NO139870C - Posisjonsmaalesystem. - Google Patents

Posisjonsmaalesystem.

Info

Publication number
NO139870C
NO139870C NO752143A NO752143A NO139870C NO 139870 C NO139870 C NO 139870C NO 752143 A NO752143 A NO 752143A NO 752143 A NO752143 A NO 752143A NO 139870 C NO139870 C NO 139870C
Authority
NO
Norway
Prior art keywords
measurement system
position measurement
measurement
Prior art date
Application number
NO752143A
Other languages
English (en)
Other versions
NO139870B (no
NO752143L (no
Inventor
Robert W Tripp
Original Assignee
Farrand Ind 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 Farrand Ind Inc filed Critical Farrand Ind Inc
Publication of NO752143L publication Critical patent/NO752143L/no
Publication of NO139870B publication Critical patent/NO139870B/no
Publication of NO139870C publication Critical patent/NO139870C/no

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/22—Analogue/digital converters pattern-reading type
    • H03M1/24—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip
    • H03M1/28—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding
    • H03M1/30—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding incremental
    • H03M1/303—Circuits or methods for processing the quadrature signals
    • H03M1/305—Circuits or methods for processing the quadrature signals for detecting the direction of movement

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Paper (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
NO752143A 1974-06-17 1975-06-16 Posisjonsmaalesystem. NO139870C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US480442A US3922671A (en) 1974-06-17 1974-06-17 Position measurement system with provision for change of units of measurement

Publications (3)

Publication Number Publication Date
NO752143L NO752143L (no) 1975-12-18
NO139870B NO139870B (no) 1979-02-12
NO139870C true NO139870C (no) 1979-05-23

Family

ID=23907994

Family Applications (1)

Application Number Title Priority Date Filing Date
NO752143A NO139870C (no) 1974-06-17 1975-06-16 Posisjonsmaalesystem.

Country Status (10)

Country Link
US (1) US3922671A (no)
JP (1) JPS5116950A (no)
CA (1) CA1055136A (no)
CH (1) CH606997A5 (no)
DE (1) DE2526672A1 (no)
FR (1) FR2274890A1 (no)
GB (1) GB1483975A (no)
IT (1) IT1036323B (no)
NO (1) NO139870C (no)
SE (1) SE417248B (no)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4021714A (en) * 1975-01-08 1977-05-03 Contraves-Goerz Corporation Servo system employing a tracking digital angle encoder
US4056850A (en) * 1976-01-19 1977-11-01 Dynamics Research Corporation Absolute relative position encoder processor and display
US4041466A (en) * 1976-01-19 1977-08-09 Dynamics Research Corporation Multi-axis encoder processing and display system
US4081732A (en) * 1976-03-02 1978-03-28 Tadamasa Aoyama Automatic positioning method and apparatus
US4115859A (en) * 1977-06-30 1978-09-19 Dynamics Research Corporation Back gauge controller
DE2732954C2 (de) * 1977-07-21 1979-07-05 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Inkrementales Lagemeßsystem
US4147967A (en) * 1977-11-10 1979-04-03 Ncr Corporation Apparatus and method for controlling the velocity of a moveable member
US4364045A (en) * 1981-03-03 1982-12-14 Northrop Corporation Digitized displacement transducer
US4682151A (en) * 1985-12-04 1987-07-21 Caterpillar Inc. Position to duty cycle conversion apparatus and method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3609320A (en) * 1969-03-24 1971-09-28 Inductosyn Corp Position-measuring system
GB1290214A (no) * 1970-07-07 1972-09-20
US3742487A (en) * 1971-02-05 1973-06-26 Inductosyn Corp Scale of two improved digital and analog converter

Also Published As

Publication number Publication date
SE417248B (sv) 1981-03-02
CA1055136A (en) 1979-05-22
IT1036323B (it) 1979-10-30
GB1483975A (en) 1977-08-24
DE2526672A1 (de) 1976-01-02
CH606997A5 (no) 1978-11-30
SE7506852L (sv) 1975-12-18
NO139870B (no) 1979-02-12
AU8181075A (en) 1976-12-09
US3922671A (en) 1975-11-25
FR2274890A1 (fr) 1976-01-09
FR2274890B1 (no) 1982-02-05
JPS5116950A (no) 1976-02-10
NO752143L (no) 1975-12-18

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