TERMIUM Plus®
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TAUX CHANGEMENT TEMPOREL [1 record]
Record 1 - internal organization data 2023-06-28
Record 1, English
Record 1, Subject field(s)
- Scientific Measurements and Analyses
- Radar, Radio Guidance and Goniometry
- Military Communications
Record 1, Main entry term, English
- instantaneous frequency measurement
1, record 1, English, instantaneous%20frequency%20measurement
correct, NATO, standardized, officially approved
Record 1, Abbreviations, English
- IFM 2, record 1, English, IFM
correct, NATO, standardized, officially approved
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
A measurement of a signal's frequency at a specific instant within an electromagnetic signal. 3, record 1, English, - instantaneous%20frequency%20measurement
Record number: 1, Textual support number: 1 OBS
The IFM is determined from the temporal rate of change of the phase of a signal. 3, record 1, English, - instantaneous%20frequency%20measurement
Record number: 1, Textual support number: 2 OBS
instantaneous frequency measurement; IFM: designations and definition officially approved by the Joint Terminology Panel; designations standardized by NATO. 4, record 1, English, - instantaneous%20frequency%20measurement
Record 1, French
Record 1, Domaine(s)
- Mesures et analyse (Sciences)
- Radar, radioguidage et radiogoniométrie
- Transmissions militaires
Record 1, Main entry term, French
- mesure de fréquence instantanée
1, record 1, French, mesure%20de%20fr%C3%A9quence%20instantan%C3%A9e
correct, feminine noun, NATO, standardized, officially approved
Record 1, Abbreviations, French
- MFI 2, record 1, French, MFI
correct, feminine noun, officially approved
- IFM 2, record 1, French, IFM
correct, feminine noun, officially approved
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Mesure de la fréquence d’un signal à un moment précis du signal électromagnétique. 2, record 1, French, - mesure%20de%20fr%C3%A9quence%20instantan%C3%A9e
Record number: 1, Textual support number: 1 OBS
La mesure de fréquence instantanée est déterminée à partir du taux de changement temporel de la phase d’un signal. 2, record 1, French, - mesure%20de%20fr%C3%A9quence%20instantan%C3%A9e
Record number: 1, Textual support number: 2 OBS
mesure de fréquence instantanée; MFI; IFM : désignations et définition uniformisées par le Groupe d’experts en terminologie interarmées. 3, record 1, French, - mesure%20de%20fr%C3%A9quence%20instantan%C3%A9e
Record number: 1, Textual support number: 3 OBS
mesure de fréquence instantanée : désignation normalisée par l’OTAN. 3, record 1, French, - mesure%20de%20fr%C3%A9quence%20instantan%C3%A9e
Record 1, Spanish
Record 1, Textual support, Spanish
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© Public Services and Procurement Canada, 2026
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
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