GB8519459D0 - Dynamic comb type separating filter - Google Patents

Dynamic comb type separating filter

Info

Publication number
GB8519459D0
GB8519459D0 GB858519459A GB8519459A GB8519459D0 GB 8519459 D0 GB8519459 D0 GB 8519459D0 GB 858519459 A GB858519459 A GB 858519459A GB 8519459 A GB8519459 A GB 8519459A GB 8519459 D0 GB8519459 D0 GB 8519459D0
Authority
GB
United Kingdom
Prior art keywords
comb type
separating filter
type separating
dynamic comb
dynamic
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
GB858519459A
Other versions
GB2163025B (en
GB2163025A (en
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB8519459D0 publication Critical patent/GB8519459D0/en
Publication of GB2163025A publication Critical patent/GB2163025A/en
Application granted granted Critical
Publication of GB2163025B publication Critical patent/GB2163025B/en
Expired 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

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)
GB08519459A 1984-08-10 1985-08-02 A dynamic comb type separating filter of luminance and chrominance signals of pal system Expired GB2163025B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16823384A JPS6175694A (en) 1984-08-10 1984-08-10 Comb-line filter for separating dynamic luminance and chrominance signals

Publications (3)

Publication Number Publication Date
GB8519459D0 true GB8519459D0 (en) 1985-09-11
GB2163025A GB2163025A (en) 1986-02-12
GB2163025B GB2163025B (en) 1988-02-17

Family

ID=15864242

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08519459A Expired GB2163025B (en) 1984-08-10 1985-08-02 A dynamic comb type separating filter of luminance and chrominance signals of pal system

Country Status (3)

Country Link
JP (1) JPS6175694A (en)
DE (1) DE3528717A1 (en)
GB (1) GB2163025B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3643424C1 (en) * 1986-12-19 1990-03-08 Inst Rundfunktechnik Gmbh Method for decoding PAL colour television signals, in which the digitised PAL signal is separated into its luminous and chrominous components by digital filtering
US4819061A (en) * 1987-06-10 1989-04-04 Dubner Computer Systems, Inc. Recovery of luminance and chrominance information from an encoded color television signal
JP2692897B2 (en) * 1988-09-30 1997-12-17 株式会社東芝 Luminance signal / color signal separation circuit
DE3836043A1 (en) * 1988-10-20 1990-04-26 Thomson Brandt Gmbh CIRCUIT FOR AN ADAPTIVE COMB FILTER FOR THE SEPARATION OF LUMINOUSITY SIGNAL AND COLOR TYPE SIGNAL OF AN FBAS-PAL SIGNAL
KR930009881B1 (en) * 1989-12-22 1993-10-12 삼성전자 주식회사 Color tv signal processing circuit
JP4867442B2 (en) 2006-04-10 2012-02-01 パナソニック株式会社 Speaker diaphragm and speaker using the same
CN106802498B (en) * 2017-03-10 2019-08-20 西南交通大学 A kind of all-digital programmable optical frequency comb generation method and device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3587785T2 (en) * 1984-05-11 1994-07-28 Mitsubishi Electric Corp Separation filter of luminance and color signals of a PAL system.

Also Published As

Publication number Publication date
GB2163025B (en) 1988-02-17
GB2163025A (en) 1986-02-12
JPH0360232B2 (en) 1991-09-13
JPS6175694A (en) 1986-04-18
DE3528717A1 (en) 1986-02-20
DE3528717C2 (en) 1990-10-04

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19950809

PE20 Patent expired after termination of 20 years

Effective date: 20050801