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COMPRESSION PROPERTY [3 records]
Record 1 - internal organization data 2007-01-31
Record 1, English
Record 1, Subject field(s)
- Remote Sensing
Record 1, Main entry term, English
- pulse compression
1, record 1, English, pulse%20compression
correct, officially approved
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
The use of special forms of frequency, phase, or amplitude modulation to permit a radar system to achieve higher range resolution than that normally permitted by a given pulse duration. 2, record 1, English, - pulse%20compression
Record number: 1, Textual support number: 1 CONT
Pulse Compression. In collecting the SAR data, a long-duration linear FM [frequency modulation] pulse is transmitted. This allows the pulse energy to be transmitted with a lower peak power. The linear FM pulse has the property that, when filtered with a matched filter, the result is a narrow pulse in which all the pulse energy has been collected to the peak value. Thus, when a matched filter is applied to the received echo, it is as if a narrow pulse were transmitted, with its corresponding range resolution and signal-to-noise ratio. 3, record 1, English, - pulse%20compression
Record number: 1, Textual support number: 1 OBS
pulse compression: term officially approved by the RADARSAT-2 Terminology Approval Group (RTAG). 4, record 1, English, - pulse%20compression
Record 1, French
Record 1, Domaine(s)
- Télédétection
Record 1, Main entry term, French
- compression d'impulsion
1, record 1, French, compression%20d%27impulsion
correct, feminine noun, officially approved
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
Traitement en distance [-] compression d'impulsion. Pour obtenir une résolution en distance satisfaisante (de l'ordre de quelques mètres) il est nécessaire que l'impulsion ait une durée d'émission très brève (quelques nano-secondes). Or, une telle durée conduirait à émettre une impulsion de puissance très élevée afin d'obtenir en retour un signal suffisant compte tenu des amortissements lors du trajet, du coefficient de rétrodiffusion des cibles, et des traitements au niveau de l'antenne [...]. Les valeurs d'énergie nécessaires sont difficilement compatibles avec les instruments satellitaires disponibles. La finesse de résolution est donc obtenue en utilisant une technique dite de modulation de fréquence. Un signal de durée d'émission importante (quelques micro-secondes) est utilisé, permettant ainsi d'augmenter l'énergie transmise; ce signal est modulé linéairement en fréquence afin d'occuper une plus grande largeur de bande. 2, record 1, French, - compression%20d%27impulsion
Record number: 1, Textual support number: 1 OBS
compression d'impulsion : terme uniformisé par le Groupe de travail de la terminologie de RADARSAT-2 (GTTR). 3, record 1, French, - compression%20d%27impulsion
Record 1, Key term(s)
- compression des impulsions
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Teledetección
Record 1, Main entry term, Spanish
- compresión de impulsos
1, record 1, Spanish, compresi%C3%B3n%20de%20impulsos
correct, feminine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2003-11-12
Record 2, English
Record 2, Subject field(s)
- Flexography (Printing)
Record 2, Main entry term, English
- compression property
1, record 2, English, compression%20property
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
- foam density 1, record 2, English, foam%20density
correct
Record 2, Textual support, English
Record number: 2, Textual support number: 1 OBS
Terms extracted from the Vocabulaire de la flexographie of France Brodeur and reproduced with the authorization of the Institut des communications graphiques du Québec. 2, record 2, English, - compression%20property
Record 2, French
Record 2, Domaine(s)
- Flexographie (Imprimerie)
Record 2, Main entry term, French
- compressibilité
1, record 2, French, compressibilit%C3%A9
correct, feminine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Propriété d'un matériau à réduire son volume sous l'effet de la pression. 1, record 2, French, - compressibilit%C3%A9
Record number: 2, Textual support number: 1 OBS
La masse volumique des mousses et rubans adhésifs pour montage de plaques détermine leur compressibilité. 1, record 2, French, - compressibilit%C3%A9
Record number: 2, Textual support number: 2 OBS
Terme, définition et observation tirés du Vocabulaire de la flexographie de France Brodeur. Reproduction autorisée par l'Institut des communications graphiques du Québec. 2, record 2, French, - compressibilit%C3%A9
Record 2, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 1997-06-27
Record 3, English
Record 3, Subject field(s)
- Testing and Quality Control (Packaging)
Record 3, Main entry term, English
- brittle
1, record 3, English, brittle
adjective
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 OBS
Brittleness measurement. The x-y plotter is also useful for determining the brittleness of packaging materials. The brittleness of a packaging material can be affected by exposure to either the product or to some other environmental condition. Through either tensile or compression testing it is possible to determine whether changes in this property have occurred. 2, record 3, English, - brittle
Record 3, French
Record 3, Domaine(s)
- Essais et contrôle (Emballages)
Record 3, Main entry term, French
- cassant
1, record 3, French, cassant
adjective
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record 3, Spanish
Record 3, Campo(s) temático(s)
- Pruebas y control de calidad (Embalajes)
Record 3, Main entry term, Spanish
- quebradizo 1, record 3, Spanish, quebradizo
Record 3, Abbreviations, Spanish
Record 3, Synonyms, Spanish
Record 3, Textual support, Spanish
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