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Intermediate frequency

Known as: If 
In communications and electronic engineering, an intermediate frequency (IF) is a frequency to which a carrier wave is shifted as an intermediate… 
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Papers overview

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2009
2009
In this paper we introduce a web application (SAPIENT) for sentence based annotation of full papers with semantic information… 
2006
2006
To the best of our knowledge, for the first time, a single-crystal silicon carbide (SiC)-based minimally invasive smart optical… 
Highly Cited
2005
Highly Cited
2005
Resonance Raman spectra of semiconducting and metallic single-wall carbon nanotube bundles have been investigated in the spectral… 
2003
2003
This paper presents the design, fabrication and testing of high-Q high-frequency lateral-mode clamped–clamped beam micro… 
1996
1996
Abstract An imaging microwave radiometer with eight double-sideband channels centered on the 118-GHz oxygen resonance was flown… 
1992
1992
A theoretical analysis of the automatic frequency control (AFC) in binary DPSK and FSK heterodyne optical receivers is presented… 
1984
1984
Reponse de filtres a ondes acoustiques de surface utilisant des transducteurs interdigitaux avec des doigts incurves 
1949
1949
This article describes the construction, characteristics, and behavior of the newly discovered device, the transistor. Used as a…