FR2956495B1 - Procede de numerisation d'un signal analogique par un convertisseur analogique-numerique de frequence de shannon determinee - Google Patents
Procede de numerisation d'un signal analogique par un convertisseur analogique-numerique de frequence de shannon determinee Download PDFInfo
- Publication number
- FR2956495B1 FR2956495B1 FR1051192A FR1051192A FR2956495B1 FR 2956495 B1 FR2956495 B1 FR 2956495B1 FR 1051192 A FR1051192 A FR 1051192A FR 1051192 A FR1051192 A FR 1051192A FR 2956495 B1 FR2956495 B1 FR 2956495B1
- Authority
- FR
- France
- Prior art keywords
- spectrum
- analogue
- analog signal
- digital converter
- aliasing
- 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
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000001228 spectrum Methods 0.000 abstract 12
- 238000005070 sampling Methods 0.000 abstract 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/14—Testing gas-turbine engines or jet-propulsion engines
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
- G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
- G01P3/489—Digital circuits therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/16—Spectrum analysis; Fourier analysis
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
- H03M1/0626—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by filtering
- H03M1/0629—Anti-aliasing
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Measuring Frequencies, Analyzing Spectra (AREA)
- Analogue/Digital Conversion (AREA)
- Testing Of Engines (AREA)
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1051192A FR2956495B1 (fr) | 2010-02-18 | 2010-02-18 | Procede de numerisation d'un signal analogique par un convertisseur analogique-numerique de frequence de shannon determinee |
GB1102617.6A GB2478048B (en) | 2010-02-18 | 2011-02-15 | Method for digitizing an analogue signal with an analogue-digital converter of determined Shannon frequency |
US13/030,546 US8350742B2 (en) | 2010-02-18 | 2011-02-18 | Method for digitizing an analogue signal with an analogue-digital converter of determined Shannon frequency |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1051192A FR2956495B1 (fr) | 2010-02-18 | 2010-02-18 | Procede de numerisation d'un signal analogique par un convertisseur analogique-numerique de frequence de shannon determinee |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2956495A1 FR2956495A1 (fr) | 2011-08-19 |
FR2956495B1 true FR2956495B1 (fr) | 2021-08-06 |
Family
ID=42740389
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1051192A Active FR2956495B1 (fr) | 2010-02-18 | 2010-02-18 | Procede de numerisation d'un signal analogique par un convertisseur analogique-numerique de frequence de shannon determinee |
Country Status (3)
Country | Link |
---|---|
US (1) | US8350742B2 (fr) |
FR (1) | FR2956495B1 (fr) |
GB (1) | GB2478048B (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2956481B1 (fr) * | 2010-02-18 | 2012-02-10 | Snecma | Procede de detection de resonance d'un arbre de rotor d'un turbomoteur |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1240168B (it) * | 1990-04-05 | 1993-11-27 | Marelli Autronica | Sistema di conversione analogico/digitale a risoluzione incrementata. |
US6031879A (en) * | 1997-11-05 | 2000-02-29 | The United States Of America As Represented By The Secretary Of The Navy | Wideband undersampling digital receiver |
EP1032136A1 (fr) * | 1999-02-25 | 2000-08-30 | Lucent Technologies Inc. | Translation de fréquence dans la bande de Nyquist |
US7373119B2 (en) * | 2002-03-07 | 2008-05-13 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for analog-to-digital conversion |
FR2892516B1 (fr) * | 2005-10-21 | 2008-01-25 | Snecma Sa | Procede et systeme de detection et de mesure des perturbations en frequence de la vitesse de rotation d'un rotor |
WO2007050680A2 (fr) * | 2005-10-25 | 2007-05-03 | William Marsh Rice University | Procede et appareil destines a la detection comprimee en ligne |
US7304597B1 (en) * | 2006-05-26 | 2007-12-04 | Lecroy Corporation | Adaptive interpolation for use in reducing signal spurs |
MY152252A (en) * | 2008-07-11 | 2014-09-15 | Fraunhofer Ges Forschung | Apparatus and method for encoding/decoding an audio signal using an aliasing switch scheme |
US20100309317A1 (en) * | 2009-06-04 | 2010-12-09 | Wi-Lan Inc. | Device and method for detecting unused tv spectrum for wireless communication systems |
-
2010
- 2010-02-18 FR FR1051192A patent/FR2956495B1/fr active Active
-
2011
- 2011-02-15 GB GB1102617.6A patent/GB2478048B/en active Active
- 2011-02-18 US US13/030,546 patent/US8350742B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
FR2956495A1 (fr) | 2011-08-19 |
GB2478048B (en) | 2017-05-03 |
GB2478048A (en) | 2011-08-24 |
US20110199249A1 (en) | 2011-08-18 |
GB201102617D0 (en) | 2011-03-30 |
US8350742B2 (en) | 2013-01-08 |
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