FR2303426A1 - Procede de protection contre les evanouissements profonds des canaux de transmission, enregistrements et appareils suivant ce procede - Google Patents
Procede de protection contre les evanouissements profonds des canaux de transmission, enregistrements et appareils suivant ce procedeInfo
- Publication number
- FR2303426A1 FR2303426A1 FR7506740A FR7506740A FR2303426A1 FR 2303426 A1 FR2303426 A1 FR 2303426A1 FR 7506740 A FR7506740 A FR 7506740A FR 7506740 A FR7506740 A FR 7506740A FR 2303426 A1 FR2303426 A1 FR 2303426A1
- Authority
- FR
- France
- Prior art keywords
- blooding
- recordings
- protection against
- transmission channels
- equipment following
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/93—Regeneration of the television signal or of selected parts thereof
- H04N5/94—Signal drop-out compensation
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1803—Error detection or correction; Testing, e.g. of drop-outs by redundancy in data representation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/802—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving processing of the sound signal
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Television Signal Processing For Recording (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7506740A FR2303426A1 (fr) | 1975-03-04 | 1975-03-04 | Procede de protection contre les evanouissements profonds des canaux de transmission, enregistrements et appareils suivant ce procede |
US05/662,688 US4085426A (en) | 1975-03-04 | 1976-03-01 | Method for protecting against drop-outs in a sound signal recorded on a video-disc |
GB8159/76A GB1530341A (en) | 1975-03-04 | 1976-03-01 | Method for protecting against dropouts in an information signal |
DE19762608732 DE2608732A1 (de) | 1975-03-04 | 1976-03-03 | Verfahren und einrichtung zum schutz von uebertragungskanaelen und aufzeichnungen vor starken schwunderscheinungen |
JP51023679A JPS51112314A (en) | 1975-03-04 | 1976-03-04 | Method and device for deleting drop out of information signal and information signal recorder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7506740A FR2303426A1 (fr) | 1975-03-04 | 1975-03-04 | Procede de protection contre les evanouissements profonds des canaux de transmission, enregistrements et appareils suivant ce procede |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2303426A1 true FR2303426A1 (fr) | 1976-10-01 |
FR2303426B1 FR2303426B1 (fr) | 1977-10-28 |
Family
ID=9152066
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7506740A Granted FR2303426A1 (fr) | 1975-03-04 | 1975-03-04 | Procede de protection contre les evanouissements profonds des canaux de transmission, enregistrements et appareils suivant ce procede |
Country Status (5)
Country | Link |
---|---|
US (1) | US4085426A (fr) |
JP (1) | JPS51112314A (fr) |
DE (1) | DE2608732A1 (fr) |
FR (1) | FR2303426A1 (fr) |
GB (1) | GB1530341A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2494018A1 (fr) * | 1980-11-07 | 1982-05-14 | Rca Corp | Dispositif pour enregistrer et restituer des signaux sur des supports d'enregistrement de haute densite |
FR2558630A1 (fr) * | 1984-01-23 | 1985-07-26 | Logivision | Procede et dispositif d'enregistrement de donnees sur un support d'enregistrement tel qu'un disque numerique |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5836087A (ja) * | 1981-08-27 | 1983-03-02 | Matsushita Electric Ind Co Ltd | ドロツプアウト補償装置 |
JPS6026604U (ja) * | 1983-07-30 | 1985-02-22 | パイオニア株式会社 | ビデオデイスク変調装置 |
EP0107295B1 (fr) * | 1982-08-30 | 1990-08-16 | Pioneer Electronic Corporation | Système d'enregistrement et de reproduction du type vidéodisque |
JPS59104314U (ja) * | 1982-12-25 | 1984-07-13 | パイオニア株式会社 | ドロップアウト補償装置 |
DE3329601A1 (de) * | 1983-08-17 | 1985-03-07 | Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover | System zur kompensation von signalstoerungen bei einer pcm-tonuebertragung |
US5161019A (en) * | 1990-06-29 | 1992-11-03 | Rca Thomson Licensing Corporation | "channel guide" automatically activated by the absence of program information |
US5486938A (en) * | 1991-02-19 | 1996-01-23 | Thomson-Csf | Anti-dazzle system for vehicles |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2996576A (en) * | 1959-02-20 | 1961-08-15 | Ampex | Video system with transient and dropout compensation |
GB931525A (en) * | 1959-11-20 | 1963-07-17 | Tokyo Shibaura Electric Co | Systems for preventing drop-out in video tape reproduction |
NL6402192A (fr) * | 1964-03-05 | 1965-09-06 | ||
NL145117B (nl) * | 1966-02-26 | 1975-02-17 | Philips Nv | Foutencorrigerend informatietransmissiesysteem. |
NL166591C (nl) * | 1971-05-18 | 1981-08-17 | Philips Nv | Foutencorrigerend datatransmissiestelsel. |
AT308209B (de) * | 1971-07-15 | 1973-06-25 | Philips Nv | Schaltungsanordnung zur Dropout-Kompensation bei der Wiedergabe von auf einem Aufzeichnungsträger gespeicherten Signalen |
-
1975
- 1975-03-04 FR FR7506740A patent/FR2303426A1/fr active Granted
-
1976
- 1976-03-01 US US05/662,688 patent/US4085426A/en not_active Expired - Lifetime
- 1976-03-01 GB GB8159/76A patent/GB1530341A/en not_active Expired
- 1976-03-03 DE DE19762608732 patent/DE2608732A1/de active Pending
- 1976-03-04 JP JP51023679A patent/JPS51112314A/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2494018A1 (fr) * | 1980-11-07 | 1982-05-14 | Rca Corp | Dispositif pour enregistrer et restituer des signaux sur des supports d'enregistrement de haute densite |
FR2558630A1 (fr) * | 1984-01-23 | 1985-07-26 | Logivision | Procede et dispositif d'enregistrement de donnees sur un support d'enregistrement tel qu'un disque numerique |
Also Published As
Publication number | Publication date |
---|---|
JPS51112314A (en) | 1976-10-04 |
US4085426A (en) | 1978-04-18 |
FR2303426B1 (fr) | 1977-10-28 |
GB1530341A (en) | 1978-10-25 |
DE2608732A1 (de) | 1976-09-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |