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ATE116080T1 - Dekodierung von zufallssequenzen. - Google Patents

Dekodierung von zufallssequenzen.

Info

Publication number
ATE116080T1
ATE116080T1 AT89311495T AT89311495T ATE116080T1 AT E116080 T1 ATE116080 T1 AT E116080T1 AT 89311495 T AT89311495 T AT 89311495T AT 89311495 T AT89311495 T AT 89311495T AT E116080 T1 ATE116080 T1 AT E116080T1
Authority
AT
Austria
Prior art keywords
bits
tuple
fragments
sequence
decoding
Prior art date
Application number
AT89311495T
Other languages
English (en)
Inventor
Richard Layton Fry
Original Assignee
Heidenhain Gmbh Dr Johannes
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 Heidenhain Gmbh Dr Johannes filed Critical Heidenhain Gmbh Dr Johannes
Application granted granted Critical
Publication of ATE116080T1 publication Critical patent/ATE116080T1/de

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
    • H03M1/282—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding of the pattern-shifting type, e.g. pseudo-random chain code
    • 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
    • G01D5/249—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 pulse code
    • G01D5/2492—Pulse stream
    • G01D5/2495—Pseudo-random code
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/26—Conversion to or from stochastic codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Error Detection And Correction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Analogue/Digital Conversion (AREA)
  • Dc Digital Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Optical Transform (AREA)
AT89311495T 1988-11-08 1989-11-07 Dekodierung von zufallssequenzen. ATE116080T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888826114A GB8826114D0 (en) 1988-11-08 1988-11-08 Decoding of random sequences

Publications (1)

Publication Number Publication Date
ATE116080T1 true ATE116080T1 (de) 1995-01-15

Family

ID=10646483

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89311495T ATE116080T1 (de) 1988-11-08 1989-11-07 Dekodierung von zufallssequenzen.

Country Status (7)

Country Link
US (1) US5173693A (de)
EP (1) EP0368605B1 (de)
JP (1) JP3393134B2 (de)
AT (1) ATE116080T1 (de)
DE (1) DE68920123T2 (de)
GB (1) GB8826114D0 (de)
WO (1) WO1990005414A2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9000097D0 (en) * 1990-01-03 1990-03-07 March Adrian Res Ltd Position sensor
US5506579A (en) * 1991-06-06 1996-04-09 Trj & Company Absolute encoder using multiphase analog signals
WO1995005707A1 (en) * 1991-06-06 1995-02-23 Trj & Company Absolute encoder using multiphase analog signals
US5880683A (en) * 1993-07-22 1999-03-09 Bourns, Inc. Absolute digital position encoder
US5739775A (en) * 1993-07-22 1998-04-14 Bourns, Inc. Digital input and control device
US5841274A (en) * 1997-01-29 1998-11-24 Mitutoyo Corporation Induced current absolute position transducer using a code-track-type scale and read head
FR2769087B1 (fr) * 1997-09-26 2000-01-28 Roulements Soc Nouvelle Capteur numerique de position
US6199292B1 (en) * 1998-11-04 2001-03-13 Agilent Technologies Electromechanical dimensioning device
DE19936582A1 (de) * 1999-08-03 2001-02-08 Heidenhain Gmbh Dr Johannes Code mit möglichst unterschiedlichen aufeinanderfolgenden Codeelementen
JP2001208503A (ja) * 2000-01-25 2001-08-03 Harmonic Drive Syst Ind Co Ltd リニアアクチュエータの絶対位置検出装置
JP4264925B2 (ja) * 2002-06-28 2009-05-20 ソニーマニュファクチュアリングシステムズ株式会社 位置検出装置
DE10234744A1 (de) * 2002-07-30 2004-02-19 Elgo-Electric Gmbh Vorrichtung zur Positions-und/oder Längenbestimmung
DE102008053985A1 (de) * 2008-10-30 2010-05-06 Dr. Johannes Heidenhain Gmbh Absolute Winkelcodierung und Winkelmessvorrichtung
DE102008054042A1 (de) 2008-10-30 2010-05-06 Dr. Johannes Heidenhain Gmbh Absolute Positionscodierung und Positionsmessvorrichtung
DE102008053986A1 (de) * 2008-10-30 2010-05-06 Dr. Johannes Heidenhain Gmbh Absolute Winkelcodierung und Winkelmessvorrichtung
JP2011112520A (ja) * 2009-11-27 2011-06-09 Sony Corp 位置検知装置、撮像装置および位置検知方法
EP3121565B1 (de) * 2015-07-24 2018-09-12 Hexagon Technology Center GmbH Absolutpositionsbestimmung
EP3139132B1 (de) 2015-09-03 2020-02-19 Hexagon Technology Center GmbH Flächen-absolutcodierung
US10243668B2 (en) 2016-04-27 2019-03-26 Industrial Technology Research Institute Positioning measurement device and the method thereof
CN107525471B (zh) * 2017-08-21 2020-02-04 合肥工业大学 二维绝对式编码三自由度运动平台测量系统

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3461449A (en) * 1965-05-25 1969-08-12 Ibm Wheel positioning mechanism using a closed coding ring
US3882482A (en) * 1969-09-12 1975-05-06 Sperry Rand Corp Optical radiant energy encoding and correlating apparatus
GB2121252A (en) * 1982-05-18 1983-12-14 Marconi Co Ltd Apparatus for indicating the position of a member
US4572952A (en) * 1982-07-28 1986-02-25 Adrian March Research Ltd. Position sensor with moire interpolation
US4631519A (en) * 1982-09-01 1986-12-23 Rosemount Engineering Company Limited Position measuring apparatus
US4628298A (en) * 1984-06-22 1986-12-09 Bei Motion Systems Company, Inc. Chain code encoder
GB2185359B (en) * 1986-01-10 1990-01-17 Rosemount Ltd Optical displacement transducer
US4914437A (en) * 1986-12-04 1990-04-03 Regents Of The University Of California Encoder for measuring both incremental and absolute positions of moving elements
US4947166A (en) * 1988-02-22 1990-08-07 Dynamics Research Corporation Single track absolute encoder
US4906992A (en) * 1988-02-22 1990-03-06 Dynamics Research Corporation Single track absolute encoder
JPH01240820A (ja) * 1988-03-23 1989-09-26 Tokyo Keiki Co Ltd 位置情報発生装置および該装置用符号配列体

Also Published As

Publication number Publication date
EP0368605A3 (en) 1990-06-27
US5173693A (en) 1992-12-22
DE68920123D1 (de) 1995-02-02
WO1990005414A3 (en) 1990-06-28
EP0368605A2 (de) 1990-05-16
WO1990005414A2 (en) 1990-05-17
JPH03503825A (ja) 1991-08-22
JP3393134B2 (ja) 2003-04-07
DE68920123T2 (de) 1995-05-04
GB8826114D0 (en) 1988-12-14
EP0368605B1 (de) 1994-12-21

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee