LU33124A1 - - Google Patents

Info

Publication number
LU33124A1
LU33124A1 LU33124DA LU33124A1 LU 33124 A1 LU33124 A1 LU 33124A1 LU 33124D A LU33124D A LU 33124DA LU 33124 A1 LU33124 A1 LU 33124A1
Authority
LU
Luxembourg
Application number
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.)
Publication of LU33124A1 publication Critical patent/LU33124A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
    • H03B21/01—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/10—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being vacuum tube
    • 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
    • H03D7/10—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 different pairs of 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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/26—Circuits for superheterodyne receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
LU33124D 1953-10-16 LU33124A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH770218X 1953-10-16

Publications (1)

Publication Number Publication Date
LU33124A1 true LU33124A1 (fr)

Family

ID=4535330

Family Applications (1)

Application Number Title Priority Date Filing Date
LU33124D LU33124A1 (fr) 1953-10-16

Country Status (7)

Country Link
US (1) US2865987A (fr)
BE (1) BE532098A (fr)
CH (1) CH324359A (fr)
DE (1) DE1048613B (fr)
FR (1) FR1108900A (fr)
GB (1) GB770218A (fr)
LU (1) LU33124A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3118970A (en) * 1960-05-11 1964-01-21 Sidney C Silver Frequency modulation signal detection system
US3883809A (en) * 1967-05-11 1975-05-13 Massachusetts Inst Technology Superregenerative mixers and amplifiers
JPS5934035B2 (ja) * 1978-10-19 1984-08-20 ヤマハ株式会社 受信機の多重変調波復調回路

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE364226A (fr) * 1928-10-08
US2166538A (en) * 1937-06-22 1939-07-18 Rca Corp Frequency doubler
US2263634A (en) * 1940-03-30 1941-11-25 Rca Corp Ultra high frequency receiver
US2414460A (en) * 1944-07-22 1947-01-21 Standard Telephones Cables Ltd Radio receiver
US2596117A (en) * 1948-11-06 1952-05-13 Zenith Radio Corp Frequency converter system

Also Published As

Publication number Publication date
FR1108900A (fr) 1956-01-18
US2865987A (en) 1958-12-23
BE532098A (fr)
GB770218A (en) 1957-03-20
DE1048613B (fr)
CH324359A (fr) 1957-09-15

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