DE69229464D1 - Quasi radix-16 prozessor und verfahren - Google Patents
Quasi radix-16 prozessor und verfahrenInfo
- Publication number
- DE69229464D1 DE69229464D1 DE69229464T DE69229464T DE69229464D1 DE 69229464 D1 DE69229464 D1 DE 69229464D1 DE 69229464 T DE69229464 T DE 69229464T DE 69229464 T DE69229464 T DE 69229464T DE 69229464 D1 DE69229464 D1 DE 69229464D1
- Authority
- DE
- Germany
- Prior art keywords
- radix
- quasi
- processor
- quasi radix
- 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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/122—Basic optical elements, e.g. light-guiding paths
- G02B6/1221—Basic optical elements, e.g. light-guiding paths made from organic materials
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/13—Integrated optical circuits characterised by the manufacturing method
- G02B6/132—Integrated optical circuits characterised by the manufacturing method by deposition of thin films
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/061—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on electro-optical organic material
- G02F1/065—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on electro-optical organic material in an optical waveguide structure
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
- G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
- G06F9/3824—Operand accessing
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Software Systems (AREA)
- Optics & Photonics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mathematical Analysis (AREA)
- Data Mining & Analysis (AREA)
- Computational Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Nonlinear Science (AREA)
- Algebra (AREA)
- Databases & Information Systems (AREA)
- Discrete Mathematics (AREA)
- Complex Calculations (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US68728991A | 1991-04-18 | 1991-04-18 | |
PCT/JP1992/000494 WO1992018940A1 (en) | 1991-04-18 | 1992-04-17 | Quasi radix-16 processor and method |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69229464D1 true DE69229464D1 (de) | 1999-07-29 |
DE69229464T2 DE69229464T2 (de) | 1999-11-25 |
Family
ID=24759853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69229464T Expired - Fee Related DE69229464T2 (de) | 1991-04-18 | 1992-04-17 | Quasi radix-16 prozessor und verfahren |
Country Status (5)
Country | Link |
---|---|
US (1) | US5313413A (de) |
EP (1) | EP0535244B1 (de) |
JP (1) | JP2744526B2 (de) |
DE (1) | DE69229464T2 (de) |
WO (1) | WO1992018940A1 (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5845093A (en) * | 1992-05-01 | 1998-12-01 | Sharp Microelectronics Technology, Inc. | Multi-port digital signal processor |
US6334219B1 (en) | 1994-09-26 | 2001-12-25 | Adc Telecommunications Inc. | Channel selection for a hybrid fiber coax network |
USRE42236E1 (en) | 1995-02-06 | 2011-03-22 | Adc Telecommunications, Inc. | Multiuse subcarriers in multipoint-to-point communication using orthogonal frequency division multiplexing |
US7280564B1 (en) | 1995-02-06 | 2007-10-09 | Adc Telecommunications, Inc. | Synchronization techniques in multipoint-to-point communication using orthgonal frequency division multiplexing |
US5717620A (en) * | 1995-10-24 | 1998-02-10 | Airnet Communications Corporation | Improved-accuracy fast-Fourier-transform butterfly circuit |
IL125472A (en) * | 1996-01-24 | 2002-05-23 | Adc Telecommunications Inc | Communication system with multi-carrier telephony transmission |
EP0805401A1 (de) * | 1996-04-30 | 1997-11-05 | Sony Corporation | Vorrichtung und Verfahren für die schnelle Fourier-Transformation |
JP3821316B2 (ja) * | 1996-08-06 | 2006-09-13 | ソニー株式会社 | 演算装置および方法 |
US5933855A (en) * | 1997-03-21 | 1999-08-03 | Rubinstein; Richard | Shared, reconfigurable memory architectures for digital signal processing |
US5831883A (en) * | 1997-05-27 | 1998-11-03 | United States Of America As Represented By The Secretary Of The Air Force | Low energy consumption, high performance fast fourier transform |
US6167416A (en) | 1997-09-26 | 2000-12-26 | Xilinx, Inc. | System and method for RAM-partitioning to exploit parallelism of radix-2 elements in FPGAS |
US6216218B1 (en) * | 1997-11-03 | 2001-04-10 | Donald L. Sollars | Processor having a datapath and control logic constituted with basis execution blocks |
FR2772951B1 (fr) * | 1997-12-19 | 2000-03-17 | St Microelectronics Sa | 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 |
FR2772950B1 (fr) * | 1997-12-19 | 2000-03-17 | St Microelectronics Sa | Dispositif electronique de calcul d'une transformee de fourier a architecture dite "pipelinee" et procede de commande correspondant |
US5991787A (en) * | 1997-12-31 | 1999-11-23 | Intel Corporation | Reducing peak spectral error in inverse Fast Fourier Transform using MMX™ technology |
US6061705A (en) * | 1998-01-21 | 2000-05-09 | Telefonaktiebolaget Lm Ericsson | Power and area efficient fast fourier transform processor |
US6839728B2 (en) * | 1998-10-09 | 2005-01-04 | Pts Corporation | Efficient complex multiplication and fast fourier transform (FFT) implementation on the manarray architecture |
US6963891B1 (en) * | 1999-04-08 | 2005-11-08 | Texas Instruments Incorporated | Fast fourier transform |
US6477554B1 (en) * | 1999-09-17 | 2002-11-05 | Globespanvirata, Inc. | Circuit and method for computing a fast fourier transform |
DE10062759A1 (de) * | 2000-12-13 | 2002-08-29 | Ihp Gmbh | Verfahren und Schaltungsanordnung zur Durchführung einer Fast Fourier Transformation sowie Anwendung derselben |
KR20030007161A (ko) * | 2001-07-13 | 2003-01-23 | 키 스트림 가부시키가이샤 | 심볼창 타이밍적응제어형 연산회로 및 그것에 사용하는어드레스발생회로 |
CN1320478C (zh) * | 2001-08-21 | 2007-06-06 | 皇家菲利浦电子有限公司 | 离散变换运算设备 |
US7555512B2 (en) * | 2001-09-01 | 2009-06-30 | Dsp Group Inc. | RAM-based fast fourier transform unit for wireless communications |
EP1426872A3 (de) * | 2002-12-03 | 2006-02-22 | STMicroelectronics Ltd. | Linear skalierbare FFT/IFFT Berechnung in einem Multiprozessorsystem |
EP1447752A3 (de) * | 2003-02-17 | 2006-02-22 | STMicroelectronics Pvt. Ltd | Verfahren und System zur Mehrfachprozessor-FFT/IFFT-Berechnung mit minimaler Zwischenprozessorkommunikation |
US7428564B2 (en) * | 2003-11-26 | 2008-09-23 | Gibb Sean G | Pipelined FFT processor with memory address interleaving |
US7415584B2 (en) * | 2003-11-26 | 2008-08-19 | Cygnus Communications Canada Co. | Interleaving input sequences to memory |
US7437396B2 (en) * | 2004-03-31 | 2008-10-14 | Intel Corporation | Apparatus and method for generating transforms |
US20060155795A1 (en) * | 2004-12-08 | 2006-07-13 | Anderson James B | Method and apparatus for hardware implementation of high performance fast fourier transform architecture |
CN113918875B (zh) * | 2021-09-23 | 2024-05-03 | 同致电子科技(厦门)有限公司 | 一种二维fft的快速处理方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4138730A (en) * | 1977-11-07 | 1979-02-06 | Communications Satellite Corporation | High speed FFT processor |
US4547862A (en) * | 1982-01-11 | 1985-10-15 | Trw Inc. | Monolithic fast fourier transform circuit |
US4601006A (en) * | 1983-10-06 | 1986-07-15 | Research Corporation | Architecture for two dimensional fast fourier transform |
US4689762A (en) * | 1984-09-10 | 1987-08-25 | Sanders Associates, Inc. | Dynamically configurable fast Fourier transform butterfly circuit |
US5109524A (en) * | 1985-07-02 | 1992-04-28 | Vlsi Technology, Inc. | Digital processor with a four part data register for storing data before and after data conversion and data calculations |
GB2217058A (en) * | 1988-03-23 | 1989-10-18 | Benchmark Technologies | Processing integral transform operations |
JPH0795320B2 (ja) * | 1988-10-11 | 1995-10-11 | 日本電子株式会社 | 大容量高速フーリエ変換装置 |
-
1992
- 1992-04-17 WO PCT/JP1992/000494 patent/WO1992018940A1/en active IP Right Grant
- 1992-04-17 DE DE69229464T patent/DE69229464T2/de not_active Expired - Fee Related
- 1992-04-17 JP JP4507780A patent/JP2744526B2/ja not_active Expired - Fee Related
- 1992-04-17 EP EP92908214A patent/EP0535244B1/de not_active Expired - Lifetime
-
1993
- 1993-03-08 US US08/027,934 patent/US5313413A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO1992018940A1 (en) | 1992-10-29 |
EP0535244B1 (de) | 1999-06-23 |
DE69229464T2 (de) | 1999-11-25 |
US5313413A (en) | 1994-05-17 |
JP2744526B2 (ja) | 1998-04-28 |
JPH05508502A (ja) | 1993-11-25 |
EP0535244A1 (de) | 1993-04-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69229464T2 (de) | Quasi radix-16 prozessor und verfahren | |
DE69229198D1 (de) | Verzweigungsbefehlprozessor und Verfahren | |
DE69224446D1 (de) | DMOS-Transistorstruktur und Verfahren | |
DE69119787D1 (de) | Apherese verfahren und vorrichtung dafuer | |
DE69229162T2 (de) | Synchronisiergerät und Verfahren | |
DE69211276T2 (de) | Verfahren und Schleifvorrichtung | |
DE69413031T2 (de) | Robuster sprachprozessor und verfahren | |
DE69522423T2 (de) | Digitalisierstift und Verfahren | |
NO934105L (no) | Overbalanse-perforerings- og stimu-leringsmetode | |
DE69125711D1 (de) | Hochreflektive biogitter und verfahren | |
DE69128114T3 (de) | Bildgerät und Verfahren | |
DE69230450D1 (de) | Programmverarbeitungssystem und -verfahren | |
KR930701794A (ko) | 데이타 프로세서 및 데이타 처리방법 | |
DE69230954D1 (de) | Modulare Schnittstelle und Verfahren hierfür | |
DE69229148T2 (de) | Datenverarbeitungssystem und Verfahren | |
DE69231642D1 (de) | Anzeigesystem und Verfahren | |
DE69232119T2 (de) | Spültoilette und verfahren | |
DE69220874T2 (de) | Toneditiergerät und Verfahren | |
DE69330813D1 (de) | Bildprozessor und verfahren dafuer | |
DE69223820T2 (de) | Gerät und Verfahren zur Programmfehlerbeseitigung | |
DE3856124D1 (de) | Serieller Videoprozessor und Verfahren | |
DE69212819T2 (de) | Aufbaumethode und -vorrichtung | |
DE69129771D1 (de) | Datenverarbeitungsgerät und Verfahren | |
BR9205281A (pt) | Pentapeptideos imuno-reguladores e neuro-reguladores | |
DE68921005D1 (de) | Fixiervorrichtung und verfahren. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |