[go: up one dir, main page]

Lu et al., 2017 - Google Patents

Design of compact dual-mode bandpass filter based on a new fractal resonator

Lu et al., 2017

Document ID
985746446541851525
Author
Lu H
Xie T
Huang J
Yuan N
Li Q
Publication year
Publication venue
2017 7th IEEE International Symposium on Microwave, Antenna, Propagation, and EMC Technologies (MAPE)

External Links

Snippet

In this paper, a geometrically symmetrical fractal structure is proposed and its generation process is illustrated in detail. A new fractal resonator is produced by etching the proposed fractal geometry on the surface of a dual-mode meandered loop resonator. Based on the …
Continue reading at ieeexplore.ieee.org (other versions)

Classifications

    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/203—Strip line filters
    • H01P1/20327—Electromagnetic interstage coupling
    • H01P1/20354—Non-comb or non-interdigital filters
    • H01P1/20381—Special shape resonators
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
    • H01P1/2135—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies using strip line filters
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/32—Non-reciprocal transmission devices
    • H01P1/38—Circulators
    • H01P1/383—Junction circulators, e.g. Y-circulators
    • H01P1/387—Strip line circulators
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/207—Hollow waveguide filters
    • H01P1/208—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
    • H03H7/1775—Parallel LC in shunt or branch path
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q9/00—Electrically-short aerials having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant aerials
    • H01Q9/30—Resonant aerials with feed to end of elongated active element, e.g. unipole
    • H01Q9/40—Element having extended radiating surface
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/12—Coupling devices having more than two ports
    • H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q9/00—Electrically-short aerials having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant aerials
    • H01Q9/16—Resonant aerials with feed intermediate between the extremities of the aerial, e.g. centre-fed dipole
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves
    • H03H9/6423—Means for obtaining a particular transfer characteristic
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/10—Auxiliary devices for switching or interrupting
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/0153—Electrical filters; Controlling thereof
    • H03H7/0161—Bandpass filters
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/0115—Frequency selective two-port networks comprising only inductors and capacitors
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction, or polarisation of waves radiated from an aerial, e.g. quasi-optical devices
    • H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices

Similar Documents

Publication Publication Date Title
Chen et al. A simple and effective method for microstrip dual-band filters design
Lin et al. A compact filtering microstrip antenna with quasi-elliptic broadside antenna gain response
Sun et al. Multiple-resonator-based bandpass filters
Wei et al. Compact UWB bandpass filter with triple-notched bands using triple-mode stepped impedance resonator
Gao et al. Compact notched ultra-wideband bandpass filter with improved out-of-band performance using quasi electromagnetic bandgap structure
Gómez-García et al. Microwave transversal six-band bandpass planar filter for multi-standard wireless applications
Nouri et al. A Compact Negative Group Delay Microstrip Diplexer with Low Losses for 5G Applications: Design and Analysis
Yang et al. Design of a K-Band Chip Filter With Three Tunable Transmission Zeros Using a Standard 0.13-$\mu\hbox {m} $ CMOS Technology
CN113922091B (en) Dual-frequency broadband filter antenna based on microstrip patch and substrate integrated waveguide resonator
Lu et al. Design of compact dual-mode bandpass filter based on a new fractal resonator
Deng et al. Novel broadside-coupled bandpass filters using both microstrip and coplanar-waveguide resonators
Sun et al. A miniaturization dual-passband microwave filter based on load-coupled open stub lines
CN217114739U (en) Miniaturized ultra wide band pass filter
Mehrshahi et al. Substrate integrated waveguide filters with stopband performance improvement
Almansour et al. Ultra-wideband (UWB) microstrip bandstop filter with transmission zeros
Lee et al. MMR-based band-notched UWB bandpass filter design
Firmansyah et al. Compact UWB bandpass filter based on crossed dumbbell-stub with notch band using defected microstrip structure
Abraham et al. Ultra broadband 1-6GHz and 6-10GHz Bandpass Filters for Frequency Multiplexer
Lu et al. Design of dual-mode dual-band microstrip bandpass filter based on Sierpinski fractal geometry
Wang et al. Design of compact transversal wideband bandpass filter with wide upper stopband
EP3853941B1 (en) A radio frequency pass-band filter
Lu et al. Dual-mode dual-band microstrip bandpass filter with high selection performance
Lu et al. Design of miniaturized dual-mode microstrip bandpass filter based on a novel fractal resonator
Li et al. Compact lowpass filter with wide stopband using novel double-folded SCMRC structure with parallel open-ended stub
Lo et al. Design of dual-band bandpass filter using stub-loaded resonator with source-load coupling and spur-line at 2.45/5.5 GHz for WLAN applications