NL7920091A - Aandrijfpunt-impedantie. - Google Patents

Aandrijfpunt-impedantie. Download PDF

Info

Publication number
NL7920091A
NL7920091A NL7920091A NL7920091A NL7920091A NL 7920091 A NL7920091 A NL 7920091A NL 7920091 A NL7920091 A NL 7920091A NL 7920091 A NL7920091 A NL 7920091A NL 7920091 A NL7920091 A NL 7920091A
Authority
NL
Netherlands
Prior art keywords
impedance
frequency
voltage
transmission line
network
Prior art date
Application number
NL7920091A
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.)
Filing date
Publication date
Application filed by Western Electric Co filed Critical Western Electric Co
Publication of NL7920091A publication Critical patent/NL7920091A/nl

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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/40—Artificial lines; Networks simulating a line of certain length

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)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
NL7920091A 1978-10-10 1979-09-24 Aandrijfpunt-impedantie. NL7920091A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US94957678 1978-10-10
US05/949,576 US4181824A (en) 1978-10-10 1978-10-10 Balancing impedance circuit

Publications (1)

Publication Number Publication Date
NL7920091A true NL7920091A (nl) 1980-08-29

Family

ID=25489267

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7920091A NL7920091A (nl) 1978-10-10 1979-09-24 Aandrijfpunt-impedantie.

Country Status (14)

Country Link
US (1) US4181824A (ja)
JP (1) JPS55500797A (ja)
AU (1) AU530077B2 (ja)
BE (1) BE879281A (ja)
CA (1) CA1131820A (ja)
DE (1) DE2953171A1 (ja)
ES (1) ES484855A1 (ja)
FR (1) FR2438940A1 (ja)
GB (1) GB2043407B (ja)
IL (1) IL58394A (ja)
IT (1) IT1124584B (ja)
NL (1) NL7920091A (ja)
SE (1) SE424495B (ja)
WO (1) WO1980000770A1 (ja)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54136253A (en) * 1978-04-14 1979-10-23 Nec Corp Adaptive type electronic hybrid circuit
FR2460078B1 (fr) * 1979-06-25 1986-12-12 Trt Telecom Radio Electr Joncteur d'abonne electronique
JPS5725731A (en) * 1980-07-22 1982-02-10 Iwatsu Electric Co Ltd Hybrid circuit
US4322586A (en) * 1980-11-13 1982-03-30 Northern Telecom Limited Transformerless line interface circuit
SE430198B (sv) * 1982-02-09 1983-10-24 Ellemtel Utvecklings Ab Elektroniskt impedansanpassat linjeoverdrag
WO1998010582A1 (en) * 1996-09-03 1998-03-12 Philips Electronics N.V. Electronic impedance supply circuit
KR100295154B1 (ko) 1998-06-12 2001-09-17 윤종용 임피던스정합회로
US6788745B1 (en) * 1999-11-17 2004-09-07 Fujitsu Limited Circuit and method for active termination of a transmission line
US20060260043A1 (en) * 2005-05-18 2006-11-23 Rivera Samuel T Threaded mack washer
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
US8742814B2 (en) 2009-07-15 2014-06-03 Yehuda Binder Sequentially operated modules
US8602833B2 (en) 2009-08-06 2013-12-10 May Patents Ltd. Puzzle with conductive path
US11330714B2 (en) 2011-08-26 2022-05-10 Sphero, Inc. Modular electronic building systems with magnetic interconnections and methods of using the same
US9597607B2 (en) 2011-08-26 2017-03-21 Littlebits Electronics Inc. Modular electronic building systems with magnetic interconnections and methods of using the same
US9019718B2 (en) 2011-08-26 2015-04-28 Littlebits Electronics Inc. Modular electronic building systems with magnetic interconnections and methods of using the same
US11616844B2 (en) 2019-03-14 2023-03-28 Sphero, Inc. Modular electronic and digital building systems and methods of using the same

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
FR2160308B1 (ja) * 1971-11-19 1977-01-28 Labo Cent Telecommunicat
US3753786A (en) * 1972-03-29 1973-08-21 Gould Inc Method and apparatus for adjusting battery electrolyte concentration
US3860767A (en) * 1972-09-26 1975-01-14 Garrett Jim C 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
US4004109A (en) * 1975-05-09 1977-01-18 Boxall Frank S Hybrid circuit
US4004102A (en) * 1975-08-08 1977-01-18 Bell Telephone Laboratories, Incorporated Automatic impedance modification of transmission lines
US4064377A (en) * 1976-03-11 1977-12-20 Wescom Switching, Inc. Electronic hybrid and hybrid repeater
US4096361A (en) * 1977-06-20 1978-06-20 Bell Telephone Laboratories, Incorporated Test apparatus for obtaining impedance settings for hybrid balance networks
US4096362A (en) * 1977-06-20 1978-06-20 Bell Telephone Laboratories, Incorporated Automatic cable balancing network
US4163878A (en) * 1977-09-07 1979-08-07 Wescom, Inc. Electronic hybrid and hybrid repeater with bridge circuit

Also Published As

Publication number Publication date
IL58394A0 (en) 1980-01-31
IT7926318A0 (it) 1979-10-08
SE424495B (sv) 1982-07-19
ES484855A1 (es) 1980-05-16
BE879281A (fr) 1980-02-01
GB2043407B (en) 1982-08-18
SE8004259L (sv) 1980-06-06
GB2043407A (en) 1980-10-01
FR2438940A1 (fr) 1980-05-09
AU530077B2 (en) 1983-06-30
US4181824A (en) 1980-01-01
FR2438940B1 (ja) 1985-05-24
AU5159779A (en) 1980-04-17
WO1980000770A1 (en) 1980-04-17
CA1131820A (en) 1982-09-14
DE2953171A1 (en) 1980-11-27
IL58394A (en) 1981-12-31
IT1124584B (it) 1986-05-07
JPS55500797A (ja) 1980-10-16

Similar Documents

Publication Publication Date Title
NL7920091A (nl) Aandrijfpunt-impedantie.
US6509755B2 (en) Method and device for active impedance matching
JPS6138656B2 (ja)
US3982080A (en) Automatic cable balancing network
US7430291B2 (en) Common mode transmission line termination
GB469067A (en) Attenuation equalizers for electric transmission and like systems
US4996497A (en) Cable compensation circuit
US4174470A (en) Electronic hybrid
US3794935A (en) Variable equalizer
CA1105573A (en) Signal cuber circuit
US4187479A (en) Variable equalizer
US4028505A (en) Negative impedance repeater for telephone lines
Ahmed Introduction to Communication Systems
US4395599A (en) Driving point impedance derived from a transfer impedance
JP3607639B2 (ja) ２線４線変換回路
JPH03816B2 (ja)
US6757383B1 (en) Compact cable balance network for echo-cancelling, and method for optimizing transhybrid loss and method and apparatus for circuit simulation
US4176331A (en) Network for simulating low-noise-temperature resistors
Knockaert et al. General equations for the characteristic impedance matrix and termination network of multiconductor transmission lines
Manley The Use of Negative‐Impedance Units Inserted Uniformly Into a Transmission Line to Reduce Attenuation
Ohue Constant‐resistance phase equalizers using directional couplers
JPH0815245B2 (ja) 非線形歪補償回路
JPS6226208B2 (ja)
US2632051A (en) Balancing network for loaded transmission lines
JPS6134702B2 (ja)