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
materials
apparatus
device
dielectric properties
measuring dielectric
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