A new adaptive bandwidth, adaptive jitter frequency synthesizer using programmable charge pump circuit
Sign Up to like & getrecommendations! Published in 2018 at "Analog Integrated Circuits and Signal Processing"
DOI: 10.1007/s10470-018-1228-z
Abstract: A new adaptive bandwidth, adaptive jitter frequency synthesizer is proposed. This synthesizer is designed in such a way that the ratio of bandwidth to the reference frequency is kept approximately fixed in order to maintain… read more here.
Keywords: frequency; charge pump; synthesizer; jitter ... See more keywords
A sensitive network jitter measurement for covert timing channels over interactive traffic
Sign Up to like & getrecommendations! Published in 2018 at "Multimedia Tools and Applications"
DOI: 10.1007/s11042-018-6281-1
Abstract: In order to reflect the network transmission quality, some network state feedback mechanisms are provided in the network protocol. In the RTP, the jitter of the packet transmission delay is fed back through the jitter… read more here.
Keywords: jitter; network; value; feedback ... See more keywords
Voltage noise and jitter analysis for swept source optical coherence tomography using KTa1−Nb O3 deflector
Sign Up to like & getrecommendations! Published in 2019 at "Measurement"
DOI: 10.1016/j.measurement.2018.11.091
Abstract: Abstract This paper describes voltage noise and jitter analysis for the depth deviation of a point spread function in a swept source optical coherence tomography system using a KTa1-xNbxO3 deflector. An interference waveform with voltage… read more here.
Keywords: jitter analysis; source optical; swept source; noise jitter ... See more keywords
Attosecond electronic timing with rising edges of photocurrent pulses
Sign Up to like & getrecommendations! Published in 2020 at "Nature Communications"
DOI: 10.1038/s41467-020-17460-6
Abstract: There has been remarkable progress in generating ultralow-noise microwaves from optical frequency combs in the last decade. While a combination of techniques has enabled tens to hundreds of attoseconds residual jitter in microwave extraction, so… read more here.
Keywords: jitter; timing; rising edges; photocurrent pulses ... See more keywords
Robustness of STDP to spike timing jitter
Sign Up to like & getrecommendations! Published in 2018 at "Scientific Reports"
DOI: 10.1038/s41598-018-26436-y
Abstract: In Hebbian plasticity, neural circuits adjust their synaptic weights depending on patterned firing. Spike-timing-dependent plasticity (STDP), a synaptic Hebbian learning rule, relies on the order and timing of the paired activities in pre- and postsynaptic… read more here.
Keywords: jitter; stdp; spike timing; nmdar ltp ... See more keywords
Reference-free, high-resolution measurement method of timing jitter spectra of optical frequency combs
Sign Up to like & getrecommendations! Published in 2017 at "Scientific Reports"
DOI: 10.1038/srep40917
Abstract: Timing jitter is one of the most important properties of femtosecond mode-locked lasers and optical frequency combs. Accurate measurement of timing jitter power spectral density (PSD) is a critical prerequisite for optimizing overall noise performance… read more here.
Keywords: jitter; frequency combs; optical frequency; measurement ... See more keywords
Intrinsically-limited timing jitter in molybdenum silicide superconducting nanowire single-photon detectors
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Applied Physics"
DOI: 10.1063/1.5113748
Abstract: Recent progress in the development of superconducting nanowire single-photon detectors (SNSPDs) has delivered excellent performances, and has had a great impact on a range of research fields. The timing jitter, which denotes the temporal resolution… read more here.
Keywords: jitter; nanowire single; superconducting nanowire; single photon ... See more keywords
Ultrafast low-jitter optical response in high-temperature superconducting microwires
Sign Up to like & getrecommendations! Published in 2023 at "Applied Physics Letters"
DOI: 10.1063/5.0150805
Abstract: We report ultrafast optical response in high-Tc superconductor (YBa2Cu3O7−δ) based microwires operating at 76 K and we find a rise time ∼850 ps and a fall time ∼1250 ps and an upper limit of timing jitter… read more here.
Keywords: response high; optical response; jitter; timing jitter ... See more keywords
Analysis of real-time jitter in cyber-physical applications using frequency domain perturbation
Sign Up to like & getrecommendations! Published in 2022 at "International Journal of General Systems"
DOI: 10.1080/03081079.2022.2086869
Abstract: Cyber-Physical Systems (CPSs) require the interfacing of two different time domains: (1) the physical time-continuous domain and (2) the computational time-discrete domain. The Nyquist-Shannon sampling theorem allows transitions from one domain to the other. To… read more here.
Keywords: jitter; frequency domain; time; real time ... See more keywords
CMOS phase-locked loops in ISSCC 2023
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Semiconductors"
DOI: 10.1088/1674-4926/44/5/050205
Abstract: High-performance phase-locked loops (PLL) are widely used in modern system-on chips (SoC) including the ultrahigh-speed wireless/wireline communication (e.g. 5G/6G transceivers, over-100-Gbps SerDes transceivers), high resolution mm-wave radars, ultra-low power internet-of-thing (IoT), and high-sampling-rate data converters.… read more here.
Keywords: reference; frequency; pll; power ... See more keywords
Predicting radial-velocity jitter induced by stellar oscillations based on Kepler data
Sign Up to like & getrecommendations! Published in 2018 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnrasl/sly123
Abstract: Radial-velocity (RV) jitter due to intrinsic stellar variability introduces challenges when characterizing exoplanet systems, particularly when studying small (sub-Neptune-sized) planets orbiting solar-type stars. In this Letter we predicted for dwarfs and giants the jitter due… read more here.
Keywords: jitter; velocity; radial velocity; dwarfs giants ... See more keywords