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
  • H04L12/525—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication using time division techniques involving a stored program control
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
  • H03J3/00—Continuous tuning
  • H03J3/02—Details
  • H03J3/10—Circuit arrangements for fine tuning, e.g. bandspreading
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04J—MULTIPLEX COMMUNICATION
  • H04J3/00—Time-division multiplex systems
  • H04J3/02—Details
  • H04J3/10—Arrangements for reducing cross-talk between channels

Landscapes

• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Signal Processing (AREA)
• Time-Division Multiplex Systems (AREA)
• Monitoring And Testing Of Exchanges (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=7519912

Family Applications (1)

Country Status (5)

• 1965
  • 1965-03-29 DE DE1965S0096244 patent/DE1289089B/de active Pending
• 1966
  • 1966-02-22 NL NL6602270A patent/NL6602270A/xx unknown
  • 1966-03-28 SE SE407866A patent/SE317705B/xx unknown
  • 1966-03-28 GB GB1350266A patent/GB1087148A/en not_active Expired
  • 1966-03-29 BE BE678636D patent/BE678636A/xx unknown

Also Published As

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