SG87170A1 - Impedance blocking filter circuit - Google Patents

Impedance blocking filter circuit

Info

Publication number
SG87170A1
SG87170A1 SG200005263A SG200005263A SG87170A1 SG 87170 A1 SG87170 A1 SG 87170A1 SG 200005263 A SG200005263 A SG 200005263A SG 200005263 A SG200005263 A SG 200005263A SG 87170 A1 SG87170 A1 SG 87170A1
Authority
SG
Singapore
Prior art keywords
filter circuit
common point
inductors
end connected
customer
Prior art date
Application number
SG200005263A
Other languages
English (en)
Inventor
J Kiko Frederick
Original Assignee
Excelsus Technologies Inc
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 Excelsus Technologies Inc filed Critical Excelsus Technologies Inc
Publication of SG87170A1 publication Critical patent/SG87170A1/en

Links

Classifications

    • 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
    • H03H7/42—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns
    • H03H7/425—Balance-balance networks
    • H03H7/427—Common-mode filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
    • H03H1/0007—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network of radio frequency interference filters
    • 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
    • H03H7/01—Frequency selective two-port networks
    • H03H7/0115—Frequency selective two-port networks comprising only inductors and capacitors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H04M11/062—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using different frequency bands for speech and other data
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
    • H03H2001/0021—Constructional details
    • H03H2001/005—Wound, ring or feed-through type inductor
    • 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
    • H03H7/01—Frequency selective two-port networks
    • H03H7/0107—Non-linear filters
    • 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
    • H03H7/01—Frequency selective two-port networks
    • H03H7/06—Frequency selective two-port networks including resistors
    • 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
    • H03H7/01—Frequency selective two-port networks
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
    • H03H7/1783—Combined LC in series path

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Filters And Equalizers (AREA)
  • Telephonic Communication Services (AREA)
  • Networks Using Active Elements (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Telephone Function (AREA)
SG200005263A 1999-10-22 2000-09-18 Impedance blocking filter circuit SG87170A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/425,778 US6212259B1 (en) 1998-11-19 1999-10-22 Impedance blocking filter circuit

Publications (1)

Publication Number Publication Date
SG87170A1 true SG87170A1 (en) 2002-03-19

Family

ID=23687997

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200005263A SG87170A1 (en) 1999-10-22 2000-09-18 Impedance blocking filter circuit

Country Status (11)

Country Link
US (3) US6212259B1 (ja)
EP (1) EP1128651B1 (ja)
JP (1) JP2001230860A (ja)
KR (1) KR20010040010A (ja)
CN (1) CN1183664C (ja)
AT (1) ATE321420T1 (ja)
AU (1) AU764457B2 (ja)
CA (1) CA2318588A1 (ja)
DE (1) DE60026797D1 (ja)
HK (1) HK1039847A1 (ja)
SG (1) SG87170A1 (ja)

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GB2362063A (en) * 2000-04-25 2001-11-07 Mitel Corp Connecting broadband voice and data signals to telephone systems
US20010040962A1 (en) * 2000-05-08 2001-11-15 Harris Corporation Telephone test set-installed low pass filter circuit for preventing corruption of digital communication signals
US7110931B2 (en) * 2001-03-12 2006-09-19 Pulse Engineering, Inc. Advanced electronic signal conditioning assembly and method
TW516276B (en) * 2001-07-09 2003-01-01 Primax Electronics Ltd Full-duplex low-pass filter adapted for communication network
US6757380B2 (en) 2001-07-13 2004-06-29 Csi/Suttle Apparatus Corporation Impedance blocking filter circuit for digital subscriber line communication systems
US7003102B2 (en) * 2001-10-10 2006-02-21 Pulse Engineering, Inc. Telecommunications gateway and method
US7057486B2 (en) * 2001-11-14 2006-06-06 Pulse Engineering, Inc. Controlled induction device and method of manufacturing
EP1444821B1 (en) 2001-11-14 2006-09-20 Pulse Engineering, Inc. High performance micro-filter and splitter apparatus
KR100621540B1 (ko) * 2001-12-28 2006-09-13 주식회사 플레넷 전력선 통신에 이용되는 블로킹 필터 및 그를 이용한필터링 시스템
US7076030B2 (en) * 2002-03-14 2006-07-11 Westell Technologies, Inc. Method and system for testing XDSL wiring
US7406117B2 (en) 2002-03-21 2008-07-29 Westell Technologies, Inc. XDSL multi-hybrid modem with power spectral density shaping
US7301894B1 (en) 2002-03-25 2007-11-27 Westell Technologies, Inc. Method for providing fault tolerance in an XDSL system
US20040057224A1 (en) * 2002-07-25 2004-03-25 Kiko Frederick J. High density electronics assembly and method
EP1540675A4 (en) * 2002-09-17 2009-11-11 Pulse Eng Inc DEVICE AND METHOD FOR CONTROLLED INDUCTIVITY
US7109837B2 (en) * 2003-03-18 2006-09-19 Pulse Engineering, Inc. Controlled inductance device and method
US7009482B2 (en) 2002-09-17 2006-03-07 Pulse Engineering, Inc. Controlled inductance device and method
US20050088267A1 (en) * 2002-09-17 2005-04-28 Charles Watts Controlled inductance device and method
US8095098B2 (en) * 2004-06-01 2012-01-10 Time Warner Cable Inc. Apparatus and methods for network interface and spectrum management
US8763063B2 (en) * 2004-06-01 2014-06-24 Time Warner Cable Enterprises Llc Controlled isolation splitter apparatus and methods
DE102005010342A1 (de) * 2005-03-07 2006-09-14 Epcos Ag Induktives Bauelement
AU2007207334A1 (en) * 2006-01-18 2007-07-26 Advanced Circuits And Systems Pty Ltd A filter and a switching circuit
AU2006100490B4 (en) * 2006-01-18 2006-12-21 Advanced Circuits And Systems Pty Ltd A filter
US8023997B2 (en) * 2006-08-31 2011-09-20 Corning Cable Systems Llc Network interface wireless router
CN101399675B (zh) * 2007-09-25 2012-05-30 海尔集团公司 一种无线控制装置及网络家电系统
JP5185041B2 (ja) * 2008-09-25 2013-04-17 株式会社東芝 安定化回路および安定化回路を備える半導体装置
WO2011096789A1 (en) * 2010-02-03 2011-08-11 Maxlink Technology Limited An electrical properties enhancing device
US10110307B2 (en) 2012-03-02 2018-10-23 Corning Optical Communications LLC Optical network units (ONUs) for high bandwidth connectivity, and related components and methods
KR101252419B1 (ko) * 2012-09-07 2013-04-08 한신공영 주식회사 Ｈｅｍｐ 방어용 필터의 안전 운전을 위한 독립 감시 시스템
AU2016207976B2 (en) * 2015-01-15 2019-11-21 Commscope Connectivity Uk Limited Systems and methods for enhanced high frequency power bias tee designs
US10333410B2 (en) * 2016-09-15 2019-06-25 Futurewei Technologies, Inc. Common-mode (CM) electromagnetic interference (EMI) reduction in resonant converters
US10735838B2 (en) 2016-11-14 2020-08-04 Corning Optical Communications LLC Transparent wireless bridges for optical fiber-wireless networks and related methods and systems
CN109560782B (zh) * 2018-11-22 2024-02-23 重庆大及电子科技有限公司 一种防雷滤波组件

Citations (3)

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US4613732A (en) * 1983-10-24 1986-09-23 Northern Telecom Limited Interface module with modular jack for telecommunications systems
US4742541A (en) * 1983-10-25 1988-05-03 Northern Telecom Limited Telecommunications interface with protector modules
US4743999A (en) * 1987-02-13 1988-05-10 Curtis Manufacturing Company, Inc. Rotary telephone line surge protector and system

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US4667173A (en) * 1985-08-29 1987-05-19 Kabushiki Kaisha Toshiba Line filter
FR2606946A1 (fr) * 1986-11-17 1988-05-20 Telephonie Ind Commerciale Dispositif de protection d'un equipement terminal chez un abonne telephonique
US4761623A (en) * 1986-12-04 1988-08-02 Corcom Inc. Broadband RFI power line filter
US4833383A (en) * 1987-08-13 1989-05-23 Iowa State University Research Foundation, Inc. Means and method of camera space manipulation
US5025443A (en) * 1988-02-24 1991-06-18 Integrated Network Corporation Digital data over voice communication
US5077630A (en) * 1990-03-28 1991-12-31 Delta Design And Development Co. Integrated services digital network terminating resistor with line fault protector
US5426698A (en) * 1993-05-11 1995-06-20 General Datacomm, Inc. Transformed current sensing relay for use in switched network modems and circuit incorporating same
EP0626767B1 (en) * 1993-05-26 1999-04-21 Nippon Telegraph And Telephone Corporation EMC filter for a balanced multi-wired telecommunication line
US5623543A (en) * 1994-02-01 1997-04-22 British Telecommunications Public Limited Company Two port signalling voltages filter arrangement
EP0677938A1 (en) * 1994-04-14 1995-10-18 ALCATEL BELL Naamloze Vennootschap Signal coupler
US5802170A (en) * 1994-05-19 1998-09-01 Tii Industries, Inc. Customer bridge module
US5642416A (en) * 1995-03-03 1997-06-24 Harris Corporation AM broadcast band interference filter for line-powered telephone
US5848150A (en) * 1997-02-26 1998-12-08 Paradyne Corporation Passive distributed filter system and method
JP2001506831A (ja) * 1996-12-17 2001-05-22 パラダイン コーポレイション 受動分散型フィルタ・システム及びその方法
US5930340A (en) * 1997-07-07 1999-07-27 Advanced Micro Devices Device and method for isolating voice and data signals on a common carrier
GB9726037D0 (en) * 1997-12-09 1998-02-04 Northern Telecom Ltd Communications signal splitter
EP0942578A3 (en) * 1998-03-12 2002-01-30 Westell Technologies, Inc. Dual-mode filter for ADSL
US6144735A (en) * 1998-03-12 2000-11-07 Westell Technologies, Inc. Filters for a digital subscriber line system for voice communication over a telephone line
US6418221B1 (en) * 1998-04-09 2002-07-09 Broadcom, Corp Signal coupler using low voltage filtering
US6137866A (en) * 1998-05-28 2000-10-24 Siecor Operations, Llc Indoor XDSL splitter assembly
US6317464B1 (en) * 1998-06-09 2001-11-13 Nortel Networks Limited Method and apparatus for separating digital data signals from analog voice signals transported over a common conductor
DE69836205T2 (de) * 1998-06-26 2007-08-30 Alcatel Lucent Filtervorrichtung
US6141377A (en) * 1998-07-30 2000-10-31 Cisco Technology, Inc. Method and apparatus for voice frequency noise reduction in splitterless ADSL
US6744883B1 (en) * 1999-01-12 2004-06-01 Paradyne Corporation Filter system and method to suppress interference imposed upon a frequency-division multiplexed channel
TW516276B (en) * 2001-07-09 2003-01-01 Primax Electronics Ltd Full-duplex low-pass filter adapted for communication network

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4613732A (en) * 1983-10-24 1986-09-23 Northern Telecom Limited Interface module with modular jack for telecommunications systems
US4742541A (en) * 1983-10-25 1988-05-03 Northern Telecom Limited Telecommunications interface with protector modules
US4743999A (en) * 1987-02-13 1988-05-10 Curtis Manufacturing Company, Inc. Rotary telephone line surge protector and system

Also Published As

Publication number Publication date
CN1183664C (zh) 2005-01-05
KR20010040010A (ko) 2001-05-15
AU764457B2 (en) 2003-08-21
HK1039847A1 (en) 2002-05-10
USRE40020E1 (en) 2008-01-22
EP1128651A2 (en) 2001-08-29
ATE321420T1 (de) 2006-04-15
AU5939000A (en) 2001-04-26
DE60026797D1 (de) 2006-05-11
US6212259B1 (en) 2001-04-03
EP1128651B1 (en) 2006-03-22
CA2318588A1 (en) 2001-04-22
USRE41164E1 (en) 2010-03-16
JP2001230860A (ja) 2001-08-24
EP1128651A3 (en) 2003-12-10
CN1305263A (zh) 2001-07-25

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