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.)
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INTERNAT MARINE RADIO Co
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INTERNAT MARINE RADIO Co
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Publication date
Application filed by INTERNAT MARINE RADIO CofiledCriticalINTERNAT MARINE RADIO Co
Publication of GB845157ApublicationCriticalpatent/GB845157A/en
H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
H04L15/00—Apparatus or local circuits for transmitting or receiving dot-and-dash codes, e.g. Morse code
H04L15/24—Apparatus or circuits at the receiving end
H04L15/26—Apparatus or circuits at the receiving end operating only on reception of predetermined code signals, e.g. distress signals, party-line call signals
Fremgangsmåde og kredsløbsarrangement til central overvågning af tidsmålekredse for flere funktionsenheder i telekommunikationsanlæg, især telefoncentralanlæg.
One-operational amplifier realisation of fourth order type-one systems(Simulation of fourth order type I linear system, using one-operational amplifier and two-terminal network consisting of four resistors and four capacitors)
Variance of the number of crossings in relizations of a random signal(Dispersion of number of positive zeros as function of time for realization of quasi-harmonic random signal)