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Phase frequency detector

Known as: PFD 
A phase frequency detector (PFD), in electronics, is a device which compares the phase of two input signals. It has two inputs which correspond to… 
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Related topics

Related topics

2 relations
Phase-locked loopVoltage-controlled oscillator

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2008
2008
A 2.4-GHz fractional-N PLL with a PFD/CP linearization and an improved CP circuit
This paper reports a PFD/CP linearization technique and a new charge pump circuit to enhance the performance of a delta-sigma… 
2007
2007
Anti-Coordination Games and Dynamic stability
We introduce the class of anti-coordination games. A symmetric two-player game is said to have the anti-coordination property if… 
2006
2006
Two Novel Phase-Frequency Detectors
This paper describes two novel phase-frequency detectors. The first one overcomes the non-linear transfer characteristic found in… 
2004
2004
Phase frequency detector
본 발명은 PLL(Phase locked-loop)이나 DLL(Delay locked-loop)에 사용되는 위상 주파수 검출기에 관한 것으로, 소정 시간 지연된 기준클럭과 리셋신호에 따라 동작되는 제 1… 
2004
2004
Chlorophyll fluorescence in the resurrection plant Selaginella lepidophylla (Hook. & Grev.) Spring during high-light and desiccation stress, and evidence for zeaxanthin-associated photoprotection
The function of photosystem (PS)II during desiccation and exposure to high photon flux density (PFD) was investigated via… 
2002
2002
Product family modeling and design support: An approach based on graph rewriting systems
Earlier research on product family design (PFD) often highlights isolated and successful empirical studies with a limited attempt… 
Highly Cited
2001
Highly Cited
2001
A digitally controlled phase-locked loop with a digital phase-frequency detector for fast acquisition
A digitally controlled phase-locked loop (DCPLL) that achieves fast acquisition by employing a digital phase-frequency detector… 
1999
1999
Clonal Differences in Photosynthesis in Hevea Brasiliensis Müll. Arg.
The objective of the present investigation was to examine the extent of variations in single leaf net photosynthetic rate (PN… 
Highly Cited
1998
Highly Cited
1998
The significance of differences in the mechanisms of photosynthetic acclimation to light, nitrogen and CO2 for return on investment in leaves
Summary 1. We report changes in photosynthetic capacity of leaves developed in varying photon flux density (PFD), nitrogen supply… 
1994
1994
Implication Problems for Functional Constraints on Databases Supporting Complex Objects
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