JPS544603U - - Google Patents

Info

Publication number
JPS544603U
JPS544603U JP1977076823U JP7682377U JPS544603U JP S544603 U JPS544603 U JP S544603U JP 1977076823 U JP1977076823 U JP 1977076823U JP 7682377 U JP7682377 U JP 7682377U JP S544603 U JPS544603 U JP S544603U
Authority
JP
Japan
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.)
Pending
Application number
JP1977076823U
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 filed Critical
Priority to JP1977076823U priority Critical patent/JPS544603U/ja
Priority to GB7826519A priority patent/GB2001165B/en
Priority to DE2825696A priority patent/DE2825696C2/de
Priority to US05/915,098 priority patent/US4221963A/en
Publication of JPS544603U publication Critical patent/JPS544603U/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
    • H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
    • 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
    • G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/36—Forming the light into pulses
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
    • H03J5/0254—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being transfered to a D/A converter
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/968—Switches controlled by moving an element forming part of the switch using opto-electronic devices
    • 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
    • H03M1/16—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps
    • H03M1/161—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps in pattern-reading type converters, e.g. with gearings
    • 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)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Optical Transform (AREA)
JP1977076823U 1977-06-13 1977-06-13 Pending JPS544603U (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1977076823U JPS544603U (ja) 1977-06-13 1977-06-13
GB7826519A GB2001165B (en) 1977-06-13 1978-06-08 Light chopping disc for a pulse generator
DE2825696A DE2825696C2 (de) 1977-06-13 1978-06-12 Impulsgenerator mit einem lichtemittierenden Element und mit einem Lichtempfangselement
US05/915,098 US4221963A (en) 1977-06-13 1978-06-13 Light chopping disc for a pulse generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1977076823U JPS544603U (ja) 1977-06-13 1977-06-13

Publications (1)

Publication Number Publication Date
JPS544603U true JPS544603U (ja) 1979-01-12

Family

ID=13616390

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1977076823U Pending JPS544603U (ja) 1977-06-13 1977-06-13

Country Status (2)

Country Link
US (1) US4221963A (ja)
JP (1) JPS544603U (ja)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4536650A (en) * 1983-01-26 1985-08-20 Ing. C. Olivetti & C., S.P.A. Optical transducer with a transparent shutter disk
US4511798A (en) * 1983-02-23 1985-04-16 Westinghouse Electric Corp. Meter encoding register with tapered aperture in baffle insert
GB2178529B (en) * 1985-06-28 1989-12-28 Canon Kk Optical encoder
US4965446A (en) * 1989-04-20 1990-10-23 Ivac Corporation Optical interrupter system with vibration compensation
US6181423B1 (en) * 1998-10-06 2001-01-30 Jorge Uriarte Linear encoder providing engagement by engraving
US6734981B1 (en) * 2000-11-28 2004-05-11 Honeywell International Inc. Multiple laser optical systems and methods
US6875993B2 (en) 2001-04-12 2005-04-05 Honeywell International Inc. Systems and methods for optically detecting and identifying objects in an environment
US20030015591A1 (en) * 2001-07-17 2003-01-23 Chen Bo Su Transmissive apparatus and method for optically sensing relative torque employing moire fringes
US6817528B2 (en) * 2001-07-17 2004-11-16 Honeywell International Inc. Reflective apparatus and method for optically sensing relative torque employing Moirè fringes
CN102537278A (zh) * 2010-12-21 2012-07-04 浙江国力纺织有限公司 一种广角布编造机组螺旋齿轮
CN102537277A (zh) * 2010-12-21 2012-07-04 浙江国力纺织有限公司 广角布编造机组螺旋齿轮

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS498683A (ja) * 1972-05-30 1974-01-25

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1016753A (en) * 1911-01-12 1912-02-06 Richard Leumann Permeability-measuring apparatus.
US2383321A (en) * 1944-03-02 1945-08-21 Jackson O Kleber Weighing apparatus adapted for operation by the blind
US2437608A (en) * 1946-03-08 1948-03-09 Nasa Coaxial optical system for displacement gauges
US2453693A (en) * 1946-09-03 1948-11-16 Charles W Armstrong Automatic diaphragm control
US2666650A (en) * 1951-02-07 1954-01-19 Macdonell John Sound pickup and reproducing apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS498683A (ja) * 1972-05-30 1974-01-25

Also Published As

Publication number Publication date
US4221963A (en) 1980-09-09

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