PL204525A1 - - Google Patents
Info
- Publication number
- PL204525A1 PL204525A1 PL20452578A PL20452578A PL204525A1 PL 204525 A1 PL204525 A1 PL 204525A1 PL 20452578 A PL20452578 A PL 20452578A PL 20452578 A PL20452578 A PL 20452578A PL 204525 A1 PL204525 A1 PL 204525A1
- Authority
- PL
- Poland
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/002—Special television systems not provided for by H04N7/007 - H04N7/18
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Details Of Television Systems (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL20452578A PL204525A1 (no) | 1978-02-09 | 1978-02-09 | |
GB7904337A GB2016874A (en) | 1978-02-09 | 1979-02-07 | Method and apparatus for interactive television systems |
DE19792904981 DE2904981A1 (de) | 1978-02-09 | 1979-02-09 | Verfahren zur uebertragung von fernsehsignalen und system zur durchfuehrung des verfahrens |
FR7903351A FR2417226A1 (fr) | 1978-02-09 | 1979-02-09 | Procede de realisation et ensemble de dispositifs formant un systeme de television interactive |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL20452578A PL204525A1 (no) | 1978-02-09 | 1978-02-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
PL204525A1 true PL204525A1 (no) | 1982-07-19 |
Family
ID=19987462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL20452578A PL204525A1 (no) | 1978-02-09 | 1978-02-09 |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2904981A1 (no) |
FR (1) | FR2417226A1 (no) |
GB (1) | GB2016874A (no) |
PL (1) | PL204525A1 (no) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9674560B1 (en) | 1981-11-03 | 2017-06-06 | Personalized Media Communications LLC | Signal processing apparatus and methods |
USRE47642E1 (en) | 1981-11-03 | 2019-10-08 | Personalized Media Communications LLC | Signal processing apparatus and methods |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7831204B1 (en) | 1981-11-03 | 2010-11-09 | Personalized Media Communications, Llc | Signal processing apparatus and methods |
GB8401318D0 (en) * | 1984-01-18 | 1984-02-22 | Communications Patents Ltd | Communications system |
US4695879A (en) * | 1986-02-07 | 1987-09-22 | Weinblatt Lee S | Television viewer meter |
US4807031A (en) * | 1987-10-20 | 1989-02-21 | Interactive Systems, Incorporated | Interactive video method and apparatus |
US5694162A (en) * | 1993-10-15 | 1997-12-02 | Automated Business Companies, Inc. | Method for automatically changing broadcast programs based on audience response |
DE4437928C1 (de) * | 1994-10-24 | 1995-10-26 | Grundig Emv | Vorrichtung zur Realisierung von interaktiven Fernsehdiensten |
IT1279120B1 (it) * | 1995-03-02 | 1997-12-04 | Seleco Spa | Sistema di ricetrasmissione di segnali audio assieme a segnali teletext |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2404074A1 (de) * | 1974-01-29 | 1975-08-07 | Inst Angewandte Sozialwissensc | Verfahren zum erfassen, uebertragen und verarbeiten technischer informationen ueber das fernseheinschaltverhalten von fernsehteilnehmern |
US4064490A (en) * | 1975-09-10 | 1977-12-20 | Nagel Robert H | Information retrieval system having selected purpose variable function terminal |
US4025851A (en) * | 1975-11-28 | 1977-05-24 | A.C. Nielsen Company | Automatic monitor for programs broadcast |
US4071697A (en) * | 1976-10-18 | 1978-01-31 | Atari, Inc. | Interactive video/telephone transmission system |
-
1978
- 1978-02-09 PL PL20452578A patent/PL204525A1/xx unknown
-
1979
- 1979-02-07 GB GB7904337A patent/GB2016874A/en not_active Withdrawn
- 1979-02-09 FR FR7903351A patent/FR2417226A1/fr active Pending
- 1979-02-09 DE DE19792904981 patent/DE2904981A1/de not_active Ceased
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9674560B1 (en) | 1981-11-03 | 2017-06-06 | Personalized Media Communications LLC | Signal processing apparatus and methods |
USRE47642E1 (en) | 1981-11-03 | 2019-10-08 | Personalized Media Communications LLC | Signal processing apparatus and methods |
US10523350B1 (en) | 1981-11-03 | 2019-12-31 | Personalized Media Communications LLC | Signal processing apparatus and methods |
USRE47867E1 (en) | 1981-11-03 | 2020-02-18 | Personalized Media Communications LLC | Signal processing apparatus and methods |
US10609425B1 (en) | 1981-11-03 | 2020-03-31 | Personalized Media Communications, L.L.C. | Signal processing apparatus and methods |
US10616638B1 (en) | 1981-11-03 | 2020-04-07 | Personalized Media Communications LLC | Signal processing apparatus and methods |
USRE47968E1 (en) | 1981-11-03 | 2020-04-28 | Personalized Media Communications LLC | Signal processing apparatus and methods |
US10715835B1 (en) | 1981-11-03 | 2020-07-14 | John Christopher Harvey | Signal processing apparatus and methods |
USRE48484E1 (en) | 1981-11-03 | 2021-03-23 | Personalized Media Communications, Llc | Signal processing apparatus and methods |
USRE48565E1 (en) | 1981-11-03 | 2021-05-18 | Personalized Media Communications LLC | Providing a subscriber specific solution in a computer network |
USRE48633E1 (en) | 1981-11-03 | 2021-07-06 | Personalized Media Communications LLC | Reprogramming of a programmable device of a specific version |
USRE48682E1 (en) | 1981-11-03 | 2021-08-10 | Personalized Media Communications LLC | Providing subscriber specific content in a network |
Also Published As
Publication number | Publication date |
---|---|
FR2417226A1 (fr) | 1979-09-07 |
DE2904981A1 (de) | 1979-08-16 |
GB2016874A (en) | 1979-09-26 |