GB1525256A - Synchronizing signal separator having an automatic noise gate - Google Patents

Synchronizing signal separator having an automatic noise gate

Info

Publication number
GB1525256A
GB1525256A GB37881/75A GB3788175A GB1525256A GB 1525256 A GB1525256 A GB 1525256A GB 37881/75 A GB37881/75 A GB 37881/75A GB 3788175 A GB3788175 A GB 3788175A GB 1525256 A GB1525256 A GB 1525256A
Authority
GB
United Kingdom
Prior art keywords
transistor
resistor
capacitor
noise
level
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
GB37881/75A
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.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Priority to GB37881/75A priority Critical patent/GB1525256A/en
Priority to US05/649,973 priority patent/US4008370A/en
Priority to SE7609789A priority patent/SE415315B/xx
Priority to IT27039/76A priority patent/IT1068499B/it
Priority to AU17565/76A priority patent/AU508222B2/en
Priority to AT670176A priority patent/ATA670176A/de
Priority to JP51110687A priority patent/JPS5236415A/ja
Priority to NL7610198A priority patent/NL7610198A/xx
Priority to DE2641298A priority patent/DE2641298C3/de
Priority to BE170630A priority patent/BE846191A/xx
Priority to FR7627579A priority patent/FR2324177A1/fr
Priority to ES451537A priority patent/ES451537A1/es
Publication of GB1525256A publication Critical patent/GB1525256A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • H04N5/213—Circuitry for suppressing or minimising impulsive noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
  • Synchronizing For Television (AREA)
  • Picture Signal Circuits (AREA)
  • Amplifiers (AREA)
GB37881/75A 1975-09-15 1975-09-15 Synchronizing signal separator having an automatic noise gate Expired GB1525256A (en)

Priority Applications (12)

Application Number Priority Date Filing Date Title
GB37881/75A GB1525256A (en) 1975-09-15 1975-09-15 Synchronizing signal separator having an automatic noise gate
US05/649,973 US4008370A (en) 1975-09-15 1976-01-19 Automatic noise gate for a synchronizing signal amplifier
SE7609789A SE415315B (sv) 1975-09-15 1976-09-03 Automatisk brusgrind for en synkroniseringssignalforsterkare
IT27039/76A IT1068499B (it) 1975-09-15 1976-09-09 Porta automatica per il rumore per un amplificatore di segnali di sincronizzazione
AU17565/76A AU508222B2 (en) 1975-09-15 1976-09-09 Automatic noise gate fora synchronizing signal amplifier
AT670176A ATA670176A (de) 1975-09-15 1976-09-10 Automatische rauschsignalsperre
JP51110687A JPS5236415A (en) 1975-09-15 1976-09-13 Automatic noise gate for synchronizing signal amplifier
NL7610198A NL7610198A (nl) 1975-09-15 1976-09-14 Automatische ruispoort voor een synchronisatie- signaalversterker.
DE2641298A DE2641298C3 (de) 1975-09-15 1976-09-14 Automatische Rauschsignalsperre
BE170630A BE846191A (fr) 1975-09-15 1976-09-14 Porte automatique sensible aux bruits pour amplificateur de signaux de synchronisation
FR7627579A FR2324177A1 (fr) 1975-09-15 1976-09-14 Porte automatique sensible aux bruits pour amplificateur de signaux de synchronisation
ES451537A ES451537A1 (es) 1975-09-15 1976-09-15 Perfeccionamientos en puertas automaticas de ruido en ampli-ficadores de senal de sincronizacion.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB37881/75A GB1525256A (en) 1975-09-15 1975-09-15 Synchronizing signal separator having an automatic noise gate

Publications (1)

Publication Number Publication Date
GB1525256A true GB1525256A (en) 1978-09-20

Family

ID=10399670

Family Applications (1)

Application Number Title Priority Date Filing Date
GB37881/75A Expired GB1525256A (en) 1975-09-15 1975-09-15 Synchronizing signal separator having an automatic noise gate

Country Status (12)

Country Link
US (1) US4008370A (enExample)
JP (1) JPS5236415A (enExample)
AT (1) ATA670176A (enExample)
AU (1) AU508222B2 (enExample)
BE (1) BE846191A (enExample)
DE (1) DE2641298C3 (enExample)
ES (1) ES451537A1 (enExample)
FR (1) FR2324177A1 (enExample)
GB (1) GB1525256A (enExample)
IT (1) IT1068499B (enExample)
NL (1) NL7610198A (enExample)
SE (1) SE415315B (enExample)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL97482C (enExample) * 1957-07-10
US3234328A (en) * 1963-03-01 1966-02-08 Motorola Inc Television receiver
US3256502A (en) * 1964-02-28 1966-06-14 Sylvania Electric Prod Sync pulse separating and agc circuitry
US3441669A (en) * 1965-02-26 1969-04-29 Rca Corp Threshold control for sync separator noise protection circuit and for agc stage
US3639780A (en) * 1968-06-24 1972-02-01 Gte Sylvania Inc Video signalling processing apparatus

Also Published As

Publication number Publication date
DE2641298A1 (de) 1977-03-17
DE2641298C3 (de) 1979-03-22
AU508222B2 (en) 1980-03-13
ES451537A1 (es) 1977-12-01
DE2641298B2 (de) 1977-10-27
BE846191A (fr) 1976-12-31
US4008370A (en) 1977-02-15
FR2324177A1 (fr) 1977-04-08
SE7609789L (sv) 1977-03-16
AU1756576A (en) 1978-03-16
SE415315B (sv) 1980-09-22
NL7610198A (nl) 1977-03-17
JPS5519111B2 (enExample) 1980-05-23
IT1068499B (it) 1985-03-21
ATA670176A (de) 1980-11-15
JPS5236415A (en) 1977-03-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee