Marchand balun
Compact Wideband Differential Bandpass Filter Using a Marchand Balun
... Abstract—A novel compact wideband differential bandpass filter with wideband common mode suppression using a Marchand balun is presented in this paper. Open/shorted coupled lines and stubs are used to improve ...
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Unique-Planar Vialess Marchand Balun with Novel Method of Measurement
... vialess Marchand balun facilitating the fabrication and assembling has been presented and a novel back-to- back measured method has been proposed for saving the cost of balun testing, in which ...
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A Compact Balun Based on Microstrip EBG Cell and Interdigital Capacitor
... planar balun with a center frequency fixed at 3 GHz was designed and implemented, as shown in ...conventionally Marchand balun at the center frequency of 3 ...fabricated balun is measured and ...
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A Compact Double-Balanced Star Mixer with Novel Dual 180° Hybrid
... circuit board (PCB) as shown in Fig. 4. The FR-4 PCB with a dielectric constant of 4.4 and thickness of 0.8 mm was employed. In the proposed hybrid, the transmission line values of the power divider length and width were ...
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A Complex Impedance-Transforming Coupled-Line Balun
... planar balun circuits, the power-divider and phase shifter based balun [1], Marchand balun [2], and branch-line balun [3–6] are very popular due to their easy realization and low ...
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Compact 30:1 Bandwidth Ratio Balun for Printed Balanced Antennas
... In order to reduce the circuit dimension, baluns based on low-temperature co-fired ceramic (LTCC) technology and COMS technologies were presented in [1–3], respectively, yet the multilayer process increases the complexity ...
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Planar Wideband Balun with Novel Slotline T-Junction Transition
... coupled-line balun [2] and a compact balun based on microstrip EBG cell [3] have bandwidths of 19% and 20%, ...CPW balun is designed in [4], which can achieve good electrical performance but only has ...
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Dual-Band and Wideband Design of a Printed Dipole Antenna Integrated with Dual-Band Balun
... integrated balun feed is given in this ...without balun is optimized and operates at ...modified Marchand balun is introduced for dual-band operation, which can provide two resonances in each ...
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The Miniature Frequency Doubler Using Compensated Capacitive Line in Balun
... In this letter, a compact 20–44 GHz frequency doubler, based on multi-coupled lines topology, is presented. Employing the extra coupled line to increase capacitors can reduce the coupled line length in the ...
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Wideband Balun Bandpass Filter Based on Substrate Integrated Waveguide and CSRRs
... known, balun is a three-port network and can be applied to transfer the input unbalanced signal into two output balanced signals with 180 out-of-phase difference such as in the active push-pull amplifiers, balanced ...
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Universal Compensation Method for Trans-Directional Coupled-Line Based Planar Balun with Connecting Segment
... to Marchand balun, a connecting segment is also needed by the TRD-CL based planar balun in practice, which deteriorates the input match and output ...for Marchand baluns and are not suitable ...
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Wideband Balun Bandpass Filter Based on a Balanced Circuit
... wideband balun filter based on a symmetric four-port balanced circuit is proposed in this ...the balun bandpass ...proposed balun bandpass filter, excellent in-band balance performance (amplitude and ...
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Evaluating Population Origins and Interpretations of Identity: a Case Study of the Lemba of South Africa
... Hartmann’s role in shifting the attention of oriental studies from the ancient to modern world, but his primary contribution to the field was inspiring a young Carl Becker to abandon traditional philology in favor of ...
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A Compact Linear Tapered Slot Antenna with Integrated Balun for UWB Applications
... integrated balun and a linear tapered slot antenna. The integrated balun based on a microstrip to slotline transition is applied to improve the matching ...This balun can be well integrated to the ...
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Differential Active Balun Design for WiMAX Applications
... Some of RF front-end circuits are often designed as differential circuits. Fully-differential approach is usually preferred in RFIC design due to its advantages, particularly the high immunity to common-mode noises, ...
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A High Performance Balun Bandpass Filter with Very Simple Structure
... performance balun bandpass filter (BPF) with very simple structure is proposed in this letter, this structure realizes superior performance in bandpass filtering meanwhile with good differential performance of the ...
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Miniaturized balanced antenna with integrated balun for practical LTE applications
... planar balun was located on the opposite side as depicted in ...the balun were wisely designated to be exactly in direct position underneath the antenna feeding point on the upper sheet of the ...band ...
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Wideband on-Chip K-Band RF Front-End for Vehicular FMCW Radar Applications in 0.18 μm CMOS Process
... The Marchand type balun is applied to the mixer LO port not only for single-ended to differential port conversion, but obtainment of wide bandwidth, as ...imbalance, Marchand type baluns are ...
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Liquefaction features produced by the 2010-2011 Canterbury earthquake sequence in southwest Christchurch, New Zealand, and preliminary assessment of Paleoliquefaction features
... Abstract Liquefaction features and the geologic environment in which they formed were carefully studied at two sites near Lincoln in southwest Christchurch. We undertook geomorphic mapping, excavated trenches, and ...
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A Compact and Broadband Balun Design for LTE Applications
... wideband balun that accomplishes both a size reduction and the potential to simultaneously cover the whole frequency band of LTE from 700 MHz to 2600 ...proposed balun has come up with less complexity than ...
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