JPS5787250A - Display unit for quality of data communication line - Google Patents

Display unit for quality of data communication line

Info

Publication number
JPS5787250A
JPS5787250A JP16137580A JP16137580A JPS5787250A JP S5787250 A JPS5787250 A JP S5787250A JP 16137580 A JP16137580 A JP 16137580A JP 16137580 A JP16137580 A JP 16137580A JP S5787250 A JPS5787250 A JP S5787250A
Authority
JP
Japan
Prior art keywords
line
quality
cpu1
data communication
text
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
JP16137580A
Other languages
English (en)
Inventor
Taketo Hasegawa
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP16137580A priority Critical patent/JPS5787250A/ja
Publication of JPS5787250A publication Critical patent/JPS5787250A/ja
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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1874—Buffer management

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
JP16137580A 1980-11-18 1980-11-18 Display unit for quality of data communication line Pending JPS5787250A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16137580A JPS5787250A (en) 1980-11-18 1980-11-18 Display unit for quality of data communication line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16137580A JPS5787250A (en) 1980-11-18 1980-11-18 Display unit for quality of data communication line

Publications (1)

Publication Number Publication Date
JPS5787250A true JPS5787250A (en) 1982-05-31

Family

ID=15733888

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16137580A Pending JPS5787250A (en) 1980-11-18 1980-11-18 Display unit for quality of data communication line

Country Status (1)

Country Link
JP (1) JPS5787250A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009004681A1 (ja) * 2007-06-29 2009-01-08 Fujitsu Limited 無線リソースの障害検出方法及び装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009004681A1 (ja) * 2007-06-29 2009-01-08 Fujitsu Limited 無線リソースの障害検出方法及び装置
JPWO2009004681A1 (ja) * 2007-06-29 2010-08-26 富士通株式会社 無線リソースの障害検出方法及び装置
JP5007747B2 (ja) * 2007-06-29 2012-08-22 富士通株式会社 無線リソースの障害検出方法及び装置

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