GB486536A - Electric communication cables - Google Patents

Electric communication cables

Info

Publication number
GB486536A
GB486536A GB33316/36A GB3331636A GB486536A GB 486536 A GB486536 A GB 486536A GB 33316/36 A GB33316/36 A GB 33316/36A GB 3331636 A GB3331636 A GB 3331636A GB 486536 A GB486536 A GB 486536A
Authority
GB
United Kingdom
Prior art keywords
layers
conducting material
layer
cables
maximum
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
GB33316/36A
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB486536A publication Critical patent/GB486536A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B11/00—Communication cables or conductors
    • H01B11/02—Cables with twisted pairs or quads
    • H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
    • H01B11/08—Screens specially adapted for reducing cross-talk

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Communication Cables (AREA)
  • Insulated Conductors (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
GB33316/36A 1936-12-04 1936-12-04 Electric communication cables Expired GB486536A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB233000X 1936-12-04
GB120337X 1937-03-12

Publications (1)

Publication Number Publication Date
GB486536A true GB486536A (en) 1938-06-07

Family

ID=26248687

Family Applications (2)

Application Number Title Priority Date Filing Date
GB33316/36A Expired GB486536A (en) 1936-12-04 1936-12-04 Electric communication cables
GB7338/37A Expired GB492333A (en) 1936-12-04 1937-03-12 Improvements in or relating to electric cables

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB7338/37A Expired GB492333A (en) 1936-12-04 1937-03-12 Improvements in or relating to electric cables

Country Status (5)

Country Link
CH (1) CH233000A (en:Method)
DE (1) DE755471C (en:Method)
FR (1) FR829608A (en:Method)
GB (2) GB486536A (en:Method)
NL (1) NL53851C (en:Method)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE753052C (de) * 1940-02-14 1953-10-26 Siemens & Halske A G Vierdraht-Fernmeldekabel mit zwischen den Adergruppen entgegengesetzter UEbertragungsrichtung angeordneten Schirmen
US4085284A (en) * 1976-08-10 1978-04-18 General Cable Corporation D-shield telephone cables
GB2152735B (en) * 1983-11-17 1986-12-31 Phillips Cables Ltd Telecommunication cables

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE366851C (de) * 1922-03-22 1923-01-12 Telephonwerke G M B H Deutsche Kabel fuer Hochfrequenztelegraphie und -telephonie
US1933261A (en) * 1931-08-12 1933-10-31 Bell Telephone Labor Inc Shielding
US1979402A (en) * 1932-06-07 1934-11-06 American Telephone & Telegraph Concentric shield for cables
FR778832A (fr) * 1933-10-02 1935-03-25 Siemens Ag Câble téléphonique pour l'exploitation à quatre fils, en particulier à fréquence porteuse
GB459124A (en) * 1935-03-29 1936-12-29 Leon Lilienfeld Manufacture of cellulose derivatives and of artificial filaments, film and other shaped structures therefrom

Also Published As

Publication number Publication date
FR829608A (fr) 1938-07-01
GB492333A (en) 1938-09-12
DE755471C (de) 1953-01-05
NL53851C (en:Method)
CH233000A (de) 1944-06-30

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