JPS57185773A - Noise suppressing circuit for video signal - Google Patents
Noise suppressing circuit for video signalInfo
- Publication number
- JPS57185773A JPS57185773A JP57072599A JP7259982A JPS57185773A JP S57185773 A JPS57185773 A JP S57185773A JP 57072599 A JP57072599 A JP 57072599A JP 7259982 A JP7259982 A JP 7259982A JP S57185773 A JPS57185773 A JP S57185773A
- Authority
- JP
- Japan
- Prior art keywords
- video signal
- noise suppressing
- suppressing circuit
- circuit
- noise
- 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.)
- Pending
Links
Classifications
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8102181A NL8102181A (en) | 1981-05-04 | 1981-05-04 | NOISE REDUCTION FOR A VIDEO SIGNAL. |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57185773A true JPS57185773A (en) | 1982-11-16 |
Family
ID=19837437
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57072599A Pending JPS57185773A (en) | 1981-05-04 | 1982-05-01 | Noise suppressing circuit for video signal |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS57185773A (en) |
DE (1) | DE3215733A1 (en) |
FR (1) | FR2505103A1 (en) |
GB (1) | GB2098023A (en) |
NL (1) | NL8102181A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59125178A (en) * | 1982-12-30 | 1984-07-19 | インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション | Method of filtering video image in nonlinear manner |
JPS61242175A (en) * | 1985-04-18 | 1986-10-28 | Mitsubishi Electric Corp | Comb-line filter |
DE3819725A1 (en) * | 1987-06-09 | 1989-01-05 | Sony Corp | CIRCUIT FOR ELIMINATING A NOISE SIGNAL |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3311898C2 (en) * | 1983-03-31 | 1986-11-13 | Siemens AG, 1000 Berlin und 8000 München | Method for reducing interference signals from digital data-reduced television signals |
JPS6030285A (en) * | 1983-07-29 | 1985-02-15 | Victor Co Of Japan Ltd | Recording and reproducing device of video signal |
KR910000368B1 (en) * | 1984-09-12 | 1991-01-24 | 마쯔시다덴기산교 가부시기가이샤 | Non-linear signal processor apparatus |
JPS6184972A (en) * | 1984-10-03 | 1986-04-30 | Hitachi Ltd | Vertical emphasis circuit of video signal |
US4760449A (en) * | 1985-04-03 | 1988-07-26 | Matsushita Electric Industrial Co., Ltd. | Video signal processing apparatus |
JPH0822022B2 (en) * | 1987-02-13 | 1996-03-04 | 日本ビクター株式会社 | Noise reducer |
JP2827328B2 (en) * | 1989-09-28 | 1998-11-25 | ソニー株式会社 | Video signal processing device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4107739A (en) * | 1977-08-22 | 1978-08-15 | Cbs Inc. | System utilizing integration and motion evaluation for reducing noise in video signal |
-
1981
- 1981-05-04 NL NL8102181A patent/NL8102181A/en not_active Application Discontinuation
-
1982
- 1982-04-28 DE DE19823215733 patent/DE3215733A1/en not_active Withdrawn
- 1982-04-28 FR FR8207327A patent/FR2505103A1/en active Pending
- 1982-04-30 GB GB8212664A patent/GB2098023A/en not_active Withdrawn
- 1982-05-01 JP JP57072599A patent/JPS57185773A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59125178A (en) * | 1982-12-30 | 1984-07-19 | インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション | Method of filtering video image in nonlinear manner |
JPS61242175A (en) * | 1985-04-18 | 1986-10-28 | Mitsubishi Electric Corp | Comb-line filter |
DE3819725A1 (en) * | 1987-06-09 | 1989-01-05 | Sony Corp | CIRCUIT FOR ELIMINATING A NOISE SIGNAL |
Also Published As
Publication number | Publication date |
---|---|
DE3215733A1 (en) | 1983-01-20 |
FR2505103A1 (en) | 1982-11-05 |
GB2098023A (en) | 1982-11-10 |
NL8102181A (en) | 1982-12-01 |
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