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Class Information
Number: 708/406
Name: Electrical computers: arithmetic processing and calculating > Electrical digital calculating computer > Particular function performed > Transform > Fourier > Pipeline
Description: Subject matter wherein the transformation is performed in a pipeline where the output of one task is input to another until a desired sequence of tasks has been carried out.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7197095 |
Inverse fast fourier transform (IFFT) with overlap and add |
Mar. 27, 2007 |
| 7028063 |
Method and apparatus for a DFT/IDFT engine supporting multiple X-DSL protocols |
Apr. 11, 2006 |
| 7024443 |
Method and system for performing a fast-Fourier transform |
Apr. 4, 2006 |
| 6917955 |
FFT processor suited for a DMT engine for multichannel CO ADSL application |
Jul. 12, 2005 |
| 6792441 |
Parallel multiprocessing for the fast fourier transform with pipeline architecture |
Sep. 14, 2004 |
| 6782095 |
Method and apparatus for performing spectral processing in tone detection |
Aug. 24, 2004 |
| 6731644 |
Flexible DMA engine for packet header modification |
May. 4, 2004 |
| 6631167 |
Process and device for transforming real data into complex symbols, in particular for the reception of phase-modulated and amplitude-modulated carriers transmitted on a telephone line |
Oct. 7, 2003 |
| 6477444 |
Method for the automated design of decentralized controllers for modular self-reconfigurable robots |
Nov. 5, 2002 |
| 6408319 |
Electronic device for computing a fourier transform and corresponding control process |
Jun. 18, 2002 |
| 6366936 |
Pipelined fast fourier transform (FFT) processor having convergent block floating point (CBFP) algorithm |
Apr. 2, 2002 |
| 6330580 |
Pipelined fast fourier transform processor |
Dec. 11, 2001 |
| 6324561 |
Process and device for computing a fourier transform having a "pipelined" architecture |
Nov. 27, 2001 |
| 6208946 |
High speed fourier transform apparatus |
Mar. 27, 2001 |
| 6141673 |
Microprocessor modified to perform inverse discrete cosine transform operations on a one-dimensional matrix of numbers within a minimal number of instructions |
Oct. 31, 2000 |
| 6098088 |
Real-time pipeline fast fourier transform processors |
Aug. 1, 2000 |
| 6081821 |
Pipelined, high-precision fast fourier transform processor |
Jun. 27, 2000 |
| 6003056 |
Dimensionless fast fourier transform method and apparatus |
Dec. 14, 1999 |
| 5987437 |
Method of improving assistance to an operator to balance an out-of-proof transaction and an apparatus therefor |
Nov. 16, 1999 |
| 5905881 |
Delayed state writes for an instruction processor |
May. 18, 1999 |
| 5808925 |
Arithmetic unit and method for fourier transform |
Sep. 15, 1998 |
| 5805485 |
Arithmetic unit and method for fourier transform |
Sep. 8, 1998 |
| 5774388 |
Device for electronically calculating a fourier transform and method of minimizing the size of internal data paths within such a device |
Jun. 30, 1998 |
| 5365470 |
Fast fourier transform multiplexed pipeline |
Nov. 15, 1994 |
| 5303172 |
Pipelined combination and vector signal processor |
Apr. 12, 1994 |
| 5293330 |
Pipeline processor for mixed-size FFTs |
Mar. 8, 1994 |
| 5163017 |
Pipelined Fast Fourier Transform (FFT) architecture |
Nov. 10, 1992 |
| 5038311 |
Pipelined fast fourier transform processor |
Aug. 6, 1991 |
| 4604721 |
Computer and method for high speed prime factor transform |
Aug. 5, 1986 |
| 4602350 |
Data reordering memory for use in prime factor transform |
Jul. 22, 1986 |
| 4587626 |
Sum and difference conjugate discrete Fourier transform |
May. 6, 1986 |
| 4534009 |
Pipelined FFT processor |
Aug. 6, 1985 |
| 4486850 |
Incremental digital filter |
Dec. 4, 1984 |
| 4298950 |
Multipoint pipeline processor for computing the discrete fourier transform |
Nov. 3, 1981 |
| 4293921 |
Method and signal processor for frequency analysis of time domain signals |
Oct. 6, 1981 |
| 4231102 |
Cordic FFT processor |
Oct. 28, 1980 |
| 4131766 |
Digital filter bank |
Dec. 26, 1978 |
| 4092723 |
Computer for computing a discrete Fourier transform |
May. 30, 1978 |
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