IT8021828A0 - Rete di ripristino e di miglioramento dei segnali di dettaglio verticale di una immagine video'. - Google Patents

Rete di ripristino e di miglioramento dei segnali di dettaglio verticale di una immagine video'.

Info

Publication number
IT8021828A0
IT8021828A0 IT8021828A IT2182880A IT8021828A0 IT 8021828 A0 IT8021828 A0 IT 8021828A0 IT 8021828 A IT8021828 A IT 8021828A IT 2182880 A IT2182880 A IT 2182880A IT 8021828 A0 IT8021828 A0 IT 8021828A0
Authority
IT
Italy
Prior art keywords
restoration
improvement
network
video image
vertical detail
Prior art date
Application number
IT8021828A
Other languages
English (en)
Other versions
IT1131154B (it
Inventor
Lagoni William Adamson
Fuhrer Jack Selig
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 IT8021828A0 publication Critical patent/IT8021828A0/it
Application granted granted Critical
Publication of IT1131154B publication Critical patent/IT1131154B/it

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)
IT21828/80A 1979-05-11 1980-05-06 Rete di ripristino e di miflioramento dei segnali di dettaglio verticale di una immagine video' IT1131154B (it)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
IT8021828A0 true IT8021828A0 (it) 1980-05-06
IT1131154B IT1131154B (it) 1986-06-18

Family

ID=21898626

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21828/80A IT1131154B (it) 1979-05-11 1980-05-06 Rete di ripristino e di miflioramento dei segnali di dettaglio verticale di una immagine video'

Country Status (23)

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

Families Citing this family (14)

* 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
JPS60168672A (ja) 1984-02-14 1985-09-02 Canon Inc 印字装置
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
TWI390961B (zh) * 2009-03-13 2013-03-21 Asustek Comp Inc 影像處理裝置及影像處理方法
TWI430653B (zh) * 2009-03-13 2014-03-11 華碩電腦股份有限公司 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
IT1131154B (it) 1986-06-18
FI801424A7 (fi) 1980-11-12
SE8003336L (sv) 1980-11-12
ES491346A0 (es) 1981-06-16
FR2456444B1 (fr) 1985-11-08
GB2050110A (en) 1980-12-31
NZ193571A (en) 1983-12-16
SE447530B (sv) 1986-11-17
GB2050110B (en) 1983-03-09
ES8105911A1 (es) 1981-06-16
AU536333B2 (en) 1984-05-03
DE3017930C2 (de) 1983-01-05
KR830004026A (ko) 1983-06-30
HK17287A (en) 1987-03-06
CA1140253A (en) 1983-01-25
ZA802769B (en) 1981-07-29
DK147959B (da) 1985-01-14
ATA250080A (de) 1986-12-15
NL191551C (nl) 1995-09-04
PL224176A1 (it) 1981-02-27
FI69380C (fi) 1986-01-10
FR2456444A1 (fr) 1980-12-05
AT383714B (de) 1987-08-10
US4223339A (en) 1980-09-16
DK204380A (da) 1980-11-12
NL8002709A (nl) 1980-11-13
FI69380B (fi) 1985-09-30
JPH0135553B2 (it) 1989-07-26
MY8500729A (en) 1985-12-31
JPS55153489A (en) 1980-11-29
BE883155A (fr) 1980-09-01
SU1082344A3 (ru) 1984-03-23
DE3017930A1 (de) 1980-11-20
NL191551B (nl) 1995-05-01
PL129458B1 (en) 1984-05-31
DK147959C (da) 1985-09-23
AU5808880A (en) 1980-11-13
PT71199A (en) 1980-06-01

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Effective date: 19970529