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
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L25/00—Baseband systems
  • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
  • H04L25/40—Transmitting circuits; Receiving circuits
  • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
  • H04L25/493—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems by transition coding, i.e. the time-position or direction of a transition being encoded before transmission
• • 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
  • H04L5/22—Arrangements affording multiple use of the transmission path using time-division multiplexing
  • H04L5/225—Arrangements affording multiple use of the transmission path using time-division multiplexing combined with the use of transition coding

Landscapes

• Engineering & Computer Science (AREA)
• Signal Processing (AREA)
• Computer Networks & Wireless Communication (AREA)
• Physics & Mathematics (AREA)
• Spectroscopy & Molecular Physics (AREA)
• Time-Division Multiplex Systems (AREA)
• Data Exchanges In Wide-Area Networks (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=7530654

Family Applications (1)

Country Status (7)

• 1967
  • 1967-07-25 DE DE1967S0110999 patent/DE1299678B/de active Pending
• 1968
  • 1968-07-08 CH CH1018768A patent/CH478501A/de not_active IP Right Cessation
  • 1968-07-24 SE SE1007968A patent/SE353428B/xx unknown
  • 1968-07-24 NL NL6810491A patent/NL6810491A/xx unknown
  • 1968-07-25 FR FR1575150D patent/FR1575150A/fr not_active Expired
  • 1968-07-25 BE BE718575D patent/BE718575A/xx unknown
  • 1968-07-25 GB GB3551568A patent/GB1187717A/en not_active Expired

Also Published As

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