DK204380A - Lodret videobilleddetailgengivelse og forstoerring - Google Patents

Lodret videobilleddetailgengivelse og forstoerring

Info

Publication number
DK204380A
DK204380A DK204380A DK204380A DK204380A DK 204380 A DK204380 A DK 204380A DK 204380 A DK204380 A DK 204380A DK 204380 A DK204380 A DK 204380A DK 204380 A DK204380 A DK 204380A
Authority
DK
Denmark
Prior art keywords
enlargement
video image
image rendering
vertical video
vertical
Prior art date
Application number
DK204380A
Other languages
English (en)
Other versions
DK147959C (da
DK147959B (da
Inventor
W A Lagoni
J S Fuhrer
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 DK204380A publication Critical patent/DK204380A/da
Publication of DK147959B publication Critical patent/DK147959B/da
Application granted granted Critical
Publication of DK147959C publication Critical patent/DK147959C/da

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/646—Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
  • Color Television Systems (AREA)
DK204380A 1979-05-11 1980-05-09 Signalbehandlingsapparat for lodrette videobilleddetaljesignaler DK147959C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3820279 1979-05-11
US06/038,202 US4223339A (en) 1979-05-11 1979-05-11 Video image vertical detail restoration and enhancement

Publications (3)

Publication Number Publication Date
DK204380A true DK204380A (da) 1980-11-12
DK147959B DK147959B (da) 1985-01-14
DK147959C DK147959C (da) 1985-09-23

Family

ID=21898626

Family Applications (1)

Application Number Title Priority Date Filing Date
DK204380A DK147959C (da) 1979-05-11 1980-05-09 Signalbehandlingsapparat for lodrette videobilleddetaljesignaler

Country Status (23)

Country Link
US (1) US4223339A (da)
JP (1) JPS55153489A (da)
KR (1) KR830004026A (da)
AT (1) AT383714B (da)
AU (1) AU536333B2 (da)
BE (1) BE883155A (da)
CA (1) CA1140253A (da)
DE (1) DE3017930C2 (da)
DK (1) DK147959C (da)
ES (1) ES8105911A1 (da)
FI (1) FI69380C (da)
FR (1) FR2456444B1 (da)
GB (1) GB2050110B (da)
HK (1) HK17287A (da)
IT (1) IT1131154B (da)
MY (1) MY8500729A (da)
NL (1) NL191551C (da)
NZ (1) NZ193571A (da)
PL (1) PL129458B1 (da)
PT (1) PT71199A (da)
SE (1) SE447530B (da)
SU (1) SU1082344A3 (da)
ZA (1) ZA802769B (da)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4245237A (en) * 1979-05-11 1981-01-13 Rca Corporation Controllable non-linear processing of video signals
US4445152A (en) * 1980-09-02 1984-04-24 Karlock James A Video detail enhancing circuit
US4402006A (en) * 1981-02-23 1983-08-30 Karlock James A Image enhancer apparatus
US4365266A (en) * 1981-04-20 1982-12-21 Rca Corporation Horizontal and vertical image detail processing of a color television signal
GB8608811D0 (en) * 1986-04-11 1986-05-14 Avesco Plc Video comb filter digital decoder
JPS6327819A (ja) * 1986-07-22 1988-02-05 Nissan Motor Co Ltd エレクトロクロミツク素子
GB2250886B (en) * 1990-12-13 1995-06-14 Rank Cintel Ltd Noise reduction in video signals
US5287174A (en) * 1991-04-05 1994-02-15 Sanyo Electric Co., Ltd. Vertical resolution correcting circuit for video signal
US6172718B1 (en) * 1998-04-17 2001-01-09 S3 Incorporated Adaptive dynamic aperture correction
GB2420671B (en) * 2002-09-12 2006-08-02 Snell & Wilcox Ltd Composite decoding
TWI430653B (zh) * 2009-03-13 2014-03-11 Asustek Comp Inc 影像處理裝置及影像處理方法
TWI390961B (zh) * 2009-03-13 2013-03-21 Asustek Comp Inc 影像處理裝置及影像處理方法
US8761537B2 (en) * 2011-05-27 2014-06-24 Vixs Systems, Inc. Adaptive edge enhancement

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2053513C3 (de) * 1970-10-31 1975-08-14 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und Anordnung zur Vermeidung des Auflösungsverlustes in Vertikalrichtung eines Farbfernsehbildes
US3715477A (en) * 1971-03-11 1973-02-06 Rca Corp Video signal noise-limiting apparatus
US4143397A (en) * 1976-04-19 1979-03-06 Rca Corporation Comb filter apparatus
US4074321A (en) * 1976-10-12 1978-02-14 The Magnavox Company Circuit for separating chroma and luminance information in a composite video signal
US4096516A (en) * 1977-03-25 1978-06-20 Rca Corporation Electronic signal processing apparatus

Also Published As

Publication number Publication date
GB2050110B (en) 1983-03-09
PL224176A1 (da) 1981-02-27
GB2050110A (en) 1980-12-31
SU1082344A3 (ru) 1984-03-23
DK147959C (da) 1985-09-23
FI69380B (fi) 1985-09-30
PT71199A (en) 1980-06-01
FR2456444B1 (fr) 1985-11-08
DE3017930A1 (de) 1980-11-20
JPH0135553B2 (da) 1989-07-26
FR2456444A1 (fr) 1980-12-05
ES491346A0 (es) 1981-06-16
IT1131154B (it) 1986-06-18
AT383714B (de) 1987-08-10
ZA802769B (en) 1981-07-29
KR830004026A (ko) 1983-06-30
ES8105911A1 (es) 1981-06-16
NL191551C (nl) 1995-09-04
US4223339A (en) 1980-09-16
SE8003336L (sv) 1980-11-12
JPS55153489A (en) 1980-11-29
AU5808880A (en) 1980-11-13
DK147959B (da) 1985-01-14
SE447530B (sv) 1986-11-17
FI801424A (fi) 1980-11-12
CA1140253A (en) 1983-01-25
NL8002709A (nl) 1980-11-13
FI69380C (fi) 1986-01-10
BE883155A (fr) 1980-09-01
NL191551B (nl) 1995-05-01
AU536333B2 (en) 1984-05-03
DE3017930C2 (de) 1983-01-05
NZ193571A (en) 1983-12-16
IT8021828A0 (it) 1980-05-06
PL129458B1 (en) 1984-05-31
ATA250080A (de) 1986-12-15
HK17287A (en) 1987-03-06
MY8500729A (en) 1985-12-31

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Legal Events

Date Code Title Description
PUP Patent expired