SE521549C2 - Sändare/mottagare för dubbelriktad kommunikation - Google Patents

Sändare/mottagare för dubbelriktad kommunikation

Info

Publication number
SE521549C2
SE521549C2 SE0200666A SE0200666A SE521549C2 SE 521549 C2 SE521549 C2 SE 521549C2 SE 0200666 A SE0200666 A SE 0200666A SE 0200666 A SE0200666 A SE 0200666A SE 521549 C2 SE521549 C2 SE 521549C2
Authority
SE
Sweden
Prior art keywords
terminals
output
receiver
transmitter
amplifier
Prior art date
Application number
SE0200666A
Other languages
English (en)
Swedish (sv)
Other versions
SE0200666D0 (sv
SE0200666L (sv
Inventor
Allan Olson
Torbjoern Randahl
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE0200666A priority Critical patent/SE521549C2/sv
Publication of SE0200666D0 publication Critical patent/SE0200666D0/xx
Priority to US10/488,052 priority patent/US7221702B2/en
Priority to KR1020047003316A priority patent/KR100694632B1/ko
Priority to EP03705631A priority patent/EP1481488B1/en
Priority to JP2003573798A priority patent/JP4163628B2/ja
Priority to CNB038002736A priority patent/CN100372243C/zh
Priority to PCT/SE2003/000309 priority patent/WO2003075478A1/en
Priority to DE60300866T priority patent/DE60300866T2/de
Priority to AU2003206580A priority patent/AU2003206580A1/en
Publication of SE0200666L publication Critical patent/SE0200666L/
Publication of SE521549C2 publication Critical patent/SE521549C2/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H04B1/525—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/58—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Dc Digital Transmission (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Bidirectional Digital Transmission (AREA)
SE0200666A 2002-03-04 2002-03-04 Sändare/mottagare för dubbelriktad kommunikation SE521549C2 (sv)

Priority Applications (9)

Application Number Priority Date Filing Date Title
SE0200666A SE521549C2 (sv) 2002-03-04 2002-03-04 Sändare/mottagare för dubbelriktad kommunikation
AU2003206580A AU2003206580A1 (en) 2002-03-04 2003-02-26 Transmitter/receiver for bidirectional communications
JP2003573798A JP4163628B2 (ja) 2002-03-04 2003-02-26 双方向通信のための送受信装置
KR1020047003316A KR100694632B1 (ko) 2002-03-04 2003-02-26 쌍방향 통신용 송수신기
EP03705631A EP1481488B1 (en) 2002-03-04 2003-02-26 TRANSMITTER/RECEIVER FOR BIDIRECTIONAL COMMUNICATIONS
US10/488,052 US7221702B2 (en) 2002-03-04 2003-02-26 Transmitter/receiver for bidirectional communications
CNB038002736A CN100372243C (zh) 2002-03-04 2003-02-26 双向通信系统
PCT/SE2003/000309 WO2003075478A1 (en) 2002-03-04 2003-02-26 Transmitter/receiver for bidirectional communications
DE60300866T DE60300866T2 (de) 2002-03-04 2003-02-26 Sender/empfaenger für die bidirektionale kommunikation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0200666A SE521549C2 (sv) 2002-03-04 2002-03-04 Sändare/mottagare för dubbelriktad kommunikation

Publications (3)

Publication Number Publication Date
SE0200666D0 SE0200666D0 (sv) 2002-03-04
SE0200666L SE0200666L (sv) 2003-09-05
SE521549C2 true SE521549C2 (sv) 2003-11-11

Family

ID=20287171

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0200666A SE521549C2 (sv) 2002-03-04 2002-03-04 Sändare/mottagare för dubbelriktad kommunikation

Country Status (9)

Country Link
US (1) US7221702B2 (ko)
EP (1) EP1481488B1 (ko)
JP (1) JP4163628B2 (ko)
KR (1) KR100694632B1 (ko)
CN (1) CN100372243C (ko)
AU (1) AU2003206580A1 (ko)
DE (1) DE60300866T2 (ko)
SE (1) SE521549C2 (ko)
WO (1) WO2003075478A1 (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7190194B2 (en) * 2004-02-13 2007-03-13 Nec Electronics Corporation Active hybrid transformer circuit having a replica driver
US20100289629A1 (en) * 2008-10-28 2010-11-18 Cooper Technologies Company Load Control Device with Two-Way Communication Capabilities
US8035507B2 (en) 2008-10-28 2011-10-11 Cooper Technologies Company Method and apparatus for stimulating power line carrier injection with reactive oscillation

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4746897A (en) * 1984-01-30 1988-05-24 Westinghouse Electric Corp. Apparatus for transmitting and receiving a power line
US4636771A (en) * 1984-12-10 1987-01-13 Westinghouse Electric Corp. Power line communications terminal and interface circuit associated therewith
US4736385A (en) * 1987-01-27 1988-04-05 Computer Network Technology Corporation Transmitter and receiver circuit
US4896333A (en) * 1987-08-04 1990-01-23 Signetics Corporation Circuit for generating a trapezoidal current waveform with matched rise and fall times
US4984248A (en) * 1988-08-19 1991-01-08 Industrial Technology Research Institute High speed transceiver
US5253249A (en) * 1989-06-29 1993-10-12 Digital Equipment Corporation Bidirectional transceiver for high speed data system
JP2999214B2 (ja) * 1990-03-02 2000-01-17 株式会社東芝 伝送入出力回路
US5748675A (en) * 1992-09-28 1998-05-05 Chrysler Corporation Vehicle communications network with improved current sourcing
US5719856A (en) 1995-04-07 1998-02-17 Motorola, Inc. Transmitter/receiver interface apparatus and method for a bi-directional transmission path
JPH0993165A (ja) * 1995-09-22 1997-04-04 Internatl Business Mach Corp <Ibm> インピーダンス整合装置
US5838722A (en) * 1996-04-24 1998-11-17 Aeroflex, Inc. Monolithic transceiver including feedback control
JP4052697B2 (ja) * 1996-10-09 2008-02-27 富士通株式会社 信号伝送システム、および、該信号伝送システムのレシーバ回路
US6057731A (en) 1998-09-23 2000-05-02 Nortel Networks Corporation Low-distortion high-frequency amplifier
US6426970B1 (en) * 1998-10-20 2002-07-30 Clearcube Technology, Inc. Bi-directional signal coupler method and apparatus
FR2800216B1 (fr) * 1999-10-25 2001-12-28 Thomson Multimedia Sa Dispositif de reception/emission simultanees de signaux comprenant un amplificateur a faible bruit
US7177349B2 (en) * 2000-01-28 2007-02-13 Sasken Communication Technologies, Ltd. High impedance state for digital subscriber line transceivers on copper twisted pairs

Also Published As

Publication number Publication date
SE0200666D0 (sv) 2002-03-04
WO2003075478A1 (en) 2003-09-12
JP2005519519A (ja) 2005-06-30
DE60300866T2 (de) 2006-05-11
SE0200666L (sv) 2003-09-05
JP4163628B2 (ja) 2008-10-08
CN100372243C (zh) 2008-02-27
US20050063477A1 (en) 2005-03-24
EP1481488A1 (en) 2004-12-01
KR100694632B1 (ko) 2007-03-13
EP1481488B1 (en) 2005-06-15
DE60300866D1 (de) 2005-07-21
AU2003206580A1 (en) 2003-09-16
US7221702B2 (en) 2007-05-22
CN1515084A (zh) 2004-07-21
KR20040031054A (ko) 2004-04-09

Similar Documents

Publication Publication Date Title
US5822426A (en) Balanced hybrid circuit
EP0547814A2 (en) Balanced line driver for local area networks or the like
US5070305A (en) Device for converting unbalanced analog electric signals into fully differential signals
JPH10271043A (ja) アナログ信号伝送回路
US6448856B2 (en) Electronic volume circuit
SE521549C2 (sv) Sändare/mottagare för dubbelriktad kommunikation
US6275581B1 (en) Extended feedback circuit employing capacitive coupling and sampled data filters
JP2010220195A (ja) カレントコンベアベースの計器増幅器
JP4744643B2 (ja) 信号伝送装置
US7577205B1 (en) Return-loss compliant DSL modem line interface unit with complex termination
JP4443392B2 (ja) 送信切り換え回路および半導体集積回路
KR20000064307A (ko) 트랜지스터 비율 제어된 cmos 전송라인 이퀄라이저
US7394857B2 (en) Flexible versatile low-cost wireline transmit driver
US8299805B2 (en) Evaluation device and evaluation system evaluating whether a required output is made from the device to be evaluated
JPH0736196B2 (ja) 複素数加重係数を有する加算増幅器およびそのような加算増幅器を備えたインターフェイス
JP3452833B2 (ja) コンパレータ回路
JPS63136726A (ja) 線路不平衡補正装置
US6366976B1 (en) Device for connecting a subscriber to a bus line
JP3514642B2 (ja) 光受信回路およびそれを用いた光伝送システム
WO1985002075A1 (en) Data converter and line driver for a digital data communication system
WO1998038773A3 (en) Line driver with adaptive output impedance
WO1998038774A3 (en) Line driver with adaptive output impedance
JPH10322403A (ja) 信号送信回路
JPH0396055A (ja) ２線４線回路
JPH03254517A (ja) 直流カットフィルタ

Legal Events

Date Code Title Description
NUG Patent has lapsed