FR1059342A - Perfectionnement aux montages récepteurs superhétérodynes - Google Patents

Perfectionnement aux montages récepteurs superhétérodynes

Info

Publication number
FR1059342A
FR1059342A FR1059342DA FR1059342A FR 1059342 A FR1059342 A FR 1059342A FR 1059342D A FR1059342D A FR 1059342DA FR 1059342 A FR1059342 A FR 1059342A
Authority
FR
France
Prior art keywords
improvement
superheterodyne receiver
setups
receiver setups
superheterodyne
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 FR1059342A publication Critical patent/FR1059342A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
    • H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
    • H04B15/06—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder by local oscillators of receivers
    • 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
    • H03D7/06—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
    • H03D7/08—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes the signals to be mixed being applied between the same two electrodes

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)
FR1059342D 1951-07-02 1952-06-30 Perfectionnement aux montages récepteurs superhétérodynes Expired FR1059342A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL698397X 1951-07-02

Publications (1)

Publication Number Publication Date
FR1059342A true FR1059342A (fr) 1954-03-24

Family

ID=19808952

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1059342D Expired FR1059342A (fr) 1951-07-02 1952-06-30 Perfectionnement aux montages récepteurs superhétérodynes

Country Status (4)

Country Link
US (1) US2725468A (fr)
DE (1) DE968562C (fr)
FR (1) FR1059342A (fr)
GB (1) GB698397A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL183196B (nl) * 1953-11-28 M & T Chemicals Inc Werkwijze voor de bereiding van een preparaat ten gebruike voor celvormige vinylchloridepolymeren, werkwijze voor de bereiding van vinylchloridehomo- of copolymeren, alsmede gevormd voortbrengsel, verkregen onder toepassing van een dergelijk preparaat, resp. geheel of ten dele bestaande uit een aldus bereid vinylchloridehomo- of copolymeer.
NL92538C (fr) * 1953-12-09

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR591694A (fr) * 1925-01-15 1925-07-16 Etablissements Ducretet Soc D Dispositif changeur de fréquence
GB285130A (en) * 1926-11-09 1928-02-09 Richard Leonard Howard Flander Improvements in or relating to portable or semi-portable selfcontained wireless receiving apparatus
FR673718A (fr) * 1928-08-25 1930-01-18 Radiomodulation par les lampes à faible capacité intérieure
US1972189A (en) * 1929-09-25 1934-09-04 Radio Patents Corp Radioreceiver
USRE19765E (en) * 1931-12-14 1935-11-26 Badioreceiveb
US2034513A (en) * 1933-04-01 1936-03-17 Rca Corp Combined detector oscillator circuit
US2049777A (en) * 1933-07-21 1936-08-04 Rca Corp Oscillator-detector
US2051177A (en) * 1935-02-13 1936-08-18 Radio Patents Corp Electron coupled circuit

Also Published As

Publication number Publication date
US2725468A (en) 1955-11-29
DE968562C (de) 1958-03-06
GB698397A (en) 1953-10-14

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