In this article, novel architectures for high-speed substrate integrated waveguide (SIW) filtering switches with high-power handling are presented. A four-port double-pole, double-throw (DPDT) switch and a three-port routing demonstrated as proof-of-concept. For both switches, the structure consists of main switching circular cavity concentric posts. These posts enable excitation multiple reson...

A new design method of the dual-band balanced bandpass filter (BPF) using multilayer packaging dual-mode substrate integrated waveguide (SIW) cavities is proposed. Split-type coupling topology based on resonators developed for design. Firstly, a single-band with perturbed metal vias designed. The TE201 mode and TE202 by can form passband. Secondly, an additional SIW cavity same placed in lower ...

This article presents a novel dual slant polarized antenna for millimeter-wave (mmWave) base stations. Compared with the traditional mmWave antennas, proposed offers advantages of high cross-polarization discrimination (XPD), good aperture efficiency, simple structure, and low profile. The corner-fed substrate integrated waveguide (SIW) cavity is adopted to improve port isolation XPD this slot-...

A novel technique to enhance the phase shifting range of a liquid crystal (LC)-based, substrate-integrated waveguide (SIW) shifter by inserting inductive posts (IPs) is presented for first time. The IPs inserted in LC-based SIW produce advance based on relative permittivity LC, resulting an additional differential shift. At 28 GHz, proposed structure with achieves ratio maximum shift (∆ϕmax) in...

This communication presents a vertically stacked substrate-integrated waveguide (SIW) antenna array that enables different configurations with the minimum number of SIW layers. achievement lies in modular feature offered by proposed design. Specifically, four distinct can be produced only three designs Depending on layers employed antenna, directivity E-plane is modified. To obtain an equal and...

In this article, a novel compact reconfigurable antenna based on substrate integrated waveguide (SIW) technology is introduced. The geometry of the proposed antennas is symmetric with respect to the horizontal center line. The electrical shape of the antenna is composed of double H-plane SIW based horn antennas and radio frequency micro electro mechanical system (RF-MEMS) actuators. The RF-MEMS...

Transmission line structure based on substrate integrated waveguide (SIW) loaded with new structure of octagonal complementary split ring resonator (CSRR) has been proposed. The SIW loaded CSRR pair is used in dual/quad octagonal structure to design dual band pass filter (single and double pole) with improved performance characteristics. The proposed band pass filter (BPF) yields two passbands ...

As a key component in microwave applications such as antenna feeding network, power distribution network, and array systems requiring beam forming network(BFN) in satellite communication, the power divider/combiner is widely designed and implemented by using various analysis methods[1,2] and various integration method[6-8]. In array systems employing microstrip feeding network, the beam forming...

In recent years, with the rapid development of integrated circuits, filtering antenna (FA) circuit substrate waveguide (SIW) has attracted widespread attention in wireless communications. Numerous structures have been proposed to improve performance SIW FA. Hence, this paper presents and miniaturization trend FA, briefly introduces structure historical terms mode, multi-mode cavities incomplete...