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Area Optical fibre communication / Optical sources and detectors

IEV ref731-06-42

Symbol
D*

en
normalized detectivity
specific detectivity
D-star
a figure of merit often used to characterize optical detector performance defined by the formula:

D =D AΔf MathType@MTEF@5@5@+=feaagCart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLnhiov2DGi1BTfMBaeXatLxBI9gBaerbbjxAHXgarqqtubsr4rNCHbGeaGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaqFn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpeWZqaaeqabiGaciGacaqadmaadaqaaqaaaOqaaiaadseadaahaaWcbeqaaiabgEHiQaaakiabg2da9iaadseadaGcaaqaaiaadgeacqGHflY1caqGuoGaamOzaaWcbeaaaaa@3E3B@

where D is the detectivity, A the area of the photosensitive region of the detector and Δf the effective noise bandwidth


fr
détectivité spécifique, f
détectivité normée, f
grandeur souvent utilisée pour caractériser les photodétecteurs, définie par la formule:

D =D AΔf MathType@MTEF@5@5@+=feaagCart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLnhiov2DGi1BTfMBaeXatLxBI9gBaerbbjxAHXgarqqtubsr4rNCHbGeaGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaqFn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpeWZqaaeqabiGaciGacaqadmaadaqaaqaaaOqaaiaadseadaahaaWcbeqaaiabgEHiQaaakiabg2da9iaadseadaGcaaqaaiaadgeacqGHflY1caqGuoGaamOzaaWcbeaaaaa@3E3B@

D est la détectivité, A l'aire sensible du photodétecteur et Δf la largeur de bande équivalente de bruit


ar
كشفيه سويه كشفية معينة
كشفية عيارية

de
Bezugsrauschempfindlichkeit, f

es
D-estrella
detección específica
detección normalizada

fi
normaalistettu ilmaisukyky

it
rivelabilità normalizzata
rivelabilità specifica

ko
정규화 검출도

ja
規格化検出感度

pl
detekcyjność unormowana

pt
detectividade específica

sv
specifik detektivitet

Publication date: 1991-10
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