microstrip branch-line couplers
Miniaturization of Three-Section Branch-Line Coupler Using Diamond-Series Stubs Microstrip Line
... three-section branch-line coupler using slow-wave structure (SWS), meandering line structures (MLS), and diamond-series stubs in the microstrip line in order to improve the operating ...
9
Design and Implementation of a Compact Planar 4 X 4 Microstrip Butler Matrix for Wideband Application
... wideband branch-line couplers [6] to compose wideband Butler ...transmission line to connect to antennas because the input and output ports of such a structure are arranged ...traditional ...
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Miniaturized Hybrid Branch Line Couplers Based on a Square-Split Resonator Loading Technique
... compact branch-line couplers by decreasing the physical lengths of their branches compared to conventional structures ...hybrid branch line couplers (HBLCs) operate at ...the ...
10
A New Miniaturized Microstrip Branch-Line Coupler with Good Harmonic Suppression
... Branch-line couplers are extensively used at microwave frequencies in the design of microwave circuits such as balanced mixers, image-rejection mixers, balanced amplifiers, power combiners, and power ...
6
Miniaturized Size Branch Line Coupler Using Open Stubs with High-Low Impedances
... The branch-line coupler can be used as a power divider, combiner or a part of mixer in microwave integrated circuits ...fact, branch- line couplers are widely implemented using ...
10
A New Miniaturized Microstrip Branch-Line Coupler with Wide Suppression Band
... Branch-line couplers are extensively used at microwave frequencies in the design of microwave circuits such as balanced mixers, image-rejection mixers, balanced amplifiers, power combiners, and power ...
6
A Novel Microstrip Branch-Line Coupler with Wide Suppression Band
... Branch-line couplers are extensively used at microwave frequencies in the design of microwave circuits such as balanced mixers, image-rejection mixers, balanced amplifiers, power combiners, and power ...
5
Compact and Performance Evaluation of Branch-Line Hybrid Coupler Microstrip for Long Term Evolution Applications
... The Branch-Line Hybrid Couplers (BLHCs) is the most passive component that finds various applications in modern microwave and millimeter communication systems [1, ...The couplers are mostly ...
8
A Novel Compact Feeding Network for Array Antenna
... These couplers and power divider are made of microstrip lines with different ...A branch-line hybrid coupler has four λ 4 transmission lines wherein one pair has characteristic impedances of ...
7
Miniaturized Microstrip Branch-Line Coupler with Good Harmonic Suppression Based on Radial Stub Loaded Resonators
... planar microstrip BLC with harmonic ...compact microstrip resonant cells, a BLC was introduced with its area reduced to 24% of the conventional one together with 2nd and 3rd harmonics suppression at ...
6
Novel Compact Dual-Band Branch-Line Couplers with Half Elliptical-Ring Impedance Stub Lines
... dual-band branch-line couplers have been proposed ...dual-band microstrip line coupler has been achieved ...additional branch [3] to the conventional branch-line ...
7
Harmonic Suppression of Branch-Line and Rat-Race Coupler Using Complementary Spilt Ring Resonators (CSRR) Cell
... CSRR couplers has an insertion loss that is comparable to the one with uniform microstrip transmission ...Conventional branch line coupler and rat-race coupler occur periodically at odd ...
7
A Compact Microstrip Crossover Based on Capacitively-Loaded Artificial Transmission Lines Branch-Line Sections
... of microstrip circuits in the range of microwave frequencies normally requires the cross between two lines with high isolation between them, which is commonly known as crossover ...a branch-line ...
6
Miniaturization of Trans-Directional Coupled Line Couplers Using Series Inductors
... coupled line coupler comprises series inductors and capacitor loaded coupled lines is proposed in the ...TRD couplers were designed to operate at ...TRD couplers have been made to validate the ...
7
Quantitative morphological analysis of 2D images of complex shaped branching biological growth forms: the example of branching thalli of liverworts
... Univariate ANOVA by using multiple comparison method was conducted to test the significant differences of each morphological variables. For each pair of the four groups, we test whether the mean of morphological vari- ...
14
Microstrip Fractal Array Antenna
... This project is about an antenna which is electrical device designed to transmit or receive radio waves or, more generally, any electromagnetic waves. A microstrip antenna is chosen for this project because it is ...
24
Wideband Microstrip-Line-Fed Suspended Rectangular Microstrip Antenna
... ABSTRACT: In this paper a wide band microstrip-line-fed suspended rectangular microstrip antenna is presented. The basic parameters of the antenna such as radiation pattern and return loss are ...
5
Design, Simulation and Development of Wideband Directional Coupler at S Band
... transmission line to the secondary transmission line depending on value of coupling ...two line microstrip directional coupler for IRNSS application at S band ...
6
Design of a Wideband Monopulse Antenna Using Four Conical Helix Antennas
... as microstrip and SIW antennas in designing monopulse radar ...K-band microstrip patch monopulse antenna was designed by Jackson ...A microstrip monopulse antenna in millimeter-wave frequency was ...
9
Broadband Substrate Integrated Coaxial Line to Cbcpw Transition for Rat-Race Couplers and Dual-Band Couplers Design
... transmission line, a coupled line has advantages, such as compact size, flexible design parameters, and so ...coupled microstrip line, such as power dividers [21–24], filters [25, 26], ...
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