CN1567807A - 一种频域滤波器及实现频域滤波的方法 - Google Patents
一种频域滤波器及实现频域滤波的方法 Download PDFInfo
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- CN1567807A CN1567807A CN 03146592 CN03146592A CN1567807A CN 1567807 A CN1567807 A CN 1567807A CN 03146592 CN03146592 CN 03146592 CN 03146592 A CN03146592 A CN 03146592A CN 1567807 A CN1567807 A CN 1567807A
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0211—Frequency selective networks using specific transformation algorithms, e.g. WALSH functions, Fermat transforms, Mersenne transforms, polynomial transforms, Hilbert transforms
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Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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CNB031465927A CN100518043C (zh) | 2003-07-08 | 2003-07-08 | 一种频域滤波器及实现频域滤波的方法 |
RU2006103625/09A RU2308153C2 (ru) | 2003-07-08 | 2004-07-05 | Частотный фильтр и способ фильтрации в частотной области |
PCT/CN2004/000749 WO2005004345A1 (fr) | 2003-07-08 | 2004-07-05 | Filtre dans le domaine des frequences et procede de filtrage dans le domaine des frequences |
BRPI0412405-7A BRPI0412405B1 (pt) | 2003-07-08 | 2004-07-05 | Filtro de domínio de frequência e método para filtragem de domínio de frequência |
Applications Claiming Priority (1)
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CNB031465927A CN100518043C (zh) | 2003-07-08 | 2003-07-08 | 一种频域滤波器及实现频域滤波的方法 |
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Publication Number | Publication Date |
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CN1567807A true CN1567807A (zh) | 2005-01-19 |
CN100518043C CN100518043C (zh) | 2009-07-22 |
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CNB031465927A Expired - Lifetime CN100518043C (zh) | 2003-07-08 | 2003-07-08 | 一种频域滤波器及实现频域滤波的方法 |
Country Status (4)
Country | Link |
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CN (1) | CN100518043C (zh) |
BR (1) | BRPI0412405B1 (zh) |
RU (1) | RU2308153C2 (zh) |
WO (1) | WO2005004345A1 (zh) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101826853A (zh) * | 2009-03-03 | 2010-09-08 | 美国博通公司 | 无约束频域自适应滤波的方法和*** |
CN101931381A (zh) * | 2009-06-19 | 2010-12-29 | 富士通株式会社 | 数字信号处理装置和数字信号处理方法 |
CN101478525B (zh) * | 2009-02-04 | 2011-03-30 | 北京天碁科技有限公司 | 一种多载波分离的方法及多载波分离装置 |
CN103270697A (zh) * | 2010-12-21 | 2013-08-28 | 日本电气株式会社 | 数字滤波电路和数字滤波控制方法 |
CN107942298A (zh) * | 2017-11-03 | 2018-04-20 | 西安电子科技大学 | 一种用户可配置参数的低速目标检测器及方法 |
CN107979355A (zh) * | 2017-12-22 | 2018-05-01 | 西安烽火电子科技有限责任公司 | 一种fir滤波器及其滤波方法 |
CN108918932A (zh) * | 2018-09-11 | 2018-11-30 | 广东石油化工学院 | 负荷分解中功率信号自适应滤波方法 |
CN109716664A (zh) * | 2016-10-10 | 2019-05-03 | 华为技术有限公司 | 梳状滤波噪声消除方法、装置及频域自适应均衡装置 |
CN113328818A (zh) * | 2021-05-14 | 2021-08-31 | 南京大学 | 一种基于频分复用并行化模拟存内计算的装置及方法 |
CN114650033A (zh) * | 2021-09-13 | 2022-06-21 | 中国科学院地质与地球物理研究所 | 一种基于dsp的快速滤波方法 |
CN117896655A (zh) * | 2024-03-14 | 2024-04-16 | 深圳前海深蕾半导体有限公司 | 均衡分频器电路和终端设备 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1332187C (en) * | 1986-10-30 | 1994-09-27 | Fumio Amano | Echo canceller with short processing delay and decreased multiplication number |
DE4328139A1 (de) * | 1993-08-21 | 1995-02-23 | Philips Patentverwaltung | Schaltungsanordnung zur Echoauslöschung |
US5612978A (en) * | 1995-05-30 | 1997-03-18 | Motorola, Inc. | Method and apparatus for real-time adaptive interference cancellation in dynamic environments |
US5606735A (en) * | 1995-06-29 | 1997-02-25 | Harris Corporation | Slope equalizer using baseband detection |
JP4499240B2 (ja) * | 2000-03-23 | 2010-07-07 | 富士通株式会社 | 信号処理フィルタシステム |
-
2003
- 2003-07-08 CN CNB031465927A patent/CN100518043C/zh not_active Expired - Lifetime
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2004
- 2004-07-05 BR BRPI0412405-7A patent/BRPI0412405B1/pt active IP Right Grant
- 2004-07-05 WO PCT/CN2004/000749 patent/WO2005004345A1/zh active Application Filing
- 2004-07-05 RU RU2006103625/09A patent/RU2308153C2/ru active
Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101478525B (zh) * | 2009-02-04 | 2011-03-30 | 北京天碁科技有限公司 | 一种多载波分离的方法及多载波分离装置 |
CN101826853B (zh) * | 2009-03-03 | 2014-06-18 | 美国博通公司 | 无约束频域自适应滤波的方法和*** |
CN101826853A (zh) * | 2009-03-03 | 2010-09-08 | 美国博通公司 | 无约束频域自适应滤波的方法和*** |
CN101931381A (zh) * | 2009-06-19 | 2010-12-29 | 富士通株式会社 | 数字信号处理装置和数字信号处理方法 |
CN103270697A (zh) * | 2010-12-21 | 2013-08-28 | 日本电气株式会社 | 数字滤波电路和数字滤波控制方法 |
US9281801B2 (en) | 2010-12-21 | 2016-03-08 | Nec Corporation | Digital filter circuit and digital filter control method |
CN109716664B (zh) * | 2016-10-10 | 2020-06-16 | 华为技术有限公司 | 梳状滤波噪声消除方法、装置及频域自适应均衡装置 |
CN109716664A (zh) * | 2016-10-10 | 2019-05-03 | 华为技术有限公司 | 梳状滤波噪声消除方法、装置及频域自适应均衡装置 |
CN107942298A (zh) * | 2017-11-03 | 2018-04-20 | 西安电子科技大学 | 一种用户可配置参数的低速目标检测器及方法 |
CN107942298B (zh) * | 2017-11-03 | 2019-10-11 | 西安电子科技大学 | 一种用户可配置参数的低速目标检测器及方法 |
CN107979355A (zh) * | 2017-12-22 | 2018-05-01 | 西安烽火电子科技有限责任公司 | 一种fir滤波器及其滤波方法 |
CN108918932A (zh) * | 2018-09-11 | 2018-11-30 | 广东石油化工学院 | 负荷分解中功率信号自适应滤波方法 |
CN108918932B (zh) * | 2018-09-11 | 2021-01-15 | 广东石油化工学院 | 负荷分解中功率信号自适应滤波方法 |
CN113328818A (zh) * | 2021-05-14 | 2021-08-31 | 南京大学 | 一种基于频分复用并行化模拟存内计算的装置及方法 |
CN113328818B (zh) * | 2021-05-14 | 2022-06-21 | 南京大学 | 一种基于频分复用并行化模拟存内计算的装置及方法 |
CN114650033A (zh) * | 2021-09-13 | 2022-06-21 | 中国科学院地质与地球物理研究所 | 一种基于dsp的快速滤波方法 |
CN114650033B (zh) * | 2021-09-13 | 2022-11-15 | 中国科学院地质与地球物理研究所 | 一种基于dsp的快速滤波方法 |
CN117896655A (zh) * | 2024-03-14 | 2024-04-16 | 深圳前海深蕾半导体有限公司 | 均衡分频器电路和终端设备 |
Also Published As
Publication number | Publication date |
---|---|
CN100518043C (zh) | 2009-07-22 |
BRPI0412405B1 (pt) | 2018-02-14 |
RU2308153C2 (ru) | 2007-10-10 |
WO2005004345A1 (fr) | 2005-01-13 |
BRPI0412405A (pt) | 2006-09-05 |
RU2006103625A (ru) | 2006-06-10 |
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