FR2283611A1 - DEVICE FOR CONTROLLING THE REST FREQUENCY OF A COLOR TELEVISION SUB-CARRIER AND CORRESPONDING ENCODERS FOR THE SECAM SYSTEM - Google Patents

DEVICE FOR CONTROLLING THE REST FREQUENCY OF A COLOR TELEVISION SUB-CARRIER AND CORRESPONDING ENCODERS FOR THE SECAM SYSTEM

Info

Publication number
FR2283611A1
FR2283611A1 FR7429725A FR7429725A FR2283611A1 FR 2283611 A1 FR2283611 A1 FR 2283611A1 FR 7429725 A FR7429725 A FR 7429725A FR 7429725 A FR7429725 A FR 7429725A FR 2283611 A1 FR2283611 A1 FR 2283611A1
Authority
FR
France
Prior art keywords
carrier
controlling
color television
secam system
rest frequency
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.)
Granted
Application number
FR7429725A
Other languages
French (fr)
Other versions
FR2283611B1 (en
Inventor
Luc Pham Van Cang
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7429725A priority Critical patent/FR2283611A1/en
Priority to DE19752538355 priority patent/DE2538355C2/en
Priority to GB3562275A priority patent/GB1509958A/en
Priority to SU752168208A priority patent/SU645626A3/en
Publication of FR2283611A1 publication Critical patent/FR2283611A1/en
Application granted granted Critical
Publication of FR2283611B1 publication Critical patent/FR2283611B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
    • H04N11/18—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous and sequential signals, e.g. SECAM-system
    • H04N11/183—Encoding means therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Color Television Systems (AREA)
FR7429725A 1974-08-30 1974-08-30 DEVICE FOR CONTROLLING THE REST FREQUENCY OF A COLOR TELEVISION SUB-CARRIER AND CORRESPONDING ENCODERS FOR THE SECAM SYSTEM Granted FR2283611A1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7429725A FR2283611A1 (en) 1974-08-30 1974-08-30 DEVICE FOR CONTROLLING THE REST FREQUENCY OF A COLOR TELEVISION SUB-CARRIER AND CORRESPONDING ENCODERS FOR THE SECAM SYSTEM
DE19752538355 DE2538355C2 (en) 1974-08-30 1975-08-28 Circuit arrangement for readjusting the rest frequency of a color subcarrier
GB3562275A GB1509958A (en) 1974-08-30 1975-08-28 Control circuit for controlling the resting frequency of a frequency-modulated colour television sub-carrier
SU752168208A SU645626A3 (en) 1974-08-30 1975-08-29 Device for automatic subcarrier frequency control of secam frequency modulator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7429725A FR2283611A1 (en) 1974-08-30 1974-08-30 DEVICE FOR CONTROLLING THE REST FREQUENCY OF A COLOR TELEVISION SUB-CARRIER AND CORRESPONDING ENCODERS FOR THE SECAM SYSTEM

Publications (2)

Publication Number Publication Date
FR2283611A1 true FR2283611A1 (en) 1976-03-26
FR2283611B1 FR2283611B1 (en) 1981-05-29

Family

ID=9142706

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7429725A Granted FR2283611A1 (en) 1974-08-30 1974-08-30 DEVICE FOR CONTROLLING THE REST FREQUENCY OF A COLOR TELEVISION SUB-CARRIER AND CORRESPONDING ENCODERS FOR THE SECAM SYSTEM

Country Status (4)

Country Link
DE (1) DE2538355C2 (en)
FR (1) FR2283611A1 (en)
GB (1) GB1509958A (en)
SU (1) SU645626A3 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2453573A1 (en) * 1979-04-05 1980-10-31 Rca Corp METHOD FOR ADJUSTING THE GAIN OF A USEFUL CHROMINANCE CHANNEL IN SECAM ENCODERS AND DEVICE FOR USING THE METHOD
EP0089728A1 (en) * 1982-03-23 1983-09-28 Koninklijke Philips Electronics N.V. Encoding circuit for a SECAM colour television transmission
FR2544946A1 (en) * 1983-04-20 1984-10-26 Matra Frequency-modulated oscillator and television coder incorporating such an oscillator
FR2550404A2 (en) * 1983-06-01 1985-02-08 Cgv Comp Gen Videotech SECAM colour coder system for general public application.

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2048610B (en) * 1979-04-05 1983-04-27 Rca Corp Automatic limit control for secam encoder
US4287530A (en) * 1980-05-09 1981-09-01 Motorola Inc. Demodulator system including a tunable discriminator suitable for use in a secam television receiver
DE3831240A1 (en) * 1988-09-14 1990-03-22 Thomson Brandt Gmbh DEMODULATOR FOR FREQUENCY MODULATED IMAGE SIGNALS

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2453573A1 (en) * 1979-04-05 1980-10-31 Rca Corp METHOD FOR ADJUSTING THE GAIN OF A USEFUL CHROMINANCE CHANNEL IN SECAM ENCODERS AND DEVICE FOR USING THE METHOD
EP0089728A1 (en) * 1982-03-23 1983-09-28 Koninklijke Philips Electronics N.V. Encoding circuit for a SECAM colour television transmission
FR2544946A1 (en) * 1983-04-20 1984-10-26 Matra Frequency-modulated oscillator and television coder incorporating such an oscillator
FR2550404A2 (en) * 1983-06-01 1985-02-08 Cgv Comp Gen Videotech SECAM colour coder system for general public application.

Also Published As

Publication number Publication date
GB1509958A (en) 1978-05-10
DE2538355A1 (en) 1976-03-11
FR2283611B1 (en) 1981-05-29
SU645626A3 (en) 1979-01-30
DE2538355C2 (en) 1982-07-15

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Legal Events

Date Code Title Description
ST Notification of lapse