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   Articles with "phase frequency" as a keyword



Low-Power High-Frequency Phase Frequency Detector for Minimal Blind-Zone Phase-Locked Loops

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recommendations! Published in 2019 at "Circuits, Systems, and Signal Processing"

DOI: 10.1007/s00034-018-0887-4

Abstract: This paper describes a symmetric phase frequency detector (PFD). The symmetric structure of PFD provides phase-locked loop (PLL) functions with a low jitter. The most important point in designing PFDs is attention to their dead… read more here.

Keywords: phase; frequency; detector; dead zone ... See more keywords

Design of an efficient phase frequency detector to reduce blind zone in a PLL

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recommendations! Published in 2017 at "Microsystem Technologies"

DOI: 10.1007/s00542-016-2970-8

Abstract: Blind zone of a phase frequency detector (PFD) enhances the phase noise in a Charge Pump PLL. This paper presents a novel technique to reduce the blind zone which reduces the reference spur as well.… read more here.

Keywords: blind zone; phase; reduce blind; phase frequency ... See more keywords

Analytic signal model for flip-flop based phase-frequency detectors

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recommendations! Published in 2017 at "Electronics Letters"

DOI: 10.1049/el.2017.4113

Abstract: Flip-flop based phase-frequency detectors are widely used in phase-locked loop circuits. These devices are usually assumed to behave linearly although they consist of non-linear parts. In this work, a flip-flop based phase-frequency detector circuit is… read more here.

Keywords: phase frequency; phase; frequency; flop based ... See more keywords

Design and analysis of two-stage PVT-tolerant reset-free phase frequency detector for PLL frequency synthesiser in 45nm CMOS technology

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recommendations! Published in 2025 at "International Journal of Electronics"

DOI: 10.1080/00207217.2025.2501291

Abstract: ABSTRACT This article introduces a high-speed phase frequency detector (PFD). In the proposed circuit, a two-stage reset-free PFD based on current mode logic (CML) is introduced. The two stages of the proposed PFD were the… read more here.

Keywords: detector; phase frequency; two stage; phase ... See more keywords

Design and Analysis of High Speed Phase Frequency Detector with Zero Dead Zone in PLL

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recommendations! Published in 2025 at "IETE Journal of Research"

DOI: 10.1080/03772063.2025.2450038

Abstract: This paper presents a proposed phase frequency detector (PFD) designed by using the 180-nm CMOS process. Adding an extra buffer to the typical D flipflop-based PFD solves the dead zone (DZ) problem, however the frequency… read more here.

Keywords: architecture; dead zone; phase frequency; zone ... See more keywords

Distributed Clock Phase and Frequency Synchronization in Half-Duplex TDMA Networks

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recommendations! Published in 2025 at "IEEE Transactions on Communications"

DOI: 10.1109/tcomm.2025.3606416

Abstract: High clock synchronization accuracy across the nodes in wireless networks is a prerequisite for facilitating high-rate data transmission. Accurate clock synchronization is a particularly challenging goal in networks implementing time division multiple access (TDMA) via… read more here.

Keywords: tdma; clock; phase frequency; synchronization ... See more keywords

A 92.7% Peak Efficiency Self-Starting Boost Converter With MPPT and Phase Frequency Detector Based Multi Current Detector for Energy Harvesting Systems With a Minimum Input Source Impedance of 1 Ω

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recommendations! Published in 2025 at "IEEE Transactions on Circuits and Systems I: Regular Papers"

DOI: 10.1109/tcsi.2025.3528747

Abstract: This article presents a boost converter based on a maximum power point tracking (MPPT) circuit, and a multicurrent detector (MCD), an offset cancellation circuit to achieve high efficiency over a wide range of input power.… read more here.

Keywords: phase frequency; efficiency; detector; boost converter ... See more keywords
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Modeling with Beat Frequency Dynamics and Phase-Frequency Control Design for a Dual-Bridge Series Resonant Converter

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recommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"

DOI: 10.1109/tie.2021.3109532

Abstract: Phase-frequency modulation is an effective soft-switching technique for a dual-bridge series resonant converter (DBSRC). In the literature, the DBSRC topology is investigated with phase-frequency control to increase the soft-switching region and to reduce the reactive… read more here.

Keywords: phase frequency; frequency; control; frequency control ... See more keywords

Sine Approximation-Based Comparison Method for Determining the Phase–Frequency Characteristic of Analog-to-Digital Converters

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recommendations! Published in 2024 at "IEEE Transactions on Industrial Electronics"

DOI: 10.1109/tie.2023.3253953

Abstract: The analog-to-digital converters (ADCs) have been widely used in the applications of such as precision metrology, motion control, position, and pose estimation, whose phase–frequency characteristic usually brings in an inevitable influence. In order to ensure… read more here.

Keywords: frequency characteristic; phase frequency; digital converters; analog digital ... See more keywords

Digital Methods for Linearization of Phase–Frequency Characteristics of Analog Filters

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recommendations! Published in 2019 at "Journal of Communications Technology and Electronics"

DOI: 10.1134/s1064226919020050

Abstract: It is shown that the phase–frequency characteristic (PFC) of an analog filter connected to an ADC can be linearized with the aid of a digital filter with a finite impulse response (FIR). Circuit simulation is… read more here.

Keywords: phase frequency; methods linearization; frequency; filter ... See more keywords

Setting the phase-frequency response of digital filters with finite impulse response regardless of the amplitude-frequency response

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recommendations! Published in 2024 at "Radioengineering"

DOI: 10.18127/j00338486-202412-10

Abstract: The article discusses the implementation of a bandpass digital filter with independent adjustment of the phase-frequency response. By adjusting the phase-frequency characteristic we mean changing its angle of inclination, including the inverted form of the… read more here.

Keywords: frequency characteristic; frequency response; phase frequency; frequency ... See more keywords