BE650954A - - Google Patents
Info
- Publication number
- BE650954A BE650954A BE650954DA BE650954A BE 650954 A BE650954 A BE 650954A BE 650954D A BE650954D A BE 650954DA BE 650954 A BE650954 A BE 650954A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
- H04Q9/08—Calling by using continuous AC
- H04Q9/12—Calling by using continuous AC using combinations of frequencies
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
- H04N7/17309—Transmission or handling of upstream communications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
- H04N2007/17372—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal the upstream transmission being initiated or timed by a signal from upstream of the user terminal
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29739763A | 1963-07-24 | 1963-07-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE650954A true BE650954A (cs) | 1964-11-16 |
Family
ID=23146150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE650954D BE650954A (cs) | 1963-07-24 | 1964-07-24 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE650954A (cs) |
| DE (1) | DE1283711B (cs) |
| GB (1) | GB1067469A (cs) |
| NL (1) | NL6408491A (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3911850A1 (de) * | 1989-04-11 | 1990-10-25 | Rieter Ag Maschf | Vorrichtung zur ueberwachung einer vielzahl von produktionsstellen |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR974280A (fr) * | 1947-10-24 | 1951-02-20 | Nielsen A C Co | Appareil pour la détermination des habitudes d'écoute des usagers des appareils de radio-diffusion |
| US2674512A (en) * | 1951-08-24 | 1954-04-06 | C E Hooper Inc | Broadcast audience measurement |
| FR1086448A (cs) * | 1954-02-23 | 1955-02-11 | ||
| BE552365A (cs) * | 1955-11-25 | |||
| US2993194A (en) * | 1956-11-14 | 1961-07-18 | Westinghouse Electric Corp | Remote metering apparatus and system |
| US2921979A (en) * | 1957-08-06 | 1960-01-19 | Hafner Theodore | Microwave transmission and receiving systems |
| US3050712A (en) * | 1959-02-13 | 1962-08-21 | Avco Corp | Wired program distribution system |
| US3048780A (en) * | 1959-04-02 | 1962-08-07 | Entron Inc | Remote intelligence sampling means |
| DE1090271B (de) * | 1959-10-12 | 1960-10-06 | Hagenuk Neufeldt Kuhnke Gmbh | Selbsttaetige Einrichtung zur telefonischen UEbermittlung von Messwerten verschiedenartiger Messgroessen an Fernsprechteilnehmer |
| GB949055A (en) * | 1960-08-25 | 1964-02-12 | Rank Organisation Ltd | Improved subscription television system |
-
1964
- 1964-07-24 DE DE1964S0092257 patent/DE1283711B/de active Pending
- 1964-07-24 BE BE650954D patent/BE650954A/xx unknown
- 1964-07-24 NL NL6408491A patent/NL6408491A/xx unknown
- 1964-08-04 GB GB3110864A patent/GB1067469A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL6408491A (cs) | 1965-01-25 |
| DE1283711B (de) | 1968-11-21 |
| GB1067469A (en) | 1967-05-03 |