HK54589A - Comb filtering tv signals - Google Patents

Comb filtering tv signals

Info

Publication number
HK54589A
HK54589A HK545/89A HK54589A HK54589A HK 54589 A HK54589 A HK 54589A HK 545/89 A HK545/89 A HK 545/89A HK 54589 A HK54589 A HK 54589A HK 54589 A HK54589 A HK 54589A
Authority
HK
Hong Kong
Prior art keywords
signals
comb filtering
comb
filtering
Prior art date
Application number
HK545/89A
Other languages
English (en)
Inventor
Dalton Harold Pritchard
Richard Michael Bunting
Alfonse Acampora
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 US06/444,724 external-priority patent/US4498100A/en
Priority claimed from US06/444,381 external-priority patent/US4498099A/en
Application filed by Rca Licensing Corp filed Critical Rca Licensing Corp
Publication of HK54589A publication Critical patent/HK54589A/xx

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)
  • Filters That Use Time-Delay Elements (AREA)
  • Color Television Systems (AREA)
HK545/89A 1982-11-26 1989-07-06 Comb filtering tv signals HK54589A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/444,724 US4498100A (en) 1982-11-26 1982-11-26 Apparatus for frame-to-frame comb filtering composite TV signal
US06/444,381 US4498099A (en) 1982-11-26 1982-11-26 Apparatus for frame-to-frame comb filtering composite TV signal

Publications (1)

Publication Number Publication Date
HK54589A true HK54589A (en) 1989-07-14

Family

ID=27033888

Family Applications (1)

Application Number Title Priority Date Filing Date
HK545/89A HK54589A (en) 1982-11-26 1989-07-06 Comb filtering tv signals

Country Status (16)

Country Link
JP (1) JPH01286691A (xx)
KR (1) KR910007205B1 (xx)
AT (1) AT385165B (xx)
AU (1) AU567898B2 (xx)
DE (1) DE3342530A1 (xx)
DK (1) DK167420B1 (xx)
ES (1) ES527375A0 (xx)
FI (1) FI75964C (xx)
FR (1) FR2536941B1 (xx)
GB (1) GB2130840B (xx)
HK (1) HK54589A (xx)
IT (1) IT1168973B (xx)
NL (1) NL8304056A (xx)
NZ (1) NZ206403A (xx)
PT (1) PT77695B (xx)
SE (1) SE453246B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4612567A (en) * 1984-05-03 1986-09-16 Rca Corporation Television receiver using non-interlaced scanning format with vertical detail enhancement and motion compensation
US4710801A (en) * 1985-04-29 1987-12-01 International Business Machines Corporation System for decomposition of NTSC color video signals using two frame buffers
FR2625061A1 (fr) * 1987-12-18 1989-06-23 Thomson Grand Public Separateur de signaux de luminance et de chrominance d'un signal video composite pal ou secam
US5032914A (en) * 1988-12-28 1991-07-16 Nec Home Electronics Ltd. Movement detection and y/c separation circuit for detecting a movement in a television display picture
DE3900490A1 (de) * 1989-01-10 1990-07-12 Broadcast Television Syst Schaltungsanordnung zur decodierung von farbfernsehsignalen

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107736A (en) * 1971-12-20 1978-08-15 Image Transform, Inc. Noise reduction system for video signals
US4096516A (en) * 1977-03-25 1978-06-20 Rca Corporation Electronic signal processing apparatus
DE2810697A1 (de) * 1978-03-11 1979-09-20 Bosch Gmbh Robert Verfahren zur trennung des farbartsignals vom leuchtdichtesignal bei farbfernsehsignalen mit quadraturmodulierten farbhilfstraegern
NL7803910A (nl) * 1978-04-13 1979-10-16 Philips Nv Kamfilterschakeling.
US4245237A (en) * 1979-05-11 1981-01-13 Rca Corporation Controllable non-linear processing of video signals
US4245238A (en) * 1979-05-11 1981-01-13 Rca Corporation Non-linear processing of video image vertical detail information
DE3007520A1 (de) * 1980-02-28 1981-09-17 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur demodulation eines quadraturmodulierten und danach digitalisierten farbfernsehsignale
JPS56153892A (en) * 1980-04-28 1981-11-28 Sony Corp Comb type filter
GB2078054B (en) * 1980-06-02 1985-03-06 British Broadcasting Corp Pal decoding
US4351003A (en) * 1981-04-20 1982-09-21 Rca Corporation Automatic video signal peaking control

Also Published As

Publication number Publication date
GB8331141D0 (en) 1983-12-29
JPH0356038B2 (xx) 1991-08-27
DK541983A (da) 1984-05-27
ES8502595A1 (es) 1985-01-01
JPH01286691A (ja) 1989-11-17
ES527375A0 (es) 1985-01-01
GB2130840B (en) 1986-03-12
KR910007205B1 (en) 1991-09-19
NZ206403A (en) 1987-03-31
AT385165B (de) 1988-02-25
AU2151083A (en) 1984-05-31
IT1168973B (it) 1987-05-20
DK541983D0 (da) 1983-11-25
NL8304056A (nl) 1984-06-18
ATA413083A (de) 1987-07-15
AU567898B2 (en) 1987-12-10
PT77695B (en) 1986-03-27
SE8306361L (sv) 1984-05-27
FI834239A (fi) 1984-05-27
FR2536941A1 (fr) 1984-06-01
PT77695A (en) 1983-12-01
SE8306361D0 (sv) 1983-11-17
SE453246B (sv) 1988-01-18
FR2536941B1 (fr) 1988-08-26
IT8323843A0 (it) 1983-11-23
DE3342530A1 (de) 1984-05-30
FI834239A0 (fi) 1983-11-18
DK167420B1 (da) 1993-10-25
FI75964C (fi) 1988-08-08
GB2130840A (en) 1984-06-06
FI75964B (fi) 1988-04-29
DE3342530C2 (xx) 1989-03-16

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)