DE3853561D1 - Einrichtung zur Anpassung von unsymmetrischen funkfrequenten Basisbandsignalen an symmetrische Signale auf einer verdrillten Zweidrahtleitung. - Google Patents

Einrichtung zur Anpassung von unsymmetrischen funkfrequenten Basisbandsignalen an symmetrische Signale auf einer verdrillten Zweidrahtleitung.

Info

Publication number
DE3853561D1
DE3853561D1 DE3853561T DE3853561T DE3853561D1 DE 3853561 D1 DE3853561 D1 DE 3853561D1 DE 3853561 T DE3853561 T DE 3853561T DE 3853561 T DE3853561 T DE 3853561T DE 3853561 D1 DE3853561 D1 DE 3853561D1
Authority
DE
Germany
Prior art keywords
signals
adapting
twisted
wire line
frequency baseband
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.)
Expired - Fee Related
Application number
DE3853561T
Other languages
English (en)
Other versions
DE3853561T2 (de
Inventor
Ronald Cooper Crane
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.)
3Com Corp
Original Assignee
3Com Corp
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 3Com Corp filed Critical 3Com Corp
Publication of DE3853561D1 publication Critical patent/DE3853561D1/de
Application granted granted Critical
Publication of DE3853561T2 publication Critical patent/DE3853561T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
DE3853561T 1987-08-06 1988-01-19 Einrichtung zur Anpassung von unsymmetrischen funkfrequenten Basisbandsignalen an symmetrische Signale auf einer verdrillten Zweidrahtleitung. Expired - Fee Related DE3853561T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/083,499 US4766402A (en) 1987-08-06 1987-08-06 Apparatus for matching unbalanced R. F. baseband signals to balanced signals on a twisted two-wire line

Publications (2)

Publication Number Publication Date
DE3853561D1 true DE3853561D1 (de) 1995-05-18
DE3853561T2 DE3853561T2 (de) 1995-08-24

Family

ID=22178742

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3853561T Expired - Fee Related DE3853561T2 (de) 1987-08-06 1988-01-19 Einrichtung zur Anpassung von unsymmetrischen funkfrequenten Basisbandsignalen an symmetrische Signale auf einer verdrillten Zweidrahtleitung.

Country Status (7)

Country Link
US (1) US4766402A (de)
EP (1) EP0302162B1 (de)
JP (1) JP2722213B2 (de)
CA (1) CA1285623C (de)
DE (1) DE3853561T2 (de)
DK (1) DK131888A (de)
NO (1) NO880580L (de)

Families Citing this family (77)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61219243A (ja) * 1985-03-26 1986-09-29 Matsushita Electric Ind Co Ltd ホ−ムバスシステム
US4945317A (en) * 1987-09-22 1990-07-31 Nippon Hoso Kyokai Matching circuit
JPH0683118B2 (ja) * 1988-01-19 1994-10-19 日本電気株式会社 直流終端回路
US6243446B1 (en) 1997-03-11 2001-06-05 Inline Connections Corporation Distributed splitter for data transmission over twisted wire pairs
US5010399A (en) 1989-07-14 1991-04-23 Inline Connection Corporation Video transmission and control system utilizing internal telephone lines
US5844596A (en) 1989-07-14 1998-12-01 Inline Connection Corporation Two-way RF communication at points of convergence of wire pairs from separate internal telephone networks
US5929896A (en) * 1989-07-14 1999-07-27 Inline Connection Corporation RF broadcast system utilizing internal telephone lines
GB9007138D0 (en) * 1990-03-30 1990-05-30 British Telecomm Interface apparatus
US5220561A (en) * 1990-06-20 1993-06-15 Mitel Corporation Data transfer between high bit rate buses via unshielded low bit rate bus
US5095291A (en) * 1990-11-08 1992-03-10 North Hill Electronics, Inc. Communication filter for unshielded, twisted-pair cable
US5077543A (en) * 1991-02-07 1991-12-31 Ungermann-Bass, Inc. Balanced low-pass common mode filter
US5197066A (en) * 1991-03-28 1993-03-23 Sutterlin Philip H Collision detection circuit for communications network
GB9115878D0 (en) * 1991-07-23 1991-09-04 Amulet Electronics Ltd Impedance matching network
GB2258778B (en) * 1991-08-15 1995-07-12 Amulet Electronics Ltd Impedance matching
JPH05333082A (ja) * 1992-05-30 1993-12-17 Yokogawa Hewlett Packard Ltd 平衡信号供給回路
US5606151A (en) * 1993-03-17 1997-02-25 Belden Wire & Cable Company Twisted parallel cable
US5355375A (en) * 1993-03-18 1994-10-11 Network Systems Corporation Hub controller for providing deterministic access to CSMA local area network
US5363068A (en) * 1993-06-28 1994-11-08 At&T Bell Laboratories Autotransformer capable of passing a DC signal as well as a balanced output signal
US5559883A (en) * 1993-08-19 1996-09-24 Chipcom Corporation Method and apparatus for secure data packet bus communication
JP3033424B2 (ja) * 1994-02-28 2000-04-17 松下電工株式会社 平衡−不平衡変換器
US5420551A (en) * 1994-06-29 1995-05-30 At&T Corp. Circuit for broadband video transmission over unshielded twisted wire pairs
US6150896A (en) * 1994-12-19 2000-11-21 Bh Electronics, Inc. Coupling device connecting an unbalanced signal line to a balanced signal line
US5495212A (en) * 1994-12-19 1996-02-27 Bh Electronics, Inc. Coupling device connecting an unbalanced signal line to a balanced signal line
US5901340A (en) * 1995-06-28 1999-05-04 The Whitaker Corporation Wideband signal distribution system
US5801749A (en) * 1995-12-13 1998-09-01 Sony Corporation Universal audio/video signal converter
US5875386A (en) * 1996-01-30 1999-02-23 The Whitaker Corporation Enabling and cable simulating circuits for wideband signal distribution system
US6064422A (en) * 1996-04-29 2000-05-16 The Goolcharan Charitable Trust Telecommunication system for broadcast quality video transmission
US6212584B1 (en) 1996-11-15 2001-04-03 Maxspeed Corporation System and method for transmitting R-G-B signals in a multi-user computer system
US6192399B1 (en) * 1997-07-11 2001-02-20 Inline Connections Corporation Twisted pair communication system
US6480510B1 (en) 1998-07-28 2002-11-12 Serconet Ltd. Local area network of serial intelligent cells
US6411173B1 (en) * 1998-12-08 2002-06-25 Honeywell International Inc. Method to achieve a DC balanced signal databus interface using combination of ethernet and RS-485 protocols with step-up transformer coupling
US6332166B1 (en) * 1998-12-16 2001-12-18 International Business Machines Corporation Adaptive interface apparatus and method for data terminal elements in a communication network transmitting and receiving ethernet over a shielded twisted pair cabling system
WO2000051350A1 (en) * 1999-02-22 2000-08-31 Terk Technologies Corp. Video transmission system and method utilizing phone lines in multiple unit dwellings
US6956826B1 (en) 1999-07-07 2005-10-18 Serconet Ltd. Local area network for distributing data communication, sensing and control signals
US6690677B1 (en) * 1999-07-20 2004-02-10 Serconet Ltd. Network for telephony and data communication
DE10005805A1 (de) * 2000-02-10 2001-08-16 Rohde & Schwarz Hochfrequenz-Gegentaktverstärker
US6549616B1 (en) 2000-03-20 2003-04-15 Serconet Ltd. Telephone outlet for implementing a local area network over telephone lines and a local area network using such outlets
IL135744A (en) 2000-04-18 2008-08-07 Mosaid Technologies Inc Telephone communication system through a single line
US6842459B1 (en) 2000-04-19 2005-01-11 Serconet Ltd. Network combining wired and non-wired segments
US6961303B1 (en) 2000-09-21 2005-11-01 Serconet Ltd. Telephone communication system and method over local area network wiring
US6573802B2 (en) * 2000-11-30 2003-06-03 Intersil Americas Inc. Single-ended to differential and differential to single-ended conversion using a common mode shunt
KR20020069562A (ko) * 2001-02-26 2002-09-05 주식회사 씨엘씨소프트 한 쌍의 신호선을 통한 고속 데이터 통신이 가능한 이더넷시스템
IL144158A (en) 2001-07-05 2011-06-30 Mosaid Technologies Inc Socket for connecting an analog telephone to a digital communications network that carries digital voice signals
EP2523358A3 (de) 2001-10-11 2012-11-21 Mosaid Technologies Incorporated Steckdose mit Analogsignaladapter
US6895089B2 (en) * 2001-12-14 2005-05-17 Adc Dsl Systems, Inc. Pots splitter with line impedance matching
US6853724B2 (en) * 2001-12-14 2005-02-08 Adc Dsl Systems, Inc. Cascade low-pass filter to improve xDSL band attenuation for POTS splitter
US6846232B2 (en) 2001-12-28 2005-01-25 3M Innovative Properties Company Backing and abrasive product made with the backing and method of making and using the backing and abrasive product
US20030198341A1 (en) * 2002-04-23 2003-10-23 Adc Dsl Systems, Inc. Integrated POTS/MLT card
IL154234A (en) 2003-01-30 2010-12-30 Mosaid Technologies Inc Method and system for providing dc power on local telephone lines
IL154921A (en) 2003-03-13 2011-02-28 Mosaid Technologies Inc A telephone system that includes many separate sources and accessories for it
IL157787A (en) 2003-09-07 2010-12-30 Mosaid Technologies Inc Modular outlet for data communications network
WO2005008912A1 (en) 2003-07-11 2005-01-27 Panduit Corp. Alien crosstalk suppression with enhanced patch cord
IL159838A0 (en) 2004-01-13 2004-06-20 Yehuda Binder Information device
IL161869A (en) 2004-05-06 2014-05-28 Serconet Ltd A system and method for carrying a signal originating is wired using wires
US7873058B2 (en) 2004-11-08 2011-01-18 Mosaid Technologies Incorporated Outlet with analog signal adapter, a method for use thereof and a network using said outlet
ITMI20052267A1 (it) * 2005-11-28 2007-05-29 Bticino Spa Stazione video-citofonica con funzioni multimediali
US7813451B2 (en) 2006-01-11 2010-10-12 Mobileaccess Networks Ltd. Apparatus and method for frequency shifting of a wireless signal and systems using frequency shifting
US7787615B2 (en) * 2006-04-11 2010-08-31 Adc Telecommunications, Inc. Telecommunications jack with crosstalk compensation and arrangements for reducing return loss
US7381098B2 (en) 2006-04-11 2008-06-03 Adc Telecommunications, Inc. Telecommunications jack with crosstalk multi-zone crosstalk compensation and method for designing
AU2007201106B9 (en) * 2007-03-14 2011-06-02 Tyco Electronics Services Gmbh Electrical Connector
AU2007201113B2 (en) * 2007-03-14 2011-09-08 Tyco Electronics Services Gmbh Electrical Connector
AU2007201108B2 (en) * 2007-03-14 2012-02-09 Tyco Electronics Services Gmbh Electrical Connector
AU2007201109B2 (en) 2007-03-14 2010-11-04 Tyco Electronics Services Gmbh Electrical Connector
AU2007201105B2 (en) 2007-03-14 2011-08-04 Tyco Electronics Services Gmbh Electrical Connector
AU2007201102B2 (en) * 2007-03-14 2010-11-04 Tyco Electronics Services Gmbh Electrical Connector
AU2007201114B2 (en) * 2007-03-14 2011-04-07 Tyco Electronics Services Gmbh Electrical Connector
AU2007201107B2 (en) 2007-03-14 2011-06-23 Tyco Electronics Services Gmbh Electrical Connector
WO2009053910A2 (en) 2007-10-22 2009-04-30 Mobileaccess Networks Ltd. Communication system using low bandwidth wires
US8175649B2 (en) 2008-06-20 2012-05-08 Corning Mobileaccess Ltd Method and system for real time control of an active antenna over a distributed antenna system
US7841909B2 (en) 2008-02-12 2010-11-30 Adc Gmbh Multistage capacitive far end crosstalk compensation arrangement
WO2010089719A1 (en) 2009-02-08 2010-08-12 Mobileaccess Networks Ltd. Communication system using cables carrying ethernet signals
GB201000863D0 (en) * 2010-01-20 2010-03-10 Wheeler & Clinch Ltd A connector assembly
EP2829152A2 (de) 2012-03-23 2015-01-28 Corning Optical Communications Wireless Ltd. Rfic-chip(s) zur bereitstellung von funktionalitäten eines verteilten antennensystems sowie entsprechende komponenten, systeme und verfahren
US9184960B1 (en) 2014-09-25 2015-11-10 Corning Optical Communications Wireless Ltd Frequency shifting a communications signal(s) in a multi-frequency distributed antenna system (DAS) to avoid or reduce frequency interference
US11195655B2 (en) 2018-10-24 2021-12-07 Analog Devices International Unlimited Company Segmented winding techniques for a coupled inductor circuit
US11430600B2 (en) 2020-04-17 2022-08-30 Analog Devices International Unlimited Company Segmented winding center-tap techniques for a coupled inductor circuit
US11574766B2 (en) 2020-04-17 2023-02-07 Analog Devices International Unlimited Company Techniques for a coupled inductor circuit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE793240A (fr) * 1971-12-27 1973-04-16 Western Electric Co Coupleur a perte d'insertion reduite
US3812292A (en) * 1972-02-14 1974-05-21 Ncr Digital communication system
JPS5459859A (en) * 1977-10-20 1979-05-14 Sanyo Electric Co Ltd Input transformer device of television picture receiver
JPS59121920U (ja) * 1983-02-07 1984-08-16 ミハル通信株式会社 電力分離フイルタ
JPS61187409A (ja) * 1985-02-15 1986-08-21 Nippon Ferrite Ltd ノイズフイルタ
US4717896A (en) * 1985-03-21 1988-01-05 And Yet, Inc. Balun

Also Published As

Publication number Publication date
DK131888D0 (da) 1988-03-11
DE3853561T2 (de) 1995-08-24
EP0302162A3 (en) 1990-07-18
NO880580L (no) 1989-02-07
EP0302162B1 (de) 1995-04-12
JP2722213B2 (ja) 1998-03-04
CA1285623C (en) 1991-07-02
NO880580D0 (no) 1988-02-10
JPS6471205A (en) 1989-03-16
US4766402A (en) 1988-08-23
DK131888A (da) 1989-02-07
EP0302162A2 (de) 1989-02-08

Similar Documents

Publication Publication Date Title
DE3853561D1 (de) Einrichtung zur Anpassung von unsymmetrischen funkfrequenten Basisbandsignalen an symmetrische Signale auf einer verdrillten Zweidrahtleitung.
DE3575369D1 (de) Einrichtung zum empfang von digitalen daten mit einer adaptiven taktrueckgewinnungsschaltung.
DE3876142D1 (de) Kommunikationsstoersender.
DE68915667D1 (de) Vorrichtung zur Feststellung von Fehlern auf Kraftübertragungsleitungen.
DE3771588D1 (de) Datenkarte mit induktiver signaluebertragungseinrichtung.
DE3687956D1 (de) Datensynchronisator zwischen einer sende- und einer empfangsanlage.
NO881341D0 (no) Elektronisk datakommunikasjonssystem.
DE3788551D1 (de) Mehrpunkt-Datenübertragung mit Überwachungssystem zum Erkennen von gestörten Aussenstellen.
DE3778350D1 (de) Abschluss fuer ein sende-empfangsgeraet.
DE3751608D1 (de) Serielles Busschnittstellensystem zur Datenübertragung mit einer Zweidrahtleitung als Taktbus und Datenbus.
DE3687621D1 (de) Zweidrahtuebertragungssystem.
DE3889814D1 (de) Datenkommunikationssystem mit Vorrichtung zur Umschaltung zwischen Haupt- und Ersatzgeräten.
DE3586986D1 (de) Duplex-uebertragungssystem mit dreieckigen datenwellenformen mit hoher zuverlaessigkeit.
DE3579295D1 (de) Vorrichtung zur uebertragung digitaler signale.
NO852969L (no) Datatransmisjonsanordning innbefattende en rekonfigurasjon.
DE3785799D1 (de) Paketdatenuebertragungssystem mit ringtypuebertragungsleitung.
DE3886468D1 (de) Vorrichtung zur Fadenverlegung auf einer Kreuzspule.
DE3576776D1 (de) Fsk-datenempfaenger.
DE3770070D1 (de) System zur ausbildung einer gruppe.
DE68910180D1 (de) Funksystem zur Datenübertragung mit einer passiven Endstelle.
DE3789791D1 (de) Datenübertragungsvorrichtung.
DE3787760D1 (de) Schaltung zum Multiplizieren eines Signals mit einer periodischen Wellenform.
DE3685890D1 (de) Optisches signaluebertragungssystem mit pulsfrequenzmodulations-modem.
DE3576425D1 (de) Vorrichtung zum speichern von datensignalen.
DK111388A (da) Elektroder, isaer spalteroersmotor

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee