GB1363528A - Thin film devices - Google Patents

Thin film devices

Info

Publication number
GB1363528A
GB1363528A GB5131271A GB5131271A GB1363528A GB 1363528 A GB1363528 A GB 1363528A GB 5131271 A GB5131271 A GB 5131271A GB 5131271 A GB5131271 A GB 5131271A GB 1363528 A GB1363528 A GB 1363528A
Authority
GB
United Kingdom
Prior art keywords
current
adjustment
thin film
application
time
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
Application number
GB5131271A
Other languages
English (en)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB1363528A publication Critical patent/GB1363528A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
    • H01C17/22—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming
    • H01C17/26—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by converting resistive material
    • H01C17/262—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by converting resistive material by electrolytic treatment, e.g. anodic oxydation
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current 
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N97/00—Electric solid-state thin-film or thick-film devices, not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electromagnetism (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Apparatuses And Processes For Manufacturing Resistors (AREA)
  • Cold Cathode And The Manufacture (AREA)
GB5131271A 1970-11-06 1971-11-04 Thin film devices Expired GB1363528A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8737070A 1970-11-06 1970-11-06

Publications (1)

Publication Number Publication Date
GB1363528A true GB1363528A (en) 1974-08-14

Family

ID=22204779

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5131271A Expired GB1363528A (en) 1970-11-06 1971-11-04 Thin film devices

Country Status (9)

Country Link
US (1) US3635802A (enExample)
BE (1) BE774895A (enExample)
CA (1) CA928433A (enExample)
DE (1) DE2155220A1 (enExample)
FR (1) FR2112510B1 (enExample)
GB (1) GB1363528A (enExample)
IT (1) IT942267B (enExample)
NL (1) NL7115203A (enExample)
SE (1) SE393133B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0033507A3 (de) * 1980-02-05 1981-08-26 Siemens Aktiengesellschaft Verfahren zur reproduzierbaren Herstellung metallischer Schichten
CN111863365A (zh) * 2019-04-28 2020-10-30 深圳市杰普特光电股份有限公司 调阻机及其调阻方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5017302B1 (enExample) * 1971-05-13 1975-06-19
US3956081A (en) * 1973-04-09 1976-05-11 General Radio Method of high speed resistor trimming
US6730984B1 (en) * 2000-11-14 2004-05-04 International Business Machines Corporation Increasing an electrical resistance of a resistor by oxidation or nitridization
DE10214618B4 (de) * 2002-04-03 2007-07-12 Robert Bosch Gmbh Verfahren zum Bearbeiten von Werkstücken mittels eines Bearbeitungsverfahrens, insbesondere des elektrochemischen Bearbeitungsverfahrens

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2920018A (en) * 1957-04-22 1960-01-05 Electro Chem Mfg Co Inc Anodizing process and system
US3520783A (en) * 1967-02-10 1970-07-14 Northern Electric Co Method of adjusting a resistor by anodizing

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0033507A3 (de) * 1980-02-05 1981-08-26 Siemens Aktiengesellschaft Verfahren zur reproduzierbaren Herstellung metallischer Schichten
CN111863365A (zh) * 2019-04-28 2020-10-30 深圳市杰普特光电股份有限公司 调阻机及其调阻方法
CN111863365B (zh) * 2019-04-28 2022-04-26 深圳市杰普特光电股份有限公司 调阻机及其调阻方法

Also Published As

Publication number Publication date
BE774895A (fr) 1972-03-01
SE393133B (sv) 1977-05-02
CA928433A (en) 1973-06-12
IT942267B (it) 1973-03-20
DE2155220A1 (de) 1972-05-10
US3635802A (en) 1972-01-18
FR2112510B1 (enExample) 1974-08-19
FR2112510A1 (enExample) 1972-06-16
NL7115203A (enExample) 1972-05-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee