WO2008099734A1 - チャネル推定装置および等化装置ならびにその推定および等化方法 - Google Patents
チャネル推定装置および等化装置ならびにその推定および等化方法 Download PDFInfo
- Publication number
- WO2008099734A1 WO2008099734A1 PCT/JP2008/051953 JP2008051953W WO2008099734A1 WO 2008099734 A1 WO2008099734 A1 WO 2008099734A1 JP 2008051953 W JP2008051953 W JP 2008051953W WO 2008099734 A1 WO2008099734 A1 WO 2008099734A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- unit
- channel estimation
- equalization
- channel
- noise path
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/005—Control of transmission; Equalising
-
- 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
-
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
-
- 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
- H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
-
- 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
- H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
- H04L25/03834—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using pulse shaping
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Noise Elimination (AREA)
Abstract
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020097018662A KR101176265B1 (ko) | 2007-02-07 | 2008-02-06 | 채널 추정 장치 및 등화 장치와 그 추정 및 등화 방법 |
CN2008800044924A CN101606325B (zh) | 2007-02-07 | 2008-02-06 | 信道估计装置和均衡装置、以及其估计和均衡方法 |
CA2677602A CA2677602C (en) | 2007-02-07 | 2008-02-06 | Apparatus for channel estimation, apparatus for equalization and method for equalization |
DE08710849T DE08710849T1 (de) | 2007-02-07 | 2008-02-06 | Kanalschätzungseinrichtung, entzerrungseinrichtung und entzerrungsverfahren bei der schätzung |
EP08710849.4A EP2120359B1 (en) | 2007-02-07 | 2008-02-06 | Channel estimation device, equalization device, and equalization method in the estimation |
JP2008558060A JP4725648B2 (ja) | 2007-02-07 | 2008-02-06 | チャネル推定装置および等化装置ならびにその推定および等化方法 |
US12/449,402 US8457224B2 (en) | 2007-02-07 | 2008-02-06 | Apparatus for channel estimation, apparatus for equalization and method for equalization |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-027435 | 2007-02-07 | ||
JP2007027435 | 2007-02-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008099734A1 true WO2008099734A1 (ja) | 2008-08-21 |
Family
ID=39689972
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/051953 WO2008099734A1 (ja) | 2007-02-07 | 2008-02-06 | チャネル推定装置および等化装置ならびにその推定および等化方法 |
Country Status (9)
Country | Link |
---|---|
US (1) | US8457224B2 (ja) |
EP (1) | EP2120359B1 (ja) |
JP (1) | JP4725648B2 (ja) |
KR (1) | KR101176265B1 (ja) |
CN (1) | CN101606325B (ja) |
CA (1) | CA2677602C (ja) |
DE (1) | DE08710849T1 (ja) |
ES (1) | ES2334971T1 (ja) |
WO (1) | WO2008099734A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117955576A (zh) * | 2024-03-22 | 2024-04-30 | 北京智芯微电子科技有限公司 | 用于电力线载波通信的噪声抑制方法、装置及存储介质 |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2120359B1 (en) * | 2007-02-07 | 2018-06-27 | NEC Corporation | Channel estimation device, equalization device, and equalization method in the estimation |
US20090285315A1 (en) * | 2008-05-15 | 2009-11-19 | Faraday Technology Corp. | Apparatus and method for adaptive channel estimation and coherent bandwidth estimation apparatus thereof |
JP5213586B2 (ja) * | 2008-08-25 | 2013-06-19 | 株式会社エヌ・ティ・ティ・ドコモ | ユーザ装置及び基地局装置並びに通信制御方法 |
US8571151B2 (en) * | 2009-03-18 | 2013-10-29 | Qualcomm Incorporated | Emulation of N-bits uniform quantizer from multiple incoherent and noisy one-bit measurements |
US8965282B2 (en) * | 2009-03-18 | 2015-02-24 | Qualcomm Incorporated | Finite rate of innovation (FRI) techniques for low power body area network (LP-BAN) communications |
US8724686B2 (en) * | 2009-03-18 | 2014-05-13 | Qualcomm Incorporated | Equalization by the pulse shape inverse of the input to the FRI processing in pulse based communications |
US8625817B2 (en) * | 2009-03-18 | 2014-01-07 | Qualcomm Incorporated | Faster cadzow denoising based on partial eigenvalue decomposition |
KR101140330B1 (ko) | 2009-12-17 | 2012-05-03 | 서울대학교산학협력단 | 가청주파수 대역 음향통신 송수신에서의 동기화 시스템 및 방법, 그리고 이에 적용되는 장치 |
CN102158437B (zh) * | 2010-02-11 | 2014-07-02 | 富士通株式会社 | 信道频域相关性计算设备及方法 |
KR20120049434A (ko) * | 2010-11-08 | 2012-05-17 | 삼성전자주식회사 | 채널 추정 방법 및 장치 |
US8737499B2 (en) | 2011-10-17 | 2014-05-27 | Qualcomm Incorporated | Advanced interference cancellation for precoded GSM edge radio access network (GERAN) |
CN103391266B (zh) * | 2012-05-11 | 2016-12-14 | 电信科学技术研究院 | 一种频域信道响应的获取方法和设备 |
CN103457885B (zh) * | 2012-05-31 | 2016-09-14 | 华为技术有限公司 | 信道估计方法、信道估计装置和接收机 |
CN103856240A (zh) * | 2012-12-06 | 2014-06-11 | 华为技术有限公司 | 信号检测方法、装置及接收机 |
EP3179680A1 (en) * | 2015-12-11 | 2017-06-14 | Intel IP Corporation | Equalizer and method for equalizing a receive signal |
US20220150855A1 (en) * | 2019-03-04 | 2022-05-12 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and Apparatus for Estimating and Compensating Timing Advance |
CN112910803B (zh) * | 2019-12-03 | 2024-06-25 | 深圳市中兴微电子技术有限公司 | 信道估计方法、装置、设备及存储介质 |
CN111277521A (zh) * | 2019-12-19 | 2020-06-12 | 南京六九零二科技有限公司 | 一种单载波频域均衡系统的信道估计与滤噪方法 |
CN114285704B (zh) * | 2022-03-03 | 2022-06-21 | 广州慧睿思通科技股份有限公司 | 上行信道估计方法、芯片、系统及存储介质 |
CN115118560B (zh) * | 2022-06-20 | 2023-12-29 | 中国电子科技集团公司第五十四研究所 | 一种基于时域自适应阈值降噪的单载波频域均衡方法 |
Citations (3)
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JP2003101503A (ja) * | 2001-09-21 | 2003-04-04 | Mega Chips Corp | Ofdm用等化装置およびofdm用等化方法 |
JP2005223698A (ja) | 2004-02-06 | 2005-08-18 | Kddi Corp | 伝送路特性推定装置及びコンピュータプログラム |
JP2007027435A (ja) | 2005-07-15 | 2007-02-01 | Canon Inc | 露光装置 |
Family Cites Families (8)
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JP2002064461A (ja) * | 2000-08-18 | 2002-02-28 | Mitsubishi Electric Corp | 通信装置および通信方法 |
KR100906339B1 (ko) * | 2002-06-14 | 2009-07-06 | 삼성전자주식회사 | 필드동기의 길이를 가변할 수 있는 단일 반송파 전송 시스템 |
CN1207908C (zh) * | 2002-08-16 | 2005-06-22 | 清华大学 | 基于滑动窗口的对含导频的块信号的信道估计和均衡方法 |
EP1879320A1 (en) * | 2005-06-03 | 2008-01-16 | Matsushita Electric Industrial Co., Ltd. | Radio transmitter, radio receiver and symbol arranging method |
US8126066B2 (en) * | 2005-06-09 | 2012-02-28 | Telefonaktiebolaget Lm Ericsson (Publ) | Time and frequency channel estimation |
KR100825739B1 (ko) * | 2005-11-14 | 2008-04-29 | 한국전자통신연구원 | Ofdma 기반 인지 무선 시스템에서의 동적 자원 할당방법 및 이를 위한 하향 링크 프레임 구조 |
WO2007103183A2 (en) * | 2006-03-01 | 2007-09-13 | Interdigital Technology Corporation | Method and apparatus for channel estimation in an orthogonal frequency division multiplexing system |
EP2120359B1 (en) * | 2007-02-07 | 2018-06-27 | NEC Corporation | Channel estimation device, equalization device, and equalization method in the estimation |
-
2008
- 2008-02-06 EP EP08710849.4A patent/EP2120359B1/en active Active
- 2008-02-06 US US12/449,402 patent/US8457224B2/en active Active
- 2008-02-06 JP JP2008558060A patent/JP4725648B2/ja active Active
- 2008-02-06 ES ES08710849T patent/ES2334971T1/es active Pending
- 2008-02-06 KR KR1020097018662A patent/KR101176265B1/ko active IP Right Grant
- 2008-02-06 DE DE08710849T patent/DE08710849T1/de active Pending
- 2008-02-06 CN CN2008800044924A patent/CN101606325B/zh active Active
- 2008-02-06 WO PCT/JP2008/051953 patent/WO2008099734A1/ja active Application Filing
- 2008-02-06 CA CA2677602A patent/CA2677602C/en not_active Expired - Fee Related
Patent Citations (3)
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JP2003101503A (ja) * | 2001-09-21 | 2003-04-04 | Mega Chips Corp | Ofdm用等化装置およびofdm用等化方法 |
JP2005223698A (ja) | 2004-02-06 | 2005-08-18 | Kddi Corp | 伝送路特性推定装置及びコンピュータプログラム |
JP2007027435A (ja) | 2005-07-15 | 2007-02-01 | Canon Inc | 露光装置 |
Non-Patent Citations (3)
Title |
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D. FALCONER ET AL.: "Frequency Domain Equalization for Single-Carrier Broadband Wireless Systems", IEEE COMMUN. MAG., vol. 40, no. 4, April 2002 (2002-04-01), pages 58 - 66, XP001102462, DOI: doi:10.1109/35.995852 |
KIMATA M. AND YOSHIDA N.: "Nobori Single Carrier IFDMA ni Okeru Shuhasu Ryoiki Fukucho Hoshiki no Kento", 2006 NEN THE INSTITUTE OF ELECTRONICS, INFORMATION AND COMMUNICATION ENGINEERS SOGO TAIKAI KOEN RONBUNSHU COMMUNICATION 1, vol. B-5-36, 8 March 2006 (2006-03-08), pages 388, XP008133897 * |
KIMATA; YOSHIDA: "A Study of Frequency Domain Demodulation Scheme in Uplink Single-Carrier IFDMA", SHINGAKU SODAI, 2006 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117955576A (zh) * | 2024-03-22 | 2024-04-30 | 北京智芯微电子科技有限公司 | 用于电力线载波通信的噪声抑制方法、装置及存储介质 |
Also Published As
Publication number | Publication date |
---|---|
CA2677602C (en) | 2013-04-02 |
JP4725648B2 (ja) | 2011-07-13 |
EP2120359B1 (en) | 2018-06-27 |
EP2120359A1 (en) | 2009-11-18 |
DE08710849T1 (de) | 2010-08-26 |
KR101176265B1 (ko) | 2012-08-22 |
CN101606325B (zh) | 2013-09-18 |
CA2677602A1 (en) | 2008-08-21 |
US8457224B2 (en) | 2013-06-04 |
KR20090108665A (ko) | 2009-10-15 |
US20110007792A1 (en) | 2011-01-13 |
ES2334971T1 (es) | 2010-03-18 |
CN101606325A (zh) | 2009-12-16 |
JPWO2008099734A1 (ja) | 2010-05-27 |
EP2120359A4 (en) | 2017-01-18 |
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