CA942888A - Functional checking of an optical channel - Google Patents

Functional checking of an optical channel

Info

Publication number
CA942888A
CA942888A CA097,065A CA97065A CA942888A CA 942888 A CA942888 A CA 942888A CA 97065 A CA97065 A CA 97065A CA 942888 A CA942888 A CA 942888A
Authority
CA
Canada
Prior art keywords
optical channel
functional checking
checking
functional
channel
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
CA097,065A
Other languages
English (en)
Inventor
David C. Chang
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA942888A publication Critical patent/CA942888A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Optical Head (AREA)
CA097,065A 1969-11-05 1970-10-30 Functional checking of an optical channel Expired CA942888A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87417069A 1969-11-05 1969-11-05

Publications (1)

Publication Number Publication Date
CA942888A true CA942888A (en) 1974-02-26

Family

ID=25363139

Family Applications (1)

Application Number Title Priority Date Filing Date
CA097,065A Expired CA942888A (en) 1969-11-05 1970-10-30 Functional checking of an optical channel

Country Status (6)

Country Link
US (1) US3611405A (de)
JP (1) JPS5036943B1 (de)
CA (1) CA942888A (de)
DE (1) DE2048450C2 (de)
FR (1) FR2071744A5 (de)
GB (1) GB1305959A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE31334E (en) * 1971-04-12 1983-08-02 Eastman Kodak Company Acoustooptic scanner apparatus and method
US4000493A (en) * 1971-04-12 1976-12-28 Eastman Kodak Company Acoustooptic scanner apparatus and method
US3889274A (en) * 1973-06-07 1975-06-10 Burroughs Corp Electrostatic printing apparatus and method employing optical charge deposition
JPS60180807U (ja) * 1984-05-12 1985-11-30 日精工機株式会社 シリンダ
JPS61277919A (ja) * 1985-05-31 1986-12-08 Canon Inc 焦点距離可変レンズ
JPS6399006U (de) * 1986-12-19 1988-06-27
JPH0770066B2 (ja) * 1988-10-27 1995-07-31 パイオニア株式会社 光軸モニタ装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE943575C (de) * 1952-06-28 1956-05-24 Licentia Gmbh Verfahren zur Selbstsicherung fotoelektrischer Schutz- und Steuer-Einrichtungen
DE1957922U (de) * 1965-01-29 1967-03-30 Siemens Ag Ueberwachungsvorrichtung fuer fotoelektrische befehlsgeber.
US3510658A (en) * 1967-11-06 1970-05-05 Ibm Light beam servoing system with memory element having wavelength-discrimi-nating guide and data tracks

Also Published As

Publication number Publication date
JPS5036943B1 (de) 1975-11-28
US3611405A (en) 1971-10-05
FR2071744A5 (de) 1971-09-17
DE2048450A1 (de) 1971-05-13
DE2048450C2 (de) 1982-03-18
GB1305959A (de) 1973-02-07

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