FI882963A - Kretsarrangemang foer reducerande av brus. - Google Patents
Kretsarrangemang foer reducerande av brus. Download PDFInfo
- Publication number
- FI882963A FI882963A FI882963A FI882963A FI882963A FI 882963 A FI882963 A FI 882963A FI 882963 A FI882963 A FI 882963A FI 882963 A FI882963 A FI 882963A FI 882963 A FI882963 A FI 882963A
- Authority
- FI
- Finland
- Prior art keywords
- reducerande
- kretsarrangemang
- brus
- foer
- kretsarrangemang foer
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/01—Shaping pulses
- H03K5/12—Shaping pulses by steepening leading or trailing edges
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/125—Discriminating pulses
- H03K5/1252—Suppression or limitation of noise or interference
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Picture Signal Circuits (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3720871 | 1987-06-24 | ||
DE3808737A DE3808737A1 (de) | 1987-06-24 | 1988-03-16 | Verfahren und schaltungsanordnung zum vermindern von stoerungen |
Publications (2)
Publication Number | Publication Date |
---|---|
FI882963A0 FI882963A0 (fi) | 1988-06-21 |
FI882963A true FI882963A (fi) | 1988-12-25 |
Family
ID=25856906
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI882963A FI882963A (fi) | 1987-06-24 | 1988-06-21 | Kretsarrangemang foer reducerande av brus. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4857779A (fi) |
EP (1) | EP0296683B1 (fi) |
JP (1) | JPS6430372A (fi) |
DE (2) | DE3808737A1 (fi) |
FI (1) | FI882963A (fi) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2234133B (en) * | 1989-07-14 | 1993-11-10 | Mitsubishi Electric Corp | Video signal processing apparatus |
US5818500A (en) * | 1991-05-06 | 1998-10-06 | Eastman Kodak Company | High resolution field emission image source and image recording apparatus |
US5237180A (en) * | 1991-12-31 | 1993-08-17 | Eastman Kodak Company | High resolution image source |
US5477284A (en) | 1994-12-15 | 1995-12-19 | Texas Instruments Incorporated | Dual mode overhead projection system using field emission device |
FR2729524B1 (fr) * | 1995-01-13 | 1997-06-06 | Sgs Thomson Microelectronics | Circuit de suppression et circuit d'accentuation |
US5612256A (en) * | 1995-02-10 | 1997-03-18 | Micron Display Technology, Inc. | Multi-layer electrical interconnection structures and fabrication methods |
DE19942688C2 (de) | 1999-09-07 | 2001-11-29 | Siemens Ag | Verfahren zum Betrieb einer elektronischen Schaltung und elektronische Schaltung |
DE10140344A1 (de) * | 2001-08-17 | 2003-03-06 | Infineon Technologies Ag | Vorrichtung zum Treiben eines Signals |
US6633178B2 (en) | 2001-09-28 | 2003-10-14 | Intel Corporation | Apparatus and method for power efficient line driver |
CN108881736B (zh) * | 2018-06-30 | 2020-08-04 | 浙江大华技术股份有限公司 | 一种光圈校正方法及装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2064731B2 (de) * | 1970-12-31 | 1973-06-07 | Robert Bosch Fernsehanlagen Gmbh, 6100 Darmstadt | Verfahren zur versteilerung von signalspruengen und schaltungsanordnung zur ausuebung des verfahrens |
DE2114149C3 (de) * | 1971-03-24 | 1973-09-20 | Robert Bosch Fernsehanlagen Gmbh, 6100 Darmstadt | Amphtudendiskriminator fur eine Schaltungsanordnung zur Erzeugung eines Korrektursignals zur Flankenverstelle rung von Impulsen |
US4030121A (en) * | 1975-12-02 | 1977-06-14 | Faroudja Y C | Video crispener |
US4362955A (en) * | 1980-12-18 | 1982-12-07 | Tektronix, Inc. | Current boost circuit for a pulse generator output stage |
GB2094592B (en) * | 1981-02-10 | 1985-01-09 | Standard Telephones Cables Ltd | Adaptive equaliser |
DE3136217C2 (de) * | 1981-09-12 | 1985-09-19 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung zur Verarbeitung eines Farbvideosignals |
JPS58219872A (ja) * | 1982-06-15 | 1983-12-21 | Pioneer Electronic Corp | 輪郭補正回路 |
US4536796A (en) * | 1983-08-23 | 1985-08-20 | Rca Corporation | Non-linear dynamic coring circuit for video signals |
US4758891A (en) * | 1986-10-20 | 1988-07-19 | North American Philips Consumer Electronics Corp. | Method and apparatus for improving the rise and fall time of a video signal |
-
1988
- 1988-03-16 DE DE3808737A patent/DE3808737A1/de not_active Withdrawn
- 1988-06-16 US US07/208,195 patent/US4857779A/en not_active Expired - Fee Related
- 1988-06-21 EP EP88201273A patent/EP0296683B1/de not_active Expired - Lifetime
- 1988-06-21 FI FI882963A patent/FI882963A/fi not_active IP Right Cessation
- 1988-06-21 DE DE88201273T patent/DE3887211D1/de not_active Expired - Fee Related
- 1988-06-24 JP JP63155062A patent/JPS6430372A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FI882963A0 (fi) | 1988-06-21 |
US4857779A (en) | 1989-08-15 |
EP0296683A2 (de) | 1988-12-28 |
DE3887211D1 (de) | 1994-03-03 |
EP0296683A3 (en) | 1989-08-09 |
JPS6430372A (en) | 1989-02-01 |
EP0296683B1 (de) | 1994-01-19 |
DE3808737A1 (de) | 1989-01-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN |