[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Samuel, 1947 - Google Patents

An oscillographic method of presenting impedances on the reflection-coefficient plane

Samuel, 1947

Document ID
14038436948394960027
Author
Samuel A
Publication year
Publication venue
Proceedings of the IRE

External Links

Snippet

A method is described which permits the direct presentation of the reflection-coefficient plane on an oscillograph. The theory is briefly outlined and photographs reproduced showing one simple form of equipment and the results which it yields. Mention is made of …
Continue reading at ieeexplore.ieee.org (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/28—Measuring attenuation, gain, phase shift or derived characteristics of electric four pole networks, i.e. two-port networks using network analysers Measuring transient response
    • G01R27/32—Measuring attenuation, gain, phase shift or derived characteristics of electric four pole networks, i.e. two-port networks using network analysers Measuring transient response in circuits having distributed constants, e.g. having very long conductors or involving high frequencies
    • 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
    • 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
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • 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
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/04—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant in circuits having distributed constants, e.g. having very long conductors or involving high frequencies
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R35/00—Testing or calibrating of apparatus covered by the preceding groups
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • 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
    • G01R31/08—Locating faults in cables, transmission lines, or networks
    • G01R31/11—Locating faults in cables, transmission lines, or networks using pulse reflection methods
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor

Similar Documents

Publication Publication Date Title
Samuel An oscillographic method of presenting impedances on the reflection-coefficient plane
US4721901A (en) Method and apparatus for reflection coefficient measurements
US5440236A (en) Calibrating a network analyzer by making multiple measurements on a common transmission line with a movable discontinuity
US2790143A (en) Magic tee bridge
Clifton Precision slotted-line impedance measurements using computer simulation for data correction
US2746015A (en) Method of and means for measuring impedance and related quantities
Cullen et al. Impedance measurement using a 6-port directional coupler
Somlo The locating reflectometer
Ely Swept-frequency techniques
US3238451A (en) Electromagnetic wave characteristic display apparatus including multiple probe means
US2760156A (en) Method and apparatus for determining phase angle and/or coupling sign in measuring microwave impedances
Alford et al. A wide band coaxial hybrid
Bachman A waveguide impedance meter for the automatic display of complex reflection coefficient
Gaffney Microwave measurements and test equipments
Beatty Impedance measurements and standards for uniconductor waveguide
US3522526A (en) Multiport radio frequency measuring and coupling circuits having matched input impedance at unknown port
Maxwell A 5 to 50 MHz direct-reading phase meter with hundredth-degree precision
Jordan et al. Permittivity measurements on low and medium loss liquids using a terminated coaxial line
Beatty The system of electromagnetic quantities at frequencies above 1 GHz
Beatty Magnified and squared VSWR responses for microwave reflection coefficient measurements
US3268807A (en) Instrumentation for displaying characteristics of electromagnetic wave devices
US3403334A (en) System for measurement of microwave delay line length
Jurkus A semi-automatic method for the precision measurement of microwave impedance
Yariv et al. Experimental procedure for the determination of cavity parameters
Wareham Technique of microwave measurements