FR2998973B1 - Procede de determination des caracteristiques d un signal radar en presence d interferences - Google Patents
Procede de determination des caracteristiques d un signal radar en presence d interferencesInfo
- Publication number
- FR2998973B1 FR2998973B1 FR1203239A FR1203239A FR2998973B1 FR 2998973 B1 FR2998973 B1 FR 2998973B1 FR 1203239 A FR1203239 A FR 1203239A FR 1203239 A FR1203239 A FR 1203239A FR 2998973 B1 FR2998973 B1 FR 2998973B1
- Authority
- FR
- France
- Prior art keywords
- pulses
- prim
- repetition period
- determining
- interference
- 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
- WLWIMKWZMGJRBS-UHFFFAOYSA-N primin Chemical compound CCCCCC1=CC(=O)C=C(OC)C1=O WLWIMKWZMGJRBS-UHFFFAOYSA-N 0.000 abstract 6
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
- G01S7/021—Auxiliary means for detecting or identifying radar signals or the like, e.g. radar jamming 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
- G01S7/38—Jamming means, e.g. producing false echoes
-
- 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
- G01S7/023—Interference mitigation, e.g. reducing or avoiding non-intentional interference with other HF-transmitters, base station transmitters for mobile communication or other radar systems, e.g. using electro-magnetic interference [EMI] reduction techniques
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
Procédé de détermination des caractéristiques d'un signal comprenant une pluralité d'impulsions, consistant à déterminer au moins la période de répétition des impulsions (PRI) et comportant les étapes: - Calculer (302) la période de répétition moyenne PRIm des impulsions en présence d'interférences, - Calculer (303) l'écart type ΔPRIm de la période de répétition moyenne PRIm des impulsions en présence d'interférences, - Définir (304) un domaine d'agilité [PRImin ; PRImax] de la période de répétition des impulsions (PRI) de la façon suivante PRImin = (PRIm + k.ΔPRIm)/√α et PRImax = √α.(PRIm - k.ΔPRIm), avec α un facteur d'excursion strictement positif et inférieur ou égal à 2 et k un nombre strictement positif, - Calculer (305) les différences de temps d'arrivée (DTOA) entre deux fronts avants ou deux fronts arrières de deux impulsions successivement reçues, - - Eliminer (306) les valeurs des différences de temps d'arrivée qui sont hors du domaine d'agilité [PRImin ; PRImax].
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1203239A FR2998973B1 (fr) | 2012-11-30 | 2012-11-30 | Procede de determination des caracteristiques d un signal radar en presence d interferences |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1203239A FR2998973B1 (fr) | 2012-11-30 | 2012-11-30 | Procede de determination des caracteristiques d un signal radar en presence d interferences |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2998973A1 FR2998973A1 (fr) | 2014-06-06 |
FR2998973B1 true FR2998973B1 (fr) | 2015-01-23 |
Family
ID=49448198
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1203239A Active FR2998973B1 (fr) | 2012-11-30 | 2012-11-30 | Procede de determination des caracteristiques d un signal radar en presence d interferences |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2998973B1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI574029B (zh) * | 2014-11-21 | 2017-03-11 | 專家科技有限公司 | 測距方法、測距裝置、定位裝置與定位方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3744691C2 (de) * | 1986-08-29 | 2002-03-07 | Alenia Marconi Systems Ltd | Verfahren und Gerät zur Bewertung von Radarzielimpulsen |
WO2004092763A2 (fr) * | 2003-04-08 | 2004-10-28 | Globespanvirata, Inc. | Detecteur de radars a valideur de periodicite pour periodes multiples |
-
2012
- 2012-11-30 FR FR1203239A patent/FR2998973B1/fr active Active
Also Published As
Publication number | Publication date |
---|---|
FR2998973A1 (fr) | 2014-06-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2014149092A3 (fr) | Différence entre les fréquences d'arrivée (fdoa) pour la géolocalisation | |
WO2016197004A3 (fr) | Amélioration de performance de communications à multiples trajets | |
WO2016172204A8 (fr) | Détection multiplex de candidose vulvo-vaginale, de trichomonase et de vaginose bactérienne | |
MX2017010836A (es) | Panel biomarcador para la deteccion de cancer. | |
BR112017003763A2 (pt) | método para avaliar parâmetros num furo de poço, e, sistema de poço | |
MX2017013034A (es) | Conformacion de haces continua en movimiento: metodo para reducir el solapamiento espacial en la deteccion de filtracciones. | |
EA201790769A1 (ru) | Определение уровней гликозаминогликанов методом масс-спектрометрии | |
GB2525110A (en) | Method of processing positioning signals in positioning systems to accurately determine a true arrival time of each signal | |
CL2013003622A1 (es) | Metodos y sistemas para mejorar una señal de comunicacion magnetica. | |
FR2998973B1 (fr) | Procede de determination des caracteristiques d un signal radar en presence d interferences | |
BR112017014878A2 (pt) | métodos para manter a precisão na medição de um parâmetro de água industrial e de uma pluralidade de parâmetros de água industrial. | |
MY175697A (en) | Methods and devices for nasopharyngeal carcinoma screening | |
BR112017004758A2 (pt) | método para determinar parâmetros em um poço, e, sistema de poço. | |
BR112017013938A2 (pt) | método de semblance, instalação computacional para processar formas de onda, e, sistema de perfilagem sônica. | |
MX2016002727A (es) | Sensores heterogeneos para defensa de la red. | |
AT509641A3 (de) | Verfahren zur ermittlung des durchflusses von fluiden nach dem ultraschalllaufzeitverfahren | |
RU2012111876A (ru) | Способ определения координат точки падения боеприпаса | |
FR2998975B1 (fr) | Procede de filtrage, dans un signal radar, des ambiguites distance par codage d'impulsions et traitement multi-voies | |
EP3325493A4 (fr) | Systèmes, procédés et compositions pour la détection simultanée d'arn et de protéine par spectrométrie de masse | |
FR2998974B1 (fr) | Procede de determination des caracteristiques parmi un ensemble des caracteristiques presumees d un signal radar en presence d interferences | |
GB2595112B (en) | Detection of pulse width tampering of signals | |
PH12020551552A1 (en) | Characteristic deterioration evaluation method for moving bodies, characteristic deterioration evaluation device, characteristic deterioration rate map creation method, and characteristic deterioration rate map creation device | |
WO2015038555A3 (fr) | Détection colorimétrique rapide de la présence de bactéries dans l'eau | |
IT201900008994A1 (it) | Sistema radar per misurare lo spessore di un oggetto e metodo per misurare lo spessore di un oggetto. | |
RU2012148223A (ru) | Способ определения вертикальной скорости баллистической цели |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 4 |
|
PLFP | Fee payment |
Year of fee payment: 5 |
|
PLFP | Fee payment |
Year of fee payment: 6 |
|
PLFP | Fee payment |
Year of fee payment: 7 |
|
PLFP | Fee payment |
Year of fee payment: 8 |
|
PLFP | Fee payment |
Year of fee payment: 9 |
|
PLFP | Fee payment |
Year of fee payment: 10 |
|
PLFP | Fee payment |
Year of fee payment: 11 |
|
PLFP | Fee payment |
Year of fee payment: 12 |