reduced branch-line coupler
Miniaturization of Three-Section Branch-Line Coupler Using Diamond-Series Stubs Microstrip Line
... conventional branch-line coupler is that at low frequencies it will consume a significant amount of circuit area and provides a narrow fractional bandwidth of 10 to 20% ...cascading branch ...
9
A Miniaturized Filtering 3-dB Branch-Line Hybrid Coupler with Wide Suppression Band
... of branch-line hybrid couplers, such as using distributed capacitors [1], interdigitated shunt capacitors [2], transmission line with triple-stubs [3], metrical T-structures [4], polar curves [5] and ...
7
Realization of Miniaturized Quadrature Hybrid Coupler with Reduced Length Branch Arms Using Recursively Loaded Stubs
... A 70.4% miniaturized 3 dB branch line coupler at 2.45 GHz using recursively loaded stubs is presented in this paper. The proposed technique using recursively loaded stubs increases degree of design ...
10
A Miniaturized Branch-Line Coupler with Wideband Harmonics Suppression
... Branch-line coupler is one of the most fundamental components in microwave circuits, which has wide applications in balanced mixers, image rejection mixers, balanced amplifiers, power combiners, and ...
9
Compact Branch-Line Coupler with Harmonic Suppression Based on a Planar Simplified Dual Composite Right/Left-Handed Transmission Line Structure
... Branch-line coupler is an important passive component in practical microwave circuits, which is commonly used in the design of mixers, balanced amplifiers and power dividers, ...conventional ...
10
Realization of a Compact Branch-Line Coupler Using Quasi-Fractal Loaded Coupled Transmission-Lines
... compact branch-line coupler operating at 900 MHz is presented without the use of via-holes, multilayered technique, or ...proposed branch-line coupler’s performance is analogous to a ...
8
A new design method for a dual band branch line hybrid coupler
... a branch-line hybrid coupler is widely adopted in the design of dual-band dividers ...of branch-line coupler technique using eight two-step stubs has been reported ...the ...
7
A New Miniaturized Microstrip Branch-Line Coupler with Wide Suppression Band
... microstrip branch-line coupler with harmonic ...the coupler with shunt ...the branch-line coupler, Eccleston and Ong proposed a branch-line coupler ...
6
A New Miniaturized Microstrip Branch-Line Coupler with Good Harmonic Suppression
... microstrip branch-line coupler with harmonic ...the coupler with shunt ...the branch-line coupler, Eccleston et al. designed a branch-line coupler ...
6
Miniaturized Microstrip Branch-Line Coupler with Good Harmonic Suppression Based on Radial Stub Loaded Resonators
... the coupler with shunt ...area reduced to 24% of the conventional one together with 2nd and 3rd harmonics suppression at ...the coupler, a slow-wave BLC was proposed with its area reduced to ...
6
Compact Branch-Line Coupler for Harmonic Suppression
... quarter-wave branch results to increase of its circuit size and addition of an inductor in parallel with isolation ...the branch-line coupler with harmonic rejection will be proposed by virtue ...
7
A Novel Microstrip Branch-Line Coupler with Wide Suppression Band
... microstrip branch-line coupler with harmonic ...the coupler with shunt ...the branch-line coupler, Eccleston et al. proposed a branch-line coupler ...
5
Wideband coupler for butler matrix antenna beamforming
... wideband branch line ...wideband branch line coupler will be ...wideband branch line coupler and theory beyond its ...
24
A Novel Dual-Band Π-Shaped Branch-Line Coupler with Stepped-Impedance Stubs
... take 20 Ω–120 Ω as an achievable impedance range, one can utilize all possible impedance ratios (i.e., 0.2 < α < 6) to fabricate the proposed coupler. Since the minimum of α is 0.2, couplers aiming to be ...
10
Design of Planar Dual-Band Branch-Line Coupler with Π-Shaped Coupled Lines
... microstrip branch-line coupler is designed to have dual-band ...transmission line for dual-band ...coupled line in which one has two ends while the other has open stubs attached to its ...
8
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
Compact Slow-Wave Branch-Line Coupler Using Crossing Bond Wires
... So, physical length of 50 Ω and 35.35 Ω branch-line are 5a + 6g = 5 × 0.5 + 6 × 0.2 = 3.7 mm and 5c + 6e = 5 × 0.7 + 6 × 0.2 = 4.7 mm, whereas a quarter-wavelength branch is 15.3 mm on ROOC 4003 ...
5
Compact Branch-Line Coupler Using Uniplanar Spiral Based CRLH-TL
... Microstrip branch-line couplers, which offer equal amplitude and 90-degree phase shift between two out-ports, have been widely used in microwave circuits and systems, such as adaptive antenna arrays, ...
7
Closed-Form Design Formulations of Arbitrary Phase Delay Crossover Based on Admittance Matrix
... Coupler is an important and fundamental component in microwave circuits and antenna systems [1–15]. Recently, there has been a growing demand for investigating crossover (the special case of coupler) for ...
9
Miniaturized Branch-Line Coupler with Wide Upper Stopband Using Right-Angled Triangle Artificial Transmission Line
... Abstract—Based on a novel right-angled triangle artificial line, a branch-line coupler is designed in this letter. The measured results indicate that the proposed branch-line ...
6