AU2001252082A1 - Two way cable system with noise-free return path - Google Patents

Two way cable system with noise-free return path

Info

Publication number
AU2001252082A1
AU2001252082A1 AU2001252082A AU5208201A AU2001252082A1 AU 2001252082 A1 AU2001252082 A1 AU 2001252082A1 AU 2001252082 A AU2001252082 A AU 2001252082A AU 5208201 A AU5208201 A AU 5208201A AU 2001252082 A1 AU2001252082 A1 AU 2001252082A1
Authority
AU
Australia
Prior art keywords
frequency band
signals
feeder line
cable system
high frequency
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.)
Abandoned
Application number
AU2001252082A
Other languages
English (en)
Inventor
Abdul-Karim Lakhani
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.)
Advanced Interactive Inc USA
Original Assignee
ADVANCED INTERACTIVE Inc
Advanced Interactive Inc Canada
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 ADVANCED INTERACTIVE Inc, Advanced Interactive Inc Canada filed Critical ADVANCED INTERACTIVE Inc
Publication of AU2001252082A1 publication Critical patent/AU2001252082A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/22—Adaptations for optical transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable
    • H04N7/102—Circuits therefor, e.g. noise reducers, equalisers, amplifiers
    • 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)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
AU2001252082A 2000-04-25 2001-04-25 Two way cable system with noise-free return path Abandoned AU2001252082A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US55762900A 2000-04-25 2000-04-25
US09557629 2000-04-25
PCT/CA2001/000556 WO2001082618A2 (fr) 2000-04-25 2001-04-25 Systeme de cable a deux voies a retour sans bruit

Publications (1)

Publication Number Publication Date
AU2001252082A1 true AU2001252082A1 (en) 2001-11-07

Family

ID=24226238

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001252082A Abandoned AU2001252082A1 (en) 2000-04-25 2001-04-25 Two way cable system with noise-free return path

Country Status (6)

Country Link
EP (1) EP1287693A2 (fr)
CN (1) CN1439226A (fr)
AU (1) AU2001252082A1 (fr)
CA (1) CA2407321A1 (fr)
NZ (1) NZ522452A (fr)
WO (1) WO2001082618A2 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5881362A (en) * 1994-11-30 1999-03-09 General Instrument Corporation Of Delaware Method of ingress noise reduction in calbe return paths
DE19581909T1 (de) * 1995-01-30 1998-01-08 Motorola Inc Verfahren und System für das Reinigen eines Frequenzbandes
DE19531118A1 (de) * 1995-08-24 1997-02-27 Sel Alcatel Ag Elektrisches Übertragungssystem, mit einem Breitbandverteilnetz für TV- und Audio-Signale, und mit einer Möglichkeit für interaktive Dienste
EP0762766A3 (fr) * 1995-09-12 1997-11-05 AT&T Corp. Appareil et procédé pour réseaux pour effectuer des communications bidirectionnelles à large bande

Also Published As

Publication number Publication date
CN1439226A (zh) 2003-08-27
WO2001082618A3 (fr) 2002-04-11
EP1287693A2 (fr) 2003-03-05
CA2407321A1 (fr) 2001-11-01
WO2001082618A2 (fr) 2001-11-01
NZ522452A (en) 2004-07-30
WO2001082618A9 (fr) 2001-12-06

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