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AT254274B - Anordnung zur Informationsübertragung oder Entfernungsmessung - Google Patents

Anordnung zur Informationsübertragung oder Entfernungsmessung

Info

Publication number
AT254274B
AT254274B AT196165A AT196165A AT254274B AT 254274 B AT254274 B AT 254274B AT 196165 A AT196165 A AT 196165A AT 196165 A AT196165 A AT 196165A AT 254274 B AT254274 B AT 254274B
Authority
AT
Austria
Prior art keywords
arrangement
information transmission
distance measurement
measurement
distance
Prior art date
Application number
AT196165A
Other languages
English (en)
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
Application granted granted Critical
Publication of AT254274B publication Critical patent/AT254274B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/112—Line-of-sight transmission over an extended range
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
    • H01S5/06209—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes in single-section lasers
    • H01S5/06216—Pulse modulation or generation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/023—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse amplitude modulation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
AT196165A 1964-03-11 1965-03-05 Anordnung zur Informationsübertragung oder Entfernungsmessung AT254274B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US351157A US3483383A (en) 1964-03-11 1964-03-11 Optical pulse communication and ranging system by amplitude modulating laser injection source and detecting optical pulse width

Publications (1)

Publication Number Publication Date
AT254274B true AT254274B (de) 1967-05-10

Family

ID=23379811

Family Applications (1)

Application Number Title Priority Date Filing Date
AT196165A AT254274B (de) 1964-03-11 1965-03-05 Anordnung zur Informationsübertragung oder Entfernungsmessung

Country Status (6)

Country Link
US (1) US3483383A (de)
AT (1) AT254274B (de)
CH (1) CH433532A (de)
DE (1) DE1284537B (de)
FR (1) FR1426609A (de)
GB (1) GB1062951A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3614447A (en) * 1969-06-16 1971-10-19 Bell Telephone Labor Inc Method for modulating semiconductor lasers
US3617932A (en) * 1969-06-16 1971-11-02 Bell Telephone Labor Inc Method for pulse-width-modulating semiconductor lasers
US3641459A (en) * 1969-06-16 1972-02-08 Bell Telephone Labor Inc Apparatus and method for narrowing the pulse width and stabilizing the repetition rate in semiconductor lasers exhibiting self-induced pulsing
JPS5513151B2 (de) * 1972-11-10 1980-04-07

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3176247A (en) * 1965-03-30 Fajans maser
US3053134A (en) * 1948-04-01 1962-09-11 Bell Telephone Labor Inc Optical pulse echo system
US2981942A (en) * 1952-01-23 1961-04-25 Raytheon Co Pulse echo systems
US3024456A (en) * 1956-06-01 1962-03-06 Varian Associates Composite instrument
US3102261A (en) * 1958-01-27 1963-08-27 Bendix Corp Sonic altimeter
USRE25632E (en) * 1960-01-11 1964-08-18 Optical maser
FR1289279A (fr) * 1960-05-18 1962-03-30 Marconi Wireless Telegraph Co Perfectionnements aux systèmes radar à impulsions
US3202934A (en) * 1961-12-29 1965-08-24 Thomas A Coffee Cathode-ray excited laser generator

Also Published As

Publication number Publication date
DE1284537B (de) 1968-12-05
GB1062951A (en) 1967-03-22
FR1426609A (fr) 1966-01-28
US3483383A (en) 1969-12-09
CH433532A (de) 1967-04-15

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