HK1039847A1 - Impedance blocking filter circuit - Google Patents

Impedance blocking filter circuit

Info

Publication number
HK1039847A1
HK1039847A1 HK01109209A HK01109209A HK1039847A1 HK 1039847 A1 HK1039847 A1 HK 1039847A1 HK 01109209 A HK01109209 A HK 01109209A HK 01109209 A HK01109209 A HK 01109209A HK 1039847 A1 HK1039847 A1 HK 1039847A1
Authority
HK
Hong Kong
Prior art keywords
filter circuit
common point
inductors
end connected
customer
Prior art date
Application number
HK01109209A
Other languages
English (en)
Inventor
Frederick John Kiko
Original Assignee
Pulse Eng 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 Pulse Eng Inc filed Critical Pulse Eng Inc
Publication of HK1039847A1 publication Critical patent/HK1039847A1/xx

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)
  • Telephone Function (AREA)
  • Interface Circuits In Exchanges (AREA)
HK01109209A 1999-10-22 2001-12-28 Impedance blocking filter circuit HK1039847A1 (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
HK1039847A1 true HK1039847A1 (en) 2002-05-10

Family

ID=23687997

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01109209A HK1039847A1 (en) 1999-10-22 2001-12-28 Impedance blocking filter circuit

Country Status (11)

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

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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
CN1606863A (zh) 2001-11-14 2005-04-13 艾塞而萨斯科技股份有限公司 高性能的微过滤器及分割器设备
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
WO2004012264A1 (en) * 2002-07-25 2004-02-05 Pulse Engineering, Inc. High density electronics assembly and method
US7109837B2 (en) * 2003-03-18 2006-09-19 Pulse Engineering, Inc. Controlled inductance device and method
WO2004027793A1 (en) * 2002-09-17 2004-04-01 Pulse Engineering, Inc. Controlled inductance device and method
US20050088267A1 (en) 2002-09-17 2005-04-28 Charles Watts Controlled inductance device and method
US7009482B2 (en) 2002-09-17 2006-03-07 Pulse Engineering, Inc. 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
AU2006100490B4 (en) * 2006-01-18 2006-12-21 Advanced Circuits And Systems Pty Ltd A filter
WO2007082345A1 (en) * 2006-01-18 2007-07-26 Advanced Circuits And Systems Pty Ltd A filter and a switching circuit
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

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US4742541A (en) * 1983-10-25 1988-05-03 Northern Telecom Limited Telecommunications interface with protector modules
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
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US4743999A (en) * 1987-02-13 1988-05-10 Curtis Manufacturing Company, Inc. Rotary telephone line surge protector and system
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US5623543A (en) * 1994-02-01 1997-04-22 British Telecommunications Public Limited Company Two port signalling voltages filter arrangement
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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
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
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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
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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

Also Published As

Publication number Publication date
ATE321420T1 (de) 2006-04-15
EP1128651B1 (de) 2006-03-22
EP1128651A3 (de) 2003-12-10
CN1183664C (zh) 2005-01-05
AU764457B2 (en) 2003-08-21
USRE41164E1 (en) 2010-03-16
DE60026797D1 (de) 2006-05-11
JP2001230860A (ja) 2001-08-24
SG87170A1 (en) 2002-03-19
CA2318588A1 (en) 2001-04-22
KR20010040010A (ko) 2001-05-15
US6212259B1 (en) 2001-04-03
AU5939000A (en) 2001-04-26
CN1305263A (zh) 2001-07-25
EP1128651A2 (de) 2001-08-29
USRE40020E1 (en) 2008-01-22

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Legal Events

Date Code Title Description
CHRG Changes in the register

Free format text: FROM EXCELSUS TECHNOLOGIES, INC. ? TO PULSE ENGINEERING, INC

PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20100919