IT8224568A0 - Procedimento per calibrare un elemento a resistenza elettrica. - Google Patents

Procedimento per calibrare un elemento a resistenza elettrica.

Info

Publication number
IT8224568A0
IT8224568A0 IT8224568A IT2456882A IT8224568A0 IT 8224568 A0 IT8224568 A0 IT 8224568A0 IT 8224568 A IT8224568 A IT 8224568A IT 2456882 A IT2456882 A IT 2456882A IT 8224568 A0 IT8224568 A0 IT 8224568A0
Authority
IT
Italy
Prior art keywords
calibrating
procedure
electrical resistance
resistance element
electrical
Prior art date
Application number
IT8224568A
Other languages
English (en)
Other versions
IT1154605B (it
IT8224568A1 (it
Inventor
Bradley D Turner
Richard E Riley
Original Assignee
Spectrol Electronics Corp
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 Spectrol Electronics Corp filed Critical Spectrol Electronics Corp
Publication of IT8224568A0 publication Critical patent/IT8224568A0/it
Publication of IT8224568A1 publication Critical patent/IT8224568A1/it
Application granted granted Critical
Publication of IT1154605B publication Critical patent/IT1154605B/it

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
    • H01C17/24—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by removing or adding resistive material
    • H01C17/242—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by removing or adding resistive material by laser
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49082—Resistor making
    • Y10T29/49099—Coating resistive material on a base

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Apparatuses And Processes For Manufacturing Resistors (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Ceramic Capacitors (AREA)
  • Thermistors And Varistors (AREA)
IT24568/82A 1981-12-02 1982-12-02 Procedimento per calibrare un elemento a resistenza elettrica IT1154605B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/326,784 US4403133A (en) 1981-12-02 1981-12-02 Method of trimming a resistance element

Publications (3)

Publication Number Publication Date
IT8224568A0 true IT8224568A0 (it) 1982-12-02
IT8224568A1 IT8224568A1 (it) 1984-06-02
IT1154605B IT1154605B (it) 1987-01-21

Family

ID=23273707

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24568/82A IT1154605B (it) 1981-12-02 1982-12-02 Procedimento per calibrare un elemento a resistenza elettrica

Country Status (3)

Country Link
US (1) US4403133A (it)
GB (1) GB2117571B (it)
IT (1) IT1154605B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4563564A (en) * 1984-01-30 1986-01-07 Tektronix, Inc. Film resistors
GB2161327A (en) * 1984-07-03 1986-01-08 Dale Electronics Laser trimmed plate resistor
US4679024A (en) * 1985-09-27 1987-07-07 Northern Engineering, Inc. Potentiometer contact wiper
GB2205448A (en) * 1987-05-29 1988-12-07 Crystalate Electronics Trimming a resistor
US4772774A (en) * 1987-06-02 1988-09-20 Teradyne, Inc. Laser trimming of electrical components
US4795881A (en) * 1987-06-02 1989-01-03 Teradyne, Inc. Curved electrical components and laser trimming thereof
US4998207A (en) * 1988-02-01 1991-03-05 Cooper Industries, Inc. Method of manufacture of circuit boards
US5198794A (en) * 1990-03-26 1993-03-30 Matsushita Electric Industrial Co., Ltd. Trimmed resistor
EP0546495B1 (en) * 1991-12-09 1997-03-12 Toshiba Lighting & Technology Corporation Fixing heater and method of manufacturing fixing heater
US5420515A (en) * 1992-08-28 1995-05-30 Hewlett-Packard Company Active circuit trimming with AC and DC response trims relative to a known response
US5504470A (en) * 1993-10-12 1996-04-02 Cts Corporation Resistor trimming process for high voltage surge survival
US6144287A (en) * 1996-06-26 2000-11-07 Rohm Co., Ltd. Chip resistor and method for manufacturing the same
GB2341730B (en) * 1998-09-21 2003-07-16 Rohm Co Ltd Chip resistors and laser-trimming of same
GB2385207B (en) * 1998-09-21 2003-10-08 Rohm Co Ltd Chip resistors and laser-trimming of same
US20050267664A1 (en) * 2004-05-14 2005-12-01 Jiyuan Ouyang Method for adjusting a control signal of an electronic sensor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3379567A (en) * 1964-06-12 1968-04-23 Beckman Instruments Inc Tailored variable electrical resistance element
US3758745A (en) * 1971-09-07 1973-09-11 Microsystems Int Ltd Substrate positioned determination structure and method
US3947801A (en) * 1975-01-23 1976-03-30 Rca Corporation Laser-trimmed resistor
US4032881A (en) * 1976-02-06 1977-06-28 Bourns, Inc. Resistance element with improved linearity and method of making the same
US4146673A (en) * 1977-10-27 1979-03-27 E. I. Du Pont De Nemours And Company Process of film resistor laser trimming and composition of removable coating used therein
US4159461A (en) * 1977-11-22 1979-06-26 Stackpole Components Co. Resistor network having horizontal geometry
US4242152A (en) * 1979-05-14 1980-12-30 National Semiconductor Corporation Method for adjusting the focus and power of a trimming laser
US4284970A (en) * 1979-08-09 1981-08-18 Bell Telephone Laboratories, Incorporated Fabrication of film resistor circuits
GB2064226B (en) * 1979-11-23 1983-05-11 Ferranti Ltd Trimming of a circuit element layer

Also Published As

Publication number Publication date
GB2117571A (en) 1983-10-12
IT1154605B (it) 1987-01-21
IT8224568A1 (it) 1984-06-02
GB2117571B (en) 1985-12-11
US4403133A (en) 1983-09-06

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