GB2293017B - Device and apparatus for measuring dielectric properties of materials - Google Patents

Device and apparatus for measuring dielectric properties of materials

Info

Publication number
GB2293017B
GB2293017B GB9503975A GB9503975A GB2293017B GB 2293017 B GB2293017 B GB 2293017B GB 9503975 A GB9503975 A GB 9503975A GB 9503975 A GB9503975 A GB 9503975A GB 2293017 B GB2293017 B GB 2293017B
Authority
GB
Grant status
Grant
Patent type
Prior art keywords
device
apparatus
measuring
dielectric
properties
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
GB9503975A
Other versions
GB9503975D0 (en )
GB2293017A (en )
Inventor
Tsing Yee Amy Chan
Marianne Odlyha
Original Assignee
Tsing Yee Amy Chan
Marianne Odlyha
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Grant date

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2617Measuring dielectric properties, e.g. constants
    • G01R27/2635Sample holders, electrodes or excitation arrangements, e.g. sensors or measuring cells
    • G01R27/2647Sample holders, electrodes or excitation arrangements, e.g. sensors or measuring cells of coaxial or concentric type, e.g. with the sample in a coaxial line
    • G01R27/2652Sample holders, electrodes or excitation arrangements, e.g. sensors or measuring cells of coaxial or concentric type, e.g. with the sample in a coaxial line open-ended type, e.g. abutting against the sample
GB9503975A 1994-09-09 1995-02-28 Device and apparatus for measuring dielectric properties of materials Expired - Lifetime GB2293017B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9418183A GB9418183D0 (en) 1994-09-09 1994-09-09 Non-destructive method for determination of polar molecules on rigid and semi-rigid substrates
GB9503975A GB2293017B (en) 1994-09-09 1995-02-28 Device and apparatus for measuring dielectric properties of materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9503975A GB2293017B (en) 1994-09-09 1995-02-28 Device and apparatus for measuring dielectric properties of materials

Publications (3)

Publication Number Publication Date
GB9503975D0 GB9503975D0 (en) 1995-04-19
GB2293017A true GB2293017A (en) 1996-03-13
GB2293017B true GB2293017B (en) 1999-01-27

Family

ID=26305595

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9503975A Expired - Lifetime GB2293017B (en) 1994-09-09 1995-02-28 Device and apparatus for measuring dielectric properties of materials

Country Status (1)

Country Link
GB (1) GB2293017B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI111298B (en) * 1999-11-16 2003-06-30 Delfin Technologies Ltd A method for measuring skin moisture, and the application process unit

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4544880A (en) * 1982-04-28 1985-10-01 General Motors Corporation Microwave probe for measurement of dielectric constants
GB2166249A (en) * 1984-10-26 1986-04-30 Exxon Production Research Co Determining electrical properties of rock
US5059914A (en) * 1989-07-11 1991-10-22 Aerospatiale Societe Nationale Industrielle Microwave device for the continuous measurement of the viscosity of a viscous medium
US5233306A (en) * 1991-02-13 1993-08-03 The Board Of Regents Of The University Of Wisconsin System Method and apparatus for measuring the permittivity of materials

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4544880A (en) * 1982-04-28 1985-10-01 General Motors Corporation Microwave probe for measurement of dielectric constants
GB2166249A (en) * 1984-10-26 1986-04-30 Exxon Production Research Co Determining electrical properties of rock
US5059914A (en) * 1989-07-11 1991-10-22 Aerospatiale Societe Nationale Industrielle Microwave device for the continuous measurement of the viscosity of a viscous medium
US5233306A (en) * 1991-02-13 1993-08-03 The Board Of Regents Of The University Of Wisconsin System Method and apparatus for measuring the permittivity of materials

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
IEEE Transactions on Microwave Theory and Techniques vol 40 No 1 January 1992 pages 143-150 *

Also Published As

Publication number Publication date Type
GB9503975D0 (en) 1995-04-19 grant
GB2293017A (en) 1996-03-13 application

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20150227