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AU9131291A - Compensation control for off-premises catv system - Google Patents

Compensation control for off-premises catv system

Info

Publication number
AU9131291A
AU9131291A AU91312/91A AU9131291A AU9131291A AU 9131291 A AU9131291 A AU 9131291A AU 91312/91 A AU91312/91 A AU 91312/91A AU 9131291 A AU9131291 A AU 9131291A AU 9131291 A AU9131291 A AU 9131291A
Authority
AU
Australia
Prior art keywords
compensation control
catv system
premises catv
premises
compensation
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
AU91312/91A
Inventor
Lamar E. West 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.)
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
Priority claimed from US07/619,370 external-priority patent/US5345504A/en
Priority claimed from US07/619,261 external-priority patent/US5231660A/en
Priority claimed from US07/619,630 external-priority patent/US5144267A/en
Application filed by Scientific Atlanta LLC filed Critical Scientific Atlanta LLC
Publication of AU9131291A publication Critical patent/AU9131291A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/80—Jamming or countermeasure characterized by its function
    • H04K3/82—Jamming or countermeasure characterized by its function related to preventing surveillance, interception or detection
    • H04K3/825—Jamming or countermeasure characterized by its function related to preventing surveillance, interception or detection by jamming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/40—Jamming having variable characteristics
    • H04K3/42—Jamming having variable characteristics characterized by the control of the jamming frequency or wavelength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/40—Jamming having variable characteristics
    • H04K3/43—Jamming having variable characteristics characterized by the control of the jamming power, signal-to-noise ratio or geographic coverage area
    • 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
    • H04N7/166—Passage/non-passage of the television signal, e.g. jamming, band suppression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K2203/00—Jamming of communication; Countermeasures
    • H04K2203/10—Jamming or countermeasure used for a particular application
    • H04K2203/14—Jamming or countermeasure used for a particular application for the transfer of light or images, e.g. for video-surveillance, for television or from a computer screen

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
AU91312/91A 1990-11-28 1991-11-26 Compensation control for off-premises catv system Abandoned AU9131291A (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US619261 1984-06-11
US07/619,370 US5345504A (en) 1988-03-10 1990-11-28 Differential compensation control for off-premises CATV system
US619630 1990-11-28
US619370 1990-11-28
US07/619,261 US5231660A (en) 1988-03-10 1990-11-28 Compensation control for off-premises CATV system
US07/619,630 US5144267A (en) 1989-12-06 1990-11-28 Variable slope network for off-premises CATV system

Publications (1)

Publication Number Publication Date
AU9131291A true AU9131291A (en) 1992-06-25

Family

ID=27417238

Family Applications (1)

Application Number Title Priority Date Filing Date
AU91312/91A Abandoned AU9131291A (en) 1990-11-28 1991-11-26 Compensation control for off-premises catv system

Country Status (4)

Country Link
EP (1) EP0559805A4 (en)
AU (1) AU9131291A (en)
CA (1) CA2096749A1 (en)
WO (1) WO1992010062A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5084698A (en) * 1996-10-11 1998-05-11 Whitaker Corporation, The Level control for a broadband distribution system
SE0004479D0 (en) * 2000-12-05 2000-12-05 Ericsson Telefon Ab L M Method and arrangement relating to electronic compensation
US7433361B1 (en) 2003-05-20 2008-10-07 Mark Jeffrey Smith Wireless method for communication
US10063215B2 (en) 2016-04-18 2018-08-28 Macom Technology Solutions Holdings, Inc. Voltage controlled equalizer network

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56131214A (en) * 1980-03-17 1981-10-14 Matsushita Electric Ind Co Ltd Catv device
JPS60245385A (en) * 1984-05-18 1985-12-05 Pioneer Electronic Corp Centralized audio-visual controlling system in catv system
JPS61139176A (en) * 1984-12-10 1986-06-26 Pioneer Electronic Corp Audio visual control device of catv
US4825468A (en) * 1986-10-24 1989-04-25 Broadband Engineering, Inc. Video noise jammer
US4841569A (en) * 1987-12-30 1989-06-20 General Instrument Corporation Secure video distribution system

Also Published As

Publication number Publication date
EP0559805A1 (en) 1993-09-15
WO1992010062A1 (en) 1992-06-11
EP0559805A4 (en) 1993-11-03
CA2096749A1 (en) 1992-05-29

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