JPS52131401A - Parallel data transmission unit - Google Patents

Parallel data transmission unit

Info

Publication number
JPS52131401A
JPS52131401A JP4770376A JP4770376A JPS52131401A JP S52131401 A JPS52131401 A JP S52131401A JP 4770376 A JP4770376 A JP 4770376A JP 4770376 A JP4770376 A JP 4770376A JP S52131401 A JPS52131401 A JP S52131401A
Authority
JP
Japan
Prior art keywords
data transmission
transmission unit
parallel data
speed data
compensate
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
JP4770376A
Other languages
Japanese (ja)
Inventor
Kozo Kamata
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4770376A priority Critical patent/JPS52131401A/en
Publication of JPS52131401A publication Critical patent/JPS52131401A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Dc Digital Transmission (AREA)
  • Communication Control (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)

Abstract

PURPOSE:To compensate the delay time caused by the transmission system difference by transferring the test pattern with every start of communication in case parallel high-speed data transmission is carried out using plural units of low-speed data circuits.
JP4770376A 1976-04-28 1976-04-28 Parallel data transmission unit Pending JPS52131401A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4770376A JPS52131401A (en) 1976-04-28 1976-04-28 Parallel data transmission unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4770376A JPS52131401A (en) 1976-04-28 1976-04-28 Parallel data transmission unit

Publications (1)

Publication Number Publication Date
JPS52131401A true JPS52131401A (en) 1977-11-04

Family

ID=12782648

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4770376A Pending JPS52131401A (en) 1976-04-28 1976-04-28 Parallel data transmission unit

Country Status (1)

Country Link
JP (1) JPS52131401A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60212053A (en) * 1984-04-05 1985-10-24 Nippon Telegr & Teleph Corp <Ntt> Packet exchange relay line selecting system
JPS61501543A (en) * 1984-03-20 1986-07-24 ブリティシュ・テレコミュニケ−ションズ・パブリック・リミテッド・カンパニ Wideband digital transmission method and device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61501543A (en) * 1984-03-20 1986-07-24 ブリティシュ・テレコミュニケ−ションズ・パブリック・リミテッド・カンパニ Wideband digital transmission method and device
JPH0467824B2 (en) * 1984-03-20 1992-10-29 Buriteitsushu Terekomyunikeeshonzu Plc
JPS60212053A (en) * 1984-04-05 1985-10-24 Nippon Telegr & Teleph Corp <Ntt> Packet exchange relay line selecting system
JPH0614644B2 (en) * 1984-04-05 1994-02-23 日本電信電話株式会社 Packet switching trunk line selection method

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