DE69130642D1 - Kabelfernseh-hochfrequenz-teilnehmerdatenübertragungsgerät und radiofrequenz-rückübertragungsverfahren - Google Patents

Kabelfernseh-hochfrequenz-teilnehmerdatenübertragungsgerät und radiofrequenz-rückübertragungsverfahren

Info

Publication number
DE69130642D1
DE69130642D1 DE69130642T DE69130642T DE69130642D1 DE 69130642 D1 DE69130642 D1 DE 69130642D1 DE 69130642 T DE69130642 T DE 69130642T DE 69130642 T DE69130642 T DE 69130642T DE 69130642 D1 DE69130642 D1 DE 69130642D1
Authority
DE
Germany
Prior art keywords
data transfer
transfer device
cable television
subscriber data
return process
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 - Fee Related
Application number
DE69130642T
Other languages
English (en)
Other versions
DE69130642T2 (de
Inventor
Robert Beyers
Charles Bramhall
Gregory Durden
Robert Edwards
Ray Haman
Douglas Hoder
Donald Huntley
John Kennedy
Emory Mcginty
Jay Mcmullan
David Naddor
Randolph Schaubs
Jesse Still
Lamar West
Anthony Wasilewski
Donovan White
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.)
Scientific Atlanta LLC
Original Assignee
Scientific Atlanta LLC
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 Scientific Atlanta LLC filed Critical Scientific Atlanta LLC
Application granted granted Critical
Publication of DE69130642D1 publication Critical patent/DE69130642D1/de
Publication of DE69130642T2 publication Critical patent/DE69130642T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H04L27/2035—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using a single or unspecified number of carriers
    • 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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
    • H04N21/25866—Management of end-user data
    • H04N21/25891—Management of end-user data being end-user preferences
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Graphics (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
DE69130642T 1990-03-20 1991-03-20 Kabelfernseh-hochfrequenz-teilnehmerdatenübertragungsgerät und radiofrequenz-rückübertragungsverfahren Expired - Fee Related DE69130642T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/498,083 US5235619A (en) 1990-03-20 1990-03-20 Cable television radio frequency subscriber data transmission apparatus and rf return method
PCT/US1991/001842 WO1991015065A1 (en) 1990-03-20 1991-03-20 Cable television radio frequency subscriber data transmission apparatus and rf return method

Publications (2)

Publication Number Publication Date
DE69130642D1 true DE69130642D1 (de) 1999-01-28
DE69130642T2 DE69130642T2 (de) 1999-09-02

Family

ID=23979538

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69130642T Expired - Fee Related DE69130642T2 (de) 1990-03-20 1991-03-20 Kabelfernseh-hochfrequenz-teilnehmerdatenübertragungsgerät und radiofrequenz-rückübertragungsverfahren

Country Status (11)

Country Link
US (1) US5235619A (de)
EP (1) EP0531302B1 (de)
JP (1) JPH05505914A (de)
CN (1) CN1058876A (de)
AT (1) ATE174738T1 (de)
AU (1) AU651967B2 (de)
BR (1) BR9106268A (de)
CA (1) CA2078563A1 (de)
DE (1) DE69130642T2 (de)
ES (1) ES2127195T3 (de)
WO (1) WO1991015065A1 (de)

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Also Published As

Publication number Publication date
EP0531302A1 (de) 1993-03-17
AU651967B2 (en) 1994-08-11
DE69130642T2 (de) 1999-09-02
JPH05505914A (ja) 1993-08-26
CN1058876A (zh) 1992-02-19
WO1991015065A1 (en) 1991-10-03
EP0531302B1 (de) 1998-12-16
US5235619A (en) 1993-08-10
EP0531302A4 (en) 1993-05-05
ES2127195T3 (es) 1999-04-16
ATE174738T1 (de) 1999-01-15
CA2078563A1 (en) 1991-09-21
AU7562291A (en) 1991-10-21
BR9106268A (pt) 1993-04-13

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