ES299861A1 - Un dispositivo de transmisiën con modulaciën de frecuencia de impulsos - Google Patents

Un dispositivo de transmisiën con modulaciën de frecuencia de impulsos

Info

Publication number
ES299861A1
ES299861A1 ES0299861A ES299861A ES299861A1 ES 299861 A1 ES299861 A1 ES 299861A1 ES 0299861 A ES0299861 A ES 0299861A ES 299861 A ES299861 A ES 299861A ES 299861 A1 ES299861 A1 ES 299861A1
Authority
ES
Spain
Prior art keywords
input signal
diode
pulse
transistor
modulated
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
ES0299861A
Other languages
English (en)
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
Publication of ES299861A1 publication Critical patent/ES299861A1/es
Expired legal-status Critical Current

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
    • H04B10/50—Transmitters
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Semiconductor Lasers (AREA)
  • Optical Communication System (AREA)
ES0299861A 1963-05-17 1964-05-16 Un dispositivo de transmisiën con modulaciën de frecuencia de impulsos Expired ES299861A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28115663A 1963-05-17 1963-05-17

Publications (1)

Publication Number Publication Date
ES299861A1 true ES299861A1 (es) 1964-11-01

Family

ID=23076170

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0299861A Expired ES299861A1 (es) 1963-05-17 1964-05-16 Un dispositivo de transmisiën con modulaciën de frecuencia de impulsos

Country Status (5)

Country Link
JP (1) JPS4943823B1 (es)
CH (1) CH422595A (es)
DE (1) DE1185721B (es)
ES (1) ES299861A1 (es)
GB (1) GB1044992A (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5036125U (es) * 1973-07-28 1975-04-16
GB2446632A (en) * 2007-02-13 2008-08-20 David Holmes Transmission of audio signals over a fibre optic cable using pulse width modulation or pulse density modulation

Also Published As

Publication number Publication date
DE1185721B (de) 1965-01-21
GB1044992A (en) 1966-10-05
CH422595A (de) 1966-10-15
JPS4943823B1 (es) 1974-11-25

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