Results 111 to 120 of about 11,822 (226)

PIPE ENCLOSED MICROSTRIP TRANSMISSION-LINE

open access: yes, 1991
Design data for pipe enclosed microstrip transmission lines are presented. The characteristic impedance and the propagation constant are obtained through a finite element analysis of a quasistatic transmission line model of the ...
PATIL, KB, MAITI, SK, MAHAPATRA, S
core   +1 more source

Broadband double-layered coplanar patch antennas with adjustable CPW feeding structure

open access: yes, 2004
In this paper, we have presented the double-layered coplanar patch antennas of enhanced impedance bandwidth and adjustable conductor-backed coplanar waveguide feed lines.
Tong, K.F.   +3 more
core  

Iterative synthesis method for high‐directivity symmetrical stepped‐impedance microstrip parallel‐line coupler

open access: yesIET Microwaves, Antennas & Propagation
Traditional quarter‐wavelength parallel‐line couplers (QWPLC) in microstrip form suffer heavily in low directivity because of unbalanced even‐mode and odd‐mode phase velocities.
Yun Liu, Xiaojie Zhang, Zhuo Li
doaj   +1 more source

Multiband meander antenna with a backed microstrip line

open access: yes, 2007
A novel multiband meander antenna with a backed microstrip line is proposed for GSM/DCS/ISM and WiMAX triple-band operations. We have used meandering technique and U-shaped line to produce the GSM and DCS bands, respectively, and a backed microstrip line
Kim, Jae J.   +11 more
core   +1 more source

Dispersion Characteristics of the Microstrip Bend at Millimeter Wave Frequencies

open access: yesJournal of Measurement Science and Instrumentation, 2011
The effect of the microstrip bend on the propagation characteristics of a microstrip line was investigated based on the Finite-Difference Time-Domain(FDTD)method.The dispersive characteristics of a microstrip line with a bend are quite different from ...
Jian-bo MAO1   +5 more
doaj  

Design of an airborne dual-polarized tripel stacked patch antenna for broadband SAR application in P-band

open access: yes, 2006
The development of a P-band antenna for airborne SAR application is presented. Wide band operation, static electrical antenna beam pointing and small size were key parameters of this antenna array design.
Gabler, Bernd   +3 more
core  

A Printed Reflectarray with Annular Patches [PDF]

open access: yes, 2007
Vietti Colome, G.C.   +8 more
core   +1 more source

Dissipative Losses in the Microstrip Lines and Microstrip Antennas

open access: yesRocket-space device engineering and information systems, 2018
V. R. Anpilogov   +2 more
openaire   +1 more source

The Method of Miniaturization of a Microstrip Branch-Line Couplers

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2017
Traditional microstrip coupler devices have found various applications in radio engineering. They can be used in radiolocation, radio  navigation, communications, antenna systems, radio measurements  and other fields of technology.
D. A. Letavin
doaj  

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