FR906033A - Montage émetteur-récepteur pour ondes courtes - Google Patents

Montage émetteur-récepteur pour ondes courtes

Info

Publication number
FR906033A
FR906033A FR906033DA FR906033A FR 906033 A FR906033 A FR 906033A FR 906033D A FR906033D A FR 906033DA FR 906033 A FR906033 A FR 906033A
Authority
FR
France
Prior art keywords
transceiver assembly
shortwave transceiver
shortwave
assembly
transceiver
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
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR906033A publication Critical patent/FR906033A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1416—Balanced arrangements with discharge tubes having more than two electrodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/44—Transmit/receive switching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/44—Transmit/receive switching
    • H04B1/46—Transmit/receive switching by voice-frequency signals; by pilot signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Transceivers (AREA)
FR906033D 1943-07-23 1944-07-22 Montage émetteur-récepteur pour ondes courtes Expired FR906033A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL112335 1943-07-23
NL118229 1944-07-28

Publications (1)

Publication Number Publication Date
FR906033A true FR906033A (fr) 1945-12-20

Family

ID=26641563

Family Applications (2)

Application Number Title Priority Date Filing Date
FR906033D Expired FR906033A (fr) 1943-07-23 1944-07-22 Montage émetteur-récepteur pour ondes courtes
FR43762A Expired FR75251E (fr) 1943-07-23 1946-11-14 Montage émetteur-récepteur pour ondes courtes

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR43762A Expired FR75251E (fr) 1943-07-23 1946-11-14 Montage émetteur-récepteur pour ondes courtes

Country Status (7)

Country Link
US (2) US2505655A (fr)
BE (2) BE466841A (fr)
CH (2) CH246395A (fr)
DE (2) DE869090C (fr)
FR (2) FR906033A (fr)
GB (2) GB623069A (fr)
NL (2) NL67076C (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2625650A (en) * 1948-10-16 1953-01-13 Sperry Corp Superregenerative apparatus
US2836663A (en) * 1953-04-21 1958-05-27 Motorola Inc Radio-phonograph combination
US2886653A (en) * 1953-08-31 1959-05-12 Rca Corp Amplitude modulated oscillator systems
US2813155A (en) * 1954-02-23 1957-11-12 Motorola Inc Tone control for radio-phonograph combination
US2853559A (en) * 1954-05-03 1958-09-23 Underwood Corp Signal transfer selector
US3624506A (en) * 1970-03-23 1971-11-30 John S Townsend Two-way electronic frequency converter
JPS5279815A (en) * 1975-12-26 1977-07-05 Nec Corp Transmitting and receiving circuit
GB2128851A (en) * 1982-09-24 1984-05-02 Jasco International Radio communication systems

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR673968A (fr) * 1929-04-24 1930-01-22 Dispositif changeur de fréquence pour radiosignalisation
US1769920A (en) * 1929-04-30 1930-07-08 Bell Telephone Labor Inc Electrooptical transmission system
US1974184A (en) * 1931-03-04 1934-09-18 Rca Corp Radio apparatus
FR733947A (fr) * 1931-03-23 1932-10-13 Marconi Wireless Telegraph Co Perfectionnements aux systèmes amplificateurs thermo-électroniques et à leur application aux appareils récepteurs à haute fréquence
US1935316A (en) * 1931-09-16 1933-11-14 Bell Telephone Labor Inc Detector
US2128422A (en) * 1933-01-26 1938-08-30 Rca Corp Ultrashort wave circuit
US2018569A (en) * 1933-06-17 1935-10-22 Rca Corp Radio signaling apparatus
BE406777A (fr) * 1933-12-13
US2205359A (en) * 1938-06-24 1940-06-18 Hygrade Sylvania Corp Superheterodyne receiver
NL58997C (fr) * 1940-05-30
US2434474A (en) * 1941-01-28 1948-01-13 Hartford Nat Bank & Trust Co Circuit arrangement for ultra short waves
US2296107A (en) * 1941-05-09 1942-09-15 Rca Corp Ultra high frequency converter

Also Published As

Publication number Publication date
NL61584C (fr)
CH255008A (de) 1948-05-31
NL67076C (fr)
GB623069A (en) 1949-05-11
FR75251E (fr) 1961-10-04
US2505655A (en) 1950-04-25
BE466841A (fr)
CH246395A (de) 1946-12-31
DE869090C (de) 1953-03-02
DE872235C (de) 1953-03-30
GB628862A (en) 1949-09-06
BE456891A (fr)
US2503782A (en) 1950-04-11

Similar Documents

Publication Publication Date Title
FR917069A (fr) Lubrifiant
FR906033A (fr) Montage émetteur-récepteur pour ondes courtes
FR903902A (fr) Montage changeur de fréquence
FR54440E (fr) Montage changeur de fréquence
FR936844A (fr) Montage changeur de fréquence
FR920715A (fr) Récepteur pour ondes courtes
FR986937A (fr) Broyeur-mélangeur
FR52713E (fr) Tube pour ondes décimétriques
FR890896A (fr) Silencieux pour avion
FR899991A (fr) Multiplicateur de fréquences pour ondes ultra-courtes
FR906085A (fr) Pick-up électromagnétique
FR893728A (fr) Poêle-cuisinière
FR984415A (fr) Amérisseur pour hydravions
FR901450A (fr) Montage oscillateur
FR887978A (fr) Montage pour ondes ultra-courtes
FR903297A (fr) Montage changeur de fréquence
FR892681A (fr) Condensateur électromagnétique
ES8685Y (es) Aceitera
FR889548A (fr) Véhicule
FR906930A (fr) Suspension pour voiture
FR905023A (fr) émetteur-récepteur radio-électrique
FR901516A (fr) Dispositif de montage pour ondes ultra-courtes
FR947282A (fr) Montage changeur de fréquence
FR937997A (fr) Montage changeur de fréquence
FI21290A (fi) Hyökkäysvaunu