FR3049131B1 - Procede de filtrage d'un signal d'entree numerique et filtre associe - Google Patents

Procede de filtrage d'un signal d'entree numerique et filtre associe Download PDF

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Publication number
FR3049131B1
FR3049131B1 FR1600454A FR1600454A FR3049131B1 FR 3049131 B1 FR3049131 B1 FR 3049131B1 FR 1600454 A FR1600454 A FR 1600454A FR 1600454 A FR1600454 A FR 1600454A FR 3049131 B1 FR3049131 B1 FR 3049131B1
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France
Prior art keywords
filtering
input signal
digital input
filter therefor
therefor
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.)
Active
Application number
FR1600454A
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English (en)
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FR3049131A1 (fr
Inventor
Jean Michel Hode
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Thales SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Thales SA filed Critical Thales SA
Priority to FR1600454A priority Critical patent/FR3049131B1/fr
Priority to US15/458,222 priority patent/US10598765B2/en
Priority to GB1704193.0A priority patent/GB2550649B/en
Priority to DE102017105808.7A priority patent/DE102017105808A1/de
Publication of FR3049131A1 publication Critical patent/FR3049131A1/fr
Application granted granted Critical
Publication of FR3049131B1 publication Critical patent/FR3049131B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/292—Extracting wanted echo-signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • 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
    • 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
    • H03H17/0213—Frequency domain filters using Fourier transforms

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Algebra (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computing Systems (AREA)
  • Computer Hardware Design (AREA)
  • Computational Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Discrete Mathematics (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR1600454A 2016-03-18 2016-03-18 Procede de filtrage d'un signal d'entree numerique et filtre associe Active FR3049131B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR1600454A FR3049131B1 (fr) 2016-03-18 2016-03-18 Procede de filtrage d'un signal d'entree numerique et filtre associe
US15/458,222 US10598765B2 (en) 2016-03-18 2017-03-14 Method for filtering a numerical input signal and associated filter
GB1704193.0A GB2550649B (en) 2016-03-18 2017-03-16 Method for filtering a numberical input signal and associated filter
DE102017105808.7A DE102017105808A1 (de) 2016-03-18 2017-03-17 Filterverfahren eines digitalen Eingangssignals und zugehöriger Filter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1600454 2016-03-18
FR1600454A FR3049131B1 (fr) 2016-03-18 2016-03-18 Procede de filtrage d'un signal d'entree numerique et filtre associe

Publications (2)

Publication Number Publication Date
FR3049131A1 FR3049131A1 (fr) 2017-09-22
FR3049131B1 true FR3049131B1 (fr) 2018-04-06

Family

ID=56943558

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1600454A Active FR3049131B1 (fr) 2016-03-18 2016-03-18 Procede de filtrage d'un signal d'entree numerique et filtre associe

Country Status (4)

Country Link
US (1) US10598765B2 (fr)
DE (1) DE102017105808A1 (fr)
FR (1) FR3049131B1 (fr)
GB (1) GB2550649B (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3072183B1 (fr) * 2017-10-10 2020-06-26 Avantix Procede de detection de signaux radar
CN109951174B (zh) * 2019-04-16 2021-07-13 上海交通大学 一种快速傅里叶变换滤波方法
FR3102265B1 (fr) 2019-10-16 2023-06-30 Thales Sa Procédé de filtrage à latence nulle et dispositifs associés
FR3102264B1 (fr) * 2019-10-16 2023-06-30 Thales Sa Procédé de filtrage avec latence réduite et dispositifs associés
FR3102262B1 (fr) * 2019-10-16 2021-10-29 Thales Sa Procédé de simplification d'un filtre et dispositifs associés
CN111651716B (zh) * 2020-06-04 2023-10-31 北京东土军悦科技有限公司 信号处理方法、装置、设备及存储介质
JP7188653B1 (ja) * 2021-02-25 2022-12-13 三菱電機株式会社 データ処理装置およびレーダ装置
US20230058231A1 (en) * 2021-08-20 2023-02-23 Src, Inc. Methods of and apparatus for digital filtering
FR3133233A1 (fr) 2022-03-01 2023-09-08 Thales Procédé de formation de voies d'émission et dispositifs associés
FR3133237A1 (fr) 2022-03-01 2023-09-08 Thales Procédé de calibrage d'un système de formation de faisceaux et dispositifs associés
FR3133235A1 (fr) 2022-03-01 2023-09-08 Thales Procédé de formation de voies en émission paramétrables et dispositifs associés
FR3133234A1 (fr) 2022-03-01 2023-09-08 Thales Procédé de formation de faisceaux paramétrables et dispositifs associés
FR3133236A1 (fr) 2022-03-01 2023-09-08 Thales Procédé de formation de faisceaux et dispositifs associés

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2132999A1 (de) * 1970-07-06 1972-01-20 Ibm Datenverarbeitungseinheit zur Ausfuehrung des schnellen Fourier-Transformationsalgorithmus
US4412325A (en) * 1981-07-13 1983-10-25 Telettra- Telefonia Elettronica E Radio S.P.A. Equipment for single band multiplexing through digital processing
DE3610195A1 (de) * 1986-03-26 1987-10-01 Ant Nachrichtentech Digitale filterbank
FR2622069B1 (fr) * 1987-10-16 1995-04-07 Thomson Csf Dispositif de filtrage numerique et radar comportant un tel dispositif
US5270953A (en) 1991-05-23 1993-12-14 Rockwell International Corporation Fast convolution multiplier
US6324559B1 (en) * 1998-10-16 2001-11-27 Telefonaktiebolaget Lm Ericsson (Publ) Odd-transform fast convolution
GB0001517D0 (en) * 2000-01-25 2000-03-15 Jaber Marwan Computational method and structure for fast fourier transform analizers
US7430258B2 (en) * 2004-12-29 2008-09-30 Syracuse Research Corporation Architecture for multi-channel digital signal processing
WO2007100666A2 (fr) 2006-02-22 2007-09-07 University Of Akron Procédé imbriqué utilisé pour le calcul en parallèle de la transformation de fourier rapide
EP1879293B1 (fr) * 2006-07-10 2019-02-20 Harman Becker Automotive Systems GmbH Convolution rapide à partitions dans le domaine temporel et de fréquence
FR2915038B1 (fr) * 2007-04-12 2012-08-03 Univ Paris Curie Recepteur haute frequence a traitement numerique multi-canaux
EP2144172A1 (fr) 2008-07-07 2010-01-13 Mitsubishi Electric R&D Centre Europe B.V. Module de calcul pour calculer un multi radix butterfly utilisé dans le calcul de DFT
JP2010127645A (ja) 2008-11-25 2010-06-10 Fuji Heavy Ind Ltd 任意信号発生装置
JP2010219582A (ja) * 2009-03-13 2010-09-30 Sony Corp フィルタリング装置、フィルタリング方法、プログラムおよびサラウンドプロセッサ
US8516027B2 (en) 2010-04-30 2013-08-20 Src, Inc. Method and system for bit stacked fast Fourier transform
US8548100B2 (en) * 2011-05-09 2013-10-01 Elta Systems Ltd. Method and system for performing complex sampling of signals by using two or more sampling channels and for calculating time delays between these channels

Also Published As

Publication number Publication date
DE102017105808A1 (de) 2017-09-21
FR3049131A1 (fr) 2017-09-22
GB201704193D0 (en) 2017-05-03
GB2550649A (en) 2017-11-29
GB2550649B (en) 2022-08-17
US20170269192A1 (en) 2017-09-21
US10598765B2 (en) 2020-03-24

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