SE520336C2 - Lokalt kabel-TV-nät - Google Patents

Lokalt kabel-TV-nät

Info

Publication number
SE520336C2
SE520336C2 SE9904589A SE9904589A SE520336C2 SE 520336 C2 SE520336 C2 SE 520336C2 SE 9904589 A SE9904589 A SE 9904589A SE 9904589 A SE9904589 A SE 9904589A SE 520336 C2 SE520336 C2 SE 520336C2
Authority
SE
Sweden
Prior art keywords
signals
control unit
input
output
detectors
Prior art date
Application number
SE9904589A
Other languages
English (en)
Swedish (sv)
Other versions
SE9904589L (sv
SE9904589D0 (sv
Inventor
Kjell Arne Ljungdahl
Bo Peter Cullblom
Lars Aake Peter Carlsson
Original Assignee
Protan Invest Ltd
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 Protan Invest Ltd filed Critical Protan Invest Ltd
Priority to SE9904589A priority Critical patent/SE520336C2/sv
Publication of SE9904589D0 publication Critical patent/SE9904589D0/xx
Priority to EP00987902A priority patent/EP1238538A1/de
Priority to PCT/SE2000/002529 priority patent/WO2001045412A1/en
Priority to PL355472A priority patent/PL204803B1/pl
Priority to US10/149,382 priority patent/US20030084458A1/en
Priority to BR0016326-0A priority patent/BR0016326A/pt
Priority to RU2002118317/09A priority patent/RU2259641C2/ru
Priority to CA2394918A priority patent/CA2394918C/en
Priority to JP2001546171A priority patent/JP2003517794A/ja
Priority to KR10-2002-7007504A priority patent/KR100452389B1/ko
Priority to CNB008171041A priority patent/CN1224260C/zh
Priority to HU0203845A priority patent/HU225568B1/hu
Priority to CZ20021938A priority patent/CZ20021938A3/cs
Priority to AU24170/01A priority patent/AU776113B2/en
Priority to MXPA02005306A priority patent/MXPA02005306A/es
Publication of SE9904589L publication Critical patent/SE9904589L/xx
Priority to NO20022818A priority patent/NO20022818L/no
Publication of SE520336C2 publication Critical patent/SE520336C2/sv
Priority to HK03106773.7A priority patent/HK1054643B/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Small-Scale Networks (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Noise Elimination (AREA)
  • Selective Calling Equipment (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
SE9904589A 1999-12-14 1999-12-14 Lokalt kabel-TV-nät SE520336C2 (sv)

Priority Applications (17)

Application Number Priority Date Filing Date Title
SE9904589A SE520336C2 (sv) 1999-12-14 1999-12-14 Lokalt kabel-TV-nät
MXPA02005306A MXPA02005306A (es) 1999-12-14 2000-12-14 Red local que forma parte de un sistema de television por cable.
JP2001546171A JP2003517794A (ja) 1999-12-14 2000-12-14 ケーブル・テレビ・システムの一部を形成するローカル・ネットワーク
CNB008171041A CN1224260C (zh) 1999-12-14 2000-12-14 形成有线电视系统一部分的本地网络
PL355472A PL204803B1 (pl) 1999-12-14 2000-12-14 Sieć lokalna, stanowiąca część układu telewizji kablowej
US10/149,382 US20030084458A1 (en) 1999-12-14 2000-12-14 Local network forming part of a cable tv system
BR0016326-0A BR0016326A (pt) 1999-12-14 2000-12-14 Rede local que faz parte de sistema de tv a cabo
RU2002118317/09A RU2259641C2 (ru) 1999-12-14 2000-12-14 Местная сеть, являющаяся частью системы кабельного телевидения
CA2394918A CA2394918C (en) 1999-12-14 2000-12-14 Local network forming part of a cable tv system
EP00987902A EP1238538A1 (de) 1999-12-14 2000-12-14 Lokales netzwerk als teil eines kabelfernsehsystems
KR10-2002-7007504A KR100452389B1 (ko) 1999-12-14 2000-12-14 케이블 ｔｖ 시스템의 일부를 형성하는 로컬 네트워크
PCT/SE2000/002529 WO2001045412A1 (en) 1999-12-14 2000-12-14 Local network forming part of a cable tv system
HU0203845A HU225568B1 (en) 1999-12-14 2000-12-14 Local network forming part of a cable tv system
CZ20021938A CZ20021938A3 (cs) 1999-12-14 2000-12-14 Místní síť jako součást systému kabelové televize
AU24170/01A AU776113B2 (en) 1999-12-14 2000-12-14 Local network forming part of a cable TV system
NO20022818A NO20022818L (no) 1999-12-14 2002-06-13 Lokalnettverk som utgjör en del av et kabel-TV-anlegg
HK03106773.7A HK1054643B (zh) 1999-12-14 2003-09-22 形成有線電視系統一部分的本地網絡

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9904589A SE520336C2 (sv) 1999-12-14 1999-12-14 Lokalt kabel-TV-nät

Publications (3)

Publication Number Publication Date
SE9904589D0 SE9904589D0 (sv) 1999-12-14
SE9904589L SE9904589L (sv) 2001-08-14
SE520336C2 true SE520336C2 (sv) 2003-06-24

Family

ID=20418133

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9904589A SE520336C2 (sv) 1999-12-14 1999-12-14 Lokalt kabel-TV-nät

Country Status (17)

Country Link
US (1) US20030084458A1 (de)
EP (1) EP1238538A1 (de)
JP (1) JP2003517794A (de)
KR (1) KR100452389B1 (de)
CN (1) CN1224260C (de)
AU (1) AU776113B2 (de)
BR (1) BR0016326A (de)
CA (1) CA2394918C (de)
CZ (1) CZ20021938A3 (de)
HK (1) HK1054643B (de)
HU (1) HU225568B1 (de)
MX (1) MXPA02005306A (de)
NO (1) NO20022818L (de)
PL (1) PL204803B1 (de)
RU (1) RU2259641C2 (de)
SE (1) SE520336C2 (de)
WO (1) WO2001045412A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003009596A1 (en) * 2001-07-13 2003-01-30 Protan Investments Limited Arrangement for the reduction of noise transmitted from a local cable tv network

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6714598B2 (en) 2002-04-29 2004-03-30 Scientific-Atlanta, Inc. Burst-mode combining of reverse path radio frequency signals
US7038185B1 (en) * 2004-12-01 2006-05-02 Mitsubishi Electric Research Laboratories, Inc. Camera for directly generating a gradient image
US9363469B2 (en) 2008-07-17 2016-06-07 Ppc Broadband, Inc. Passive-active terminal adapter and method having automatic return loss control
US8286209B2 (en) * 2008-10-21 2012-10-09 John Mezzalingua Associates, Inc. Multi-port entry adapter, hub and method for interfacing a CATV network and a MoCA network
US8429695B2 (en) 2008-10-21 2013-04-23 Ppc Broadband, Inc. CATV entry adapter and method utilizing directional couplers for MoCA signal communication
US9647851B2 (en) 2008-10-13 2017-05-09 Ppc Broadband, Inc. Ingress noise inhibiting network interface device and method for cable television networks
US8356322B2 (en) * 2009-09-21 2013-01-15 John Mezzalingua Associates, Inc. Passive multi-port entry adapter and method for preserving downstream CATV signal strength within in-home network
US9351051B2 (en) 2008-10-13 2016-05-24 Ppc Broadband, Inc. CATV entry adapter and method for distributing CATV and in-home entertainment signals
US10154302B2 (en) 2008-10-13 2018-12-11 Ppc Broadband, Inc. CATV entry adapter and method for distributing CATV and in-home entertainment signals
US11910052B2 (en) 2008-10-21 2024-02-20 Ppc Broadband, Inc. Entry device for communicating external network signals and in-home network signals
US8510782B2 (en) 2008-10-21 2013-08-13 Ppc Broadband, Inc. CATV entry adapter and method for preventing interference with eMTA equipment from MoCA Signals
US8181211B2 (en) * 2009-03-30 2012-05-15 John Mezzalingua Associates, Inc. Total bandwidth conditioning device
US8350641B2 (en) * 2010-01-26 2013-01-08 John Mezzalingua Associates, Inc. Band selective isolation bridge for splitter
US8487717B2 (en) * 2010-02-01 2013-07-16 Ppc Broadband, Inc. Multipath mitigation circuit for home network
US8479247B2 (en) * 2010-04-14 2013-07-02 Ppc Broadband, Inc. Upstream bandwidth conditioning device
US8561125B2 (en) 2010-08-30 2013-10-15 Ppc Broadband, Inc. Home network frequency conditioning device and method
WO2012088350A2 (en) 2010-12-21 2012-06-28 John Mezzalingua Associates, Inc. Method and apparatus for reducing isolation in a home network
US9264012B2 (en) 2012-06-25 2016-02-16 Ppc Broadband, Inc. Radio frequency signal splitter
CA3028756A1 (en) 2016-06-30 2018-01-04 Ppc Broadband, Inc. Passive enhanced moca entry device
WO2019143613A2 (en) 2018-01-19 2019-07-25 Ppc Broadband, Inc. Systems and methods for extending an in-home splitter network
KR102069777B1 (ko) 2018-07-20 2020-01-23 신영임 덧버선의 환형 밴드부 및 그 덧버선 및 그 제조방법
KR20210002503U (ko) 2020-05-06 2021-11-16 김용회 보강 덧버선 및 덧버선 편직기
KR20210002502U (ko) 2020-05-06 2021-11-16 김종완 덧버선 편직기 및 이를 이용하여 편직된 발끝 보강 덧버선
KR20210002630U (ko) 2020-05-20 2021-11-29 김재동 발바닥 보강 덧버선

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126449A (en) * 1964-03-24 Shirman
US4185168A (en) * 1976-05-04 1980-01-22 Causey G Donald Method and means for adaptively filtering near-stationary noise from an information bearing signal
US4143325A (en) * 1976-08-20 1979-03-06 Kahn Leonard R Constant amplitude interference squelch system
US4378605A (en) * 1981-06-29 1983-03-29 Motorola Inc. Apparatus for detection of uniformly distributed noise interference and method therefor
US4810898A (en) * 1987-07-17 1989-03-07 Am Communications, Inc. RF network isolation switch
US5126840A (en) * 1988-04-21 1992-06-30 Videotron Ltee Filter circuit receiving upstream signals for use in a CATV network
US4928272A (en) * 1988-05-23 1990-05-22 Matsushita Electric Industrial Co., Ltd. Two-way CATV system using frequency division multiplexing
US5090024A (en) * 1989-08-23 1992-02-18 Intellon Corporation Spread spectrum communications system for networks
CA2079284A1 (en) * 1991-12-23 1993-06-24 Lowell G. Atkinson Feeder switch for a bidirectional cable television system
US6915530B1 (en) * 1994-11-30 2005-07-05 General Instrument Corporation Ingress detection and characterization by time/frequency map
US5881362A (en) * 1994-11-30 1999-03-09 General Instrument Corporation Of Delaware Method of ingress noise reduction in calbe return paths
JPH1093605A (ja) * 1996-05-13 1998-04-10 Toshiba Corp ケーブル・ネットワークシステムとその伝送路開閉装置、加入者装置、アダプタ装置および流合雑音監視分析装置
US5937330A (en) 1997-02-18 1999-08-10 General Instrument Corporation Settop terminal controlled return path filter for minimizing noise ingress on bidirectional cable systems
JPH11252528A (ja) * 1998-03-06 1999-09-17 Fujitsu Ltd Ｃａｔｖシステムにおける雑音検出制御装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003009596A1 (en) * 2001-07-13 2003-01-30 Protan Investments Limited Arrangement for the reduction of noise transmitted from a local cable tv network

Also Published As

Publication number Publication date
JP2003517794A (ja) 2003-05-27
KR20020062330A (ko) 2002-07-25
AU2417001A (en) 2001-06-25
NO20022818D0 (no) 2002-06-13
HU225568B1 (en) 2007-03-28
HUP0203845A2 (en) 2003-04-28
CN1409927A (zh) 2003-04-09
US20030084458A1 (en) 2003-05-01
EP1238538A1 (de) 2002-09-11
AU776113B2 (en) 2004-08-26
CA2394918C (en) 2010-07-06
NO20022818L (no) 2002-08-13
SE9904589L (sv) 2001-08-14
CA2394918A1 (en) 2001-06-21
HK1054643B (zh) 2006-01-27
KR100452389B1 (ko) 2004-10-08
RU2259641C2 (ru) 2005-08-27
BR0016326A (pt) 2002-08-27
CN1224260C (zh) 2005-10-19
PL355472A1 (en) 2004-05-04
HK1054643A1 (en) 2003-12-05
MXPA02005306A (es) 2003-10-14
SE9904589D0 (sv) 1999-12-14
WO2001045412A1 (en) 2001-06-21
CZ20021938A3 (cs) 2002-09-11
PL204803B1 (pl) 2010-02-26

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Legal Events

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NUG Patent has lapsed