stepped impedance resonators
Synthesis and Investigation of Three-Section Microstrip Filter on Folded Dual-Mode Stepped-Impedance Resonators
... single-mode resonators [8, ...dual-mode resonators were formulated later ...folded stepped- impedance resonators were built there ...
12
A Novel Triple Passband Filter Design Method Based on Stepped Impedance Resonators
... three-section stepped impedance resonators on a single- layer ...the impedance ratios and physical lengths of SIRs, three passbands can be ...
13
Planar Microstrip Bandpass Filter with Wide Dual Bands Using Parallel-Coupled Lines and Stepped Impedance Resonators
... and stepped-impedance-resonators ...low impedance rectangular ...suitable impedance ratio. Then, a low impedance resonator is placed between the pair of PCML-SIR to generate ...
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Novel Microstrip Bandpass Filters Using Direct-Coupled Triangular Stepped-Impedance Resonators for Spurious Suppression
... The proposed spurious-suppressed TSIRs are implemented for the bandpass filter design based on the direct-coupled-resonator structure. Fig. 1(b) shows that the three-pole experimental filter consists of three offset ...
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Compact Tri-Band Bandpass Filter for WLAN and WiMAX Using Tri-Section Stepped-Impedance Resonators
... A compact tri-band microstrip bandpass filter with high selectivity for WLAN and WiMAX applications is designed using tri-section stepped-impedance resonators. Three tunable passbands are generated ...
6
A Dual-Band Bandpass Filter Having Wide and Narrow Bands Simultaneously Using Multilayered Stepped Impedance Resonators
... the stepped impedance resonators (SIRs) in multilayered structure, the dual-band responses with wide and narrow bands simultaneously can be ...
9
Miniaturized Microstrip Dual-Band Bandstop Filters Using Tri-Section Stepped-Impedance Resonators
... Kuo et al. utilized a rigorous approach for designing dual-band bandpass filters in parallel-coupled and vertical-stacked configurations with stepped-impedance resonators [3]. The composite ...
12
High Selectivity Filter Employing Stepped Impedance Resonators,Series Capacitors and Defected Ground Structures for Ultra Wide Band Applications
... using stepped impedance resonator (SIR) circuits formed by high impedance folded inductive stub along with a low impedance capacitive ...folded Stepped Impedance ...
9
Compact Quad-Channel Diplexer Using Defected Stepped Impedance Resonators
... Abstract—This paper proposes a new compact quad-channel diplexer (2.45/4.2 GHz and 3.5/5.2 GHz) using defected stepped impedance resonators (DSIRs). The proposed quad-channel diplexer is composed of ...
7
Design of a Compact and High Selectivity Tri-Band Bandpass Filter Using Asymmetric Stepped-Impedance Resonators (Sirs)
... asymmetric stepped-impedance resonators (SIRs) is ...the impedance and electrical length ratios of the asymmetric SIRs, the tri-band BPF is ...
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Design of a Dual-Mode Dual-Band Filter Using Stepped Impedance Resonators
... Modern development in wireless communication systems has increased demands for dual-band bandpass filter. To meet the demands, much research has been done. In [1], a dual-band bandpass filter was implemented by a cascade ...
8
Miniature Triple-Mode Diplexer with Good Selectivity
... single-mode resonators. The notable resonators are open loop resonators, hairpin line resonators, stepped impedance resonators, quarter-wavelength resonators, and ...
6
A Novel Quad-Band Bandstop Filter Based on Coupled-Line and Shorted Stub-Loaded Half-Wavelength Microstrip Resonator
... multiple resonators. The loaded resonators are shunt-connected with the transmission line through tapped lines [2–6] or coupling lines ...shorted Stepped Impedance Resonators (SIRs) ...
6
A Miniaturized Bandpass Filter with Controllable Harmonic by Using Split Impedance Resonators
... split impedance resonators is proposed. The proposed split impedance resonator is based on the theories of the basic parallel impedance formula and stepped impedance ...
8
A Broadband Microwave Gain Equalizer
... solve this problem, the gain equalizer proposed here is fulfilled by open stepped impedance resonators (SIRs) with thin film resistance integrated. This structure provides a new adjustable parameter, ...
10
Novel Compact Tri-Band Bandpass Filter Using Multi-Stub-Loaded Resonator
... of resonators, stepped-impedance resonators (SIR) and stub-loaded resonators, ...of resonators. Each set of resonators operates at a passband, resulting in controllable ...
7
A New Approach of Dual-Band Filters by Stepped Impedance Simplified Cascaded Quadruplet Resonators with Slot Coupling
... 10]. Stepped impedance resonator (SIR) can control second passband by adjusting the impedance ratio and electric lengths of ...relevant impedance or strip width ratio, the dual-band filters ...
10
Compact Tri-Band Bandpass Filter Based on Hybrid Resonator with Improved Selectivity Performances
... Classical resonators include stub-loaded resonators (SLRs), and stepped-impedance resonators (SIRs) were widely used to design tri- band BPFs ...loaded resonators were used to ...
7
Microstrip Bandpass Filters Based on Inductive-Coupled Stepped-Impedance Quarter-Wavelength Resonators
... quarter-wavelength stepped- impedance resonators is ...the resonators can be easily controlled by the length of the short-end ...wavelength stepped-impedance ...
6
SIW Diplexer Loaded with Complementary Stepped Impedance S-Shaped Resonators
... on stepped impedance resonators provide much better isolation due to equal velocities division in even and odd mode waves [3, 4, ...ring resonators (CSRRs) and substrate integrated waveguide ...
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