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1. K-Band Frequency Mixing Divider for Translation Loop Applications NSTL国家科技图书文献中心

Yue-Fang Kuo | Jhih-Wei Yang ... - 《ieee microwave and wireless technology letters》 - 2025,35(1) - 75～78 - 共4页

摘要：A K-band frequency mixing divider scheme | includes a downconverter double-balanced mixer and a | divide-by-3 injection-locked frequency divider | implemented with a TSMC 180-nm CMOS process is proposed in | this letter. The compact structure is suitable for

关键词： Mixers | Radio frequency | Noise measurement | Frequency synthesizers | Phase noise | Wireless communication | Switches | Semiconductor device measurement | Phase locked loops | Impedance

2. Microwave Radiometer Calibration Using Low-Noise Amplifier as Calibration Source NSTL国家科技图书文献中心

Reuben Neate | Tinus Stander - 《ieee microwave and wireless technology letters》 - 2025,35(1) - 127～130 - 共4页

摘要：We present a novel method for built-in noise | and gain calibration of a total power radiometer | using a low-noise amplifier (LNA) as the calibration | source. A terminated LNAs biasing is varied to obtain | multiple calibration points, with the novel

关键词： Calibration | Noise | Temperature measurement | Microwave radiometry | Noise measurement | Switches | Microwave theory and techniques | Gain | Power measurement | Microwave technology

3. A Crossbar Mixer up to 120 GHz Based on the SISL Platform NSTL国家科技图书文献中心

Dongqi Gu | Kaixue Ma ... - 《ieee microwave and wireless technology letters》 - 2025,35(1) - 111～114 - 共4页

摘要：This letter reports a crossbar mixer based on | the substrate-integrated suspended line (SISL | ) platform, with two contributions below. First, multistage | stepped double-ridge waveguides are designed for the | radio frequency (RF) signal coupling to the Schottky

关键词： Mixers | Radio frequency | Loss measurement | Surface roughness | Rough surfaces | Schottky diodes | Transmission line measurements | Surface waves | Dielectric loss measurement | Optical waveguides

4. Layered LiNbO3/AT-Quartz Wideband Devices With Inherent Transverse Mode Suppression NSTL国家科技图书文献中心

Peisen Liu | Boyuan Xiao ... - 《ieee microwave and wireless technology letters》 - 2025,35(1) - 119～122 - 共4页

摘要：This letter reports on a novel layered | structure with inherent spurious transverse suppression | for shear-horizontal surface acoustic wave (SH-SAW | ) wideband devices. The platform integrates a giant | electromechanical coupling factor ( $k_{text {eff}}^{2}$ ) lithium

关键词： Resonators | Silicon | Wideband | Resonator filters | Microwave filters | Substrates | Admittance | Surface acoustic waves | Passband | Wireless communication

5. Compact Cascaded Broadband Choke Device for Suppressing Transmission Shaft Microwave Leakage NSTL国家科技图书文献中心

Tailai Ni | Xiufang Wang ... - 《ieee microwave and wireless technology letters》 - 2025,35(1) - 67～70 - 共4页

摘要：The advancement of mechatronics has increased | the use of transmission shafts in microwave systems | . To prevent microwave leakage caused by the gap | around the transmission shaft from affecting system | operation, this letter proposes a novel compact cascaded

关键词： Shafts | Microwave antenna arrays | Inductors | Microwave devices | Broadband antennas | Phased arrays | Bandwidth | Microwave measurement | Microwave circuits | Loss measurement

6. All-Port-Reflectionless Wideband Filtering Power Divider Using Five-Line Coupled Structure NSTL国家科技图书文献中心

Yan Zhang | Hongmei Liu ... - 《ieee microwave and wireless technology letters》 - 2025,35(1) - 31～34 - 共4页

摘要：In the letter, a compact all-port | -reflectionless wide- band filtering power divider (FPD) is | proposed, which consists of a five-coupled-line (FCL), an | isolated resistor, and input/output absorptive networks | . The FCL is first introduced for designing wideband

关键词： Wideband | Passband | Resistors | Power dividers | Wireless communication | Prototypes | Impedance | Scattering parameters | Microwave technology | Mathematical models

7. Combined Super-Resolution Fluorescence and Coaxial 3-D Scanning Microwave Microscopy: Proof-of-Concept In-Liquid Live-Cell Imaging: Toward a Biological Nano-Radar NSTL国家科技图书文献中心

Chia-Hung Lee | Kamel Haddadi ... - 《ieee microwave and wireless technology letters》 - 2025,35(1) - 131～134 - 共4页

摘要：We present a proof-of-concept 3-D scanning | microwave microscope based on a miniaturized coaxial probe | combined with high-resolution fluorescence microscopy for | in-liquid operation and live-cell imaging. The | system simultaneously provides electric (GHz) and

关键词： Probes | Fluorescence | Imaging | Microwave imaging | Superresolution | Liquids | Nanoscale devices | Optical imaging | Optical buffering | Microwave measurement

8. Microwave-Based Detection of Heavy Metals in Water Using an Interdigital Electrode-Integrated Complementary Split Ring Resonator Sensor NSTL国家科技图书文献中心

Md. Nizam Uddin Tani... | S. M. Rakibul Hasan ...... - 《ieee microwave and wireless technology letters》 - 2025,35(1) - 135～138 - 共4页

摘要：This letter presents a highly sensitive | microwave sensor for detecting four heavy metals (Ag+, Pb2 | +, Cd2+, and Cr3+) in water. The sensor incorporates an | interdigital electrode integrated complementary split ring | resonator (IECSRR) to enhance electric field confinement

关键词： Metals | Lead | Ions | Sensitivity | Frequency measurement | Electric fields | Microwave circuits | Capacitance | Electrodes | DH-HEMTs

9. Synthesis of Wideband Bandpass Filter With Optimized Matrix Scaling for Direct Circuit Implementation Using Lumped Elements NSTL国家科技图书文献中心

Shidi Liu | Pedro Cheong ... - 《ieee microwave and wireless technology letters》 - 2025,35(1) - 23～26 - 共4页

摘要：This letter describes a synthesis method for | wideband bandpass filters (BPFs) that uses an optimized | matrix scaling technique for direct circuit | implementation. The method commences with constructing | filtering polynomials in the bandpass domain tailored for

关键词： Resonators | Band-pass filters | Couplings | Capacitance | Wideband | Topology | Inductance | Filtering theory | Inverters | Tuning

10. Statistical Analysis for Field-to-Line Coupling Model With Noise Based on Least Squares Approximation NSTL国家科技图书文献中心

Weiwei Chen | Yuhang Ji ... - 《ieee microwave and wireless technology letters》 - 2025,35(1) - 16～18 - 共3页

摘要：In this letter, three least squares | approximation (LSA) algorithms are presented and applied to | the statistical analysis of a field-to-line coupling | model over a nonideal ground. These three LSA | algorithms are developed by combining coherence-optimal

关键词： Couplings | Polynomials | Standards | Noise | Analytical models | Vectors | Chaos | Approximation algorithms | Stochastic processes | Power transmission lines

摘要：A K-band frequency mixing divider scheme | includes a downconverter double-balanced mixer and a | divide-by-3 injection-locked frequency divider | implemented with a TSMC 180-nm CMOS process is proposed in | this letter. The compact structure is suitable for

关键词： Mixers | Radio frequency | Noise measurement | Frequency synthesizers | Phase noise | Wireless communication | Switches | Semiconductor device measurement | Phase locked loops | Impedance

摘要：We present a novel method for built-in noise | and gain calibration of a total power radiometer | using a low-noise amplifier (LNA) as the calibration | source. A terminated LNAs biasing is varied to obtain | multiple calibration points, with the novel

关键词： Calibration | Noise | Temperature measurement | Microwave radiometry | Noise measurement | Switches | Microwave theory and techniques | Gain | Power measurement | Microwave technology

摘要：This letter reports a crossbar mixer based on | the substrate-integrated suspended line (SISL | ) platform, with two contributions below. First, multistage | stepped double-ridge waveguides are designed for the | radio frequency (RF) signal coupling to the Schottky

关键词： Mixers | Radio frequency | Loss measurement | Surface roughness | Rough surfaces | Schottky diodes | Transmission line measurements | Surface waves | Dielectric loss measurement | Optical waveguides

摘要：This letter reports on a novel layered | structure with inherent spurious transverse suppression | for shear-horizontal surface acoustic wave (SH-SAW | ) wideband devices. The platform integrates a giant | electromechanical coupling factor ( $k_{text {eff}}^{2}$ ) lithium

关键词： Resonators | Silicon | Wideband | Resonator filters | Microwave filters | Substrates | Admittance | Surface acoustic waves | Passband | Wireless communication

摘要：The advancement of mechatronics has increased | the use of transmission shafts in microwave systems | . To prevent microwave leakage caused by the gap | around the transmission shaft from affecting system | operation, this letter proposes a novel compact cascaded

关键词： Shafts | Microwave antenna arrays | Inductors | Microwave devices | Broadband antennas | Phased arrays | Bandwidth | Microwave measurement | Microwave circuits | Loss measurement

摘要：In the letter, a compact all-port | -reflectionless wide- band filtering power divider (FPD) is | proposed, which consists of a five-coupled-line (FCL), an | isolated resistor, and input/output absorptive networks | . The FCL is first introduced for designing wideband

关键词： Wideband | Passband | Resistors | Power dividers | Wireless communication | Prototypes | Impedance | Scattering parameters | Microwave technology | Mathematical models

摘要：We present a proof-of-concept 3-D scanning | microwave microscope based on a miniaturized coaxial probe | combined with high-resolution fluorescence microscopy for | in-liquid operation and live-cell imaging. The | system simultaneously provides electric (GHz) and

关键词： Probes | Fluorescence | Imaging | Microwave imaging | Superresolution | Liquids | Nanoscale devices | Optical imaging | Optical buffering | Microwave measurement

摘要：This letter presents a highly sensitive | microwave sensor for detecting four heavy metals (Ag+, Pb2 | +, Cd2+, and Cr3+) in water. The sensor incorporates an | interdigital electrode integrated complementary split ring | resonator (IECSRR) to enhance electric field confinement

关键词： Metals | Lead | Ions | Sensitivity | Frequency measurement | Electric fields | Microwave circuits | Capacitance | Electrodes | DH-HEMTs

摘要：This letter describes a synthesis method for | wideband bandpass filters (BPFs) that uses an optimized | matrix scaling technique for direct circuit | implementation. The method commences with constructing | filtering polynomials in the bandpass domain tailored for

关键词： Resonators | Band-pass filters | Couplings | Capacitance | Wideband | Topology | Inductance | Filtering theory | Inverters | Tuning

摘要：In this letter, three least squares | approximation (LSA) algorithms are presented and applied to | the statistical analysis of a field-to-line coupling | model over a nonideal ground. These three LSA | algorithms are developed by combining coherence-optimal

关键词： Couplings | Polynomials | Standards | Noise | Analytical models | Vectors | Chaos | Approximation algorithms | Stochastic processes | Power transmission lines

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