NL7920114A - Elektronische hybrideketen. - Google Patents

Elektronische hybrideketen. Download PDF

Info

Publication number: NL7920114A
Authority: NL; Netherlands
Prior art keywords: impedance; voltage; port; frequency; hybrid
Prior art date: 1978-10-10

Application number

NL7920114A

Other languages

English (en)

Dutch (nl)

Original Assignee

Western Electric Co

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.)

1978-10-10

Filing date

1979-09-26

Publication date

1980-08-29

1979-09-26 Application filed by Western Electric Co filed Critical Western Electric Co

1980-08-29 Publication of NL7920114A publication Critical patent/NL7920114A/nl

Links

230000001419 dependent effect Effects 0.000 claims description 17
238000006243 chemical reaction Methods 0.000 claims description 3
230000005540 biological transmission Effects 0.000 description 44
238000010586 diagram Methods 0.000 description 10
239000004020 conductor Substances 0.000 description 3
230000000694 effects Effects 0.000 description 3
230000015572 biosynthetic process Effects 0.000 description 2
239000003990 capacitor Substances 0.000 description 2
230000011664 signaling Effects 0.000 description 2
238000003786 synthesis reaction Methods 0.000 description 2
230000006978 adaptation Effects 0.000 description 1
230000003044 adaptive effect Effects 0.000 description 1
239000000654 additive Substances 0.000 description 1
230000000996 additive effect Effects 0.000 description 1
238000004891 communication Methods 0.000 description 1
239000002131 composite material Substances 0.000 description 1
238000013016 damping Methods 0.000 description 1
238000009795 derivation Methods 0.000 description 1
230000001066 destructive effect Effects 0.000 description 1
238000009413 insulation Methods 0.000 description 1
230000006798 recombination Effects 0.000 description 1
238000005215 recombination Methods 0.000 description 1
238000002310 reflectometry Methods 0.000 description 1
238000000926 separation method Methods 0.000 description 1
230000007704 transition Effects 0.000 description 1
238000004804 winding Methods 0.000 description 1

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
- 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
- H04B1/586—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 using an electronic circuit

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Networks Using Active Elements (AREA)
Interface Circuits In Exchanges (AREA)

NL7920114A 1978-10-10 1979-09-26 Elektronische hybrideketen. NL7920114A (nl)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US94957778		1978-10-10
US05/949,577 US4174470A (en)	1978-10-10	1978-10-10	Electronic hybrid

Publications (1)

Publication Number	Publication Date
NL7920114A true NL7920114A (nl)	1980-08-29

Family

ID=25489270

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7920114A NL7920114A (nl)	1978-10-10	1979-09-26	Elektronische hybrideketen.

Country Status (14)

Country	Link
US (1)	US4174470A (fr)
JP (1)	JPS55500804A (fr)
AU (1)	AU526596B2 (fr)
BE (1)	BE879280A (fr)
CA (1)	CA1136229A (fr)
DE (1)	DE2953174C2 (fr)
ES (1)	ES484854A1 (fr)
FR (1)	FR2438941A1 (fr)
GB (1)	GB2043408B (fr)
IL (1)	IL58393A (fr)
IT (1)	IT1124585B (fr)
NL (1)	NL7920114A (fr)
SE (1)	SE428856B (fr)
WO (1)	WO1980000769A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1123131A (fr) *	1978-02-28	1982-05-04	Michael C.J. Cowpland	Circuit de prolongement sans transformateur
JPS54136253A (en) *	1978-04-14	1979-10-23	Nec Corp	Adaptive type electronic hybrid circuit
US4273963A (en) *	1979-05-25	1981-06-16	Bell Telephone Laboratories, Incorporated	Automatic equalization for digital transmission systems
DE3019835C2 (de) *	1980-05-23	1983-12-01	Siemens AG, 1000 Berlin und 8000 München	Übertragerfreie Gabelschaltung
US4381561A (en) *	1980-10-23	1983-04-26	International Telephone And Telegraph Corporation	All digital LSI line circuit for analog lines
US4377858A (en) *	1980-10-23	1983-03-22	International Telephone And Telegraph Corporation	Digital two-to-four wire converter for full duplex signals
US4322586A (en) *	1980-11-13	1982-03-30	Northern Telecom Limited	Transformerless line interface circuit
JPS5895488A (ja) *	1981-12-02	1983-06-07	Hitachi Ltd	ライン回路
US5822426A (en) *	1995-06-06	1998-10-13	International Business Machines Corporation	Balanced hybrid circuit
US6681012B1 (en)	1999-09-23	2004-01-20	Nortel Networks Limited	Directional receiver coupling arrangement with frequency selectivity and gain control for DSL
US6788745B1 (en) *	1999-11-17	2004-09-07	Fujitsu Limited	Circuit and method for active termination of a transmission line
KR20020096008A (ko) *	2001-06-19	2002-12-28	엘지전자 주식회사	안테나 정합 회로망
US8385538B2 (en) *	2008-12-10	2013-02-26	Utc Fire & Security Americas Corporation, Inc.	Method, system, and apparatus for a differential transformer-free hybrid circuit

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3178521A (en) *	1962-11-15	1965-04-13	Bell Telephone Labor Inc	Dynamically balanced telephone network
US3530260A (en) *	1966-12-23	1970-09-22	Bell Telephone Labor Inc	Transistor hybrid circuit
GB1115216A (en) *	1967-02-28	1968-05-29	Standard Telephones Cables Ltd	Hybrid transformer
FR2160308B1 (fr) *	1971-11-19	1977-01-28	Labo Cent Telecommunicat
US3778563A (en) *	1972-03-29	1973-12-11	Lear Siegler Inc	Voice frequency repeater
US3973089A (en) *	1973-10-29	1976-08-03	General Electric Company	Adaptive hybrid circuit
US3970805A (en) *	1974-02-22	1976-07-20	Gte Automatic Electric (Canada) Limited	Active hybrid circuit
US3919502A (en) *	1974-08-19	1975-11-11	Bell Telephone Labor Inc	Balancing network for voice frequency telephone repeaters
US3982080A (en) *	1975-01-16	1976-09-21	Bell Telephone Laboratories, Incorporated	Automatic cable balancing network
US4004109A (en) *	1975-05-09	1977-01-18	Boxall Frank S	Hybrid circuit
US4064377A (en) *	1976-03-11	1977-12-20	Wescom Switching, Inc.	Electronic hybrid and hybrid repeater
US4074087A (en) *	1976-08-16	1978-02-14	Bell Telephone Laboratories, Incorporated	Bidirectional voice frequency repeater
US4096361A (en) *	1977-06-20	1978-06-20	Bell Telephone Laboratories, Incorporated	Test apparatus for obtaining impedance settings for hybrid balance networks
US4163878A (en) *	1977-09-07	1979-08-07	Wescom, Inc.	Electronic hybrid and hybrid repeater with bridge circuit

1978
- 1978-10-10 US US05/949,577 patent/US4174470A/en not_active Expired - Lifetime
1979
- 1979-09-26 JP JP50186179A patent/JPS55500804A/ja active Pending
- 1979-09-26 DE DE2953174A patent/DE2953174C2/de not_active Expired
- 1979-09-26 NL NL7920114A patent/NL7920114A/nl unknown
- 1979-09-26 GB GB8018004A patent/GB2043408B/en not_active Expired
- 1979-09-26 WO PCT/US1979/000784 patent/WO1980000769A1/fr not_active Ceased
- 1979-10-04 IL IL58393A patent/IL58393A/xx unknown
- 1979-10-08 IT IT26319/79A patent/IT1124585B/it active
- 1979-10-09 AU AU51596/79A patent/AU526596B2/en not_active Ceased
- 1979-10-09 BE BE0/197539A patent/BE879280A/fr not_active IP Right Cessation
- 1979-10-09 CA CA000337232A patent/CA1136229A/fr not_active Expired
- 1979-10-09 ES ES484854A patent/ES484854A1/es not_active Expired
- 1979-10-10 FR FR7925206A patent/FR2438941A1/fr active Granted
1980
- 1980-06-06 SE SE8004258A patent/SE428856B/sv not_active IP Right Cessation

Also Published As

Publication number	Publication date
BE879280A (fr)	1980-02-01
CA1136229A (fr)	1982-11-23
GB2043408A (en)	1980-10-01
WO1980000769A1 (fr)	1980-04-17
IT1124585B (it)	1986-05-07
US4174470A (en)	1979-11-13
SE428856B (sv)	1983-07-25
GB2043408B (en)	1983-01-26
ES484854A1 (es)	1980-05-16
AU5159679A (en)	1980-04-17
FR2438941B1 (fr)	1985-01-11
DE2953174C2 (de)	1986-05-15
SE8004258L (sv)	1980-06-06
JPS55500804A (fr)	1980-10-16
AU526596B2 (en)	1983-01-20
IT7926319A0 (it)	1979-10-08
IL58393A (en)	1981-12-31
IL58393A0 (en)	1980-01-31
FR2438941A1 (fr)	1980-05-09
DE2953174A1 (en)	1980-12-04

Publication	Publication Date	Title
US6509755B2 (en)	2003-01-21	Method and device for active impedance matching
US5528152A (en)	1996-06-18	Method for measuring transmission parameters of balanced pair
CA1285623C (fr)	1991-07-02	Appareil pour adapter une ligne non symetrique de bande de base rf a une lignesymetrique dans une installation a ligne bifilaire torsadee
US6724890B1 (en)	2004-04-20	Adaptive transmission line impedance matching device and method
US3982080A (en)	1976-09-21	Automatic cable balancing network
US20090067614A1 (en)	2009-03-12	Common mode transmission line termination
JPS6138656B2 (fr)	1986-08-30
US4181824A (en)	1980-01-01	Balancing impedance circuit
US4174470A (en)	1979-11-13	Electronic hybrid
EP0078355B1 (fr)	1985-07-31	Circuit d'interface comportant des moyens d'adaptation d'impédance
SU1371514A3 (ru)	1988-01-30	Бестрансформаторна дифференциальна система
US4677666A (en)	1987-06-30	Adaptive line hybrids
US3987253A (en)	1976-10-19	Hybrid coupling for telecommunication system
JP3607639B2 (ja)	2005-01-05	２線４線変換回路
US6757383B1 (en)	2004-06-29	Compact cable balance network for echo-cancelling, and method for optimizing transhybrid loss and method and apparatus for circuit simulation
US20030031312A1 (en)	2003-02-13	Multiplexing and demultiplexing of narrowband and broadband services in a transmission connection
US5396197A (en)	1995-03-07	Network node trap
US3626314A (en)	1971-12-07	Resonant transfer employing negative resistance amplifiers
JP3494468B2 (ja)	2004-02-09	ハイブリッド回路及びこれを用いた装置
US1600283A (en)	1926-09-21	Artificial line
SE204803C1 (fr)	1965-01-01
JPS6146630A (ja)	1986-03-06	２線４線変換回路
JPH01231435A (ja)	1989-09-14	２線／４線変換回路における終端インピーダンス設定回路
FR2576728A1 (fr)	1986-08-01	Circuit de recherche d'equilibrage d'une ligne de transmissions
JPS6046624A (ja)	1985-03-13	双方向性伝送回路におけるエコ−抑圧装置