DE69120317T2 - Logische Kammfilter - Google Patents

Logische Kammfilter

Info

Publication number
DE69120317T2
DE69120317T2 DE69120317T DE69120317T DE69120317T2 DE 69120317 T2 DE69120317 T2 DE 69120317T2 DE 69120317 T DE69120317 T DE 69120317T DE 69120317 T DE69120317 T DE 69120317T DE 69120317 T2 DE69120317 T2 DE 69120317T2
Authority
DE
Germany
Prior art keywords
comb filters
logical comb
logical
filters
comb
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.)
Expired - Fee Related
Application number
DE69120317T
Other languages
English (en)
Other versions
DE69120317D1 (de
Inventor
Toshitaka Senuma
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69120317D1 publication Critical patent/DE69120317D1/de
Publication of DE69120317T2 publication Critical patent/DE69120317T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/06—Non-recursive filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Processing Of Color Television Signals (AREA)
  • Filters That Use Time-Delay Elements (AREA)
DE69120317T 1990-03-08 1991-03-07 Logische Kammfilter Expired - Fee Related DE69120317T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2057382A JP2840783B2 (ja) 1990-03-08 1990-03-08 ロジカルコムフィルタ

Publications (2)

Publication Number Publication Date
DE69120317D1 DE69120317D1 (de) 1996-07-25
DE69120317T2 true DE69120317T2 (de) 1996-12-05

Family

ID=13054058

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69120317T Expired - Fee Related DE69120317T2 (de) 1990-03-08 1991-03-07 Logische Kammfilter
DE69130487T Expired - Fee Related DE69130487T2 (de) 1990-03-08 1991-03-07 Logische Kammfilter

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69130487T Expired - Fee Related DE69130487T2 (de) 1990-03-08 1991-03-07 Logische Kammfilter

Country Status (5)

Country Link
US (1) US5264922A (de)
EP (2) EP0639891B1 (de)
JP (1) JP2840783B2 (de)
KR (1) KR100217389B1 (de)
DE (2) DE69120317T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0613311A1 (de) * 1993-02-26 1994-08-31 Kabushiki Kaisha Toshiba Y/C Trennschaltung
US9128885B2 (en) * 2012-10-17 2015-09-08 The Mitre Corporation Computationally efficient finite impulse response comb filtering

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4050084A (en) * 1976-07-14 1977-09-20 Cbs Inc. Comb filter for television signals having adaptive features
JPS58111596A (ja) * 1981-12-25 1983-07-02 Sony Corp 信号処理回路
JPS58129891A (ja) * 1982-01-27 1983-08-03 Toshiba Corp 適応型輝度信号色度信号分離装置
JPS5939184A (ja) * 1982-08-27 1984-03-03 Sony Corp 搬送色信号の分離回路
JPS59151592A (ja) * 1983-02-17 1984-08-30 Pioneer Electronic Corp 輝度信号及び色信号分離回路
JPH0622313B2 (ja) * 1984-07-27 1994-03-23 ソニー株式会社 ロジカルフイルタ回路
JPS63312790A (ja) * 1987-06-16 1988-12-21 Sharp Corp Ｙｃ分離回路
US4809060A (en) * 1987-09-10 1989-02-28 Rca Licensing Corporation Hanging dot reduction arrangement
US4930005A (en) * 1987-12-18 1990-05-29 Victor Company Of Japan, Ltd. Circuit for removing crosstalk components in a carrier chrominance signal
US5025311A (en) * 1987-12-28 1991-06-18 Matsushita Electric Industrial Co., Ltd. Video signal separating apparatus
JPH078048B2 (ja) * 1988-02-16 1995-01-30 日本ビクター株式会社 Ｙｃ分離回路
JPH01284088A (ja) * 1988-05-10 1989-11-15 Matsushita Electric Ind Co Ltd Ｙ／ｃ分離装置
JPH01303891A (ja) * 1988-05-31 1989-12-07 Nec Home Electron Ltd フィールド内適応型ｙ／ｃ分離回路

Also Published As

Publication number Publication date
DE69130487T2 (de) 1999-04-22
EP0446053A3 (en) 1991-11-21
US5264922A (en) 1993-11-23
KR910017892A (ko) 1991-11-05
JPH03258185A (ja) 1991-11-18
EP0639891A1 (de) 1995-02-22
EP0446053B1 (de) 1996-06-19
KR100217389B1 (ko) 1999-09-01
EP0446053A2 (de) 1991-09-11
JP2840783B2 (ja) 1998-12-24
DE69120317D1 (de) 1996-07-25
DE69130487D1 (de) 1998-12-17
EP0639891B1 (de) 1998-11-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee