FR2509547B1 - Circuit de filtre - Google Patents
Circuit de filtreInfo
- Publication number
- FR2509547B1 FR2509547B1 FR8212308A FR8212308A FR2509547B1 FR 2509547 B1 FR2509547 B1 FR 2509547B1 FR 8212308 A FR8212308 A FR 8212308A FR 8212308 A FR8212308 A FR 8212308A FR 2509547 B1 FR2509547 B1 FR 2509547B1
- Authority
- FR
- France
- Prior art keywords
- filter circuit
- filter
- circuit
- 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
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H15/00—Transversal filters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
-
- 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)
- Picture Signal Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56109101A JPH0799804B2 (ja) | 1981-07-13 | 1981-07-13 | フィルタ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2509547A1 FR2509547A1 (fr) | 1983-01-14 |
FR2509547B1 true FR2509547B1 (fr) | 1989-07-21 |
Family
ID=14501598
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8212308A Expired FR2509547B1 (fr) | 1981-07-13 | 1982-07-13 | Circuit de filtre |
Country Status (7)
Country | Link |
---|---|
US (1) | US4524382A (fr) |
JP (1) | JPH0799804B2 (fr) |
CA (1) | CA1178347A (fr) |
DE (1) | DE3226038C3 (fr) |
FR (1) | FR2509547B1 (fr) |
GB (1) | GB2104341B (fr) |
NL (1) | NL192175C (fr) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0620298B2 (ja) * | 1983-04-06 | 1994-03-16 | ソニー株式会社 | 補間フイルタ装置 |
JPH0632449B2 (ja) * | 1983-09-22 | 1994-04-27 | ソニー株式会社 | Y/c分離回路 |
JP2557039B2 (ja) * | 1983-12-27 | 1996-11-27 | ソニー株式会社 | Y/c分離フイルタ |
JPH0669227B2 (ja) * | 1984-07-11 | 1994-08-31 | ソニー株式会社 | Y/c分離器 |
JPS6184107A (ja) * | 1984-10-02 | 1986-04-28 | Yamatake Honeywell Co Ltd | 信号処理方式 |
US4882615A (en) * | 1986-02-10 | 1989-11-21 | Canon Kabushiki Kaisha | Video signal processing system |
JPH07123307B2 (ja) * | 1986-05-20 | 1995-12-25 | ソニー株式会社 | Y/c分離回路 |
JPH07121136B2 (ja) * | 1987-06-05 | 1995-12-20 | 日本ビクター株式会社 | 映像信号処理回路 |
DE68908911T2 (de) * | 1988-02-15 | 1994-01-05 | Victor Company Of Japan | Schaltung zur Trennung des Helligkeitssignals von einem Farbsignal. |
JPH0271693A (ja) * | 1988-09-06 | 1990-03-12 | Sony Corp | 輝度/クロマ分離回路 |
JP2738022B2 (ja) * | 1989-05-31 | 1998-04-08 | ソニー株式会社 | フイルタ回路 |
JPH0720256B2 (ja) * | 1989-06-26 | 1995-03-06 | 三洋電機株式会社 | 輝度信号分離回路 |
JPH0793733B2 (ja) * | 1989-06-30 | 1995-10-09 | 三洋電機株式会社 | 輝度信号処理回路 |
JPH0366287A (ja) * | 1989-08-04 | 1991-03-20 | Matsushita Electric Ind Co Ltd | 信号分離装置 |
JPH0385986A (ja) * | 1989-08-30 | 1991-04-11 | Toshiba Corp | Y/c分離回路 |
JPH04223785A (ja) * | 1990-12-26 | 1992-08-13 | Sony Corp | 映像信号補間処理方法 |
JPH0630432A (ja) * | 1992-07-08 | 1994-02-04 | Matsushita Electric Ind Co Ltd | 輝度信号色信号分離装置 |
JP2859526B2 (ja) * | 1992-10-30 | 1999-02-17 | 三星電子株式会社 | 映像信号のノイズ除去回路 |
US5736928A (en) * | 1995-09-01 | 1998-04-07 | Pittway Corporation | Pre-processor apparatus and method |
JPH09261685A (ja) * | 1996-03-25 | 1997-10-03 | Nippon Motorola Ltd | Y/c分離回路 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3009016A (en) * | 1959-10-06 | 1961-11-14 | Bell Telephone Labor Inc | Noise suppressing video circuit |
US3305735A (en) * | 1963-10-07 | 1967-02-21 | Bendix Corp | Signal selection and monitoring system utilizing redundant voting circuits |
US3596107A (en) * | 1969-07-09 | 1971-07-27 | Collins Radio Co | Signal selector |
US4050084A (en) * | 1976-07-14 | 1977-09-20 | Cbs Inc. | Comb filter for television signals having adaptive features |
FR2359559A1 (fr) * | 1976-07-23 | 1978-02-17 | Thomson Csf | Dispositif de traitement d'image de television |
US4141035A (en) * | 1977-10-20 | 1979-02-20 | Bell Telephone Laboratories, Incorporated | Technique for separating composite video signals |
FR2472307A1 (fr) * | 1979-12-21 | 1981-06-26 | Thomson Csf | Dispositif de filtrage a faible distorsion de phase et circuit de traitement de signaux de television couleur comportant un tel dispositif |
GB2069294B (en) * | 1980-02-07 | 1984-09-19 | Rca Corp | Data rate reduction for data transmission or recording |
GB2073534B (en) * | 1980-04-02 | 1984-04-04 | Sony Corp | Error concealment in digital television signals |
JPS5745782A (en) * | 1980-09-02 | 1982-03-15 | Sony Corp | Flicker preventing circuit |
GB2084432A (en) * | 1980-09-18 | 1982-04-07 | Sony Corp | Error concealment in digital television signals |
US4422094A (en) * | 1981-11-06 | 1983-12-20 | Rca Corporation | Digital signal processor with symmetrical transfer characteristic |
US4438454A (en) * | 1982-03-31 | 1984-03-20 | Rca Corporation | Adjustable coring circuit permitting coring extinction |
-
1981
- 1981-07-13 JP JP56109101A patent/JPH0799804B2/ja not_active Expired - Lifetime
-
1982
- 1982-07-08 US US06/396,396 patent/US4524382A/en not_active Expired - Lifetime
- 1982-07-08 CA CA000406870A patent/CA1178347A/fr not_active Expired
- 1982-07-12 DE DE3226038A patent/DE3226038C3/de not_active Expired - Lifetime
- 1982-07-13 NL NL8202833A patent/NL192175C/nl not_active IP Right Cessation
- 1982-07-13 GB GB08220314A patent/GB2104341B/en not_active Expired
- 1982-07-13 FR FR8212308A patent/FR2509547B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5810913A (ja) | 1983-01-21 |
CA1178347A (fr) | 1984-11-20 |
DE3226038A1 (de) | 1983-01-20 |
NL192175C (nl) | 1997-02-04 |
NL192175B (nl) | 1996-10-01 |
JPH0799804B2 (ja) | 1995-10-25 |
US4524382A (en) | 1985-06-18 |
NL8202833A (nl) | 1983-02-01 |
FR2509547A1 (fr) | 1983-01-14 |
GB2104341A (en) | 1983-03-02 |
DE3226038C3 (de) | 1998-01-29 |
GB2104341B (en) | 1985-07-17 |
DE3226038C2 (de) | 1994-12-22 |
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