FR2504756A1 - Dispositif de commutation a seuil, dans un systeme comportant une pluralite de composants repartis en deux groupes interdigites - Google Patents

Dispositif de commutation a seuil, dans un systeme comportant une pluralite de composants repartis en deux groupes interdigites Download PDF

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Publication number
FR2504756A1
FR2504756A1 FR8108339A FR8108339A FR2504756A1 FR 2504756 A1 FR2504756 A1 FR 2504756A1 FR 8108339 A FR8108339 A FR 8108339A FR 8108339 A FR8108339 A FR 8108339A FR 2504756 A1 FR2504756 A1 FR 2504756A1
Authority
FR
France
Prior art keywords
voltage
current
varistor
threshold
components
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.)
Granted
Application number
FR8108339A
Other languages
English (en)
French (fr)
Other versions
FR2504756B1 (enExample
Inventor
Michel Graciet
Didier Pribat
Christian Val
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR8108339A priority Critical patent/FR2504756A1/fr
Publication of FR2504756A1 publication Critical patent/FR2504756A1/fr
Application granted granted Critical
Publication of FR2504756B1 publication Critical patent/FR2504756B1/fr
Granted legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K17/00Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/30Modifications for providing a predetermined threshold before switching
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/315Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
    • B41J2/32Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads
    • B41J2/35Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads providing current or voltage to the thermal head
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01CRESISTORS
    • H01C7/00Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/10Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
    • H01C7/1006Thick film varistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electronic Switches (AREA)
FR8108339A 1981-04-27 1981-04-27 Dispositif de commutation a seuil, dans un systeme comportant une pluralite de composants repartis en deux groupes interdigites Granted FR2504756A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8108339A FR2504756A1 (fr) 1981-04-27 1981-04-27 Dispositif de commutation a seuil, dans un systeme comportant une pluralite de composants repartis en deux groupes interdigites

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8108339A FR2504756A1 (fr) 1981-04-27 1981-04-27 Dispositif de commutation a seuil, dans un systeme comportant une pluralite de composants repartis en deux groupes interdigites

Publications (2)

Publication Number Publication Date
FR2504756A1 true FR2504756A1 (fr) 1982-10-29
FR2504756B1 FR2504756B1 (enExample) 1985-03-15

Family

ID=9257810

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8108339A Granted FR2504756A1 (fr) 1981-04-27 1981-04-27 Dispositif de commutation a seuil, dans un systeme comportant une pluralite de composants repartis en deux groupes interdigites

Country Status (1)

Country Link
FR (1) FR2504756A1 (enExample)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0113250A3 (en) * 1982-12-29 1985-12-18 Mitsubishi Denki Kabushiki Kaisha A thermal head
EP0216684A3 (fr) * 1985-09-02 1987-08-05 Schlumberger Industries Dispositif et procédé d'alimentation de tête d'impression thermique
FR2659785A1 (fr) * 1990-03-16 1991-09-20 Ecco Ltd Matiere utilisable dans la fabrication de varistances et procede d'obtention.
US5837178A (en) * 1990-03-16 1998-11-17 Ecco Limited Method of manufacturing varistor precursors
US5973588A (en) * 1990-06-26 1999-10-26 Ecco Limited Multilayer varistor with pin receiving apertures
US6183685B1 (en) 1990-06-26 2001-02-06 Littlefuse Inc. Varistor manufacturing method
US8359740B2 (en) 2008-12-19 2013-01-29 3D Plus Process for the wafer-scale fabrication of electronic modules for surface mounting

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3467810A (en) * 1967-10-02 1969-09-16 Ncr Co Thermal printing selection circuitry
FR2146453A1 (enExample) * 1971-07-22 1973-03-02 Gen Electric
FR2289037A1 (fr) * 1974-10-21 1976-05-21 Matsushita Electric Industrial Co Ltd Varistance du type volumique
GB1464831A (en) * 1975-02-19 1977-02-16 Facit Ab Thermal printing head
US4099046A (en) * 1977-04-11 1978-07-04 Northern Telecom Limited Thermal printing device
GB2031805A (en) * 1978-10-13 1980-04-30 Leeds & Northrup Ltd Thermal printing device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3467810A (en) * 1967-10-02 1969-09-16 Ncr Co Thermal printing selection circuitry
FR2146453A1 (enExample) * 1971-07-22 1973-03-02 Gen Electric
FR2289037A1 (fr) * 1974-10-21 1976-05-21 Matsushita Electric Industrial Co Ltd Varistance du type volumique
GB1464831A (en) * 1975-02-19 1977-02-16 Facit Ab Thermal printing head
US4099046A (en) * 1977-04-11 1978-07-04 Northern Telecom Limited Thermal printing device
GB2031805A (en) * 1978-10-13 1980-04-30 Leeds & Northrup Ltd Thermal printing device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/79 *

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0113250A3 (en) * 1982-12-29 1985-12-18 Mitsubishi Denki Kabushiki Kaisha A thermal head
EP0216684A3 (fr) * 1985-09-02 1987-08-05 Schlumberger Industries Dispositif et procédé d'alimentation de tête d'impression thermique
FR2602180A2 (fr) * 1985-09-02 1988-02-05 Enertec Dispositif d'alimentation de tete d'impression thermique
FR2659785A1 (fr) * 1990-03-16 1991-09-20 Ecco Ltd Matiere utilisable dans la fabrication de varistances et procede d'obtention.
US5837178A (en) * 1990-03-16 1998-11-17 Ecco Limited Method of manufacturing varistor precursors
US6334964B1 (en) 1990-03-16 2002-01-01 Littelfuse, Inc. Varistor ink formulations
US6743381B2 (en) 1990-03-16 2004-06-01 Littlefuse, Inc. Process for forming varistor ink composition
US5973588A (en) * 1990-06-26 1999-10-26 Ecco Limited Multilayer varistor with pin receiving apertures
US6183685B1 (en) 1990-06-26 2001-02-06 Littlefuse Inc. Varistor manufacturing method
US8359740B2 (en) 2008-12-19 2013-01-29 3D Plus Process for the wafer-scale fabrication of electronic modules for surface mounting

Also Published As

Publication number Publication date
FR2504756B1 (enExample) 1985-03-15

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