Results 101 to 110 of about 30,584 (199)

Diamond-shaped metasurface low-profile wideband antenna

The Journal of Engineering, 2019
A low profile wideband metasurface (MTS) antenna based on periodically modulated diamond-shaped patch is presented. The proposed antenna consists of diamond-shaped MTS patches and a slotted antenna fed by a microstrip line, which excites both the quasi ...
Chenyun Shi, Jie Cui, Zhang Renli, Yubing Han   +3 more
doaj   +1 more source

On the Design of a Stepped Mixed Signal Transmission Line with Defected Microstrip Structure for High-Frequency PCB Traces

Journal of High-Frequency Communication Technologies
The paper addresses the challenge of crosstalk in neighboring paths on PCBs, emphasizing its growing importance with the advancement of electronic circuits in terms of speed and frequency.
Yokesh V
doaj   +1 more source

Design of Broadband Aperture-Coupled Microstrip Antenna Arrays With Differential Feeding

IEEE Access
This paper proposes the design of broadband microstrip antennas fed by differential microstrip lines. The designed broadband antennas are composed of two capacitively coupled rectangular stacked patches excited through a dog-bone shaped aperture by short-
Ignacio M. Delgado-Lozano, Armando Fernandez-Prieto, Vicente Losada, Rafael R. Boix, Francisco Medina   +4 more
doaj   +1 more source

Proximity-coupled feed patch antenna array for 79 GHz automotive radar

The Journal of Engineering, 2019
Autonomous driving is becoming a reality-but low-cost 79 GHz radar antenna technology is still imperfect. Here, the authors propose a kind of proximity-coupled feed patch antenna array.
Haiyan Tian, Changjiang Liu, Xiang Gu
doaj   +1 more source

Microstrip Coupler Design Using Bat Algorithm

, 2014
Evolutionary and swarm algorithms have found many applications in design problems since todays computing power enables these algorithms to find solutions to complicated design problems very fast.
Ulker, Ezgi Deniz, Ulker, Sadik
core   +1 more source

A Compact and Wideband Coupled-Line Coupler with High Coupling Level Using Shunt Periodic Stubs [PDF]

, 2013
A wideband microstrip forward-wave coupled-line coupler with high coupling value is presented. Compared with the conventional edge-coupled microstrip forward-wave coupler, this symmetrical structure, consisting periodic shunt stubs between the two ...
Keshavarz, Rasool, Movahhedi, Masoud
core   +2 more sources

Planar microstrip YAGI antenna array [PDF]

, 1993
A directional microstrip antenna includes a driven patch surrounded by an isolated reflector and one or more coplanar directors, all separated from a ground plane on the order of 0.1 wavelength or less to provide end fire beam directivity without ...
Huang, John
core   +1 more source

Applying Characteristic Impedance Compensation Cut-Outs to Full Radio Frequency Chains in Multi-Layer Printed Circuit Board Designs

Sensors
Modern wireless communication systems are of utmost importance to various sectors such as healthcare, education, the household, and the advancement of emerging technologies like the internet of things, autonomous vehicles, and the enhancement of 5G ...
Vaidotas Barzdenas, Aleksandr Vasjanov
doaj   +1 more source

Microwave photonic crystals with electrically controlled characteristics

Физика волновых процессов и радиотехнические системы, 2017
The results of investigations of waveguide and microstrip photonic crystals with electrically controlled characteristics have been presented. The designs of photonic crystals with electrically controlled characteristics based on microstrip lines and ...
D.A. Usanov, S.A. Nikitov, A.V. Skripal, M.K. Merdanov, S.G. Evteev, A.P. Frolov   +5 more
doaj