IT8021903A0 - Circuito di tipo controllabile perl'elaborazione non lineare disegnali video. - Google Patents

Circuito di tipo controllabile perl'elaborazione non lineare disegnali video.

Info

Publication number
IT8021903A0
IT8021903A0 IT8021903A IT2190380A IT8021903A0 IT 8021903 A0 IT8021903 A0 IT 8021903A0 IT 8021903 A IT8021903 A IT 8021903A IT 2190380 A IT2190380 A IT 2190380A IT 8021903 A0 IT8021903 A0 IT 8021903A0
Authority
IT
Italy
Prior art keywords
video
drawings
linear processing
controllable circuit
controllable
Prior art date
Application number
IT8021903A
Other languages
English (en)
Other versions
IT1130579B (it
Inventor
Lagoni William Adamson
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 IT8021903A0 publication Critical patent/IT8021903A0/it
Application granted granted Critical
Publication of IT1130579B publication Critical patent/IT1130579B/it

Links

Classifications

    • 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
    • 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
    • H04N5/20—Circuitry for controlling amplitude response

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
IT8021903A 1979-05-11 1980-05-08 Circuito di tipo controllabile per l'elaborazione non lineare di segnali video IT1130579B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/038,015 US4245237A (en) 1979-05-11 1979-05-11 Controllable non-linear processing of video signals

Publications (2)

Publication Number Publication Date
IT8021903A0 true IT8021903A0 (it) 1980-05-08
IT1130579B IT1130579B (it) 1986-06-18

Family

ID=21897616

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8021903A IT1130579B (it) 1979-05-11 1980-05-08 Circuito di tipo controllabile per l'elaborazione non lineare di segnali video

Country Status (20)

Country Link
US (1) US4245237A (it)
JP (1) JPS55151870A (it)
AT (1) AT382750B (it)
AU (1) AU536330B2 (it)
BE (1) BE883154A (it)
CA (1) CA1140252A (it)
DE (1) DE3017909C2 (it)
DK (1) DK204580A (it)
ES (1) ES8103902A1 (it)
FI (1) FI72416C (it)
FR (1) FR2456445B1 (it)
GB (1) GB2050107B (it)
HK (1) HK17187A (it)
IT (1) IT1130579B (it)
MX (1) MX4928E (it)
MY (1) MY8500728A (it)
NL (1) NL8002700A (it)
NZ (1) NZ193569A (it)
PT (1) PT71188A (it)
SE (1) SE448334B (it)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5715516U (it) * 1980-07-02 1982-01-26
US4365266A (en) * 1981-04-20 1982-12-21 Rca Corporation Horizontal and vertical image detail processing of a color television signal
US4454533A (en) * 1981-11-19 1984-06-12 Rca Corporation Vertical detail coring circuit to track a gain adjusted signal
JPS58164380U (ja) * 1982-04-23 1983-11-01 日本ビクター株式会社 カラ−テレビジヨン受像機
SE453246B (sv) * 1982-11-26 1988-01-18 Rca Corp Anordning och sett for bild-till-bildkamfiltrering av en sammansatt televisionssignal
US4573075A (en) * 1983-06-24 1986-02-25 Rca Corporation Digital signal coring apparatus with controllable coring threshold level
US4616251A (en) * 1983-08-26 1986-10-07 Rca Corporation Progressive scan television system employing a comb filter
US4558347A (en) * 1983-08-26 1985-12-10 Rca Corporation Progressive scan television system employing vertical detail enhancement
US4621290A (en) * 1984-04-12 1986-11-04 Rca Corporation Piecewise linear digital signal processor as for digital video vertical detail processing
US4608594A (en) * 1984-05-25 1986-08-26 Rca Corporation Television receiver using non-interlaced scanning format with motion compensation
US4583115A (en) * 1984-08-31 1986-04-15 General Electric Company Circuit for and method of broadband comb filtering a composite video signal which has been double-side band detected
DE3435122A1 (de) * 1984-09-25 1986-04-03 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover Farbfernsehuebertragungssystem mit uebertragung von luminanzsignalen und tiefpassgefilterten chrominanzsignalen
US4639763A (en) * 1985-04-30 1987-01-27 Rca Corporation Interlace to non-interlace scan converter for RGB format video input signals
US4757373A (en) * 1985-11-14 1988-07-12 U.S. Philips Corporation Amplifier circuit operative with an adaptive signal compression
US4663653A (en) * 1985-11-22 1987-05-05 Rca Corporation Vertical detail enhancer
DE3629409C2 (de) * 1986-08-29 1994-02-17 Agfa Gevaert Ag Verfahren und Vorrichtung zur Kontrastbewertung bei der elektronischen Bildverarbeitung
DE3629396C2 (de) * 1986-08-29 1993-12-23 Agfa Gevaert Ag Verfahren zur elektronischen Bildverarbeitung
GB2203013B (en) * 1987-03-31 1991-03-06 Sony Corp Aperture correction circuits
US4786963A (en) * 1987-06-26 1988-11-22 Rca Licensing Corporation Adaptive Y/C separation apparatus for TV signals
US5099154A (en) * 1989-08-25 1992-03-24 Thomson Consumer Electronics, Inc. Amplifier arrangement for producing a controllable non-linear transfer characteristic useful for improving the contrast of an image
GB2250886B (en) * 1990-12-13 1995-06-14 Rank Cintel Ltd Noise reduction in video signals
US5194940A (en) * 1991-10-03 1993-03-16 Zenith Electronics Corporation Frequency multiplexed digital video processor
US8761537B2 (en) * 2011-05-27 2014-06-24 Vixs Systems, Inc. Adaptive edge enhancement

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3277318A (en) * 1964-04-30 1966-10-04 Gen Electric Gamma correction circuits
US3715477A (en) * 1971-03-11 1973-02-06 Rca Corp Video signal noise-limiting apparatus
DE2229674C3 (de) * 1972-06-19 1979-02-15 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur Kontrasterhöhung
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
GB1594823A (en) * 1976-12-17 1981-08-05 Danos M Electronic picture processor
US4096516A (en) * 1977-03-25 1978-06-20 Rca Corporation Electronic signal processing apparatus
US4245238A (en) * 1979-05-11 1981-01-13 Rca Corporation Non-linear processing of video image vertical detail information
US4223340A (en) * 1979-05-11 1980-09-16 Rca Corporation Image detail improvement in a vertical detail enhancement system
US4295160A (en) * 1979-05-11 1981-10-13 Rca Corporation Signal processing circuit having a non-linear transfer function
US4223339A (en) * 1979-05-11 1980-09-16 Rca Corporation Video image vertical detail restoration and enhancement

Also Published As

Publication number Publication date
US4245237A (en) 1981-01-13
SE8003335L (sv) 1980-11-12
SE448334B (sv) 1987-02-09
DE3017909A1 (de) 1980-11-20
FR2456445B1 (fr) 1985-08-09
IT1130579B (it) 1986-06-18
PT71188A (en) 1980-06-01
MY8500728A (en) 1985-12-31
FI72416C (fi) 1987-05-11
NL8002700A (nl) 1980-11-13
JPS6133499B2 (it) 1986-08-02
FI801421A (fi) 1980-11-12
ES491348A0 (es) 1981-03-16
JPS55151870A (en) 1980-11-26
DK204580A (da) 1980-11-12
NZ193569A (en) 1983-11-30
AT382750B (de) 1987-04-10
FR2456445A1 (fr) 1980-12-05
HK17187A (en) 1987-03-06
ATA250380A (de) 1986-08-15
FI72416B (fi) 1987-01-30
CA1140252A (en) 1983-01-25
ES8103902A1 (es) 1981-03-16
BE883154A (fr) 1980-09-01
GB2050107A (en) 1980-12-31
GB2050107B (en) 1983-03-09
AU5804880A (en) 1980-11-13
AU536330B2 (en) 1984-05-03
DE3017909C2 (de) 1985-02-28
MX4928E (es) 1983-01-03

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970529