DE69130487D1 - Logische Kammfilter - Google Patents
Logische KammfilterInfo
- Publication number
- DE69130487D1 DE69130487D1 DE69130487T DE69130487T DE69130487D1 DE 69130487 D1 DE69130487 D1 DE 69130487D1 DE 69130487 T DE69130487 T DE 69130487T DE 69130487 T DE69130487 T DE 69130487T DE 69130487 D1 DE69130487 D1 DE 69130487D1
- 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
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)
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 |
---|---|
DE69130487D1 true DE69130487D1 (de) | 1998-12-17 |
DE69130487T2 DE69130487T2 (de) | 1999-04-22 |
Family
ID=13054058
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69130487T Expired - Fee Related DE69130487T2 (de) | 1990-03-08 | 1991-03-07 | Logische Kammfilter |
DE69120317T Expired - Fee Related DE69120317T2 (de) | 1990-03-08 | 1991-03-07 | Logische Kammfilter |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69120317T Expired - Fee Related DE69120317T2 (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) | DE69130487T2 (de) |
Families Citing this family (2)
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)
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 |
-
1990
- 1990-03-08 JP JP2057382A patent/JP2840783B2/ja not_active Expired - Fee Related
-
1991
- 1991-03-06 KR KR1019910003566A patent/KR100217389B1/ko not_active IP Right Cessation
- 1991-03-07 EP EP94203121A patent/EP0639891B1/de not_active Expired - Lifetime
- 1991-03-07 DE DE69130487T patent/DE69130487T2/de not_active Expired - Fee Related
- 1991-03-07 DE DE69120317T patent/DE69120317T2/de not_active Expired - Fee Related
- 1991-03-07 EP EP91301910A patent/EP0446053B1/de not_active Expired - Lifetime
- 1991-03-08 US US07/666,604 patent/US5264922A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0639891B1 (de) | 1998-11-11 |
DE69120317D1 (de) | 1996-07-25 |
KR910017892A (ko) | 1991-11-05 |
KR100217389B1 (ko) | 1999-09-01 |
US5264922A (en) | 1993-11-23 |
EP0446053B1 (de) | 1996-06-19 |
DE69130487T2 (de) | 1999-04-22 |
JP2840783B2 (ja) | 1998-12-24 |
DE69120317T2 (de) | 1996-12-05 |
EP0446053A2 (de) | 1991-09-11 |
JPH03258185A (ja) | 1991-11-18 |
EP0446053A3 (en) | 1991-11-21 |
EP0639891A1 (de) | 1995-02-22 |
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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 |