲劳预警系统及方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6404826B1 (en) * | 1998-07-02 | 2002-06-11 | Texas Instruments Incorporated | Iterative signal-to-interference ratio estimation for WCDMA |
US6658047B1 (en) | 1999-03-10 | 2003-12-02 | Nokia Corporation | Adaptive channel equalizer |
US6285861B1 (en) * | 1999-06-14 | 2001-09-04 | Qualcomm Incorporated | Receiving station with interference signal suppression |
US6466558B1 (en) * | 1999-06-14 | 2002-10-15 | Qualcomm Incorporated | Selection mechanism for signal combining methods |
DE10006520A1 (de) * | 2000-02-15 | 2001-09-06 | Infineon Technologies Ag | Verfahren zur Schätzung von Kanalparametern von Funkkanälen eines W-CDMA-Mobilfunksystems |
US7082174B1 (en) * | 2000-07-24 | 2006-07-25 | Qualcomm, Incorporated | Method and apparatus for processing a modulated signal using an equalizer and a rake receiver |
FR2824431A1 (fr) * | 2001-05-03 | 2002-11-08 | Mitsubishi Electric Inf Tech | Methode et dispositif de reception de signal |
US6990137B2 (en) * | 2001-05-17 | 2006-01-24 | Qualcomm, Incorporated | System and method for received signal prediction in wireless communications systems |
-
2003
- 2003-05-28 JP JP2003150957A patent/JP4177711B2/ja not_active Expired - Lifetime
-
2004
- 2004-05-26 WO PCT/JP2004/007544 patent/WO2004107601A1/ja active Application Filing
- 2004-05-26 CN CNB2004800147049A patent/CN100399716C/zh not_active Expired - Lifetime
- 2004-05-26 EP EP04734891A patent/EP1622282A4/en not_active Withdrawn
- 2004-05-26 US US10/557,988 patent/US7386029B2/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110134913A (zh) * | 2018-02-08 | 2019-08-16 | 松下知识产权经营株式会社 | 数据分析方法、数据分析装置以及记录介质 |
CN110134913B (zh) * | 2018-02-08 | 2023-08-18 | 松下知识产权经营株式会社 | 数据分析方法、数据分析装置以及记录介质 |
Also Published As
Publication number | Publication date |
---|---|
WO2004107601A1 (ja) | 2004-12-09 |
JP4177711B2 (ja) | 2008-11-05 |
EP1622282A1 (en) | 2006-02-01 |
JP2004356864A (ja) | 2004-12-16 |
EP1622282A4 (en) | 2011-07-27 |
US7386029B2 (en) | 2008-06-10 |
CN100399716C (zh) | 2008-07-02 |
US20060280232A1 (en) | 2006-12-14 |
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Owner name: MATSUSHITA ELECTRIC (AMERICA) INTELLECTUAL PROPERT Free format text: FORMER OWNER: MATSUSHITA ELECTRIC INDUSTRIAL CO, LTD. Effective date: 20140716 |
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Effective date of registration: 20140716 Address after: California, USA Patentee after: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA Address before: Osaka Japan Patentee before: Matsushita Electric Industrial Co.,Ltd. |
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Effective date of registration: 20210425 Address after: California, USA Patentee after: APPLE Inc. Address before: California, USA Patentee before: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA |
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