HK173196A - Hanging dot reduction system - Google Patents

Hanging dot reduction system

Info

Publication number
HK173196A
HK173196A HK173196A HK173196A HK173196A HK 173196 A HK173196 A HK 173196A HK 173196 A HK173196 A HK 173196A HK 173196 A HK173196 A HK 173196A HK 173196 A HK173196 A HK 173196A
Authority
HK
Hong Kong
Prior art keywords
reduction system
dot reduction
hanging dot
hanging
reduction
Prior art date
Application number
HK173196A
Other languages
English (en)
Inventor
Leopold Albert Harwood
Kirk Anthony Law
Original Assignee
Rca Thomson 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
Application filed by Rca Thomson Licensing Corp filed Critical Rca Thomson Licensing Corp
Publication of HK173196A publication Critical patent/HK173196A/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
    • 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
HK173196A 1985-04-18 1996-09-12 Hanging dot reduction system HK173196A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/724,647 US4616254A (en) 1985-04-18 1985-04-18 Hanging dot reduction system

Publications (1)

Publication Number Publication Date
HK173196A true HK173196A (en) 1996-09-20

Family

ID=24911274

Family Applications (1)

Application Number Title Priority Date Filing Date
HK173196A HK173196A (en) 1985-04-18 1996-09-12 Hanging dot reduction system

Country Status (7)

Country Link
US (1) US4616254A (xx)
EP (1) EP0201227B1 (xx)
JP (1) JPH0683471B2 (xx)
KR (1) KR940002164B1 (xx)
DE (1) DE3681338D1 (xx)
HK (1) HK173196A (xx)
SG (1) SG122894G (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4694331A (en) 1985-10-01 1987-09-15 Rca Corporation Vertical transition processor for a comb filter
US4809060A (en) * 1987-09-10 1989-02-28 Rca Licensing Corporation Hanging dot reduction arrangement
CA1322241C (en) * 1988-07-22 1993-09-14 Hisafumi Motoe Moving detection circuit
JPH03208493A (ja) * 1990-01-11 1991-09-11 Matsushita Electric Ind Co Ltd 輝度信号／色信号分離装置
JP2522433B2 (ja) * 1990-03-27 1996-08-07 日本電気株式会社 映像動き信号検出回路
US6469741B2 (en) 1993-07-26 2002-10-22 Pixel Instruments Corp. Apparatus and method for processing television signals

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4072984A (en) * 1975-04-14 1978-02-07 Thomson-Csf Laboratories, Inc. Chrominance-luminance separator
US4050084A (en) * 1976-07-14 1977-09-20 Cbs Inc. Comb filter for television signals having adaptive features
US4178609A (en) * 1977-10-25 1979-12-11 The Magnavox Company Comb filter having improved luminance response
US4167021A (en) * 1977-12-12 1979-09-04 Rca Corporation Suppression of chrominance signal contamination of the luminance signal in a video signal processing system
NL7803910A (nl) * 1978-04-13 1979-10-16 Philips Nv Kamfilterschakeling.
US4307413A (en) * 1979-01-18 1981-12-22 Matsushita Electric Industrial Co., Ltd. Comb filter device
JPS55150687A (en) * 1979-05-15 1980-11-22 Sony Corp Separating circuit of color video signal
GB2067872B (en) * 1979-12-11 1984-10-24 Questech Ltd Colour television decoding apparatus
JPS5760791A (en) * 1980-09-30 1982-04-12 Toshiba Corp Demodulating circuit for wide-band receiving chrominance
JPS57160288A (en) * 1981-03-30 1982-10-02 Sony Corp Processing circuit for chrominance signal
JPS5871783A (ja) * 1981-10-23 1983-04-28 Sony Corp 分離回路
JPS595794A (ja) * 1982-07-01 1984-01-12 Matsushita Electric Ind Co Ltd ドツト妨害除去装置

Also Published As

Publication number Publication date
SG122894G (en) 1995-01-13
EP0201227A2 (en) 1986-11-12
JPS61251395A (ja) 1986-11-08
EP0201227A3 (en) 1988-08-31
EP0201227B1 (en) 1991-09-11
US4616254A (en) 1986-10-07
DE3681338D1 (de) 1991-10-17
KR940002164B1 (ko) 1994-03-18
KR860008689A (ko) 1986-11-17
JPH0683471B2 (ja) 1994-10-19

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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)