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Analysis, Design, and Performance Evaluation of a Dynamically Slew Enhanced Adaptively Biased Capacitor …
Dynamically slew enhanced adaptive bias (DSE-AB) scheme has been recently introduced for an externally compensated (with-capacitor) regulator for achieving a very fast transient response. The combined effects of enhanced slew rate and expanded loop bandwidth using the DSE-AB scheme produce a very low undershoot and overshoot. When this scheme is …
Cu-Doped Layered Double Hydroxide Constructs the Performance-Enhanced Supercapacitor Via Band …
Layered double hydroxides (LDHs) are regarded as the excellent electrode materials for supercapacitors because of their high theoretical capacitance and abundance. However, the poor conductivity and limited reaction kinetics of LDHs restrict their practical application severely. Herein, Cu is chosen from groups VIII/IB/IIB as dopants for Co …
Design of transient enhanced output-capacitor-less flipped …
The simulated PSRR is −42 dB over the band of 10 Hz–10 kHz, −20 dB at 1 MHz over 100 uA–50 mA of load currents also across varying load capacitors of 10 pF–10 nF. The line regulation is approximately 1.35mV/ V and load regulation is around 2 μ V/mA.
Dual-band frequency-selective rasorber with embedded interdigital capacitors …
The dual-band FSR in [33] achieves dual polarization but with reflection coefficients greater than −10 dB in some bands, and the properties of the FSR at oblique incidence are not presented. A dual-polarized FSR with two independently controlled passbands is presented in [34], but the absorption bandwidth is narrow.
Lab 1: Resistor-Capacitor Circuits
A resistor-capacitor, or RC, circuit is an important circuit in electrical engineering; it is used in a variety of applications such as self-oscillating, timing, and filter circuits, these are just to name a few examples this lab, you will investigate how the RC circuit responds when a DC voltage source is applied to it and learn about the charging and discharging properties …
MUTC-PD with Enhanced D-band Response by Shunt …
Submounts with shunt capacitors are proposed to improve the RF power of flip-chip bonded photodiodes, demonstrating output power enhancement of 65% at 148 GHz, and flattened frequency response in...
A 9
Boost action is required for enhancing the output voltage of the sources such as photovoltaic (PV) sources, fuel cells, and battery storage devices, which eliminates the need for additional units. For this purpose, switched-capacitor (SC)-based multilevel inverters (SC-MLIs) are widely used. The proposed SC-based single-phase MLI is able to …
MUTC-PD with Enhanced D-band Response by Shunt Capacitors …
Submounts with shunt capacitors are proposed to improve the RF power of flip-chip bonded photodiodes, demonstrating output power enhancement of 65% at 148 GHz, and flattened …
GaAs-Based IPD-Fabricated Center-Frequency-Controllable Bandpass Filter With Asymmetrical Differential Inductor and Air-Bridge Enhanced Capacitor
In this paper, a design of bandpass filter (BPF) comprised of an asymmetrical differential inductor and an air-bridge enhanced capacitor is developed using the GaAs-based integrated passive device (IPD) fabrication techniques. The Q-factor can be improved by the asymmetrical differential inductor and differential structure, providing relative less loss for …
A Review on the Conventional Capacitors, Supercapacitors, and …
Dielectric capacitors and electrolytic capacitors are two common conventional capacitors. The medium of a dielectric capacitor is a dielectric material, which relies on the …
High-entropy enhanced capacitive energy storage
Nature Materials - Electrostatic capacitors can enable ultrafast energy storage and release, but advances in energy density and efficiency need to be made. …
A load-transient-enhanced output-capacitor-free low-dropout regulator …
Based on quadratic I-V characteristics of MOS transistor, and adaptive biasing, the slew rate (SR) of amplifier in LDR is enhanced. The output driving capability is further improved by slew rate enhanced charging/discharging circuit.
Enhanced Half-Mode SIW Loaded With Interdigital Capacitor for …
This article presents a novel sensor topology employing an interdigital capacitor (IDC) integrated into a half-mode substrate-integrated waveguide (HMSIW) for permittivity measurement of solid materials. HMSIW with around 50% smaller size compared with SIW offers a compact solution for hosting the sensing section. Capacitive-like characteristic of …
Enhanced Capacitor Cross Coupled Front-End
In some applications it is desirable to let the entire needed band be flat (equal gain and noise), ordinary topologies do not satisfy this standard requirements. In Next topology we will add an bank of …
A Transient-Enhanced Capacitor-Less LDO With 30-MHz …
Abstract: This paper introduces a novel multi-loop capacitor-less low dropout regulator (CL-LDO) that achieves enhanced transient response and superior load regulation. The …
Enhanced energy storage performance of NaNbO3-based ceramics via band …
Based on the above background, Fig. 1 shows the research idea of this paper: firstly, the BMH is selected as additive to modify the interfacial polarization of the NN ceramics. This is because that the BMH additive composes large E g MgO (4.18 eV) and HfO 2 (5.7 eV) that can enhance the grain resistance [39, 40], which, in turn, reduces the …
Design of switched capacitor Q-enhanced filter in 0.18µm CMOS technology for applications in UHF band
DOI: 10.1109/MMCS.2009.5256658 Corpus ID: 14477672 Design of switched capacitor Q-enhanced filter in 0.18µm CMOS technology for applications in UHF band @article{ElOualkadi2009DesignOS, title={Design of switched capacitor Q-enhanced filter in 0.18µm CMOS technology for applications in UHF band}, author={Ahmed El Oualkadi …
Compact Dual-Band Crossover with Enhanced Band Ratio Using Interdigital Capacitor …
This research paper introduces a compact dual-band crossover optimized for the lower 5G frequency of 0.7 GHz and 3.5 GHz. The design utilizes T-shaped transmission lines (TLs) with folded arms and stubs to reduce size and integrates metamaterial (MTM) structures with Interdigital capacitor (IDC) unit cells, achieving an impressive 84% size reduction. The …
An enhanced all-digital CMOS capacitor-type pulse-varying …
This paper introduces an all-digital CMOS enhanced capacitor-type pulse-varying (shrinking) mechanism designed to improve resolution for low-cost wide-range time-to-digital converters (TDCs). The mechanism utilizes a size-ratioed MOS capacitor coupled with homogeneous gates within the delay line, functioning as a pulse-varying cell to achieve …
Multi-band ultrathin reflective metasurface for linear and circular …
14 · The LP conversion ratio exceeds 95% in the frequency bands of 15.97–16.85 GHz, 24.70–26 ... paving the way for enhanced signal manipulation and improved …
Low Phase Noise Ku-Band VCO With Optimal Switched-Capacitor …
In this brief, a low phase noise Ku-band voltage-controlled oscillator (VCO) fabricated in a 130-nm BiCMOS process is presented. The phase noise mechanism of the switched-capacitor bank is analyzed, an optimum bank design to reduce phase noise is proposed, and a tradeoff with tuning range is discussed. The prototype 12.2–13.1-GHz …
A Low-Noise and Settling-Enhanced Switched-Capacitor …
A Low-Noise and Settling-Enhanced Switched-Capacitor Amplifier With Correlated Level Shifting and Bandwidth Switching
Enhanced TDDB-Reliability of Ultra-Thin Zirconia Capacitors …
This article reports the time-dependent dielectric breakdown (TDDB) reliability of zirconia (ZrO2)-based MIM capacitors with sub-0.7-nm equivalent oxide thicknesses (EOT). Results indicate that substituting the top part of the ZrO2 with an Al2O3/ZrO2/Al2O3 (AZA) stack dramatically improves the reliability of the ultra-thin …
Band-gap engineering in Aurivillius BaBi4Ti4O15 thin film capacitors for enhanced …
Band-gap engineering in Aurivillius BaBi 4 Ti 4 O 15 thin film capacitors for enhanced energy storage performance Author links open overlay panel Ningning Qiao a 1, Jie Ding a 1, Peng Wang c, Zhangzong Liu a, Peng Li b, Jianwen Chen d, Jinjun Liu a, Jiwei Zhai c, Zhongbin Pan a
Miniaturized lumped‐element low‐temperature co‐fired ceramic balun using capacitance‐enhanced capacitors …
A capacitance-enhanced capacitor (CEC) is proposed and applied to build a low-temperature co-fired ceramic (LTCC) balun for miniaturization. The capacitance enhancement is by adding horizontal fingers to traditional vertically interdigital capacitor (VIC) for capacitance increasing without size enlargement.
Enhanced polarization and endurance properties of ZrO2-based ferroelectric capacitor …
Recently discovered ferroelectricity in fluorite-structure ZrO<sub>2</sub>thin film has attracted increasing and intense interest due to its lower crystallization temperature and higher content in nature in comparison to hafnium oxide. Here, the effect of HfO<sub>2</sub>interfacial layer on the ferr …