FI92544B - Piiri PAL- ja NTSC-videosignaalien kampasuodattamiseksi - Google Patents

Piiri PAL- ja NTSC-videosignaalien kampasuodattamiseksi

Info

Publication number
FI92544B
FI92544B FI894570A FI894570A FI92544B FI 92544 B FI92544 B FI 92544B FI 894570 A FI894570 A FI 894570A FI 894570 A FI894570 A FI 894570A FI 92544 B FI92544 B FI 92544B
Authority
FI
Finland
Prior art keywords
pal
video signals
circuit
comb filtering
comb
Prior art date
Application number
FI894570A
Other languages
English (en)
Swedish (sv)
Other versions
FI894570A0 (fi
FI92544C (fi
FI894570A (fi
Inventor
Rainer Schweer
David Gillies
Stuart Stanley Perlman
Original Assignee
Rca Licensing 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
Priority claimed from DE19883833692 external-priority patent/DE3833692A1/de
Priority claimed from US07/261,522 external-priority patent/US4961108A/en
Application filed by Rca Licensing Corp filed Critical Rca Licensing Corp
Publication of FI894570A0 publication Critical patent/FI894570A0/fi
Publication of FI894570A publication Critical patent/FI894570A/fi
Application granted granted Critical
Publication of FI92544B publication Critical patent/FI92544B/fi
Publication of FI92544C publication Critical patent/FI92544C/fi

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
    • H04N9/78—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
FI894570A 1988-10-04 1989-09-27 Piiri PAL- ja NTSC-videosignaalien kampasuodattamiseksi FI92544C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19883833692 DE3833692A1 (de) 1988-10-04 1988-10-04 Kammfilter zur trennung von leuchtdichtesignal und farbartsignal eines fbas-pal-signals
DE3833692 1988-10-04
US07/261,522 US4961108A (en) 1988-10-24 1988-10-24 Circuitry for comb filtering PAL and NTSC video signals
US26152288 1988-10-24

Publications (4)

Publication Number Publication Date
FI894570A0 FI894570A0 (fi) 1989-09-27
FI894570A FI894570A (fi) 1990-04-05
FI92544B true FI92544B (fi) 1994-08-15
FI92544C FI92544C (fi) 1994-11-25

Family

ID=25872841

Family Applications (1)

Application Number Title Priority Date Filing Date
FI894570A FI92544C (fi) 1988-10-04 1989-09-27 Piiri PAL- ja NTSC-videosignaalien kampasuodattamiseksi

Country Status (7)

Country Link
EP (1) EP0362747B1 (fi)
CN (1) CN1021275C (fi)
AT (1) ATE146926T1 (fi)
DE (1) DE68927580T2 (fi)
ES (1) ES2096552T3 (fi)
FI (1) FI92544C (fi)
SG (1) SG64912A1 (fi)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5005074A (en) * 1989-11-17 1991-04-02 Rca Licensing Corporation Adaptive multistandard video comb filter
US5016092A (en) * 1989-11-17 1991-05-14 Rca Licensing Corporation Control circuitry for an adaptive multistandard video comb filter
US6134373A (en) * 1990-08-17 2000-10-17 Samsung Electronics Co., Ltd. System for recording and reproducing a wide bandwidth video signal via a narrow bandwidth medium
US6104863A (en) 1990-08-17 2000-08-15 Samsung Electronics Co., Ltd. Video signal encoded with additional detail information
KR930010928B1 (ko) * 1990-08-17 1993-11-17 삼성전자 주식회사 비디오 신호 기록 및 재생장치
GB2328339B (en) * 1997-02-14 2001-08-08 Vistek Electronics Ltd Video signal luminance and chrominance separation
GB9703143D0 (en) * 1997-02-14 1997-04-02 Vistek Electronics An improved method of luminance and chrominance separation for video signals
CN101605268B (zh) * 2008-06-10 2011-02-16 凌阳科技股份有限公司 梳型滤波器上的边缘方向检测的系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4178609A (en) * 1977-10-25 1979-12-11 The Magnavox Company Comb filter having improved luminance response
DE3067117D1 (en) * 1979-06-18 1984-04-26 Fernseh Inc Method and circuit for correcting the phase of the chroma component by digital comb filtering a pal-television signal
BE882781A (nl) * 1980-04-15 1980-07-31 Barco Electronic N V Werkwijze voor een ntsc kamfilter met verbeterde horizontale en vertikale resolutie
JPS5925491A (ja) * 1983-07-02 1984-02-09 Hitachi Ltd Ｐａｌ信号のｙｃ分離回路
JPS6019387A (ja) * 1983-07-13 1985-01-31 Matsushita Electric Ind Co Ltd くし形フイルタ装置
JPS63180287A (ja) * 1987-01-21 1988-07-25 Toshiba Corp 適応型輝度色度分離回路

Also Published As

Publication number Publication date
SG64912A1 (en) 1999-05-25
ATE146926T1 (de) 1997-01-15
FI894570A0 (fi) 1989-09-27
DE68927580T2 (de) 1997-06-12
EP0362747A2 (en) 1990-04-11
DE68927580D1 (de) 1997-02-06
EP0362747B1 (en) 1996-12-27
CN1021275C (zh) 1993-06-16
EP0362747A3 (en) 1992-04-29
ES2096552T3 (es) 1997-03-16
FI92544C (fi) 1994-11-25
CN1044375A (zh) 1990-08-01
FI894570A (fi) 1990-04-05

Similar Documents

Publication Publication Date Title
GB8713351D0 (en) Sampled data band-pass filter device
FI92544B (fi) Piiri PAL- ja NTSC-videosignaalien kampasuodattamiseksi
FR2513463B1 (fr) Filtre separateur pour signaux video
EP0236943A3 (en) Apparatus for combining video signals
GB2171273B (en) Video signal peaking circuitry
DK307790A (da) Frekvensselektivt apparat til behandling af totalbilleder fra videosignaler
TR25547A (tr) Adapte edilebilir coklu-standartli video tarak filtresi
FR2578122B1 (fr) Filtre perfectionne d'entree de signaux de television
GB2198008B (en) Limiting component video signals
IT1191742B (it) Filtro digitale adattivo per segnali d'ingresso analogici
JPS57166792A (en) Separating system of multiple color signal
JPS5437532A (en) Solid color pickup unit
FR2624299B1 (fr) Dispositif perfectionne pour l'echantillonnage de signaux
GB8918560D0 (en) Improvements relating to video signal processing
GB9103983D0 (en) Doubling the sampling rate of digital video signals
KR890015271U (ko) 영상신호의 샘플링 장치
GB9124785D0 (en) Improvements relating to video signal processing
KR900021282U (ko) 전환성 저역여파기
KR880010980U (ko) Vtr의 비데오 카메라 (video camera)수신장치
RU1769379C (en) Digital filter for video picture signal
GB8713017D0 (en) Video image signals
BR8700533A (pt) Interface digitalizadora de sinais de video
FI923740A (fi) Adaptiivinen videokampasuodatin

Legal Events

Date Code Title Description
BB Publication of examined application
FG Patent granted

Owner name: RCA LICENSING CORPORATION