CH538238A - Schaltungsanordnung in einer Bildfernsprechanlage zur Beseitigung von Störungen auf dem Bildschirm - Google Patents

Schaltungsanordnung in einer Bildfernsprechanlage zur Beseitigung von Störungen auf dem Bildschirm

Info

Publication number
CH538238A
CH538238A CH1401971A CH1401971A CH538238A CH 538238 A CH538238 A CH 538238A CH 1401971 A CH1401971 A CH 1401971A CH 1401971 A CH1401971 A CH 1401971A CH 538238 A CH538238 A CH 538238A
Authority
CH
Switzerland
Prior art keywords
screen
circuit arrangement
telephone system
video telephone
eliminating interference
Prior art date
Application number
CH1401971A
Other languages
English (en)
Inventor
Adolf Dipl Ing Schneider
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 CH538238A publication Critical patent/CH538238A/de

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)
CH1401971A 1970-10-23 1971-09-27 Schaltungsanordnung in einer Bildfernsprechanlage zur Beseitigung von Störungen auf dem Bildschirm CH538238A (de)

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
CH538238A true CH538238A (de) 1973-06-15

Family

ID=27182950

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1401971A CH538238A (de) 1970-10-23 1971-09-27 Schaltungsanordnung in einer Bildfernsprechanlage zur Beseitigung von Störungen auf dem Bildschirm

Country Status (11)

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

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 (de) * 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
BE774334A (fr) 1972-04-24
SE376528B (de) 1975-05-26
DE2052230A1 (de) 1972-05-25
DE2103585B2 (de) 1972-12-21
NL159848B (nl) 1979-03-15
LU64127A1 (de) 1972-05-12
FR2111786A1 (de) 1972-06-09
GB1327470A (en) 1973-08-22
AT307528B (de) 1973-05-25
NL7114514A (de) 1972-04-25
FR2111786B1 (de) 1974-05-31
DE2137613A1 (de) 1973-02-01
US3798367A (en) 1974-03-19
DE2137613B1 (de) 1973-02-01
DE2052230B2 (de) 1972-05-25
JPS517962B1 (de) 1976-03-12

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Legal Events

Date Code Title Description
PL Patent ceased