CA1220849A - Address-programmable catv converter - Google Patents

Address-programmable catv converter

Info

Publication number
CA1220849A
CA1220849A CA000456194A CA456194A CA1220849A CA 1220849 A CA1220849 A CA 1220849A CA 000456194 A CA000456194 A CA 000456194A CA 456194 A CA456194 A CA 456194A CA 1220849 A CA1220849 A CA 1220849A
Authority
CA
Canada
Prior art keywords
converter
code
headend
address
converters
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.)
Expired
Application number
CA000456194A
Other languages
English (en)
French (fr)
Inventor
O'brien Thomas E., Jr.
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Arris Technology Inc
Original Assignee
General Instrument Corp
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 General Instrument Corp filed Critical General Instrument Corp
Application granted granted Critical
Publication of CA1220849A publication Critical patent/CA1220849A/en
Expired legal-status Critical Current

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
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17345—Control of the passage of the selected programme
    • H04N7/17363—Control of the passage of the selected programme at or near the user terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/76—Wired systems
    • H04H20/77—Wired systems using carrier waves
    • H04H20/78—CATV [Community Antenna Television] systems
    • 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
    • H04H2201/00—Aspects of broadcast communication
    • H04H2201/70—Aspects of broadcast communication characterised in that receivers can be addressed

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Small-Scale Networks (AREA)
  • Communication Control (AREA)
  • Television Systems (AREA)
  • Details Of Television Systems (AREA)
CA000456194A 1983-06-10 1984-06-08 Address-programmable catv converter Expired CA1220849A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US50293483A 1983-06-10 1983-06-10
US502,934 1983-06-10

Publications (1)

Publication Number Publication Date
CA1220849A true CA1220849A (en) 1987-04-21

Family

ID=24000035

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000456194A Expired CA1220849A (en) 1983-06-10 1984-06-08 Address-programmable catv converter

Country Status (9)

Country Link
EP (1) EP0128769B1 (enExample)
JP (1) JPS607245A (enExample)
AT (1) ATE63799T1 (enExample)
AU (1) AU564502B2 (enExample)
CA (1) CA1220849A (enExample)
DE (1) DE3484607D1 (enExample)
IE (1) IE57015B1 (enExample)
MX (1) MX155858A (enExample)
NZ (1) NZ208426A (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60248042A (ja) * 1984-05-24 1985-12-07 Sony Corp デイジタル伝送システム
US4885775A (en) * 1984-09-21 1989-12-05 Scientific-Atlanta, Inc. Information display scheme for subscribers of a subscription television system
DE3501178A1 (de) * 1985-01-16 1986-07-17 Blaupunkt-Werke Gmbh, 3200 Hildesheim Verfahren und schaltungsanordnung zur verhinderung des unberechtigten empfangs verschluesselter fernsehsignale
US5136411A (en) * 1987-12-11 1992-08-04 General Instrument Corporation Dynamically responsive CATV system with shared fiber optic link
JPH0771011B2 (ja) * 1989-04-20 1995-07-31 日本電気株式会社 無線通信装置
US5014125A (en) * 1989-05-05 1991-05-07 Cableshare, Inc. Television system for the interactive distribution of selectable video presentations
US5136200A (en) * 1989-07-27 1992-08-04 Olympus Optical Co., Ltd. Ultransonic motor
DK0573406T3 (da) * 1989-08-23 1997-12-29 Delta Beta Pty Ltd Programtransmissionsoptimering
US7594250B2 (en) 1992-04-02 2009-09-22 Debey Henry C Method and system of program transmission optimization using a redundant transmission sequence
US5373288A (en) * 1992-10-23 1994-12-13 At&T Corp. Initializing terminals in a signal distribution system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4322854A (en) * 1979-05-18 1982-03-30 Allan B. Bundens Data communications terminal
JPS57500537A (enExample) * 1980-03-31 1982-03-25
CA1177558A (en) * 1982-04-15 1984-11-06 Groupe Videotron Ltee. (Le) Cable network data transmission system

Also Published As

Publication number Publication date
DE3484607D1 (de) 1991-06-27
EP0128769A3 (en) 1986-08-27
EP0128769A2 (en) 1984-12-19
IE841445L (en) 1984-12-10
AU564502B2 (en) 1987-08-13
ATE63799T1 (de) 1991-06-15
AU2931384A (en) 1984-12-13
JPH0530357B2 (enExample) 1993-05-07
IE57015B1 (en) 1992-03-11
JPS607245A (ja) 1985-01-16
EP0128769B1 (en) 1991-05-22
NZ208426A (en) 1987-09-30
MX155858A (es) 1988-05-11

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Legal Events

Date Code Title Description
MKEX Expiry
MKEX Expiry

Effective date: 20040608