AT382748B - Konverterschaltung fuer fernsehsignale - Google Patents

Konverterschaltung fuer fernsehsignale

Info

Publication number
AT382748B
AT382748B AT426380A AT426380A AT382748B AT 382748 B AT382748 B AT 382748B AT 426380 A AT426380 A AT 426380A AT 426380 A AT426380 A AT 426380A AT 382748 B AT382748 B AT 382748B
Authority
AT
Austria
Prior art keywords
converter
signals
Prior art date
Application number
AT426380A
Other languages
English (en)
Other versions
ATA426380A (de
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of ATA426380A publication Critical patent/ATA426380A/de
Application granted granted Critical
Publication of AT382748B publication Critical patent/AT382748B/de

Links

Classifications

    • 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
    • H03D7/16—Multiple-frequency-changing
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
    • H03D7/163—Multiple-frequency-changing all the frequency changers being connected in cascade the local oscillations of at least two of the frequency changers being derived from a single oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18—Automatic scanning over a band of frequencies
    • H03J7/20—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Details Of Television Systems (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
AT426380A 1979-08-22 1980-08-21 Konverterschaltung fuer fernsehsignale AT382748B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7906336A NL7906336A (nl) 1979-08-22 1979-08-22 Konverteerschakeling voor t.v. signalen.

Publications (2)

Publication Number Publication Date
ATA426380A ATA426380A (de) 1986-08-15
AT382748B true AT382748B (de) 1987-04-10

Family

ID=19833711

Family Applications (1)

Application Number Title Priority Date Filing Date
AT426380A AT382748B (de) 1979-08-22 1980-08-21 Konverterschaltung fuer fernsehsignale

Country Status (8)

Country Link
EP (1) EP0024763B1 (de)
JP (1) JPS5631236A (de)
AT (1) AT382748B (de)
AU (1) AU532278B2 (de)
CA (1) CA1161117A (de)
DE (1) DE3068111D1 (de)
ES (1) ES494374A0 (de)
NL (1) NL7906336A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58203033A (ja) * 1982-05-24 1983-11-26 Bridgestone Corp 未加硫ゴムシ−ト切断装置
DE3433721A1 (de) * 1984-09-14 1986-03-27 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Schaltungsanordnung zur umsetzung einer frequenz fuer fernsehempfaenger

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2618743A (en) * 1947-10-24 1952-11-18 Nielsen A C Co System and apparatus for determining the listening habits of wave signal receiver users
CA1029815A (en) * 1971-03-04 1978-04-18 Floyd O. Vincent Method and apparatus for converting electrical signals

Also Published As

Publication number Publication date
DE3068111D1 (en) 1984-07-12
ATA426380A (de) 1986-08-15
EP0024763B1 (de) 1984-06-06
AU532278B2 (en) 1983-09-22
ES8105905A1 (es) 1981-06-01
AU6158480A (en) 1981-04-09
NL7906336A (nl) 1981-02-24
JPS5631236A (en) 1981-03-30
ES494374A0 (es) 1981-06-01
CA1161117A (en) 1984-01-24
EP0024763A1 (de) 1981-03-11

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee