Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L12/00—Data switching networks
  • H04L12/50—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication
  • H04L12/52—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication using time division techniques

Landscapes

• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Signal Processing (AREA)
• Data Exchanges In Wide-Area Networks (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=5846588

Family Applications (1)

Country Status (11)

• 1972
  • 1972-06-02 DE DE2226816A patent/DE2226816A1/de active Pending
• 1973
  • 1973-05-10 GB GB2233173A patent/GB1410395A/en not_active Expired
  • 1973-05-11 CH CH661873A patent/CH557119A/xx not_active IP Right Cessation
  • 1973-05-24 FR FR7318967A patent/FR2332661A1/fr active Granted
  • 1973-05-25 CA CA172,288A patent/CA1004756A/en not_active Expired
  • 1973-05-29 ZA ZA733645A patent/ZA733645B/xx unknown
  • 1973-05-30 NL NL7307588A patent/NL7307588A/xx unknown
  • 1973-05-30 SE SE7307699*A patent/SE380371B/xx unknown
  • 1973-05-30 IT IT24813/73A patent/IT988794B/it active
  • 1973-06-01 BE BE131808A patent/BE800374A/xx unknown
  • 1973-06-01 BR BR4142/73A patent/BR7304142D0/pt unknown

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