DE3443380A1 - Schaltungsanordnung zur verarbeitung von videosignalen, insbesondere der vertikaldetail-komponenten - Google Patents

Schaltungsanordnung zur verarbeitung von videosignalen, insbesondere der vertikaldetail-komponenten

Info

Publication number
DE3443380A1
DE3443380A1 DE19843443380 DE3443380A DE3443380A1 DE 3443380 A1 DE3443380 A1 DE 3443380A1 DE 19843443380 DE19843443380 DE 19843443380 DE 3443380 A DE3443380 A DE 3443380A DE 3443380 A1 DE3443380 A1 DE 3443380A1
Authority
DE
Germany
Prior art keywords
signal
amplifier
output
signals
amplitude
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.)
Granted
Application number
DE19843443380
Other languages
German (de)
English (en)
Other versions
DE3443380C2 (https=
Inventor
Dalton Harold Princeton N.J. Pritchard
Donald Jon Allentown N.J. Sauer
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 Licensing 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
Priority claimed from US06/555,587 external-priority patent/US4602278A/en
Priority claimed from US06/555,588 external-priority patent/US4558352A/en
Application filed by RCA Corp filed Critical RCA Corp
Publication of DE3443380A1 publication Critical patent/DE3443380A1/de
Application granted granted Critical
Publication of DE3443380C2 publication Critical patent/DE3443380C2/de
Granted legal-status Critical Current

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
DE19843443380 1983-11-28 1984-11-28 Schaltungsanordnung zur verarbeitung von videosignalen, insbesondere der vertikaldetail-komponenten Granted DE3443380A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/555,587 US4602278A (en) 1983-11-28 1983-11-28 Non-linear processor for video signal vertical detail component
US06/555,588 US4558352A (en) 1983-11-28 1983-11-28 Sampled data vertical detail signal processor

Publications (2)

Publication Number Publication Date
DE3443380A1 true DE3443380A1 (de) 1985-06-05
DE3443380C2 DE3443380C2 (https=) 1988-06-30

Family

ID=27070924

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843443380 Granted DE3443380A1 (de) 1983-11-28 1984-11-28 Schaltungsanordnung zur verarbeitung von videosignalen, insbesondere der vertikaldetail-komponenten

Country Status (7)

Country Link
JP (1) JPH0697781B2 (https=)
KR (1) KR920006154B1 (https=)
DE (1) DE3443380A1 (https=)
FR (1) FR2555850B1 (https=)
GB (1) GB2150786B (https=)
HK (1) HK24693A (https=)
IT (1) IT1177297B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994017620A3 (fr) * 1993-01-15 1994-09-15 Elektronika Ltd N Proizv Dispositif de regeneration de signaux video de television couleur

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005101658A1 (en) * 2004-04-15 2005-10-27 Koninklijke Philips Electronics N.V. Analogue non-linear dynamic filter

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4295160A (en) * 1979-05-11 1981-10-13 Rca Corporation Signal processing circuit having a non-linear transfer function

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1428963A (en) * 1972-04-04 1976-03-24 Dolby Laboratories Inc Circuits for modifying the dynamic range of signals
JPS5177153A (https=) * 1974-12-27 1976-07-03 Meiyo Electric
JPS5234611U (https=) * 1975-09-03 1977-03-11
JPS598984B2 (ja) * 1975-12-24 1984-02-28 ソニー株式会社 テレビジヨンジユゾウキ
JPS5510228A (en) * 1978-07-05 1980-01-24 Nec Corp S/n improving unit for television video signal
JPS5593377A (en) * 1979-01-10 1980-07-15 Matsushita Electric Ind Co Ltd Sn ratio improving unit
JPS55142066U (https=) * 1979-03-30 1980-10-11
US4245238A (en) * 1979-05-11 1981-01-13 Rca Corporation Non-linear processing of video image vertical detail information
JPS56161708A (en) * 1980-05-19 1981-12-12 Toshiba Corp Signal processing circuit
JPS56169409A (en) * 1980-05-31 1981-12-26 Toshiba Corp Logarithmic amplifier
US4365266A (en) * 1981-04-20 1982-12-21 Rca Corporation Horizontal and vertical image detail processing of a color television signal
GB2110044A (en) * 1981-11-06 1983-06-08 Rca Corp Digital signal separation network and television receiver including such a network

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4295160A (en) * 1979-05-11 1981-10-13 Rca Corporation Signal processing circuit having a non-linear transfer function

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
US JEEE Transactions on Consumer Electr. Vol. CE-26 Febr.1980, S.94-98 *
US RCA Review, Vol.41, März 1980, S.29-58 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994017620A3 (fr) * 1993-01-15 1994-09-15 Elektronika Ltd N Proizv Dispositif de regeneration de signaux video de television couleur

Also Published As

Publication number Publication date
FR2555850A1 (fr) 1985-05-31
HK24693A (en) 1993-03-26
GB8429766D0 (en) 1985-01-03
FR2555850B1 (fr) 1990-04-27
IT8423704A0 (it) 1984-11-23
GB2150786B (en) 1987-09-30
JPH0697781B2 (ja) 1994-11-30
JPS60134670A (ja) 1985-07-17
KR850004001A (ko) 1985-06-29
IT8423704A1 (it) 1986-05-22
IT1177297B (it) 1987-08-26
GB2150786A (en) 1985-07-03
KR920006154B1 (ko) 1992-07-31
DE3443380C2 (https=) 1988-06-30

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: RCA LICENSING CORP., PRINCETON, N.J., US

8320 Willingness to grant licences declared (paragraph 23)