GB1217994A - - Google Patents

Info

Publication number
GB1217994A
GB1217994A GB1217994DA GB1217994A GB 1217994 A GB1217994 A GB 1217994A GB 1217994D A GB1217994D A GB 1217994DA GB 1217994 A GB1217994 A GB 1217994A
Authority
GB
United Kingdom
Prior art keywords
block
channel
faulty
terminal
signal
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
Other languages
English (en)
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 filed Critical
Publication of GB1217994A publication Critical patent/GB1217994A/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
    • H04L1/12—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
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G35/00—Reforming naphtha
    • C10G35/04—Catalytic reforming
    • C10G35/06—Catalytic reforming characterised by the catalyst used
    • C10G35/085—Catalytic reforming characterised by the catalyst used containing platinum group metals or compounds thereof
    • C10G35/09—Bimetallic catalysts in which at least one of the metals is a platinum group metal
    • 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
    • H04L2001/0092—Error control systems characterised by the topology of the transmission link
    • H04L2001/0096—Channel splitting in point-to-point links

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Communication Control (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
GB1217994D 1968-03-21 1969-03-20 Expired GB1217994A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681762012 DE1300583B (de) 1968-03-21 1968-03-21 Verfahren zur UEbertragung von Daten mit blockweiser Sicherung

Publications (1)

Publication Number Publication Date
GB1217994A true GB1217994A (da) 1971-01-06

Family

ID=5696820

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1217994D Expired GB1217994A (da) 1968-03-21 1969-03-20

Country Status (8)

Country Link
BE (1) BE734982A (da)
CH (1) CH483164A (da)
DE (1) DE1300583B (da)
FR (1) FR2050646A5 (da)
GB (1) GB1217994A (da)
LU (1) LU58768A1 (da)
NL (1) NL6903757A (da)
SE (1) SE358063B (da)

Also Published As

Publication number Publication date
DE1300583B (de) 1969-08-07
LU58768A1 (da) 1969-10-28
NL6903757A (da) 1969-09-23
BE734982A (da) 1969-12-23
SE358063B (da) 1973-07-16
CH483164A (de) 1969-12-15
FR2050646A5 (da) 1971-04-02

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees