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PL326356A1 - Apparatus for and method of determining thickness of a layer and pattern record in cells applied onto induction-type debit cards - Google Patents

Apparatus for and method of determining thickness of a layer and pattern record in cells applied onto induction-type debit cards

Info

Publication number
PL326356A1
PL326356A1 PL96326356A PL32635696A PL326356A1 PL 326356 A1 PL326356 A1 PL 326356A1 PL 96326356 A PL96326356 A PL 96326356A PL 32635696 A PL32635696 A PL 32635696A PL 326356 A1 PL326356 A1 PL 326356A1
Authority
PL
Poland
Prior art keywords
layer
applied onto
debit cards
pattern record
cells applied
Prior art date
Application number
PL96326356A
Other languages
English (en)
Inventor
Oliveira Lopes Paulo Henriq De
Original Assignee
Telecomunicacqes Brasileiras S
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 Telecomunicacqes Brasileiras S filed Critical Telecomunicacqes Brasileiras S
Publication of PL326356A1 publication Critical patent/PL326356A1/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
PL96326356A 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 PL326356A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR9504681A BR9504681A (pt) 1995-09-18 1995-09-18 Medição de espessura de camadas metálicas sobre lâminas isolantes

Publications (1)

Publication Number Publication Date
PL326356A1 true PL326356A1 (en) 1998-09-14

Family

ID=4062547

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (8)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10014348B4 (de) * 2000-03-24 2009-03-12 Immobiliengesellschaft Helmut Fischer Gmbh & Co. Kg Vorrichtung zur zerstörungsfreien Messung der Dicke dünner Schichten

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL132754C (xx) * 1965-04-29
US4029945A (en) * 1975-08-27 1977-06-14 Stanley Electric Co., Ltd. Card and card reader apparatus therefor
CH601863A5 (xx) * 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 (pt) * 1986-10-01 1987-01-06 Artacho Dalson Sistema eletronico de registro e leitura de dados
BR9304503C1 (pt) * 1993-11-09 2002-01-08 Fundacao Cpqd Ct De Pesquisa E Método de cobrança de créditos à prova de fraudes em cartões de débitos indutivos

Also Published As

Publication number Publication date
CN1121604C (zh) 2003-09-17
BR9504681A (pt) 1997-10-07
CA2232162A1 (en) 1997-03-27
WO1997011332A1 (en) 1997-03-27
JPH11512526A (ja) 1999-10-26
CZ83698A3 (cs) 1998-12-16
KR19990045767A (ko) 1999-06-25
KR100467116B1 (ko) 2005-04-13
CN1200171A (zh) 1998-11-25

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