RO82917B - Decodificator de semnale de crominanta secventiale cu memorizare - Google Patents

Decodificator de semnale de crominanta secventiale cu memorizare

Info

Publication number
RO82917B
RO82917B RO78752A RO7875274A RO82917B RO 82917 B RO82917 B RO 82917B RO 78752 A RO78752 A RO 78752A RO 7875274 A RO7875274 A RO 7875274A RO 82917 B RO82917 B RO 82917B
Authority
RO
Romania
Prior art keywords
sequential
decoder
signals
memorizing
numerical
Prior art date
Application number
RO78752A
Other languages
English (en)
Other versions
RO82917A (ro
Inventor
Philip Stephen Crosby
Larry Allan Nelson
Original Assignee
Tektronix Inc
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 Tektronix Inc filed Critical Tektronix Inc
Publication of RO82917A publication Critical patent/RO82917A/ro
Publication of RO82917B publication Critical patent/RO82917B/ro

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
    • H03G11/06—Limiters of angle-modulated signals; such limiters combined with discriminators
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
    • 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
    • H04N11/186—Decoding means therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Systems (AREA)

Abstract

Inventia se refera la un decodificator de semnale de crominanta secventiale cu memorizare la care semnalele diferenta de culoare sînt trecute fub forma numerica la nivelul de intrare al subpurtatoarei înaintea aplicarii la liniile de întîrziere, iar detectorul de faza final numeric asigura o ameliorare a latimii benzii echivalente de zgomot.
RO78752A 1973-05-15 1974-05-13 Decodificator de semnale de crominanta secventiale cu memorizare RO82917B (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US360519A US3863264A (en) 1973-05-15 1973-05-15 Sequential color and memory decoder

Publications (2)

Publication Number Publication Date
RO82917A RO82917A (ro) 1984-01-14
RO82917B true RO82917B (ro) 1984-01-30

Family

ID=23418320

Family Applications (1)

Application Number Title Priority Date Filing Date
RO78752A RO82917B (ro) 1973-05-15 1974-05-13 Decodificator de semnale de crominanta secventiale cu memorizare

Country Status (8)

Country Link
US (1) US3863264A (ro)
CA (1) CA1027236A (ro)
CS (1) CS177175B2 (ro)
DE (1) DE2422886A1 (ro)
FR (1) FR2245140B1 (ro)
NL (1) NL7406499A (ro)
PL (1) PL90504B1 (ro)
RO (1) RO82917B (ro)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1493611A (en) * 1974-06-06 1977-11-30 Quantel Ltd Phase shifters
FR2280277B1 (fr) * 1974-07-26 1977-01-07 Thomson Csf Perfectionnement aux codeurs et decodeurs du systeme de television en couleur sequentiel a memoire et aux dispositifs d'emission et recepteurs correspondants
US3949417A (en) * 1974-09-16 1976-04-06 Tektronix, Inc. Sequential color and memory decoder
FR2472302A1 (fr) * 1979-12-21 1981-06-26 Thomson Csf Circuit a asservissement de phase, et dispositif comportant un tel circuit notamment pour la television
JPS63309089A (ja) * 1987-06-11 1988-12-16 Sony Corp Ｓｅｃａｍ方式のカラ−映像信号のデジタル記録再生方法
US6320622B1 (en) * 1998-09-07 2001-11-20 Infineon Technologies Ag De-emphasis filter with integrated determination of achromatic values

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE630668A (ro) * 1962-04-05
FR2085256B1 (ro) * 1970-04-02 1975-02-21 Radiotechnique Compelec

Also Published As

Publication number Publication date
DE2422886A1 (de) 1975-02-27
CS177175B2 (ro) 1977-07-29
FR2245140A1 (ro) 1975-04-18
RO82917A (ro) 1984-01-14
CA1027236A (en) 1978-02-28
US3863264A (en) 1975-01-28
NL7406499A (ro) 1974-11-19
FR2245140B1 (ro) 1979-07-27
PL90504B1 (ro) 1977-01-31

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