Nothing Special   »   [go: up one dir, main page]

Harima, 2010 - Google Patents

Accurate gain determination of LPDA by considering the phase center

Harima, 2010

View PDF
Document ID
142397394244208263
Author
Harima K
Publication year
Publication venue
IEICE Electronics Express

External Links

Snippet

A numerical simulation of gain measurement performed using the three-antenna method for a log-periodic dipole array antenna (LPDA) is presented. The electromagnetic simulation is based on the finite integration method. The gain variation attributable to measurement …
Continue reading at www.jstage.jst.go.jp (PDF) (other versions)

Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q9/00Electrically-short aerials having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04Resonant aerials
    • H01Q9/16Resonant aerials with feed intermediate between the extremities of the aerial, e.g. centre-fed dipole
    • H01Q9/26Resonant aerials with feed intermediate between the extremities of the aerial, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q9/00Electrically-short aerials having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04Resonant aerials
    • H01Q9/16Resonant aerials with feed intermediate between the extremities of the aerial, e.g. centre-fed dipole
    • H01Q9/28Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/08Measuring electromagnetic field characteristics
    • G01R29/0807Measuring electromagnetic field characteristics characterised by the application
    • G01R29/0814Field measurements related to measuring influence on or from apparatus, components or humans, e.g. in ESD, EMI, EMC, EMP testing, measuring radiation leakage; detecting presence of micro- or radiowave emitters; dosimetry; testing shielding; measurements related to lightning
    • G01R29/0821Field measurements related to measuring influence on or from apparatus, components or humans, e.g. in ESD, EMI, EMC, EMP testing, measuring radiation leakage; detecting presence of micro- or radiowave emitters; dosimetry; testing shielding; measurements related to lightning rooms and test sites therefor, e.g. anechoic chambers, open field sites or TEM cells
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/08Measuring electromagnetic field characteristics
    • G01R29/10Radiation diagrams of aerials; Antenna testing in general
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q1/00Details of, or arrangements associated with, aerials
    • H01Q1/12Supports; Mounting means
    • H01Q1/22Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q9/00Electrically-short aerials having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04Resonant aerials
    • H01Q9/30Resonant aerials with feed to end of elongated active element, e.g. unipole
    • H01Q9/40Element having extended radiating surface
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q21/00Aerial arrays or systems
    • H01Q21/06Arrays of individually energised active aerial units similarly polarised and spaced apart
    • H01Q21/061Two dimensional planar arrays
    • H01Q21/065Patch antenna array
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q9/00Electrically-short aerials having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04Resonant aerials
    • H01Q9/0407Substantially flat resonant element parallel to ground plane, e.g. patch antenna
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q21/00Aerial arrays or systems
    • H01Q21/24Combinations of aerial elements or aerial units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q13/00Waveguide horns or mouths; Slot aerials; Leaky-waveguide aerials; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/10Resonant slot aerials
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q25/00Aerials or aerial systems providing at least two radiating patterns

Similar Documents

Publication Publication Date Title
Nel et al. The measurement of complex antenna transfer functions for ultra-wideband antennas in a compact range [measurements corner]
CN102798778A (en) Modeling method for signal transmission step of internal field antenna measurement system
Khaleghi Diversity techniques with parallel dipole antennas: Radiation pattern analysis
Harima Accurate gain determination of LPDA by considering the phase center
Mikulasek et al. Antennas utilized for intra-vehicle 3–11GHz and 55–65GHz channel measurement
Harima Numerical simulation of far-field gain determination at reduced distances using phase center
Harima Accurate gain measurement for millimeter-wave horn and open-ended waveguide antennas
Thite et al. Wideband VHF/UHF antennas for UAV platform with RCS approach
Harima et al. Determination of gain for pyramidal-horn antenna on basis of phase center location
Hannachi et al. A compact, high gain and high efficiency 8× 2 patch antenna array for 60 GHz communication systems
Rajendran et al. Phased antenna array design for L-band aerospace detection of radiolytic components
Zhu et al. Analysis of HF receiving antenna SNR and application
Kaldjob et al. Impedance measurement of properly excited small balanced antennas
Harima Determination of gain of double-ridged guide horn antenna by considering phase center
Långberg et al. Design of a size reduced antenna array for angle of arrival (aoa) estimation for ble 5.1
Harima Numerical Simulation for Accurate Gain Measurement of LPDA
Goncalves et al. Compact antennas pattern measurement setup at 240 GHz
Sapuan et al. A fast and accurate analytical method based on input impedance for antenna directivity [Antenna Applications Corner]
Murali et al. Size reduction of Yagi-Uda Antenna by altering the diameter and spacing between the elements
Cheng Nextrad antenna design: X-band dual polarised conical horn antenna
Wu et al. Double-ridged Horn Antenna for Electromagnetic Scattering Measurement Experiment
Galleto et al. Y-Shaped Dipole High-Frequency Antenna Analysis: An Overview Design as Alternative for Microstrip Antennas
Ploshchyk et al. Analysis of Antenna System S-Parameters in Wireless Communication Networks Using HFSS: Role and Significance in Wi-Fi and 5G
Kuchina et al. Electrodynamic Model of Conical Horn Antenna Radiation Fields for Purposes of Electromagnetic Safety
Constantin et al. Radiation from Common Mode Currents on Coaxial Lines Feeding Small Monopole Antennas