BR9504681A - Measurement of the thickness of metallic layers on insulating sheets - Google Patents

Measurement of the thickness of metallic layers on insulating sheets

Info

Publication number
BR9504681A
BR9504681A BR9504681A BR9504681A BR9504681A BR 9504681 A BR9504681 A BR 9504681A BR 9504681 A BR9504681 A BR 9504681A BR 9504681 A BR9504681 A BR 9504681A BR 9504681 A BR9504681 A BR 9504681A
Authority
BR
Brazil
Prior art keywords
measurement
thickness
metallic layers
insulating sheets
sheets
Prior art date
Application number
BR9504681A
Other languages
Portuguese (pt)
Inventor
Oliveira Lopes Paul Henriqu De
Original Assignee
Brasilia Telecom
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
Application filed by Brasilia Telecom filed Critical Brasilia Telecom
Priority to BR9504681A priority Critical patent/BR9504681A/en
Priority to CA002232162A priority patent/CA2232162A1/en
Priority to CN96197731A priority patent/CN1121604C/en
Priority to PL96326356A priority patent/PL326356A1/en
Priority to JP9512253A priority patent/JPH11512526A/en
Priority to CZ98836A priority patent/CZ83698A3/en
Priority to KR10-1998-0702011A priority patent/KR100467116B1/en
Priority to PCT/BR1996/000041 priority patent/WO1997011332A1/en
Publication of BR9504681A publication Critical patent/BR9504681A/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • G06K7/082—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors
    • G06K7/083—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors inductive
    • G06K7/086—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors inductive sensing passive circuit, e.g. resonant circuit transponders
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
BR9504681A 1995-09-18 1995-09-18 Measurement of the thickness of metallic layers on insulating sheets BR9504681A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
BR9504681A BR9504681A (en) 1995-09-18 1995-09-18 Measurement of the thickness of metallic layers on insulating sheets
CA002232162A CA2232162A1 (en) 1995-09-18 1996-09-17 Device and process for determining film thickness and pattern register in cells plated on inductive debit cards
CN96197731A CN1121604C (en) 1995-09-18 1996-09-17 Device and process for determining film thickness and pattern register in cells plated on inductive debit cards
PL96326356A PL326356A1 (en) 1995-09-18 1996-09-17 Apparatus for and method of determining thickness of a layer and pattern record in cells applied onto induction-type debit cards
JP9512253A JPH11512526A (en) 1995-09-18 1996-09-17 Apparatus and method for measuring film thickness and pattern register in cells plated on induction debit cards
CZ98836A CZ83698A3 (en) 1995-09-18 1996-09-17 Process and apparatus for determining thickness of film and covering of pattern of cells being plated on induction payment cards
KR10-1998-0702011A KR100467116B1 (en) 1995-09-18 1996-09-17 Method and apparatus for determining pattern register and film thickness in plated cells on inductive debit cards
PCT/BR1996/000041 WO1997011332A1 (en) 1995-09-18 1996-09-17 Device and process for determining film thickness and pattern register in cells plated on inductive debit cards

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR9504681A BR9504681A (en) 1995-09-18 1995-09-18 Measurement of the thickness of metallic layers on insulating sheets

Publications (1)

Publication Number Publication Date
BR9504681A true BR9504681A (en) 1997-10-07

Family

ID=4062547

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9504681A BR9504681A (en) 1995-09-18 1995-09-18 Measurement of the thickness of metallic layers on insulating sheets

Country Status (8)

Country Link
JP (1) JPH11512526A (en)
KR (1) KR100467116B1 (en)
CN (1) CN1121604C (en)
BR (1) BR9504681A (en)
CA (1) CA2232162A1 (en)
CZ (1) CZ83698A3 (en)
PL (1) PL326356A1 (en)
WO (1) WO1997011332A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10014348B4 (en) * 2000-03-24 2009-03-12 Immobiliengesellschaft Helmut Fischer Gmbh & Co. Kg Device for nondestructive measurement of the thickness of thin layers

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL132754C (en) * 1965-04-29
US4029945A (en) * 1975-08-27 1977-06-14 Stanley Electric Co., Ltd. Card and card reader apparatus therefor
CH601863A5 (en) * 1976-04-28 1978-07-14 Sodeco Compteurs De Geneve
US4181958A (en) * 1978-04-21 1980-01-01 The Valeron Corporation Multiple probe gage system
US4678994A (en) * 1984-06-27 1987-07-07 Digital Products Corporation Methods and apparatus employing apparent resonant properties of thin conducting materials
BR8502667A (en) * 1986-10-01 1987-01-06 Artacho Dalson ELECTRONIC DATA READING AND RECORDING SYSTEM
BR9304503C1 (en) * 1993-11-09 2002-01-08 Fundacao Cpqd Ct De Pesquisa E Method of charging fraud-proof credits on inductive debit cards

Also Published As

Publication number Publication date
WO1997011332A1 (en) 1997-03-27
JPH11512526A (en) 1999-10-26
KR100467116B1 (en) 2005-04-13
CN1121604C (en) 2003-09-17
KR19990045767A (en) 1999-06-25
CA2232162A1 (en) 1997-03-27
PL326356A1 (en) 1998-09-14
CN1200171A (en) 1998-11-25
CZ83698A3 (en) 1998-12-16

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Legal Events

Date Code Title Description
PC Transfer

Free format text: TELECOMUNICACOES BRASILEIRAS S/A - TELEBRAS (BR/SP)

HHT Entry of change of name and/or headquarter and transfer of application, patent and certificate of addition of invention: republication

Free format text: TRANSFERIDO DE: TELECOMUNICACOES BRASILEIRAS S/A - TELEBRAS. REFERENCIA RPI NO 1479 DE 11/05/99 - CODIGO 25.1 - ITEM (71)

FB36 Technical and formal requirements: requirement - article 36 of industrial property law
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 18/09/2015