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A dual-band Substrate Integrated Waveguide (SIW) based slot antenna is presented, it's excited by microstrip line and size is 4 × 9.034 × 0.381 mm3. The Computer Simulation Technology(CST) studio suite software is used to design and simulate the proposed design. The rogers substrate material is used in this design which is a dielectric constant of 2.2 and thicknesses used is 0.381 mm. The proper alignment of the division shaped slot will resonate the two frequencies those are 60 GHz, 79 GHz and also analyze the antenna parameters like voltage standing wave ratio (VSWR), reflection coefficient, radiation patterns, surface current, efficiencies and gain. The RLC equivalent circuit model is introduced to verify the proposed design reflection coefficient and VSWR. The matrix laboratory (MATLAB) software is used to analyze the equivalent model and validated the simulation results.

Substrate integrated waveguide (SIW) based on slot antenna is projected for V-band applications and Rogers RT/duriod 5880 substrate used to build up the antenna. The anchor shaped slot is etched on top side of an antenna to improve the bandwidth. The proposed antenna is designed, fabricated, measured and validated. The measured impedance bandwidth is 5.3GHz (ranges from 57 to 62.3GHz) and resonates at two frequencies 57.96GHz, 61.16GHz respectively and also pragmatic good radiation pattern, that is well suited to operate in wireless communications.

In this paper, a lotus-shaped slot antenna with SIW for dual-band applications those are 60 and 79 GHz frequencies is introduced and designed with the help of Rogers substrate (5880) with \( \varepsilon_{\varvec{r}} = 2.2 \) and substrate thickness is 0.381 mm. This antenna will produce two resonant frequencies that are 60 GHz (covers bandwidth of 2.25 GHz, i.e., 58.868–61.122 GHz) and 79 GHz (covers a bandwidth of 3.05 GHz, i.e., 77.475–80.518 GHz). The simulation results of the proposed structure like reflection coefficient, radiation pattern, gain, radiation efficiency, VSWR, and surface current are observed.

In this paper, Proposes SIW slot antenna for 57-64 GHz frequency with resonant frequency of 60GHz and shape of slot is used for this design is H-Spaced Head. This frequency is used for WLAN$/\mathrm{G}\mathrm{I}\Gamma \mathrm{I}$ applications. This antenna is designed by using rogers substrate material with $\epsilon_{\gamma}=2.2$ and substrate height is 0.381 mm. The microstrip feed is used for this design with an input impedance of 50ohms. The structure provides 3. 96GHz impedance bandwidth in between 57-64 GHz band and this band is perfectly matched with VSWR 2:1. The values of the Reflection coefficient, VSWR, Gain, transmission and radiation efficiency of proposed antenna at 60GHz are −30.862dB, 1.05, 7. 2dBi, 92.35% and 82.5%.

Substrate integrated waveguide is a good candidate for implementing millimeter wave applications. In this paper, we represented microstrip transition to substrate integrated waveguide slot antenna for multiband applications, which is developed by Rogers RT/duriod 5880 with a dielectric constant of 2.2, the substrate thickness of 0.381 mm and metallization thickness is 0.035 mm. The simulation results show reflection coefficient, VSWR, gain and radiation pattern. This antenna produces two resonant frequencies, one band is 2.2 GHz with a resonant frequency of 60 GHz (Suitable for wireless communication networks) and 3.05 GHz band with a resonant frequency 79 GHz (suitable for automotive radar systems).

In this paper, proposes SIW slot GHz frequency and shape of slot is optimizei asymmetrical “I”. This frequency is ui communication applications. The proposed ai by using Rogers substrate material with a die 2.2 and substrate height is 0.381 mm. The mici for this design with a input impedance of 50ol provides 4.59GHz impedance bandwidth in b band and this band is perfectly matches wit] values of reflection coefficient, VSWR, g efficiency and radiation efficiency of proposed are −22dB, 1.177, 9.3dBi, 92.35% and 86.2%.

In this paper, proposed back to back π-shaped slot antenna with SIW cavity, which is connected to 50 Ω microstrip line feed and material Rogers RT/Duroid 5880 with \(\in_{r} = 2.2\), is used to develop proposed structure. CST software is used to simulate the proposed antenna and observed the results like reflection coefficient, VSWR, gain, and radiation patterns. This structure will provide bandwidth of 3.3 GHz with respect to −10 dB reference line and resonant frequency is 60 GHz and preserves 47.14% in between the frequency range 57–64 GHz with respect to impedance bandwidth and VSWR (2:1). The reflection coefficient, gain, directivity, transmission efficiency, and radiation efficiency of proposed antenna at 60 GHz are −35.644 dB, 5.85 dBi, 5.68 dB, 78%, and 96%.

In this paper, Proposes SIW slot antenna backed with a cavity for 57-64 GHz frequency. This frequency is used for wireless communication applications. The proposed antenna is designed by using Rogers substrate with dielectric constant of 2.2, substrate thickness is 0.381 mm and the microstrip feed is used with the input impedance of 50ohms. The structure provides 5.2GHz impedance bandwidth with a range of 57.8 to 64 GHz and matches with VSWR 2:1. The values of reflection coefficient, VSWR, gain, transmission efficiency and radiation efficiency of proposed antenna at 60GHz are −17.32dB, 1.3318, 7.19dBi, 79.5% and 89.5%.

Substrate integrated waveguide is a good candidate for implementing millimeter wave applications. This paper presents microstrip transition to substrate integrated waveguide fed slot antenna for 60 GHz applications, which is developed by Rogers RT/Duroid 5880 with a dielectric constant of 2.2, substrate height of 0.381 mm and metallization thickness is 0.025 mm. The simulation results show that reflection coefficient, VSWR, gain, radiation efficiency, and radiation pattern. Obtained 3.1 GHz impedance bandwidth with respect to −10 dB reflection coefficient and also preserve 44.28% bandwidth over 57–64 GHz band.

The three stage design of a microstrip slotted holy shaped patch structure intended to serve high frequency applications in the frequency range between 19.52 GHz to 31.5 GHz is proposed in this paper. The geometrical stages use FR4 epoxy substrate with small dimensions of 10 mm × 8.7 mm × 1.6 mm and employ coaxial feeding technique. An analysis of the three design stages has been done over HFSS-15to obtain the corresponding reflection coefficient, bandwidth, radiation pattern, gain and VSWR. The graphical as well as tabulated comparison of the standard parameters has been included in the results section.

Feature Scenario of Substrate integrated waveguide (SIW) is a good solution for implementing centimeter and millimeter wave applications. In this paper, we present microstrip feed SIW cavity backed slot antenna for 60GHz applications which is intended by using Rogers RT/Duriod 5880 with dielectric constant 2.2. The simulation results show that reflection coefficient, VSWR, gain, radiation pattern and obtained 1.55GHz bandwidth with respect to −10 dB reference line.