GB1472374A - Broad band directional coupler - Google Patents

Broad band directional coupler

Info

Publication number
GB1472374A
GB1472374A GB1746975A GB1746975A GB1472374A GB 1472374 A GB1472374 A GB 1472374A GB 1746975 A GB1746975 A GB 1746975A GB 1746975 A GB1746975 A GB 1746975A GB 1472374 A GB1472374 A GB 1472374A
Authority
GB
United Kingdom
Prior art keywords
coupling
network
attenuator
networks
input terminal
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
Application number
GB1746975A
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1472374A publication Critical patent/GB1472374A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1423—Two-way operation using the same type of signal, i.e. duplex for simultaneous baseband signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Amplifiers (AREA)
  • Networks Using Active Elements (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
GB1746975A 1974-06-28 1975-04-28 Broad band directional coupler Expired GB1472374A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/484,032 US3935480A (en) 1974-06-28 1974-06-28 Broad band directional signal generator

Publications (1)

Publication Number Publication Date
GB1472374A true GB1472374A (en) 1977-05-04

Family

ID=23922456

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1746975A Expired GB1472374A (en) 1974-06-28 1975-04-28 Broad band directional coupler

Country Status (7)

Country Link
US (1) US3935480A (enExample)
JP (1) JPS513829A (enExample)
CA (1) CA1037573A (enExample)
DE (1) DE2523090A1 (enExample)
FR (1) FR2276743A1 (enExample)
GB (1) GB1472374A (enExample)
IT (1) IT1038053B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4596940A (en) * 1984-04-19 1986-06-24 Hewlett-Packard Company Three state differential ECL bus driver
DE3507450A1 (de) * 1985-03-02 1986-09-04 Thomas Josef Heimbach GmbH & Co, 5160 Düren Vorrichtung zum ausriffeln von faeden aus einem gewebe
US4656704A (en) * 1985-12-20 1987-04-14 Burlington Industries, Inc. Automatic collar separation
US4775864A (en) * 1986-08-07 1988-10-04 Standard Microsystems Corporation Local area network with multiple node bus topology
GB9616142D0 (en) 1996-08-01 1996-09-11 Northern Telecom Ltd Distribution network

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL297915A (enExample) * 1962-09-17
US3453529A (en) * 1967-02-17 1969-07-01 Weston Instruments Inc Attenuators having constant output resistance
US3458836A (en) * 1967-12-15 1969-07-29 Bell Telephone Labor Inc Broadband angle resolver for phased array receiving systems
US3600707A (en) * 1969-06-09 1971-08-17 Alpha Ind Inc Compensated flat directional coupler

Also Published As

Publication number Publication date
FR2276743A1 (fr) 1976-01-23
US3935480A (en) 1976-01-27
DE2523090A1 (de) 1976-01-15
CA1037573A (en) 1978-08-29
JPS513829A (enExample) 1976-01-13
FR2276743B1 (enExample) 1977-04-15
IT1038053B (it) 1979-11-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee