ES172055A1 - Mejoras en demoduladores - Google Patents

Mejoras en demoduladores

Info

Publication number
ES172055A1
ES172055A1 ES0172055A ES172055A ES172055A1 ES 172055 A1 ES172055 A1 ES 172055A1 ES 0172055 A ES0172055 A ES 0172055A ES 172055 A ES172055 A ES 172055A ES 172055 A1 ES172055 A1 ES 172055A1
Authority
ES
Spain
Prior art keywords
electrodes
carrier waves
input
polarization potential
output
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
ES0172055A
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES172055A1 publication Critical patent/ES172055A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/06—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K9/00—Demodulating pulses which have been modulated with a continuously-variable signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)

Abstract

Demodulador para ondas portadoras telegráficas con la combinación de medios para rectificar dichas ondas portadoras un amplificador dotado de electrodos de entrada y de salida un potencial de polarización normal y un potencial de polarización de trabajo que se conecten a dichos electrodos de entrada siendo dichos potenciales de signo opuesto y obteniéndose ellos de dichos medios de rectificación y un circuito de salida conectado a dichos electrodos de salida.
ES0172055A 1944-12-04 1946-01-05 Mejoras en demoduladores Expired ES172055A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US566557A US2424961A (en) 1944-12-04 1944-12-04 Demodulator for carrier telegraph signals

Publications (1)

Publication Number Publication Date
ES172055A1 true ES172055A1 (es) 1946-02-01

Family

ID=24263391

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0172055A Expired ES172055A1 (es) 1944-12-04 1946-01-05 Mejoras en demoduladores

Country Status (5)

Country Link
US (1) US2424961A (es)
BE (1) BE462165A (es)
CH (1) CH260442A (es)
ES (1) ES172055A1 (es)
FR (1) FR940960A (es)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR960660A (es) * 1947-02-07 1950-04-22
NL73400C (es) * 1948-02-05
GB718500A (en) * 1951-02-22 1954-11-17 British Telecomm Res Ltd Improvements in and relating to electric converter circuit arrangements
US2770677A (en) * 1952-04-29 1956-11-13 Rca Corp Neutral-to-polar current conversion circuits
US2864077A (en) * 1954-03-10 1958-12-09 Turk John E De Means for distinguishing positive and negative pulses in magnetic tape recording
US2804605A (en) * 1954-03-19 1957-08-27 Raytheon Mfg Co Magnetic recording playback circuits
USRE25699E (en) * 1954-04-26 1964-12-15 Simplified two-channel multiplex system
US2794856A (en) * 1954-08-27 1957-06-04 Western Union Telegraph Co Transistorized keying and mark-hold unit
US2938082A (en) * 1954-09-30 1960-05-24 Robert D Mohler Telephone apparatus
GB821765A (en) * 1956-04-30 1959-10-14 Gen Electric Co Ltd Improvements in or relating to transistor switching arrangements
US2997543A (en) * 1957-06-24 1961-08-22 American Telephone & Telegraph Reduction of effect of hits on telegraph reception
US3017464A (en) * 1958-12-03 1962-01-16 Western Union Telegraph Co Frequency shift modulation receiver
US3037080A (en) * 1960-06-07 1962-05-29 Schindler Ludwig Telecommunication receiver
US3155844A (en) * 1961-06-02 1964-11-03 Lear Siegler Inc Magnetic integrator including hall effect device and unijunction transistor switchesfor providing step-like flux density
US3179748A (en) * 1961-12-19 1965-04-20 Bell Telephone Labor Inc Balanced demodulator for frequencyshift data signals
US8516484B2 (en) 2008-02-01 2013-08-20 International Business Machines Corporation Wake-and-go mechanism for a data processing system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1925838A (en) * 1932-07-01 1933-09-05 Boehme Inc H O Push-pull signal amplifier
US2101256A (en) * 1934-12-29 1937-12-07 Bell Telephone Labor Inc Carrier telegraph receiver
DE744376C (de) * 1936-10-13 1944-01-14 Siemens Ag Verfahren zur UEbermittlung von telegrafischen Zeichen in Traegerstrom-Telegrafenanlagen

Also Published As

Publication number Publication date
BE462165A (es)
US2424961A (en) 1947-08-05
CH260442A (de) 1949-03-15
FR940960A (fr) 1948-12-29

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