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GB1553572A - Testing of information transmission channels - Google Patents

Testing of information transmission channels

Info

Publication number
GB1553572A
GB1553572A GB1067275A GB1067275A GB1553572A GB 1553572 A GB1553572 A GB 1553572A GB 1067275 A GB1067275 A GB 1067275A GB 1067275 A GB1067275 A GB 1067275A GB 1553572 A GB1553572 A GB 1553572A
Authority
GB
United Kingdom
Prior art keywords
testing
information transmission
transmission channels
channels
information
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.)
Expired
Application number
GB1067275A
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.)
Trend Communications Ltd
Original Assignee
Trend Communications 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 Trend Communications Ltd filed Critical Trend Communications Ltd
Priority to GB1067275A priority Critical patent/GB1553572A/en
Publication of GB1553572A publication Critical patent/GB1553572A/en
Expired 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
    • H04L1/24—Testing correct operation
    • H04L1/242—Testing correct operation by comparing a transmitted test signal with a locally generated replica
    • H04L1/243—Testing correct operation by comparing a transmitted test signal with a locally generated replica at the transmitter, using a loop-back

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
GB1067275A 1976-06-07 1976-06-07 Testing of information transmission channels Expired GB1553572A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1067275A GB1553572A (en) 1976-06-07 1976-06-07 Testing of information transmission channels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1067275A GB1553572A (en) 1976-06-07 1976-06-07 Testing of information transmission channels

Publications (1)

Publication Number Publication Date
GB1553572A true GB1553572A (en) 1979-09-26

Family

ID=9972154

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1067275A Expired GB1553572A (en) 1976-06-07 1976-06-07 Testing of information transmission channels

Country Status (1)

Country Link
GB (1) GB1553572A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0378424A1 (en) * 1989-01-13 1990-07-18 International Business Machines Corporation Link transmission priority start
EP0419697A1 (en) * 1989-09-26 1991-04-03 Siemens Aktiengesellschaft Method of measuring the bit error rate in the transmission of digital information
WO2001052568A3 (en) * 2000-01-10 2002-03-21 Qualcomm Inc Method and apparatus for testing wireless communication channels

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0378424A1 (en) * 1989-01-13 1990-07-18 International Business Machines Corporation Link transmission priority start
EP0419697A1 (en) * 1989-09-26 1991-04-03 Siemens Aktiengesellschaft Method of measuring the bit error rate in the transmission of digital information
WO2001052568A3 (en) * 2000-01-10 2002-03-21 Qualcomm Inc Method and apparatus for testing wireless communication channels
US6542538B2 (en) 2000-01-10 2003-04-01 Qualcomm Incorporated Method and apparatus for testing wireless communication channels
KR100743321B1 (en) * 2000-01-10 2007-07-26 콸콤 인코포레이티드 Method and apparatus for testing wireless communication channels
KR100766628B1 (en) * 2000-01-10 2007-10-15 콸콤 인코포레이티드 Method and apparatus for testing wireless communication channels
US7421016B2 (en) 2000-01-10 2008-09-02 Scott Eduard Fischel Method and apparatus for testing wireless communication channels

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee