GB1004874A - Switching units for high frequency signals - Google Patents

Switching units for high frequency signals

Info

Publication number
GB1004874A
GB1004874A GB44751/61A GB4475161A GB1004874A GB 1004874 A GB1004874 A GB 1004874A GB 44751/61 A GB44751/61 A GB 44751/61A GB 4475161 A GB4475161 A GB 4475161A GB 1004874 A GB1004874 A GB 1004874A
Authority
GB
United Kingdom
Prior art keywords
switching
contacts
reactance
relay
channel
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
GB44751/61A
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Inc filed Critical Western Electric Co Inc
Publication of GB1004874A publication Critical patent/GB1004874A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/04—Distributors combined with modulators or demodulators
    • 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
    • H04B1/74—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 for increasing reliability, e.g. using redundant or spare channels or apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/16—Monitoring arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Relay Circuits (AREA)
  • Waveguide Switches, Polarizers, And Phase Shifters (AREA)
GB44751/61A 1960-12-23 1961-12-14 Switching units for high frequency signals Expired GB1004874A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78036A US3202941A (en) 1960-12-23 1960-12-23 High frequency channel switching unit, employing electromechanical contact means

Publications (1)

Publication Number Publication Date
GB1004874A true GB1004874A (en) 1965-09-15

Family

ID=22141517

Family Applications (1)

Application Number Title Priority Date Filing Date
GB44751/61A Expired GB1004874A (en) 1960-12-23 1961-12-14 Switching units for high frequency signals

Country Status (5)

Country Link
US (1) US3202941A (enExample)
JP (1) JPS4117095B1 (enExample)
BE (1) BE611309A (enExample)
FR (1) FR1308132A (enExample)
GB (1) GB1004874A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100777445B1 (ko) * 2006-07-28 2007-11-21 삼성전자주식회사 고주파 신호의 스위칭 장치

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2229108A (en) * 1939-09-28 1941-01-21 Bell Telephone Labor Inc Switching of spare repeater sections
US2412161A (en) * 1941-12-01 1946-12-03 Gen Electric Transmission system
US2438017A (en) * 1945-03-03 1948-03-16 Westinghouse Electric Corp Control system
US2458566A (en) * 1948-01-31 1949-01-11 Bell Telephone Labor Inc Distortion reduction in channel switching
US2695385A (en) * 1952-03-04 1954-11-23 Thompson Prod Inc Alternating current switch
US2992363A (en) * 1955-06-03 1961-07-11 Gasaccumulator Svenska Ab Stand-by unit arrangement
US3035169A (en) * 1956-10-03 1962-05-15 Gen Electric Co Ltd Radio relay system with automatic channel selection based upon signal strength
US2958053A (en) * 1957-08-14 1960-10-25 Amphenol Borg Electronics Corp Coaxial line cross-over transfer switch
US2958054A (en) * 1958-11-24 1960-10-25 Amphenol Borg Electronics Corp Impedance terminated coaxial line switch apparatus
US3111624A (en) * 1960-01-04 1963-11-19 Bell Telephone Labor Inc Automatic system for selectively substituting spare channels for failed working channels in a multichannel multilink communication system

Also Published As

Publication number Publication date
JPS4117095B1 (enExample) 1966-09-28
US3202941A (en) 1965-08-24
FR1308132A (fr) 1962-11-03
BE611309A (fr) 1962-03-30

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