
K-Band - an overview | ScienceDirect Topics
Ku band. 1. A band of microwave frequencies between 11 and 13 GHz. 2. Also called K band. A band of frequencies that extends from 11.7 to 12.7 GHz. The band is separated into two …
Synthesis of a lightweight and dual-band (K and Ka-band) …
2025年1月1日 · In this work, the CoFe 2 O 4 /MC hybrid nanocomposites have been synthesized by a facile hydrothermal method. The microwave absorbing performance of CoFe 2 O 4 /MC …
Broadband metamaterial absorber for stealth applications at K-band
2023年10月1日 · As depicted in Fig. 2, a single ladder patch is yielding more than 90% narrow-band absorption response with peaks at 13 and 15 GHz; however, the absorptivity is poor at …
Investigation of Ba0.85La0.15Fe12-2x(CoTi)xO19/CuO composites …
2025年3月1日 · The rectangular pellet of size 10.67 mm x 4.32 mm and sample thickness of 1.5 mm was prepared to exactly fit into rectangular waveguides WR-42 (K-band) (Fig. 10 (a)). The …
An antenna with second - ScienceDirect
2024年12月1日 · The proposed antenna responds to a large frequency spectrum ranging from 3.2 GHz to 22.67 GHz with the lowest return loss value of −18.743 dB. It also gives two peaks at …
Stacked lightweight metasurfaces for wider stopband in X-K band
2023年6月1日 · A change in the in-plane and out-of-plane shift helps in achieving ultra-wide stopband width of 8.96 GHz spanning over X-band to K-band with just 3 layers, along with the …
K-band CMOS voltage-controlled oscillator using tail current …
2024年2月1日 · A K-band CMOS VCO with the current source modulating with half the output frequency is proposed to improve both the phase noise and output power. The switched …
K-band capacitive MEMS switches on GaAs substrate: Design, …
2012年9月1日 · Shunt capacitive RF MEMS switches operating in K-band were developed with a GaAs III–V fabrication process that is fully compatible with standard MMIC production. …
Analysis and design of K-band low-phase-noise differential DCOs ...
2023年6月1日 · This paper presents two K-band low-phase-noise digitally controlled oscillators (DCOs) with a frequency tuning range (FTR) of more than 20% for 76–81 GHz automotive …
Resistive ink based polarization and incident angle independent ...
2024年10月1日 · The wide band response at K U and K frequency bands achieved by a special resistive ink on a single-layered thin FR-4 substrate is what makes the proposed absorber …