Articles with "reflectionless" as a keyword



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Design of the Reflectionless Absorber Based on the Principle of Band Stop Reflectionless Filter

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Published in 2021 at "IEEE Transactions on Antennas and Propagation"

DOI: 10.1109/tap.2020.3048523

Abstract: In this article, a design method for the reflectionless absorber (RLA) is proposed based on the principle of the band-stop reflectionless filter (RLF). Compared with the traditional absorbing structures, the RLA can effectively absorb the… read more here.

Keywords: reflectionless; based principle; reflectionless absorber; band ... See more keywords
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High-Performance Common- and Differential-Mode Reflectionless Balanced Band-Pass Filter Using Coupled Ring Resonator

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Published in 2022 at "IEEE Transactions on Circuits and Systems II: Express Briefs"

DOI: 10.1109/tcsii.2021.3103535

Abstract: In this brief, for the first time, we propose common-mode (CM) and differential-mode (DM) reflectionless balanced bandpass filters (BPFs) using half-wavelength ring resonator. By loading absorptive stubs at input/output ports and the ends of the… read more here.

Keywords: mode reflectionless; differential mode; reflectionless balanced; reflectionless ... See more keywords
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High-Order Input-Reflectionless Bandpass/Bandstop Filters and Multiplexers

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Published in 2019 at "IEEE Transactions on Microwave Theory and Techniques"

DOI: 10.1109/tmtt.2019.2924975

Abstract: A coupling-matrix approach for the theoretical design of a type of input-reflectionless RF/microwave bandpass filters (BPFs) and bandstop filters (BSFs) is presented. They are based on diplexer architectures with arbitrary-order bandpass and bandstop filtering channels… read more here.

Keywords: bandpass; input reflectionless; reflectionless; order ... See more keywords
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Generic and Versatile Reflectionless Filter Topology and Its Applications to Distributed-Element Reflectionless Bandpass Filters

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Published in 2021 at "IEEE Transactions on Microwave Theory and Techniques"

DOI: 10.1109/tmtt.2021.3070021

Abstract: In this article, we present a new generic reflectionless filter topology that can be used in designing not only a filter having zero reflection at one port but also a filter having zero reflection at… read more here.

Keywords: methodology; reflectionless; reflectionless filter; topology ... See more keywords
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High-Selectivity Narrow- and Wide-band Input-Reflectionless Bandpass Filters with Intercoupled Dual-Behavior Resonators

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Published in 2020 at "IEEE Transactions on Plasma Science"

DOI: 10.1109/tps.2020.2968481

Abstract: Two novel classes of high-selectivity input-reflectionless bandpass filters (BPFs) with narrow- and wide-band characteristics and out-of-band transmission zeros (TZs) are presented. These input-reflectionless BPFs, which are based on a complementary-duplexer approach, respectively, exploit intercoupled short-/open-ended… read more here.

Keywords: reflectionless; input reflectionless; band; reflectionless bandpass ... See more keywords
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Wave diffraction by a reflectionless half-plane.

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Published in 2017 at "Applied optics"

DOI: 10.1364/ao.56.009293

Abstract: The concept of reflectionless surface is put forth, and its reflection and transmission coefficients are determined by using the scattered geometrical optics fields of transmissive and perfectly electric conducting surfaces. The boundary condition of the… read more here.

Keywords: reflectionless half; reflectionless; wave diffraction; optics ... See more keywords
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Switching of the direction of reflectionless light propagation at exceptional points in non-PT-symmetric structures using phase-change materials.

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Published in 2017 at "Optics express"

DOI: 10.1364/oe.25.027283

Abstract: We introduce a non-parity-time-symmetric three-layer structure, consisting of a gain medium layer sandwiched between two phase-change medium layers for switching of the direction of reflectionless light propagation. We show that for this structure unidirectional reflectionlessness… read more here.

Keywords: propagation; phase; direction; phase change ... See more keywords
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Design of a Switchable Filter for Reflectionless-Bandpass-to-Reflectionless-Bandstop Responses

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Published in 2023 at "Micromachines"

DOI: 10.3390/mi14020424

Abstract: In this paper, a switchable filter based on the microstrip line (ML) with reflectionless-bandpass-to-reflectionless-bandstop responses is designed, theoretically validated, and fabricated. This single-port reflectionless bandpass filter (R-BPF) consists of a BPF and a shunt-connected bandstop… read more here.

Keywords: reflectionless bandstop; filter; reflectionless; reflectionless bandpass ... See more keywords