JPS5721147A - Monitor system for pcm relay transmission line - Google Patents

Monitor system for pcm relay transmission line

Info

Publication number
JPS5721147A
JPS5721147A JP9558780A JP9558780A JPS5721147A JP S5721147 A JPS5721147 A JP S5721147A JP 9558780 A JP9558780 A JP 9558780A JP 9558780 A JP9558780 A JP 9558780A JP S5721147 A JPS5721147 A JP S5721147A
Authority
JP
Japan
Prior art keywords
output
comparator
relay device
transmission line
polarity
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.)
Pending
Application number
JP9558780A
Other languages
English (en)
Inventor
Shinji Kajiwara
Masami Mizuguchi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP9558780A priority Critical patent/JPS5721147A/ja
Publication of JPS5721147A publication Critical patent/JPS5721147A/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H04L25/4917—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 using multilevel codes
    • H04L25/4923—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 using multilevel codes using ternary codes
    • H04L25/4925—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 using multilevel codes using ternary codes using balanced bipolar ternary codes

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Dc Digital Transmission (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
JP9558780A 1980-07-15 1980-07-15 Monitor system for pcm relay transmission line Pending JPS5721147A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9558780A JPS5721147A (en) 1980-07-15 1980-07-15 Monitor system for pcm relay transmission line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9558780A JPS5721147A (en) 1980-07-15 1980-07-15 Monitor system for pcm relay transmission line

Publications (1)

Publication Number Publication Date
JPS5721147A true JPS5721147A (en) 1982-02-03

Family

ID=14141709

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9558780A Pending JPS5721147A (en) 1980-07-15 1980-07-15 Monitor system for pcm relay transmission line

Country Status (1)

Country Link
JP (1) JPS5721147A (ja)

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