FR2554661B1 - Circuit de restauration du courant continu d'un signal video - Google Patents

Circuit de restauration du courant continu d'un signal video

Info

Publication number
FR2554661B1
FR2554661B1 FR848416886A FR8416886A FR2554661B1 FR 2554661 B1 FR2554661 B1 FR 2554661B1 FR 848416886 A FR848416886 A FR 848416886A FR 8416886 A FR8416886 A FR 8416886A FR 2554661 B1 FR2554661 B1 FR 2554661B1
Authority
FR
France
Prior art keywords
restoring
circuit
video signal
direct current
direct
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
FR848416886A
Other languages
English (en)
Other versions
FR2554661A1 (fr
Inventor
Werner Hinn
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
Publication of FR2554661A1 publication Critical patent/FR2554661A1/fr
Application granted granted Critical
Publication of FR2554661B1 publication Critical patent/FR2554661B1/fr
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
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
    • 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
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Television Receiver Circuits (AREA)
FR848416886A 1983-11-07 1984-11-06 Circuit de restauration du courant continu d'un signal video Expired FR2554661B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/549,478 US4549214A (en) 1983-11-07 1983-11-07 Video signal DC restoration circuit

Publications (2)

Publication Number Publication Date
FR2554661A1 FR2554661A1 (fr) 1985-05-10
FR2554661B1 true FR2554661B1 (fr) 1989-10-13

Family

ID=24193181

Family Applications (1)

Application Number Title Priority Date Filing Date
FR848416886A Expired FR2554661B1 (fr) 1983-11-07 1984-11-06 Circuit de restauration du courant continu d'un signal video

Country Status (9)

Country Link
US (1) US4549214A (fr)
JP (1) JPS60117880A (fr)
KR (1) KR920010503B1 (fr)
CA (1) CA1219356A (fr)
CS (1) CS269964B2 (fr)
DE (1) DE3440705A1 (fr)
FR (1) FR2554661B1 (fr)
GB (1) GB2149610B (fr)
HK (1) HK25393A (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8420537D0 (en) * 1984-08-13 1984-09-19 Rca Corp Automatic kinescope biasing
GB2163327B (en) * 1984-08-13 1988-06-15 Rca Corp Display device bias system
US4591912A (en) * 1984-10-30 1986-05-27 Rca Corporation Peaking circuit for video driver stage
US4599641A (en) * 1984-11-28 1986-07-08 Rca Corporation Brightness control apparatus for a video signal processing system
US4599651A (en) * 1984-11-28 1986-07-08 Rca Corporation Pulse amplifier in a brightness control system
GB8524198D0 (en) * 1985-10-01 1985-11-06 Rca Corp Brightness controlled akb system
GB8524199D0 (en) 1985-10-01 1985-11-06 Rca Corp High-level video clamping circuit
DE3618939A1 (de) * 1986-06-05 1987-12-10 Philips Patentverwaltung Schaltungsanordnung zum einstellen eines referenzpegels in einem periodischen signal
IT1213694B (it) * 1987-10-02 1989-12-29 Emm Srl Dispositivo per la tesatura verticale del tessuto in una macchina automatica rettilinea per maglieria
EP0341326A1 (fr) * 1988-05-09 1989-11-15 ANT Nachrichtentechnik GmbH Méthode de rétablissement de la valeur de tension continue dans les signaux vidéo et dispositif associé
JP2532932B2 (ja) * 1988-11-19 1996-09-11 三洋電機株式会社 直流再生回路
DE3925329A1 (de) * 1989-07-31 1991-02-07 Siemens Ag Schaltungsanordnung zum regeln der amplitude von videosignalen
US5255095A (en) * 1991-11-26 1993-10-19 Eastman Kodak Company DC restore circuit in a video interface for medical imaging system
US5390020A (en) * 1992-09-14 1995-02-14 Eastman Kodak Company Video amplifier stabilization for CRT printing
US5537650A (en) * 1992-12-14 1996-07-16 International Business Machines Corporation Method and apparatus for power management in video subsystems
GB2283381B (en) * 1993-10-29 1997-12-03 Plessey Semiconductors Ltd DC restoration circuit
JP2003197792A (ja) * 2001-12-28 2003-07-11 Sanyo Electric Co Ltd 半導体装置
US7940105B2 (en) * 2008-08-08 2011-05-10 Beckman Coulter, Inc. High-resolution parametric signal restoration
US9306555B2 (en) * 2013-12-20 2016-04-05 Intel Corporation Apparatus and method to achieve CPAD mitigation effects

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2718550A (en) * 1950-11-30 1955-09-20 Rca Corp Combined direct current reinserter and variable threshold synchronizing signal separator
NL183119B (nl) * 1952-11-26 Norda Inc Werkwijze voor de bereiding van vrijstromende deeltjesvormige, aromastoffen houdende mengsels.
US2873314A (en) * 1954-01-05 1959-02-10 Rca Corp Noise immune signal processing circuit
US3647944A (en) * 1969-08-25 1972-03-07 Rca Corp Kinescope bias arrangement to provide both constant amplitude dc restoration pulses and arc discharge protection
JPS4828316B1 (fr) * 1969-10-09 1973-08-31
US3976836A (en) * 1975-06-09 1976-08-24 Gte Sylvania Incorporated Automatic black level setting circuit
US4082996A (en) * 1976-09-27 1978-04-04 Rca Corporation Video amplifier including an a-c coupled voltage follower output stage
JPS5399716A (en) * 1977-02-10 1978-08-31 Sony Corp Clamp circuit
JPS6050112B2 (ja) * 1978-11-15 1985-11-06 株式会社日立製作所 色信号出力回路
US4442458A (en) * 1982-03-29 1984-04-10 Tektronix, Inc. CRT Video drive circuit with beam current stabilization

Also Published As

Publication number Publication date
GB8427955D0 (en) 1984-12-12
GB2149610A (en) 1985-06-12
DE3440705C2 (fr) 1987-10-15
GB2149610B (en) 1987-10-21
CA1219356A (fr) 1987-03-17
CS269964B2 (en) 1990-05-14
DE3440705A1 (de) 1985-05-15
HK25393A (en) 1993-03-26
US4549214A (en) 1985-10-22
FR2554661A1 (fr) 1985-05-10
KR850004005A (ko) 1985-06-29
KR920010503B1 (ko) 1992-11-30
JPS60117880A (ja) 1985-06-25

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Legal Events

Date Code Title Description
TP Transmission of property