2025年2月3日 · A unified framework of applying DM for multiple antenna tasks is first proposed. Then, the tasks are innovatively divided into two categories, i.e., decision-making tasks and generation tasks, depending on whether an optimization of system parameters is involved.

A polygonal shaped printed antenna operating in the Federal Communication Commission (FCC) regulated ultra wideband (UWB) band has been proposed. The design consists of a combination of basic polygonal structure and truncation in the ground plane operable at …

2023年2月22日 · band Antenna using DMS (Defected Microstrip Structure) at frequencies of 3 GHz and 4.63 GHz for radar ships. From the data from the analysis and measurement results,

In this research, a multiband patch antenna design based on the superposition of multiple modes at the same resonant frequency is presented. The concept of the contribution of lower order modes (LOMs) with the higher order dominant modes (HODMs) is investigated using characteristic mode analysis (CMA).

2024年10月24日 · The proposed MIMO antenna is composed with two symmetrical radiating elements using microstrip technology. The structure incorporating defected microstrip structure (DMS) and defected Ground Structures (DGS) techniques to improve to performance at the desired frequency band in term of impedance bandwidth, isolation and efficiency.

2019年1月1日 · In this paper, an effective technique of suppression of harmonics is proposed by using a dumb-bell shaped DGS and spiral shaped DMS in our antenna, which eliminates the 7.6 GHz undesirable mode. The dimensions of our antenna …

In this paper, we design a dual-polarized rectangular patch antenna and its mistrip lin feeding technique using quarter wave transformer. Then use DMS to improve the isolation between the ports of the antenna and study the other parameters. II. …

首先设计了一种采用gcpw馈电结构的宽带交叉偶极子天线，其覆盖频率为1.7-3.6 ghz。然后，利用缺陷接地结构（dgs）和缺陷微带结构（dms）设计了紧凑型gcpw二阶混合带阻滤波器。dgs-dms 滤波器嵌入天线辐射器内部，仅用一个介质基板即可实现覆盖 2.9-3.1 ghz 的阻带。

By using DMS (Defected Microstrip Structures) the antenna can work in multiband. Therefore, the author tries to design a Multiband antenna using DMS for marine radar which is known to operate at the S-band (3 GHz) frequency, following the specifications of the …

2019年1月1日 · In this paper, an effective technique of suppression of harmonics is proposed by using a dumb-bell shaped DGS and spiral shaped DMS in our antenna, which eliminates the 7.6 GHz undesirable...