Ting Feng

A Systematic Design of an Ultra‐Compact and Low‐Loss Broadband Filtering Power Divider Using a Novel Three‐Conductor Broadside Coupled Line in Substrate Integrated Suspended Line

Ting Feng, Chuhan Zhou, Yang Lu, Xin Liu et autres

ABSTRACT Designing broadband filtering power dividers with simultaneous wide bandwidth, low insertion loss, and compact size remains a significant challenge. This paper presents a novel solution using a three‐conductor broadside coupled line (TCBCL) structure, implemented on a low‐loss multilayer substrate integrated suspended …

cn (code pays fourni par la source)

Crosstalk-Mapping Digital Predistortion for Fully Connected Hybrid Beamforming MIMO Transmitters Using Piecewise Approximate Vector Synthesis

Qihao Shi, Xin Liu, Huanhuan Jia, Tong Shen et autres

A low-complexity digital predistortion (DPD) technique is proposed to address the linearization issue in the fully connected hybrid beamforming (FC-HBF) multiple input multiple output (MIMO) transmitters. The proposed DPD model is developed based on a piecewise approximate vector synthesis (PAVS) approach, with …

cn (code pays fourni par la source)

Cascaded short-cavity Brillouin fiber laser with hundred-Hertz linewidth and high slope efficiency

Hui Zou, Yunzhe Liu, Yang Shi, Yunshang Zhang et autres

ANN-Assisted Compact Model of GaN HEMTs Across Wide Temperature Ranges

Ziyue Zhao, Ting Feng, Yang Lu, Yilin Chen et autres

A temperature-dependent compact model for gallium nitride high-electron-mobility transistors (GaN HEMTs) based on artificial neural networks (ANNs) is presented. The model incorporates a novel analytically invertible transformation function to preprocess drain current and intrinsic capacitances, enabling accurate modeling across a wide dynamic …

cn (code pays fourni par la source)

Iron-doped nickel hydroxide heterostructures derived from in-situ grown nickel complex nanotube arrays for efficient overall water splitting

Fang Wang, Jiangzhuo Ren, Biying Zhang, Fangya Guo et autres

Optimizing the nickel-based heterojunction catalysts during overall water splitting remains a significant challenge. Herein, based on metastable ion etching engineering, a trace amount of Fe-doped Ni/Ni(OH) 2 nanotube array coated with carbon (FNNA@C/NF) is successfully synthesized. Specifically, a small amount of Fe …

cn, es (code pays fourni par la source)

Millimeter-Wave High-Gain Filtering Antenna With High Selectivity Based on Metal Integrated Suspended Line

Ningning Yan, Hao Sun, Yu Feng Luo, Ting Feng et autres

This article proposes a high-gain, high-efficiency 5G millimeter wave filtering antenna based on the Metal Integrated Suspended Line (MISL) structure. The antenna consists of a driven patch, two parasitic patches, a C-shaped slot, four metal branches, and a metal ring. In its …

cn (code pays fourni par la source)

A High-Efficiency Fully Integrated GaN-on-Si Power Amplifier Using Drain Current Scaling Factor

Chupeng Yi, Xin Liu, Lang Tong, Ziyue Zhao et autres

This letter presents a novel broadband high-efficiency continuous inverse class-F (CCF–1) mode monolithic microwave integrated circuit (MMIC) power amplifier (PA) based on the drain current waveform amplitude scaling factor$\lambda $. To minimize the current clipping and efficiency reduction caused by the reactive …

cn (code pays fourni par la source)

Physical structure-based small signal modeling for GaN Fin-HEMTs

Ziyue Zhao, Yang Lu, Chupeng Yi, Ting Feng et autres

cn (code pays fourni par la source)

A Polysaccharide-Rich Ingredient from Hypericum perforatum L. Ameliorates Depression-like and Post-Traumatic Stress Disorder-like Symptoms in Mouse Models

Zijia Jin, Shuaiming Zhu, Fu-Yao Luo, Yue Long Sun et autres

Background/Objectives: Hypericum perforatum L. (H. perforatum), commonly known as St. John’s wort, has been widely used in clinical practice to treat mental disorders. Previous studies and clinical applications have primarily focused on its alcohol-soluble ingredients. Our research was designed to investigate the …

cn (code pays fourni par la source)

Baichuan Baile Formula, a Promising Herbal Dietary Supplement, Exerts Antidepressant‐Like Effects by Modulating the Serotoninergic System in Mouse Models

Shuai‐Ming Zhu, Zijia Jin, Fu‐Yao Luo, Ting Feng et autres

Baichuan Baile (BCBL) is a novel formula that incorporates three herbs and a single food additive, all of which are widely used in ordinary or functional foods. It is a promising dietary supplement for the treatment of depression based on TCM principles …

cn (code pays fourni par la source)

Wideband Low-Phase-Shift 5-Bit Digital Attenuator Based on 0.13µm SiGe BiCMOS Process

Zhaoyu Ma, Xin Liu, Yang Lu, Ting Feng et autres

A 6-18 GHz 5-bit digitally tunable attenuator with$\mathbf{0}-15.5 \text{dB}$attenuation range and 0.5 dB attenuation step is designed using the 0.13 um SiGe BiCMOS process. The proposed attenuator consists of a cascade of simplified T-type, T-type, and$\pi$-type attenuator units, each of which is …

cn (code pays fourni par la source)

Class-F −1 Asymmetric Doherty Power Amplifier Integrated Slot Antenna Array With High Efficiency and Large Back-Off Range

Wenliang Liu, Jiuding Zhou, Jing‐Ya Deng, Yang Lu et autres

This research proposes an asymmetric Doherty power amplifier integrated active antenna (ADPAIA) with high efficiency and large back-off range, integrating a Class-F−1gallium nitride (GaN) monolithic microwave integrated circuit (MMIC) Doherty power amplifier (DPA) with an on PCB stub-loaded wide-slot antenna array (SLSAA). …

cn (code pays fourni par la source)