BE774334A - Montage pour videophone, destine a eliminer les parasites sur l'ecran d'image - Google Patents

Montage pour videophone, destine a eliminer les parasites sur l'ecran d'image

Info

Publication number
BE774334A
BE774334A BE774334A BE774334A BE774334A BE 774334 A BE774334 A BE 774334A BE 774334 A BE774334 A BE 774334A BE 774334 A BE774334 A BE 774334A BE 774334 A BE774334 A BE 774334A
Authority
BE
Belgium
Prior art keywords
videophone
mounting
intended
image screen
eliminate parasites
Prior art date
Application number
BE774334A
Other languages
English (en)
Original Assignee
Siemens Ag
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
Priority claimed from DE19702052230 external-priority patent/DE2052230C/de
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of BE774334A publication Critical patent/BE774334A/fr

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/02—Details
    • H03D1/04—Modifications of demodulators to reduce interference by undesired signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/81—Camera processing pipelines; Components thereof for suppressing or minimising disturbance in the image signal generation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Picture Signal Circuits (AREA)
  • Television Signal Processing For Recording (AREA)
  • Noise Elimination (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
BE774334A 1970-10-23 1971-10-22 Montage pour videophone, destine a eliminer les parasites sur l'ecran d'image BE774334A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19702052230 DE2052230C (de) 1970-10-23 Schaltungsanordnung für einen Bildfernsprecher zur Beseitigung von Störungen auf dem Bildschirm
DE19712103585 DE2103585C (de) 1971-01-26 Schaltungsanordnung fur Bild fernsprecher zur Beseitigung von Störungen auf dem Bildschirm
DE19712137613 DE2137613B1 (de) 1970-10-23 1971-07-27 Schaltungsanordnung fuer bildfernsprecher zur beseitigung von stoerungen auf dem bildschirm

Publications (1)

Publication Number Publication Date
BE774334A true BE774334A (fr) 1972-04-24

Family

ID=27182950

Family Applications (1)

Application Number Title Priority Date Filing Date
BE774334A BE774334A (fr) 1970-10-23 1971-10-22 Montage pour videophone, destine a eliminer les parasites sur l'ecran d'image

Country Status (11)

Country Link
US (1) US3798367A (fr)
JP (1) JPS517962B1 (fr)
AT (1) AT307528B (fr)
BE (1) BE774334A (fr)
CH (1) CH538238A (fr)
DE (1) DE2137613B1 (fr)
FR (1) FR2111786B1 (fr)
GB (1) GB1327470A (fr)
LU (1) LU64127A1 (fr)
NL (1) NL159848B (fr)
SE (1) SE376528B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1362131A (en) * 1972-02-16 1974-07-30 Post Office Reducing unwanted modulation in a communication system
SE419738B (sv) * 1976-11-04 1981-08-24 Trelleborg Marin Ab Forfarande vid behandling av under en vattenyta befintliga delar av konstruktioner
US4237485A (en) * 1978-01-19 1980-12-02 Matsushita Electric Industrial Co., Ltd. Buzz cancelling system for television receiver
FR2483717A1 (fr) * 1980-05-28 1981-12-04 Thomson Csf Circuit de traitement de signaux video de television et camera equipee d'un tel circuit
NL8403114A (nl) * 1984-10-12 1986-05-01 Philips Nv Televisieopneemstelsel dat werkzaam is met van elkaar afwijkende wisselspanningsnetfrekwentie en televisie rasterfrekwentie, en daartoe geschikte televisieopneeminrichting.
GB8510985D0 (en) * 1985-04-30 1985-06-05 British Broadcasting Corp Television cameras
DE19539803A1 (de) * 1995-10-26 1997-04-30 Thomson Brandt Gmbh Fernsehtelefonanlage
CN117175930B (zh) * 2023-11-03 2024-01-26 杭州海康威视数字技术股份有限公司 用于监控系统的干扰抑制模块

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1053900A (fr) * 1963-12-31
DE1251369B (de) * 1964-10-06 1967-10-05 N V Optische Industrie , De Oude Delft' Delft (Niederlande) Strahlstromregelschaltung fur Fernsehaufnahmerohren
US3495035A (en) * 1967-07-17 1970-02-10 Nippon Electric Co Television camera pick-up equipment

Also Published As

Publication number Publication date
DE2103585A1 (de) 1972-08-03
SE376528B (fr) 1975-05-26
DE2052230A1 (fr) 1972-05-25
DE2103585B2 (de) 1972-12-21
NL159848B (nl) 1979-03-15
LU64127A1 (fr) 1972-05-12
FR2111786A1 (fr) 1972-06-09
GB1327470A (en) 1973-08-22
CH538238A (de) 1973-06-15
AT307528B (de) 1973-05-25
NL7114514A (fr) 1972-04-25
FR2111786B1 (fr) 1974-05-31
DE2137613A1 (fr) 1973-02-01
US3798367A (en) 1974-03-19
DE2137613B1 (de) 1973-02-01
DE2052230B2 (de) 1972-05-25
JPS517962B1 (fr) 1976-03-12

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