[go: up one dir, main page]

Lagarkov et al., 2001 - Google Patents

Electrodynamic Properties of Simple Bodies Made of Materials with Negative Permeability and Negative Permittivity.

Lagarkov et al., 2001

Document ID
17957910741078582585
Author
Lagarkov A
Kisel V
Publication year
Publication venue
Doklady physics

External Links

Snippet

Studies the electrodynamic properties of simple bodies made of materials with negative permeability and negative permittivity. Field distributions and electrodynamic properties of certain models; Possibility of using materials with a negative refractive index as …
Continue reading at search.ebscohost.com (other versions)

Classifications

    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q19/00—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic
    • H01Q19/10—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic using reflecting surfaces
    • H01Q19/12—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
    • H01Q19/13—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic using reflecting surfaces wherein the surfaces are concave the primary radiating source being a single radiating element, e.g. a dipole, a slot, a waveguide termination
    • H01Q19/132—Horn reflector antennas; Off-set feeding
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q19/00—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic
    • H01Q19/10—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic using reflecting surfaces
    • H01Q19/18—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces
    • H01Q19/19—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q19/00—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic
    • H01Q19/06—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic using refracting or diffracting devices, e.g. lens
    • H01Q19/08—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic using refracting or diffracting devices, e.g. lens for modifying the radiation pattern of a radiating horn in which it is located
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q19/00—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic
    • H01Q19/06—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic using refracting or diffracting devices, e.g. lens
    • H01Q19/062—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic using refracting or diffracting devices, e.g. lens for focusing
    • 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
    • H01Q15/0013—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices working as frequency-selective reflecting surfaces, e.g. FSS, dichroic plates, surfaces being partly transmissive and reflective
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot aerials; Leaky-waveguide aerials; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/20—Non-resonant leaky-waveguide or transmission-line aerials; Equivalent structures causing radiation along the transmission path of a guided wave
    • 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
    • H01Q15/14—Reflecting surfaces; Equivalent structures
    • 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
    • H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q19/00—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic
    • H01Q19/02—Details
    • H01Q19/021—Means for reducing undesirable effects
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot aerials; Leaky-waveguide aerials; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/10—Resonant slot aerials
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q1/00—Details of, or arrangements associated with, aerials
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q25/00—Aerials or aerial systems providing at least two radiating patterns

Similar Documents

Publication Publication Date Title
Ufimtsev Comments on diffraction principles and limitations of RCS reduction techniques
Lagarkov et al. Electrodynamic Properties of Simple Bodies Made of Materials with Negative Permeability and Negative Permittivity.
Oraizi et al. Combination of MLS, GA & CG for the reduction of RCS of multilayered cylindrical structures composed of dispersive metamaterials
Shin et al. Analysis of transmission loss and boresight error of a curved FSS radome-enclosed antenna
Paraskevopoulos et al. Analytical formulas for refractive indices of a telescopic GRIN lens for aperture magnification
CN108682968B (en) A single-feed three-beam low RCS metasurface angle reflector antenna
Vinogradov et al. Radar cross-section studies of spherical lens reflectors
Chabory et al. Computation of electromagnetic scattering by multilayer dielectric objects using Gaussian beam based techniques
CN102800992B (en) A kind of Cassegrain metamaterial antenna
Sukharevsky et al. Scattering and radiation characteristics of antenna systems under nose dielectric radomes
Hung et al. Parametric analysis of negative and positive refractive index lens antenna by ANSYS HFSS
Sukharevsky et al. Scattering of reflector antenna with conic dielectric radome
Ahsan et al. Ray tracing technique for shaping a dual reflector antenna system
CN105305096A (en) Design method of compact plane structure parabolic reflector antenna based on meta-material
Wang et al. A high‐gain bow‐tie antenna with phase gradient metasurface lens
CN112380643B (en) Near-field electromagnetic scattering modeling method for plasma coated target
Katsenelenbaum et al. Reducing the backscattering via complex impedance coating
TWI699541B (en) Radar device with side lobe suppression
RU2225059C2 (en) Radar reflector
Panda Modeling of Luneburg Lens for Broadband Communication
Hanayama et al. Analysis of radiation characteristics of a polyhedron‐approximate reflector antenna using the aperture integration method and the current distribution method
Velichko et al. Influence of graphene coating of the elements in a two-dimensional parabolic mirror consisting of parallel cylinders on radio wave focusing
Shahzad et al. High-frequency energy distribution of a plasma coated paraboloid reflector
Tan et al. A Hybrid Method for Wave Propagation Through Large Dielectric Radome
McMillan et al. A model for determination of radome transmission, reflection, depolarization, loss, and effects on antenna patterns