NL7016628A - - Google Patents
Info
- Publication number
- NL7016628A NL7016628A NL7016628A NL7016628A NL7016628A NL 7016628 A NL7016628 A NL 7016628A NL 7016628 A NL7016628 A NL 7016628A NL 7016628 A NL7016628 A NL 7016628A NL 7016628 A NL7016628 A NL 7016628A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
- H04N7/084—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the horizontal blanking interval only
- H04N7/085—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the horizontal blanking interval only the inserted signal being digital
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
- H04N7/087—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only
- H04N7/088—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/24—Systems for the transmission of television signals using pulse code modulation
- H04N7/52—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
- H04N7/54—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal the signals being synchronous
- H04N7/56—Synchronising systems therefor
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Systems (AREA)
- Synchronizing For Television (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7016628A NL7016628A (fr) | 1970-11-13 | 1970-11-13 | |
DE19712152877 DE2152877C3 (de) | 1970-11-13 | 1971-10-23 | Bildfernsprechsystem |
CH1633671A CH542560A (de) | 1970-11-13 | 1971-11-10 | Bildfernsprechanlage |
GB5224971A GB1321749A (en) | 1970-11-13 | 1971-11-10 | Videophone system |
AU35517/71A AU3551771A (en) | 1970-11-13 | 1971-11-10 | Videophone system |
IT7068271A IT942819B (it) | 1970-11-13 | 1971-11-10 | Sistema videofonico |
SE14358/71A SE365691B (fr) | 1970-11-13 | 1971-11-10 | |
JP8950971A JPS5227974B1 (fr) | 1970-11-13 | 1971-11-11 | |
ES396900A ES396900A1 (es) | 1970-11-13 | 1971-11-11 | Un sistema de video-telefono. |
CA127,461A CA940244A (en) | 1970-11-13 | 1971-11-12 | Videophone system |
FR7140504A FR2113933B1 (fr) | 1970-11-13 | 1971-11-12 | |
US05/535,044 US4005265A (en) | 1970-11-13 | 1974-12-19 | Videophone system synchronizer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7016628A NL7016628A (fr) | 1970-11-13 | 1970-11-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7016628A true NL7016628A (fr) | 1972-05-16 |
Family
ID=19811548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7016628A NL7016628A (fr) | 1970-11-13 | 1970-11-13 |
Country Status (11)
Country | Link |
---|---|
JP (1) | JPS5227974B1 (fr) |
AU (1) | AU3551771A (fr) |
CA (1) | CA940244A (fr) |
CH (1) | CH542560A (fr) |
DE (1) | DE2152877C3 (fr) |
ES (1) | ES396900A1 (fr) |
FR (1) | FR2113933B1 (fr) |
GB (1) | GB1321749A (fr) |
IT (1) | IT942819B (fr) |
NL (1) | NL7016628A (fr) |
SE (1) | SE365691B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2818704A1 (de) * | 1977-04-29 | 1978-11-02 | Marcel Briand | Uebertragungssystem fuer die uebertragung analoger bild- und synchronisiersignale und zugemischer synchroner numerischer datensignale ueber analogleitungen |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2438401A1 (fr) * | 1978-10-05 | 1980-04-30 | Thomson Csf | Procede de transmission d'un signal analogique audiofrequence pendant les intervalles de synchronisation de ligne-trame d'un signal de television et dispositif de mise en oeuvre de ce procede |
FR2440669A1 (fr) * | 1978-10-31 | 1980-05-30 | Thomson Brandt | Systeme de diffusion de signaux audio-visuels de television synchronises par une frequence pilote et procede de mise en oeuvre |
IL58735A (en) * | 1978-12-04 | 1982-01-31 | Oak Industries Inc | Subscription television coding system |
ATE15311T1 (de) * | 1980-01-22 | 1985-09-15 | Paul Pierre Delogne | Verfahren und anlage zur uebertragung von fernsehsignalen mittels einer digitalen codierung dieser signale. |
FR2524242B1 (fr) * | 1982-03-24 | 1986-02-07 | Radiotechnique | Circuit de reconnaissance de cryptage pour systeme de transmission d'emissions de television et systeme de transmission d'emissions cryptees comprenant un tel circuit |
FR2524241A1 (fr) * | 1982-03-24 | 1983-09-30 | Radiotechnique | Circuit de commande du dispositif de decryptage d'un systeme de transmission d'emissions de television cryptees et systeme de transmission d'emissions cryptees comportant un tel circuit |
US4675722A (en) * | 1982-12-02 | 1987-06-23 | Independent Broadcasting Authority | Apparatus for deriving synchronization signals for component television video signal reception |
FR2552282B1 (fr) * | 1983-09-21 | 1990-07-13 | Veillard Jacques | Procede et dispositif de demodulation coherente de porteuse a modulation numerique |
-
1970
- 1970-11-13 NL NL7016628A patent/NL7016628A/xx not_active Application Discontinuation
-
1971
- 1971-10-23 DE DE19712152877 patent/DE2152877C3/de not_active Expired
- 1971-11-10 SE SE14358/71A patent/SE365691B/xx unknown
- 1971-11-10 CH CH1633671A patent/CH542560A/de not_active IP Right Cessation
- 1971-11-10 IT IT7068271A patent/IT942819B/it active
- 1971-11-10 AU AU35517/71A patent/AU3551771A/en not_active Expired
- 1971-11-10 GB GB5224971A patent/GB1321749A/en not_active Expired
- 1971-11-11 JP JP8950971A patent/JPS5227974B1/ja active Pending
- 1971-11-11 ES ES396900A patent/ES396900A1/es not_active Expired
- 1971-11-12 FR FR7140504A patent/FR2113933B1/fr not_active Expired
- 1971-11-12 CA CA127,461A patent/CA940244A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2818704A1 (de) * | 1977-04-29 | 1978-11-02 | Marcel Briand | Uebertragungssystem fuer die uebertragung analoger bild- und synchronisiersignale und zugemischer synchroner numerischer datensignale ueber analogleitungen |
Also Published As
Publication number | Publication date |
---|---|
JPS5227974B1 (fr) | 1977-07-23 |
GB1321749A (en) | 1973-06-27 |
IT942819B (it) | 1973-04-02 |
AU3551771A (en) | 1973-05-17 |
CA940244A (en) | 1974-01-15 |
DE2152877C3 (de) | 1978-09-14 |
FR2113933A1 (fr) | 1972-06-30 |
DE2152877B2 (de) | 1978-01-19 |
FR2113933B1 (fr) | 1977-03-18 |
CH542560A (de) | 1973-09-30 |
DE2152877A1 (de) | 1972-05-31 |
SE365691B (fr) | 1974-03-25 |
ES396900A1 (es) | 1975-05-01 |
AU465455B2 (fr) | 1975-09-25 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
BI | The patent application has been withdrawn |