ATE122834T1 - Signalsubstitution durch signalanpassung. - Google Patents

Signalsubstitution durch signalanpassung.

Info

Publication number
ATE122834T1
ATE122834T1 AT87903951T AT87903951T ATE122834T1 AT E122834 T1 ATE122834 T1 AT E122834T1 AT 87903951 T AT87903951 T AT 87903951T AT 87903951 T AT87903951 T AT 87903951T AT E122834 T1 ATE122834 T1 AT E122834T1
Authority
AT
Austria
Prior art keywords
signal
set point
level
normal
channel
Prior art date
Application number
AT87903951T
Other languages
English (en)
Inventor
Wortley Andrew Wright Jr
Original Assignee
Information Resources Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Information Resources Inc filed Critical Information Resources Inc
Application granted granted Critical
Publication of ATE122834T1 publication Critical patent/ATE122834T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/10—Arrangements for replacing or switching information during the broadcast or the distribution
    • H04H20/106—Receiver-side switching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/81—Monomedia components thereof
    • H04N21/812—Monomedia components thereof involving advertisement data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Business, Economics & Management (AREA)
  • Marketing (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Details Of Television Scanning (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Television Receiver Circuits (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Circuits Of Receivers In General (AREA)
AT87903951T 1986-06-03 1987-05-29 Signalsubstitution durch signalanpassung. ATE122834T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87009386A 1986-06-03 1986-06-03

Publications (1)

Publication Number Publication Date
ATE122834T1 true ATE122834T1 (de) 1995-06-15

Family

ID=25354782

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87903951T ATE122834T1 (de) 1986-06-03 1987-05-29 Signalsubstitution durch signalanpassung.

Country Status (6)

Country Link
EP (1) EP0270630B1 (de)
JP (1) JP2535043B2 (de)
AT (1) ATE122834T1 (de)
CA (1) CA1246209A (de)
DE (1) DE3751305T2 (de)
WO (1) WO1987007807A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5155591A (en) * 1989-10-23 1992-10-13 General Instrument Corporation Method and apparatus for providing demographically targeted television commercials

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3639686A (en) * 1969-04-25 1972-02-01 Homarket Inc Television receiver cut-in device
GB2004428B (en) * 1977-09-16 1982-03-31 Plessey Co Ltd Receiver circuit arrangement
JPS5496521U (de) * 1977-12-20 1979-07-07
US4404589A (en) * 1980-10-21 1983-09-13 Iri, Inc. Cable television with multi-event signal substitution
GB2166612B (en) * 1982-02-22 1986-12-03 Rca Corp Television receiver with digital agc
US4578698A (en) * 1982-06-18 1986-03-25 Matsushita Electric Industrial Co., Ltd. Multiple display control apparatus for a television receiver
US4616261A (en) * 1983-05-04 1986-10-07 Stimutech, Inc. Method and apparatus for generating subliminal visual messages
US4630108A (en) * 1984-03-26 1986-12-16 A. C. Nielsen Company Preprogrammed over-the-air marketing research system
JPS6173416A (ja) * 1984-09-19 1986-04-15 Nec Corp 自動周波数制御・自動利得制御回路

Also Published As

Publication number Publication date
EP0270630B1 (de) 1995-05-17
WO1987007807A1 (en) 1987-12-17
EP0270630A4 (en) 1991-01-09
EP0270630A1 (de) 1988-06-15
DE3751305T2 (de) 1995-09-14
CA1246209A (en) 1988-12-06
JP2535043B2 (ja) 1996-09-18
JPH01500395A (ja) 1989-02-09
DE3751305D1 (de) 1995-06-22

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee