Optimal control applied to TEG harvesting: The necessity of a ring oscillator
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Energy Research"
DOI: 10.1002/er.6678
Abstract: In this article, unlike the available literature, an optimal theorem is presented to design conditioning circuits for thermoelectric generator (TEG) energy harvesting without previous ad‐hoc assumptions about the electric/electronic structure. The results show that simple… read more here.
Keywords: energy; optimal control; control applied; ring oscillator ... See more keywords
Chimeras on a ring of oscillator populations.
Sign Up to like & getrecommendations! Published in 2023 at "Chaos"
DOI: 10.1063/5.0127306
Abstract: Chimeras occur in networks of coupled oscillators and are characterized by coexisting groups of synchronous oscillators and asynchronous oscillators. We consider a network formed from N equal-sized populations at equally spaced points around a ring.… read more here.
Keywords: oscillator populations; ring oscillator; chimeras ring;
Frequency equation for the submicron CMOS ring oscillator using the first order characterization
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Semiconductors"
DOI: 10.1088/1674-4926/39/5/055001
Abstract: By utilizing the first order behavior of the device, an equation for the frequency of operation of the submicron CMOS ring oscillator is presented. A 5-stage ring oscillator is utilized as the initial design, with… read more here.
Keywords: submicron cmos; first order; frequency; ring oscillator ... See more keywords
A 100–750 MS/s 11-Bit Time-to-Digital Converter With Cyclic-Coupled Ring Oscillator
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Access"
DOI: 10.1109/access.2021.3068838
Abstract: This paper presents the first measured cyclic-coupled ring oscillator (CCRO) time-to-digital converter (TDC). The CCRO realizes a robust true time-domain delay interpolation with sub-gate-delay resolution. The architecture employs real-time quantization to reduce conversion time and… read more here.
Keywords: resolution; time; cyclic coupled; ring oscillator ... See more keywords
A Low-Jitter Ring-Oscillator Phase-Locked Loop Using Feedforward Noise Cancellation With a Sub-Sampling Phase Detector
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Journal of Solid-State Circuits"
DOI: 10.1109/jssc.2017.2788876
Abstract: Ring-oscillator (RO)-based phase-locked loops (PLLs) are very attractive for system-on-chip applications for their compactness and tuning range, but suffer from high jitter and supply noise sensitivity. This paper presents a sub-sampling phase detector (SSPD)-based feedforward… read more here.
Keywords: jitter; phase; cancellation; ring oscillator ... See more keywords
A 23-μW Keyword Spotting IC With Ring-Oscillator-Based Time-Domain Feature Extraction
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Journal of Solid-State Circuits"
DOI: 10.1109/jssc.2022.3195610
Abstract: This article presents the first keyword spotting (KWS) IC that uses a ring-oscillator-based time-domain processing technique for its analog feature extractor (FEx). Its extensive usage of time-encoding schemes allows the analog audio signal to be… read more here.
Keywords: time; keyword spotting; oscillator based; domain ... See more keywords
Performance Improvement Induced by Metal Gate Undercut for Ring Oscillator
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Electron Device Letters"
DOI: 10.1109/led.2023.3264916
Abstract: The performance of 101-stage ring oscillator is effectively improved by the undercut process of metal gate for 28 nm high-k first metal gate-last planar CMOS technology. Using a simple over-etch process after dummy poly-Si gate… read more here.
Keywords: metal gate; gate undercut; gate; ring oscillator ... See more keywords
Accurate Shielded Interconnect Delay Estimation by Reconfigurable Ring Oscillator
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Circuits and Systems I: Regular Papers"
DOI: 10.1109/tcsi.2018.2825999
Abstract: Shielding, which is used in VLSI designs to prevent noise interference from the cross-coupling capacitance between adjacent signals can also be used to tune the propagation delay of the clock signals in designs operating at… read more here.
Keywords: methodology; delay; delay estimation; ring oscillator ... See more keywords
DROP: A CMOS Differential Ring-Oscillator Sensing Platform for Nano-Liter Droplet Detection
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2020.3029466
Abstract: In this article, a differential ring-oscillator sensing platform for nanodroplet detection is presented. The system targets applications with volume sample requirements as low as 20 nL. The sensing mechanism is based on the dielectric constant variations… read more here.
Keywords: differential ring; ring oscillator; oscillator; oscillator sensing ... See more keywords
A 270-GHz CMOS Triple-Push Ring Oscillator With a Coupled-Line Matching Network
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Terahertz Science and Technology"
DOI: 10.1109/tthz.2019.2923556
Abstract: A design procedure is proposed for triple-push ring oscillators, and an oscillator employing a coupled line-matching network is developed following the procedure. This stepwise procedure, which uses power-dependent Z-parameters of transistors, is applied to the… read more here.
Keywords: push ring; ring oscillator; triple push; oscillator ... See more keywords
A buckling-sheet ring oscillator for electronics-free, multimodal locomotion
Sign Up to like & getrecommendations! Published in 2022 at "Science Robotics"
DOI: 10.1126/scirobotics.abg5812
Abstract: Locomotion of soft robots typically relies on control of multiple inflatable actuators by electronic computers and hard valves. Soft pneumatic oscillators can reduce the demand on controllers by generating complex movements required for locomotion from… read more here.
Keywords: locomotion; oscillator; sheet ring; buckling sheet ... See more keywords