DE69830971D1 - Pipelineprozessor für die schnelle Fourier-Transformation - Google Patents
Pipelineprozessor für die schnelle Fourier-TransformationInfo
- Publication number
- DE69830971D1 DE69830971D1 DE69830971T DE69830971T DE69830971D1 DE 69830971 D1 DE69830971 D1 DE 69830971D1 DE 69830971 T DE69830971 T DE 69830971T DE 69830971 T DE69830971 T DE 69830971T DE 69830971 D1 DE69830971 D1 DE 69830971D1
- Authority
- DE
- Germany
- Prior art keywords
- fast fourier
- fourier transformation
- pipeline processor
- pipeline
- processor
- 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.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
- G06F17/141—Discrete Fourier transforms
- G06F17/142—Fast Fourier transforms, e.g. using a Cooley-Tukey type algorithm
Landscapes
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Data Mining & Analysis (AREA)
- Theoretical Computer Science (AREA)
- Discrete Mathematics (AREA)
- Algebra (AREA)
- Databases & Information Systems (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Complex Calculations (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9716116A FR2772951B1 (fr) | 1997-12-19 | 1997-12-19 | Procede de commande d'un etage radix 4 d'un dispositif electroonique de calcul d'une transformee de fourier a architecture dite "pipelinee", et dispositif correspondant |
FR9716116 | 1997-12-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69830971D1 true DE69830971D1 (de) | 2005-09-01 |
DE69830971T2 DE69830971T2 (de) | 2006-04-27 |
Family
ID=9514809
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69830971T Expired - Fee Related DE69830971T2 (de) | 1997-12-19 | 1998-12-09 | Pipelineprozessor für die schnelle Fourier-Transformation |
Country Status (4)
Country | Link |
---|---|
US (1) | US6324561B1 (de) |
EP (1) | EP0924626B1 (de) |
DE (1) | DE69830971T2 (de) |
FR (1) | FR2772951B1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2794921B1 (fr) * | 1999-06-14 | 2001-09-14 | St Microelectronics Sa | Procede et dispositif de transformation de donnees reelles en symboles complexes, notamment pour la reception de porteuses modulees en phase et en amplitude et transmises sur une ligne telephonique |
JP4022546B2 (ja) * | 2002-06-27 | 2007-12-19 | サムスン エレクトロニクス カンパニー リミテッド | 高速フーリエ変換を用いた混合−基数方式の変調装置 |
US20050015420A1 (en) * | 2003-07-18 | 2005-01-20 | Gibb Sean G. | Recoded radix-2 pipeline FFT processor |
US7415584B2 (en) * | 2003-11-26 | 2008-08-19 | Cygnus Communications Canada Co. | Interleaving input sequences to memory |
US7428564B2 (en) * | 2003-11-26 | 2008-09-23 | Gibb Sean G | Pipelined FFT processor with memory address interleaving |
US20060235918A1 (en) * | 2004-12-29 | 2006-10-19 | Yan Poon Ada S | Apparatus and method to form a transform |
CN100357932C (zh) * | 2006-06-05 | 2007-12-26 | 中国人民解放军国防科学技术大学 | 流处理器中降低数据访问延迟的方法 |
US10003341B1 (en) * | 2009-06-30 | 2018-06-19 | Altera Corporation | Flexible input structure for arithmetic processing block |
CN102339274B (zh) * | 2011-10-24 | 2013-12-04 | 中国科学院微电子研究所 | 一种快速傅里叶变换处理器 |
WO2015173608A1 (en) | 2014-05-13 | 2015-11-19 | Magink Comércio De Imagem Gráfica Ltda -Me | Dispersion of homopolymer of vinyl chloride |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4689762A (en) * | 1984-09-10 | 1987-08-25 | Sanders Associates, Inc. | Dynamically configurable fast Fourier transform butterfly circuit |
US5091875A (en) * | 1990-03-23 | 1992-02-25 | Texas Instruments Incorporated | Fast fourier transform (FFT) addressing apparatus and method |
EP0535244B1 (de) * | 1991-04-18 | 1999-06-23 | Sharp Kabushiki Kaisha | Quasi radix-16 prozessor und verfahren |
CA2242823A1 (en) * | 1995-11-17 | 1997-05-29 | Teracom Svensk Rundradio | Improvements in or relating to real-time pipeline fast fourier transform processors |
-
1997
- 1997-12-19 FR FR9716116A patent/FR2772951B1/fr not_active Expired - Fee Related
-
1998
- 1998-12-09 EP EP98403098A patent/EP0924626B1/de not_active Expired - Lifetime
- 1998-12-09 DE DE69830971T patent/DE69830971T2/de not_active Expired - Fee Related
- 1998-12-18 US US09/215,082 patent/US6324561B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US6324561B1 (en) | 2001-11-27 |
EP0924626B1 (de) | 2005-07-27 |
FR2772951B1 (fr) | 2000-03-17 |
DE69830971T2 (de) | 2006-04-27 |
FR2772951A1 (fr) | 1999-06-25 |
EP0924626A1 (de) | 1999-06-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |