JPS5523680A - Two wire full duplex data transmission unit - Google Patents

Two wire full duplex data transmission unit

Info

Publication number
JPS5523680A
JPS5523680A JP9707278A JP9707278A JPS5523680A JP S5523680 A JPS5523680 A JP S5523680A JP 9707278 A JP9707278 A JP 9707278A JP 9707278 A JP9707278 A JP 9707278A JP S5523680 A JPS5523680 A JP S5523680A
Authority
JP
Japan
Prior art keywords
line
circuit
side band
fed
bpf
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
JP9707278A
Other languages
English (en)
Inventor
Kojiro Watanabe
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP9707278A priority Critical patent/JPS5523680A/ja
Publication of JPS5523680A publication Critical patent/JPS5523680A/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
    • H04L25/497—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 correlative coding, e.g. partial response coding or echo modulation coding transmitters and receivers for partial response systems

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Dc Digital Transmission (AREA)
  • Bidirectional Digital Transmission (AREA)
JP9707278A 1978-08-08 1978-08-08 Two wire full duplex data transmission unit Pending JPS5523680A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9707278A JPS5523680A (en) 1978-08-08 1978-08-08 Two wire full duplex data transmission unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9707278A JPS5523680A (en) 1978-08-08 1978-08-08 Two wire full duplex data transmission unit

Publications (1)

Publication Number Publication Date
JPS5523680A true JPS5523680A (en) 1980-02-20

Family

ID=14182429

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9707278A Pending JPS5523680A (en) 1978-08-08 1978-08-08 Two wire full duplex data transmission unit

Country Status (1)

Country Link
JP (1) JPS5523680A (ja)

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