DE972365T1 - Filter für den aufwärtskanal - Google Patents

Filter für den aufwärtskanal

Info

Publication number
DE972365T1
DE972365T1 DE0972365T DE98909104T DE972365T1 DE 972365 T1 DE972365 T1 DE 972365T1 DE 0972365 T DE0972365 T DE 0972365T DE 98909104 T DE98909104 T DE 98909104T DE 972365 T1 DE972365 T1 DE 972365T1
Authority
DE
Germany
Prior art keywords
upper channel
channel filter
filter
channel
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.)
Pending
Application number
DE0972365T
Other languages
English (en)
Inventor
F Tresness
L Zelenz
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.)
TRESNESS IRREVOCABLE PATENT TR
Original Assignee
TRESNESS IRREVOCABLE PATENT TR
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25225016&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE972365(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by TRESNESS IRREVOCABLE PATENT TR filed Critical TRESNESS IRREVOCABLE PATENT TR
Publication of DE972365T1 publication Critical patent/DE972365T1/de
Pending 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
    • H04N7/17309—Transmission or handling of upstream communications
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/46—Networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
    • H03H7/461—Networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source particularly adapted for use in common antenna systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/76—Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet
    • H04H60/81—Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet characterised by the transmission system itself
    • H04H60/93—Wired transmission systems
    • H04H60/96—CATV systems
DE0972365T 1997-03-14 1998-03-10 Filter für den aufwärtskanal Pending DE972365T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/818,231 US5745838A (en) 1997-03-14 1997-03-14 Return path filter
PCT/US1998/004729 WO1998042091A1 (en) 1997-03-14 1998-03-10 Return path filter

Publications (1)

Publication Number Publication Date
DE972365T1 true DE972365T1 (de) 2002-04-04

Family

ID=25225016

Family Applications (1)

Application Number Title Priority Date Filing Date
DE0972365T Pending DE972365T1 (de) 1997-03-14 1998-03-10 Filter für den aufwärtskanal

Country Status (7)

Country Link
US (1) US5745838A (de)
EP (1) EP0972365A4 (de)
JP (1) JP3449728B2 (de)
KR (1) KR100312925B1 (de)
BR (1) BR9808853A (de)
DE (1) DE972365T1 (de)
WO (1) WO1998042091A1 (de)

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US6031432A (en) * 1997-02-28 2000-02-29 Schreuders; Ronald C. Balancing apparatus for signal transmissions
USH1879H (en) * 1998-03-06 2000-10-03 Scientific-Atlanta, Inc. Signal equalizer circuit for cable tap
US6169569B1 (en) * 1998-05-22 2001-01-02 Temic Telefumken Cable modem tuner
AR020608A1 (es) 1998-07-17 2002-05-22 United Video Properties Inc Un metodo y una disposicion para suministrar a un usuario acceso remoto a una guia de programacion interactiva por un enlace de acceso remoto
US5990929A (en) * 1998-08-14 1999-11-23 Sandaluk; Anthony J. Return amplifier for two way cable transmission and method
US6735217B1 (en) 1998-09-15 2004-05-11 Tut Systems, Inc. Method and apparatus for detecting collisions on a network using multi-cycle waveform pulses
US6873827B1 (en) * 1998-09-28 2005-03-29 Nokia Corporation Method and apparatus for providing feeder cable insertion loss detection in a transmission system without interfering with normal operation
DE19904939A1 (de) * 1999-02-06 2000-08-10 Alcatel Sa Passives Filter
US6842086B1 (en) 1999-08-20 2005-01-11 Eagle Comtronics, Inc. Two-pole notch filter
US6323743B1 (en) 1999-08-24 2001-11-27 Tresness Irrevocable Patent Trust Electronic filter assembly
US6771774B1 (en) 1999-12-02 2004-08-03 Tut Systems, Inc. Filter arrangement for shaping a pulse propagated over pots wiring, and a method of manufacturing the same
US6600900B1 (en) * 2000-05-09 2003-07-29 John Mezzalingua Associates, Inc. System and method providing bi-directional communication services between a service provider and a plurality of subscribers
US6420923B1 (en) 2000-07-12 2002-07-16 Motorola, Inc. Low supply, current-controlled FET Pi attenuator
US6801585B1 (en) 2000-10-16 2004-10-05 Rf Micro Devices, Inc. Multi-phase mixer
US6807406B1 (en) 2000-10-17 2004-10-19 Rf Micro Devices, Inc. Variable gain mixer circuit
US6748204B1 (en) 2000-10-17 2004-06-08 Rf Micro Devices, Inc. Mixer noise reduction technique
JP2002176329A (ja) * 2000-12-07 2002-06-21 Maspro Denkoh Corp ハイパスフィルタ
EP1220494B1 (de) * 2000-12-28 2004-02-11 Alcatel Methode zur Bandbreitenzuteilung für Netzwerkendgeräte in einem Kommunikationsnetzwerk mit einen Medienzugriffssteuerungsgerät zur Ausführung dieser Methode
US6509777B2 (en) 2001-01-23 2003-01-21 Resonext Communications, Inc. Method and apparatus for reducing DC offset
US6606489B2 (en) 2001-02-14 2003-08-12 Rf Micro Devices, Inc. Differential to single-ended converter with large output swing
US6778022B1 (en) 2001-05-17 2004-08-17 Rf Micro Devices, Inc. VCO with high-Q switching capacitor bank
US6941121B2 (en) * 2001-05-18 2005-09-06 Rf Micro Devices, Inc. Method for calibrating a DC offset cancellation level for direct conversion receivers
US20030022631A1 (en) * 2001-07-13 2003-01-30 Rhodes Robert Andrew Multi-mode bidirectional communications device including a diplexer having a switchable notch filter
US20040244053A1 (en) * 2001-08-24 2004-12-02 Harel Golombek Cable tv network frequency range extension with passive bypass device
US7302011B1 (en) 2002-10-16 2007-11-27 Rf Micro Devices, Inc. Quadrature frequency doubling system
US6784760B2 (en) * 2002-11-06 2004-08-31 John Mezzalingua Associates, Inc. Step attenuator using frequency dependent components and method of effecting signal attenuation
US6737935B1 (en) 2002-12-03 2004-05-18 John Mezzalingua Associates, Inc. Diplex circuit forming bandstop filter
US8095098B2 (en) * 2004-06-01 2012-01-10 Time Warner Cable Inc. Apparatus and methods for network interface and spectrum management
DE102005046445B4 (de) * 2005-09-28 2019-10-10 Snaptrack, Inc. Bandpassfilter
US20070288982A1 (en) * 2006-06-13 2007-12-13 Comcast Cable Holdings, Llc Dynamic ingress arrester
US7508284B2 (en) * 2006-08-30 2009-03-24 John Mezzalingua Associates, Inc. Hybrid low pass diplex filter
US8150004B2 (en) * 2006-12-27 2012-04-03 John Mezzalingua Associates, Inc. Low-pass step attenuator
US9363469B2 (en) * 2008-07-17 2016-06-07 Ppc Broadband, Inc. Passive-active terminal adapter and method having automatic return loss control
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
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
US8022785B2 (en) * 2008-12-03 2011-09-20 Arcom Digital, Llc Step attenuator circuit with improved insertion loss
JP2011130083A (ja) * 2009-12-16 2011-06-30 Mitsubishi Electric Corp 可変フィルタ
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
GB201007457D0 (en) * 2010-05-05 2010-06-16 Technetix Group Ltd Cable network device
US8561125B2 (en) 2010-08-30 2013-10-15 Ppc Broadband, Inc. Home network frequency conditioning device and method
US10341038B2 (en) 2010-12-14 2019-07-02 Arris Enterprises Llc Multiplex conversion for a passive optical network
WO2012088350A2 (en) 2010-12-21 2012-06-28 John Mezzalingua Associates, Inc. Method and apparatus for reducing isolation in a home network
US9154851B2 (en) 2011-11-10 2015-10-06 Arris Technology, Inc. Tunable RF return path filter with automatic channel plan detection
WO2018005951A1 (en) 2016-06-30 2018-01-04 Ppc Broadband, Inc. Passive enhanced moca entry device
CN111543050A (zh) 2018-01-19 2020-08-14 Ppc宽带股份有限公司 用于扩展家用分路器网络的系统和方法
US11044440B2 (en) * 2019-11-04 2021-06-22 Times Fiber Communications, Inc. Universal MoCA gateway splitter

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US4397037A (en) * 1981-08-19 1983-08-02 Rca Corporation Diplexer for television tuning systems
GB2246930B (en) * 1987-11-02 1992-06-17 Videotron Ltd Bidirectional cable communication system and apparatus
CA1327238C (en) * 1988-04-21 1994-02-22 Michel Dufresne Catv network with filters
US5126840A (en) * 1988-04-21 1992-06-30 Videotron Ltee Filter circuit receiving upstream signals for use in a CATV network
US4963966A (en) * 1989-12-04 1990-10-16 Scientific Atlanta, Inc. CATV distribution system, especially adapted for off-premises premium channel interdiction
US5191459A (en) * 1989-12-04 1993-03-02 Scientific-Atlanta, Inc. Method and apparatus for transmitting broadband amplitude modulated radio frequency signals over optical links
US5130664A (en) * 1991-03-07 1992-07-14 C-Cor Electronics, Inc. One GHZ CATV repeater station
US5434610A (en) * 1992-07-13 1995-07-18 Scientific-Atlanta, Inc. Methods and apparatus for the reconfiguration of cable television systems
US5481389A (en) * 1992-10-09 1996-01-02 Scientific-Atlanta, Inc. Postdistortion circuit for reducing distortion in an optical communications system
US5425027A (en) * 1993-01-04 1995-06-13 Com21, Inc. Wide area fiber and TV cable fast packet cell network
RU2121765C1 (ru) * 1993-05-28 1998-11-10 Ю-Эс Вест Текнолоджиз Инк. Способ и устройство для предоставления услуг по защищенной от подслушивания телефонной связи в сети из гибридного коаксиального кабеля
US5404161A (en) * 1993-07-27 1995-04-04 Information Resources, Inc. Tuned signal detector for use with a radio frequency receiver

Also Published As

Publication number Publication date
EP0972365A1 (de) 2000-01-19
JP2000509953A (ja) 2000-08-02
EP0972365A4 (de) 2005-06-22
KR100312925B1 (ko) 2001-11-03
US5745838A (en) 1998-04-28
BR9808853A (pt) 2000-07-25
KR20000076166A (ko) 2000-12-26
JP3449728B2 (ja) 2003-09-22
WO1998042091A1 (en) 1998-09-24

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