CA978272A - Decoder circuits for shaft encoder apparatus - Google Patents

Decoder circuits for shaft encoder apparatus

Info

Publication number
CA978272A
CA978272A CA126,102A CA126102A CA978272A CA 978272 A CA978272 A CA 978272A CA 126102 A CA126102 A CA 126102A CA 978272 A CA978272 A CA 978272A
Authority
CA
Canada
Prior art keywords
shaft encoder
decoder circuits
encoder apparatus
decoder
circuits
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
CA126,102A
Other languages
English (en)
Inventor
Dennis J. Martell
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.)
Northern Illinois Gas Co
Original Assignee
Northern Illinois Gas Co
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 Northern Illinois Gas Co filed Critical Northern Illinois Gas Co
Priority to CA194,271A priority Critical patent/CA997839A/en
Application granted granted Critical
Publication of CA978272A publication Critical patent/CA978272A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/08—Continuously compensating for, or preventing, undesired influence of physical parameters of noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measuring Volume Flow (AREA)
  • Selective Calling Equipment (AREA)
CA126,102A 1971-03-01 1971-11-12 Decoder circuits for shaft encoder apparatus Expired CA978272A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA194,271A CA997839A (en) 1971-03-01 1974-03-07 Cathodic condition remote monitoring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11958971A 1971-03-01 1971-03-01

Publications (1)

Publication Number Publication Date
CA978272A true CA978272A (en) 1975-11-18

Family

ID=22385200

Family Applications (1)

Application Number Title Priority Date Filing Date
CA126,102A Expired CA978272A (en) 1971-03-01 1971-11-12 Decoder circuits for shaft encoder apparatus

Country Status (8)

Country Link
US (1) US3750156A (fr)
BE (1) BE778312A (fr)
CA (1) CA978272A (fr)
DE (1) DE2202621A1 (fr)
FR (1) FR2127555A5 (fr)
GB (2) GB1373918A (fr)
IT (1) IT945167B (fr)
NL (1) NL7117726A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2305606C2 (de) * 1973-02-05 1983-01-05 Rockwell International Corp., 15219 Pittsburgh, Pa. Fernablesevorrichtung für Meßgeräte
US4065793A (en) * 1975-10-21 1977-12-27 Westinghouse Electric Corporation Translator for processing meter telemetry recording containing power loss pulses
US4214152A (en) * 1978-05-12 1980-07-22 Cain Encoder Company Error correction in a remote meter reading device
US4455453A (en) * 1979-01-26 1984-06-19 Metretek, Incorporated Apparatus and method for remote sensor monitoring, metering and control
US4439764A (en) * 1981-04-09 1984-03-27 Westinghouse Electric Corp. Dual mode meter reading apparatus
US4646084A (en) * 1985-06-21 1987-02-24 Energy Innovations, Inc. Meter reading methods and apparatus
US4881070A (en) * 1985-06-21 1989-11-14 Energy Innovations, Inc. Meter reading methods and apparatus
US4825070A (en) * 1985-09-03 1989-04-25 Kabushiki Kaisha Toshiba Displacement detector for detecting an amount of displacement of an object to be measured

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3030513A (en) * 1956-11-30 1962-04-17 Gen Electric Co Ltd Electrical apparatus for providing an indication of the relating positions of relatively movable means
US3013232A (en) * 1957-12-16 1961-12-12 Hupp Corp Control of response curves for photoelectric cells
US3165733A (en) * 1961-07-19 1965-01-12 Transitel Internat Corp Code stack
US3083357A (en) * 1961-11-29 1963-03-26 Bell Telephone Labor Inc Remote meter reading system
US3237012A (en) * 1962-05-21 1966-02-22 Sperry Rand Corp Photosensitive digitally encoded indicator for use with mechanical movements
US3284789A (en) * 1963-03-19 1966-11-08 Tinker And Rasor Cathodic protection system detector
US3484780A (en) * 1965-05-25 1969-12-16 Hitachi Ltd Analog-to-digital signal converter including coder plate device and logic circuitry
US3484694A (en) * 1966-03-16 1969-12-16 Sangamo Electric Co Data transmission system wherein system control is divided between a plurality of levels for remote location activation
US3390234A (en) * 1967-02-27 1968-06-25 Glidden Electric Corp Combination telephone fire alarm and meter reading system

Also Published As

Publication number Publication date
US3750156A (en) 1973-07-31
NL7117726A (fr) 1972-09-05
GB1373918A (en) 1974-11-13
GB1373916A (en) 1974-11-13
FR2127555A5 (fr) 1972-10-13
BE778312A (fr) 1972-05-16
DE2202621A1 (de) 1972-09-14
IT945167B (it) 1973-05-10

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