FI63144C - Televisionsmottagare med en synkron detektorkrets och en frekvensavvikningsdetektorkrets - Google Patents

Televisionsmottagare med en synkron detektorkrets och en frekvensavvikningsdetektorkrets Download PDF

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Publication number
FI63144C
FI63144C FI772706A FI772706A FI63144C FI 63144 C FI63144 C FI 63144C FI 772706 A FI772706 A FI 772706A FI 772706 A FI772706 A FI 772706A FI 63144 C FI63144 C FI 63144C
Authority
FI
Finland
Prior art keywords
circuit
signal
synchronous
detector
frequency
Prior art date
Application number
FI772706A
Other languages
English (en)
Finnish (fi)
Other versions
FI63144B (fi
FI772706A7 (fi
Inventor
Hans Jacob Apeldoorn
Peter Johannes Hubertu Janssen
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 FI772706A7 publication Critical patent/FI772706A7/fi
Application granted granted Critical
Publication of FI63144B publication Critical patent/FI63144B/fi
Publication of FI63144C publication Critical patent/FI63144C/fi

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
    • H04N5/50—Tuning indicators; Automatic tuning control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • 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
    • H04N5/455—Demodulation-circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Receiver Circuits (AREA)
  • Circuits Of Receivers In General (AREA)
  • Superheterodyne Receivers (AREA)
  • Processing Of Color Television Signals (AREA)
FI772706A 1976-09-17 1977-09-14 Televisionsmottagare med en synkron detektorkrets och en frekvensavvikningsdetektorkrets FI63144C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NLAANVRAGE7610354,A NL183428B (nl) 1976-09-17 1976-09-17 Televisieontvanger met een synchrone detectieschakeling en een frequentieafwijkings-detectieschakeling.
NL7610354 1976-09-17

Publications (3)

Publication Number Publication Date
FI772706A7 FI772706A7 (fi) 1978-03-18
FI63144B FI63144B (fi) 1982-12-31
FI63144C true FI63144C (fi) 1983-04-11

Family

ID=19826919

Family Applications (1)

Application Number Title Priority Date Filing Date
FI772706A FI63144C (fi) 1976-09-17 1977-09-14 Televisionsmottagare med en synkron detektorkrets och en frekvensavvikningsdetektorkrets

Country Status (15)

Country Link
US (1) US4157569A (en, 2012)
JP (1) JPS5338220A (en, 2012)
AU (1) AU510811B2 (en, 2012)
BE (1) BE858740A (en, 2012)
CA (1) CA1091340A (en, 2012)
DE (1) DE2740623C3 (en, 2012)
ES (1) ES462376A1 (en, 2012)
FI (1) FI63144C (en, 2012)
FR (1) FR2365257A1 (en, 2012)
GB (1) GB1537799A (en, 2012)
HK (1) HK66179A (en, 2012)
IT (1) IT1085396B (en, 2012)
NL (1) NL183428B (en, 2012)
NZ (1) NZ185176A (en, 2012)
ZA (1) ZA774892B (en, 2012)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4253118A (en) * 1979-07-02 1981-02-24 Zenith Radio Corporation Synchronous detection system
US4323924A (en) * 1980-10-06 1982-04-06 Zenith Radio Corporation Automatic phase adjusting circuit for a synchronous detector
US4388649A (en) * 1981-06-01 1983-06-14 Rca Corporation AFT Lockout prevention system
NL8200374A (nl) * 1982-02-02 1983-09-01 Philips Nv Televisie-ontvanger met een videosignaaldetektor van een met behulp van een referentiesignaal detekterend type.
NL8301179A (nl) * 1983-04-01 1984-11-01 Philips Nv Ontvanger voor hf-signalen voorzien van een paar parallelle signaalwegen.
NL8800555A (nl) * 1988-03-07 1989-10-02 Philips Nv Synchrone demodulatieschakeling voor een op een draaggolf gemoduleerd televisiesignaal.
DE10158357A1 (de) * 2001-11-28 2003-06-12 Philips Intellectual Property Kompensationsschaltung für Frequenzfilter

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2573248A (en) * 1949-06-18 1951-10-30 Zenith Radio Corp Television receiver
NL6609958A (en, 2012) * 1966-07-15 1968-01-16
US3812289A (en) * 1972-11-06 1974-05-21 Rca Corp Television receiver using synchronous video detection
US3858000A (en) * 1972-12-04 1974-12-31 Warwick Electronics Inc Extended range afc system
GB1440342A (en) * 1973-04-10 1976-06-23 Thorn Electrical Ind Ltd Television receiver circuits
NL7306381A (en, 2012) * 1973-05-08 1974-11-12
JPS51100632A (en, 2012) * 1975-03-03 1976-09-06 Matsushita Electric Industrial Co Ltd
US4091410A (en) * 1976-11-08 1978-05-23 Zenith Radio Corporation Frequency and phase lock loop synchronous detecting system having a pair of phase lock conditions

Also Published As

Publication number Publication date
DE2740623A1 (de) 1978-03-23
ZA774892B (en) 1979-03-28
JPS5338220A (en) 1978-04-08
DE2740623C3 (de) 1980-03-20
JPS6216067B2 (en, 2012) 1987-04-10
US4157569A (en) 1979-06-05
ES462376A1 (es) 1978-06-01
NL7610354A (nl) 1978-03-21
FR2365257A1 (fr) 1978-04-14
NL183428B (nl) 1988-05-16
NZ185176A (en) 1980-08-26
CA1091340A (en) 1980-12-09
DE2740623B2 (de) 1979-07-05
GB1537799A (en) 1979-01-04
FI63144B (fi) 1982-12-31
AU2891277A (en) 1979-03-29
IT1085396B (it) 1985-05-28
FI772706A7 (fi) 1978-03-18
BE858740A (fr) 1978-03-15
HK66179A (en) 1979-09-21
AU510811B2 (en) 1980-07-17
FR2365257B1 (en, 2012) 1982-05-14

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN