Pursula et al., 2007 - Google Patents

Antenna effective aperture measurement with backscattering modulation

Pursula et al., 2007

View PDF
Document ID
15161134780254382025
Author
Pursula P
Hirvonen M
Jaakkola K
Varpula T
Publication year
Publication venue
IEEE Transactions on Antennas and Propagation

External Links

Snippet

A scattering measurement method for antenna characterization is described. The antenna backscattering is modulated by an oscillator circuit. The modulation begins, when a known RF power is transferred to the oscillator circuit from the antenna. This enables the …
Continue reading at aaltodoc.aalto.fi (PDF) (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/08—Measuring electromagnetic field characteristics
    • G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
    • G01R29/0878—Sensors; antennas; probes; detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/08—Measuring electromagnetic field characteristics
    • G01R29/0807—Measuring electromagnetic field characteristics characterised by the application
    • G01R29/0814—Field 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/08—Measuring electromagnetic field characteristics
    • G01R29/10—Radiation diagrams of aerials; Antenna testing in general
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/282—Testing of electronic circuits specially adapted for particular applications not provided for elsewhere
    • G01R31/2822—Testing of electronic circuits specially adapted for particular applications not provided for elsewhere of microwave or radiofrequency circuits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q1/00—Details of, or arrangements associated with, aerials
    • H01Q1/12—Supports; Mounting means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation

Similar Documents

Publication Publication Date Title
Nikitin et al. Sensitivity and impedance measurements of UHF RFID chips
Bassen et al. Electric field probes--A review
Pursula et al. Antenna effective aperture measurement with backscattering modulation
Bolomey et al. Electromagnetic modeling of RFID-modulated scattering mechanism. Application to tag performance evaluation
US4195262A (en) Apparatus for measuring microwave electromagnetic fields
Budka et al. A coaxial 0.5-18 GHz near electric field measurement system for planar microwave circuits using integrated probes
Salama et al. An embeddable microwave patch antenna module for civil engineering applications
Pursula et al. Backscattering-based measurement of reactive antenna input impedance
CN102158241B (en) Method and device for testing communication bit error rate of passive UHF radio frequency identification system
Pokovic et al. Advanced electromagnetic probes for near-field evaluations
Jomaa et al. Development of a 3D scanning system for magnetic near-field characterization
Kuga et al. Passive broadband harmonic sensor-tag using circular disk dipole antenna
Kuester et al. Simple test and modeling of RFID tag backscatter
EP1995599A1 (en) Method for determining an antenna parameter
Memarzadeh-Tehran et al. Optically modulated probe for precision near-field measurements
Alijani et al. Development of Closed-Form Formula for Quick Estimation of Antenna Factor
Nikitin et al. Measurement of backscattering from RFID tags
Jayawardana et al. Measurement system with a RFID tag antenna mounted on structural members for infrastructure health monitoring
Ishii et al. Impedance method for a shielded standard loop antenna
Kang et al. Design of a miniaturized printed multi-turn loop antenna for shielding effectiveness measurement
Kuzmin et al. The study of microwave range energy harvesting device
Azaro et al. On the relationship for the bistatic modulated scattering technique in scattering applications using scattering properties of antennas
Pursula et al. Antenna radiation characterization by backscattering modulation
Adel et al. 3D Passive RFID tag over-the-air measurement
Ghattas et al. Broadband optically modulated scatterer probe for near field measurements