[PDF] Top 20 Quarter mode substrate integrated waveguide antenna with inverted L strips

... compact antenna is proposed using SIW technology. The size of the antenna is reduced by using a QMSIW ...proposed antenna with and without Inverted L-strip ...single Inverted ... See full document

... the antenna [17]. In Reference [18], a half-mode substrate integrated waveguide (HMSIW) structure is first utilized to design the low RCS Vivaldi ...Vivaldi antenna utilizing the ... See full document

... half-mode substrate integrated waveguide ...as antenna directors. These directors not only increase the antenna gain, but also play an important role to achieve wideband ...of ... See full document

... ring antenna that is obtained from a single- layer probe-fed substrate integrated waveguide based on a graphene material, with three top plan ...multi-bands antenna, we conduct ... See full document

... With the rapid development of modern communication system, compact planar filters have experienced an explosive growth [1, 2]. It is urgent to increase demand on wide stopband filter [3, 4] with compact size, high ... See full document

... The CRLH is loaded into the QMSIW cavity to introduce a much lower resonant frequency and further reduce the size. One tapered-feedline is used to excite the cavity. Fig. 4 shows the comparison of the simulated frequency ... See full document

... size-reduced quarter-mode substrate integrated waveguide (QMSIW) band-pass filter (BPF) loaded with combination of complementary split ring resonator (CSRR) and capacitive metal patches ... See full document

... two substrate layers with an L-shaped slot in the middle metallic layer. The structure of DFQMSIW resonator is shown in Figs. 1(a) and 1(b), respectively. The substrates used to design the resonator, whose ... See full document

... (CRLH) substrate integrated waveguide (SIW) based LWAs for supporting both the forward and backward wave propagations in their right and left-handed regions ...half mode substrate ... See full document

... order to reduce both the lateral and longitudinal dimensions of the transmission line by decreasing the cutoff frequency and electrical length, respectively, unlike previously mentioned techniques that reduce only the ... See full document

... SIW antenna is shown in Figure 2. The proposed antenna is completely constructed at a single ...the waveguide and can be expressed as p/λ 𝑐 < ... See full document

... Substrate integrated waveguide (SIW) technology has an advantage over conventional metallic waveguides, ...require antenna systems with high performance and small ... See full document

... voltages based on the operating state of diodes [10–12]. These phase shifters are needed to further expand bandwidth. In [13], the researchers have focused on the millimeter-wave ferrite phase shifter in substrate ... See full document

... patch antenna arrays a key role of these techniques is to suppress the surface waves, which results in the gain enhancement and also reduction of side & back lobes, improving the radiation ...5G antenna ... See full document

... 4. 2. Planar Array Figure 11 shows the simulated and measured results of reflection coefficient for planar array versus frequency. Simulated -10 dB bandwidth is 9.75%. In case of measured results, the two resonant ... See full document

... the antenna at ...the antenna radiation pattern is towards the +z direction (Figure 7(a)), while for port-1, conical radiation pattern with a null in the +z direction observed (Figure ...the antenna ... See full document

... novel quarter-mode substrate integrated waveguide (QMSIW) resonator with back-to-back triangular complementary split-ring resonators (CSRRs) etched on the waveguide surface is ... See full document

... beam antenna based on quarter-mode substrate integrated waveguide ...The antenna array is consisted of six isosceles right-angled triangle metallic patch printed on the ... See full document

... LP antenna based on the QMSIW cavity is shown in ...dielectric substrate using Rogers RT/Duroid 5880 laminate (dielectric constant ε r = ...the antenna are w f s = ... See full document

... thin substrate integrated waveguide (SIW) cavity backing is used to design dumbbell-shaped slot ...hybrid mode at higher frequency along with conventional mode in the ...conventional ... See full document