coupled lines
Design of Planar Dual-Band Branch-Line Coupler with Π-Shaped Coupled Lines
... stub lines is very popular in obtaining the dual-band operation of the branch-line coupler ...[15]. Coupled lines are also used in achieving dual-band operations ...[16], coupled lines ...
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A Miniaturized 90° Schiffman Phase Shifter with Open-Circuited Trans-Directional Coupled Lines
... (TRD) coupled line shown in Figure 1 was firstly introduced with periodically capacitor-loaded coupled microstrip lines by Shie et ...TRD coupled line is that it is easy to implement tight ...
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Coupled Lines from Filter to Composite Right/Left Handed-Cells
... the coupled lines see short and open-circuited stubs ...the coupled line is longer than λ/4, the equivalent circuit model of the coupled lines stubs is identical to ...the ...
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Design of Compact Wideband High-Selectivity Band-Stop Filter Based on Coupled Lines
... Abstract—In this paper, a compact band-stop filter with a wideband and high-selectivity performance is proposed and analyzed. This band-stop filter includes two parallel-coupled lines of different electrical ...
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A Novel Wideband Bandpass Filter Using Coupled Lines and T-Shaped Transmission Lines with Wide Stopband on Low-Cost Substrate
... Abstract—This paper presents the design, simulation, fabrication and measurement of a wideband bandpass filter with wide stopband performance operating at 3.5 GHz. The proposed filter consists of two parallel ...
10
A Novel Decoupling Network Using Parallel Coupled Lines for Increasing the Port Isolation of Two Coupled Antennas
... [Y ] = £ Y B ¤ + £ Y PCL ¤ (3) where Y PCL is the admittance matrix of the two ports network composed of parallel coupled lines and transmission lines (patch 3). The components of the scattering ...
10
A Novel Dual-Band Multi-Way Power Divider Using Coupled Lines
... using coupled lines to reduce the size is proposed. All the lines in this structure are coupled lines, which makes the circuit size ...
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Unequal Wilkinson Power Divider Using Asymmetric Microstrip Parallel Coupled Lines
... asymmetrical coupled lines for designing Wilkinson power divider was first introduced in ...microstrip coupled-line has been mainly proposed for circuit size ...
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Microstrip Bandpass Filters Using Dual-Mode Resonators with Internal Coupled Lines
... This paper presents a dual-mode stub-loaded resonator with internal coupled lines. The properties of the proposed resonator are analyzed theoretically and confirmed by full-wave simulations. The fundamental ...
13
Wideband Balanced Filters with Wideband Common Mode Suppression Using Coupled Lines
... Abstract—A novel balanced filter circuit with wideband common mode suppression using coupled lines is proposed in this paper. A wideband filter with half open stubs is used to realize two transmission zeros ...
7
Microstrip Diplexer Design Using Open/Shorted Coupled Lines
... h = 0.5 mm, and tan δ = 0.003. A photograph, measured and simulated results of the microstrip diplexer are shown in Figs. 4(a)–(c). Obviously, the agreement between simulated and measured responses is very good. The ...
5
Electronically Switchable Ultra-Wide Band /Dual-Band Bandpass Filter Using Defected Ground Structures
... meander lines and stepped impedance open stub are also used to reduce the overall ...the coupled lines in the center of the design, the center frequency and 3 dB frequency band can be easily ...
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Design of Microstrip UWB Bandpass Filter using open-circuited resonators
... side-coupled lines was presented in [4]. A cross-coupled wideband bandpass filter developed from a standard short-circuited stub filter with additional coupled lines was proposed in ...
6
Analysis of Coupled Microstrip Lines for Quad-Band Equal Power Dividers/Combiners
... on coupled microstrip ...on coupled lines are studied through parametric analysis to obtain useful design guidelines related to available fabrication ...
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A REVIEW ON DIRECTIONAL COUPLERS WITH INTRODUCTION OF TRANSMISSION LINES IN BETWEEN COUPLED LINE SECTIONS
... microstrip coupled line couplers, refer top view of the design layout is shown in ...the coupled transmission ...the coupled lines which also cause less ...two coupled-line sections are ...
7
Spurious Pass-Band Suppression in Coupled-Serial-Shunted Lines Wideband Band-Pass Filters
... Parallel-coupled lines make up the structure of a band-pass filter, which has been widely used in various communication systems [1–6] to reduce production costs and improve usefulness ...
15
Leaky Wave Antenna Realization by Composite Right/Left-Handed Transmission Line
... using coupled microstrip lines with floating conductor in the ground ...using coupled lines are first presented by Abdelaziz et ...of coupled lines can be used to construct CRLH ...
8
Spice Compatible Model for Multiple Coupled Nonuniform Transmission Lines Application in Transient Analysis of VLSI Circuits
... transmission lines with equal lengths, terminated by arbitrary complex loads as shown in Figure ...the coupled lines d is subdivided to N equal (without loss of generality) intervals ∆ z ...the ...
12
A Compact Microstrip Triplexer with a Novel Structure Using Patch and Spiral Cells for Wireless Communication Applications
... [6], coupled open loops and hairpins in [7], step impedance resonator, radial and coupled lines in [8], two coupled bumpy lines in [9], and coupled hairpins and spirals in [10] ...
9
Investigation of the effects of fabrication tolerances in microwave thick film circuits
... From there, it can be seen that a structure of a number of coupled lines will admit to an equivalent circuit of altemating series and parallel resonant circuits and the design parameters[r] ...
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