IT1280539B1 - Sistema di realizzazione di encoder assoluti con codifica della infor mazione di tipo incrementale - Google Patents

Sistema di realizzazione di encoder assoluti con codifica della infor mazione di tipo incrementale

Info

Publication number
IT1280539B1
IT1280539B1 IT95VI000116A ITVI950116A IT1280539B1 IT 1280539 B1 IT1280539 B1 IT 1280539B1 IT 95VI000116 A IT95VI000116 A IT 95VI000116A IT VI950116 A ITVI950116 A IT VI950116A IT 1280539 B1 IT1280539 B1 IT 1280539B1
Authority
IT
Italy
Prior art keywords
creation
information coding
absolute encoder
incremental information
incremental
Prior art date
Application number
IT95VI000116A
Other languages
English (en)
Inventor
Giampaolo Balzarin
Adriano Cazzavillan
Pietro Magnabosco
Anna Malfermo
Giordano Malfermo
Dario Zatton
Original Assignee
Giampaolo Balzarin
Adriano Cazzavillan
Pietro Magnabosco
Anna Malfermo
Giordano Malfermo
Dario Zatton
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 Giampaolo Balzarin, Adriano Cazzavillan, Pietro Magnabosco, Anna Malfermo, Giordano Malfermo, Dario Zatton filed Critical Giampaolo Balzarin
Priority to IT95VI000116A priority Critical patent/IT1280539B1/it
Publication of ITVI950116A0 publication Critical patent/ITVI950116A0/it
Priority to DE19628833A priority patent/DE19628833B4/de
Publication of ITVI950116A1 publication Critical patent/ITVI950116A1/it
Application granted granted Critical
Publication of IT1280539B1 publication Critical patent/IT1280539B1/it

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
    • H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit
    • H03M1/143—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit in pattern-reading type converters, e.g. having both absolute and incremental tracks on one disc or strip
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/245—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
    • G01D5/2454—Encoders incorporating incremental and absolute signals
    • G01D5/2455—Encoders incorporating incremental and absolute signals with incremental and absolute tracks on the same encoder
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/245—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
    • G01D5/2454—Encoders incorporating incremental and absolute signals
    • G01D5/2458—Encoders incorporating incremental and absolute signals with incremental and absolute tracks on separate encoders
    • 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
    • H03M1/26—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with weighted coding, i.e. the weight given to a digit depends on the position of the digit within the block or code word, e.g. there is a given radix and the weights are powers of this radix
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Optical Transform (AREA)
IT95VI000116A 1995-07-18 1995-07-18 Sistema di realizzazione di encoder assoluti con codifica della infor mazione di tipo incrementale IT1280539B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT95VI000116A IT1280539B1 (it) 1995-07-18 1995-07-18 Sistema di realizzazione di encoder assoluti con codifica della infor mazione di tipo incrementale
DE19628833A DE19628833B4 (de) 1995-07-18 1996-07-17 Kodiereinrichtung und Verfahren zum Betrieb derselben

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT95VI000116A IT1280539B1 (it) 1995-07-18 1995-07-18 Sistema di realizzazione di encoder assoluti con codifica della infor mazione di tipo incrementale

Publications (3)

Publication Number Publication Date
ITVI950116A0 ITVI950116A0 (it) 1995-07-18
ITVI950116A1 ITVI950116A1 (it) 1997-01-18
IT1280539B1 true IT1280539B1 (it) 1998-01-22

Family

ID=11425828

Family Applications (1)

Application Number Title Priority Date Filing Date
IT95VI000116A IT1280539B1 (it) 1995-07-18 1995-07-18 Sistema di realizzazione di encoder assoluti con codifica della infor mazione di tipo incrementale

Country Status (2)

Country Link
DE (1) DE19628833B4 (it)
IT (1) IT1280539B1 (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012216854A1 (de) * 2012-09-20 2014-03-20 Dr. Johannes Heidenhain Gmbh Positionsmessgerät und Verfahren zu dessen Betrieb

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4243778A1 (de) * 1992-12-23 1994-06-30 Bosch Gmbh Robert Vorrichtung oder Verfahren zur Lageerkennung
DE4436784B4 (de) * 1993-10-26 2005-08-18 Carl Zeiss Absolutes Positionsmeßsystem

Also Published As

Publication number Publication date
DE19628833B4 (de) 2004-04-29
ITVI950116A0 (it) 1995-07-18
DE19628833A1 (de) 1997-01-23
ITVI950116A1 (it) 1997-01-18

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19990724