NL165310C - Signaalniveaudiscriminatieschakeling. - Google Patents

Signaalniveaudiscriminatieschakeling.

Info

Publication number
NL165310C
NL165310C NL7001608.A NL7001608A NL165310C NL 165310 C NL165310 C NL 165310C NL 7001608 A NL7001608 A NL 7001608A NL 165310 C NL165310 C NL 165310C
Authority
NL
Netherlands
Prior art keywords
signal level
discrimination circuit
level discrimination
circuit
signal
Prior art date
Application number
NL7001608.A
Other languages
English (en)
Dutch (nl)
Other versions
NL165310B (nl
NL7001608A (de
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of NL7001608A publication Critical patent/NL7001608A/xx
Publication of NL165310B publication Critical patent/NL165310B/xx
Application granted granted Critical
Publication of NL165310C publication Critical patent/NL165310C/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/10851—Circuits for pulse shaping, amplifying, eliminating noise signals, checking the function of the sensing device

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Artificial Intelligence (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Conveying Record Carriers (AREA)
  • Optical Recording Or Reproduction (AREA)
NL7001608.A 1969-02-07 1970-02-05 Signaalniveaudiscriminatieschakeling. NL165310C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79754469A 1969-02-07 1969-02-07

Publications (3)

Publication Number Publication Date
NL7001608A NL7001608A (de) 1970-08-11
NL165310B NL165310B (nl) 1980-10-15
NL165310C true NL165310C (nl) 1981-03-16

Family

ID=25171139

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7001608.A NL165310C (nl) 1969-02-07 1970-02-05 Signaalniveaudiscriminatieschakeling.

Country Status (9)

Country Link
US (1) US3560751A (de)
JP (1) JPS4919925B1 (de)
CA (1) CA942887A (de)
CH (1) CH529384A (de)
DE (1) DE2004937C3 (de)
FR (1) FR2033861A5 (de)
GB (1) GB1287725A (de)
NL (1) NL165310C (de)
SE (1) SE357273B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4949250B1 (de) * 1969-02-14 1974-12-26
US3708678A (en) * 1970-10-30 1973-01-02 Servo Corp Variable threshold circuit
US3646324A (en) * 1970-11-10 1972-02-29 Gte Sylvania Inc Information-processing system
US3706887A (en) * 1971-03-04 1972-12-19 Ibm Optical card reader
US3761725A (en) * 1971-12-30 1973-09-25 Texas Instruments Inc Automatic tire identifier with threshold setting proportional to the received signals
US3751639A (en) * 1972-06-08 1973-08-07 Raytheon Co Card reader system
US3813540A (en) * 1973-03-26 1974-05-28 Ncr Circuit for measuring and evaluating optical radiation
US3835332A (en) * 1973-06-04 1974-09-10 Eastman Kodak Co Inspection apparatus for detecting defects in a web
US3832577A (en) * 1973-06-22 1974-08-27 Ibm Threshold extraction circuitry for noisy electric waveforms
JPS5334977B2 (de) * 1974-03-07 1978-09-25
US3949233A (en) * 1974-08-15 1976-04-06 Pitney-Bowes, Inc. Hand held bar code reader with constant linear amplifier output
US4243876A (en) * 1979-07-25 1981-01-06 Westinghouse Electric Corp. Background light intensity compensation circuit for a line scan camera system
US4373114A (en) * 1979-08-06 1983-02-08 Teletype Corporation Method and means of reading punched data tape
DE3213769A1 (de) * 1982-04-14 1983-10-27 Datronic Gesellschaft für Informationsverarbeitung mbH, 8902 Neusäß Verfahren zum herstellen von mikrofilmen sowie derart hergestellter mikrofilm
IT1259645B (it) * 1992-04-10 1996-03-25 Solis Srl Metodo per la rivelazione della variazione di densita' di un tessuto e dispositivo per la sua attuazione

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3189745A (en) * 1961-10-27 1965-06-15 Philco Corp Photo-electric sensing circuit
BE626298A (de) * 1961-12-22
NL295016A (de) * 1962-07-27
US3248553A (en) * 1962-12-19 1966-04-26 Ibm Binary record photosensing apparatus
US3395963A (en) * 1965-11-15 1968-08-06 Hewlett Packard Co Optoelectric data readout device
US3461303A (en) * 1966-12-14 1969-08-12 Ibm Variable threshold amplifier with input divider circuit
US3360635A (en) * 1967-02-23 1967-12-26 Digitronics Corp Head for reading a perforated record medium

Also Published As

Publication number Publication date
US3560751A (en) 1971-02-02
SE357273B (de) 1973-06-18
DE2004937C3 (de) 1978-08-03
DE2004937B2 (de) 1977-12-01
DE2004937A1 (de) 1970-09-03
NL165310B (nl) 1980-10-15
NL7001608A (de) 1970-08-11
FR2033861A5 (de) 1970-12-04
GB1287725A (en) 1972-09-06
CA942887A (en) 1974-02-26
JPS4919925B1 (de) 1974-05-21
CH529384A (de) 1972-10-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee