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'imageInfo
- 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
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)
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)
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***的干扰抑制模块 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1053900A (fr) * | 1963-12-31 | |||
NL135553C (fr) * | 1964-10-06 | |||
US3495035A (en) * | 1967-07-17 | 1970-02-10 | Nippon Electric Co | Television camera pick-up equipment |
-
1971
- 1971-07-27 DE DE19712137613 patent/DE2137613B1/de active Granted
- 1971-09-27 CH CH1401971A patent/CH538238A/de not_active IP Right Cessation
- 1971-09-27 AT AT834371A patent/AT307528B/de not_active IP Right Cessation
- 1971-10-13 JP JP46080852A patent/JPS517962B1/ja active Pending
- 1971-10-14 US US00189318A patent/US3798367A/en not_active Expired - Lifetime
- 1971-10-18 GB GB4831371A patent/GB1327470A/en not_active Expired
- 1971-10-21 LU LU64127D patent/LU64127A1/xx unknown
- 1971-10-21 NL NL7114514.A patent/NL159848B/xx not_active IP Right Cessation
- 1971-10-22 BE BE774334A patent/BE774334A/fr unknown
- 1971-10-22 SE SE7113452A patent/SE376528B/xx unknown
- 1971-10-22 FR FR7137981A patent/FR2111786B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2103585A1 (de) | 1972-08-03 |
GB1327470A (en) | 1973-08-22 |
FR2111786B1 (fr) | 1974-05-31 |
DE2137613B1 (de) | 1973-02-01 |
NL7114514A (fr) | 1972-04-25 |
FR2111786A1 (fr) | 1972-06-09 |
DE2052230A1 (fr) | 1972-05-25 |
JPS517962B1 (fr) | 1976-03-12 |
SE376528B (fr) | 1975-05-26 |
NL159848B (nl) | 1979-03-15 |
LU64127A1 (fr) | 1972-05-12 |
US3798367A (en) | 1974-03-19 |
DE2052230B2 (de) | 1972-05-25 |
DE2103585B2 (de) | 1972-12-21 |
CH538238A (de) | 1973-06-15 |
AT307528B (de) | 1973-05-25 |
DE2137613A1 (fr) | 1973-02-01 |
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