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.)
Publication of BE504176ApublicationCriticalpatent/BE504176A/xx
H04B14/00—Transmission systems not characterised by the medium used for transmission
H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
H04B14/06—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation
H04B14/066—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using differential modulation with several bits [NDPCM]
H04B14/068—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using differential modulation with several bits [NDPCM] with adaptive feedback
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Engineering & Computer Science
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Computer Networks & Wireless Communication
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Signal Processing
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Transmitters
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Compression, Expansion, Code Conversion, And Decoders
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