FI882963A0 - Kretsarrangemang foer reducerande av brus. - Google Patents

Kretsarrangemang foer reducerande av brus.

Info

Publication number
FI882963A0
FI882963A0 FI882963A FI882963A FI882963A0 FI 882963 A0 FI882963 A0 FI 882963A0 FI 882963 A FI882963 A FI 882963A FI 882963 A FI882963 A FI 882963A FI 882963 A0 FI882963 A0 FI 882963A0
Authority
FI
Finland
Prior art keywords
reducerande
kretsarrangemang
brus
foer
kretsarrangemang foer
Prior art date
Application number
FI882963A
Other languages
English (en)
Other versions
FI882963A (fi
Inventor
Hartmut Harlos
Peter Kelting
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of FI882963A0 publication Critical patent/FI882963A0/fi
Publication of FI882963A publication Critical patent/FI882963A/fi

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)
FI882963A 1987-06-24 1988-06-21 Kretsarrangemang foer reducerande av brus. FI882963A (fi)

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 true FI882963A0 (fi) 1988-06-21
FI882963A 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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE3808737A1 (de) 1989-01-05
US4857779A (en) 1989-08-15
FI882963A (fi) 1988-12-25
EP0296683B1 (de) 1994-01-19
EP0296683A3 (en) 1989-08-09
DE3887211D1 (de) 1994-03-03
EP0296683A2 (de) 1988-12-28
JPS6430372A (en) 1989-02-01

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN