DK669574A - - Google Patents

Info

Publication number
DK669574A
DK669574A DK669574A DK669574A DK669574A DK 669574 A DK669574 A DK 669574A DK 669574 A DK669574 A DK 669574A DK 669574 A DK669574 A DK 669574A DK 669574 A DK669574 A DK 669574A
Authority
DK
Denmark
Application number
DK669574A
Other languages
Danish (da)
Other versions
DK140776B (da
DK140776C (fr
Inventor
G E W Sparrendahl
Original Assignee
Ericsson L M Tlfab
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 Ericsson L M Tlfab filed Critical Ericsson L M Tlfab
Publication of DK669574A publication Critical patent/DK669574A/da
Publication of DK140776B publication Critical patent/DK140776B/da
Application granted granted Critical
Publication of DK140776C publication Critical patent/DK140776C/da

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3002Conversion to or from differential modulation
    • H03M7/3048Conversion to or from one-bit differential modulation only, e.g. delta modulation [DM]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B14/00Transmission systems not characterised by the medium used for transmission
    • H04B14/02Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/06Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation
    • H04B14/062Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using delta modulation or one-bit differential modulation [1DPCM]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J3/00Time-division multiplex systems
    • H04J3/02Details

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
DK669574AA 1973-12-21 1974-12-20 Apparat til omsætning af et analog-indgangssignal til et PCM-udgangssignal. DK140776B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7317374A SE381786B (sv) 1973-12-21 1973-12-21 Anordning for omvandling av en analog insignal till en pcm-utsignal innefattande en deltam-kodare

Publications (3)

Publication Number Publication Date
DK669574A true DK669574A (fr) 1975-08-18
DK140776B DK140776B (da) 1979-11-12
DK140776C DK140776C (fr) 1980-05-05

Family

ID=20319488

Family Applications (1)

Application Number Title Priority Date Filing Date
DK669574AA DK140776B (da) 1973-12-21 1974-12-20 Apparat til omsætning af et analog-indgangssignal til et PCM-udgangssignal.

Country Status (13)

Country Link
US (1) US3962636A (fr)
BR (1) BR7410610D0 (fr)
CA (1) CA1037168A (fr)
DE (1) DE2460210B2 (fr)
DK (1) DK140776B (fr)
ES (1) ES433188A1 (fr)
FI (1) FI56292C (fr)
FR (1) FR2255752B1 (fr)
GB (1) GB1489367A (fr)
IT (1) IT1027921B (fr)
NL (1) NL188319C (fr)
NO (1) NO136662C (fr)
SE (1) SE381786B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4616349A (en) * 1982-11-22 1986-10-07 Mobil Oil Corporation Analog-to-digital converter for seismic exploration using delta modulation
GB2133238A (en) * 1982-12-10 1984-07-18 Marconi Co Ltd Coder/decoder arrangements
CA1271995A (fr) * 1984-07-05 1990-07-24 Nec Corporation Methode et dispositif de surechantillonage pour convertir un signal analogique en signal numerique

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3710056A (en) * 1966-05-25 1973-01-09 Nippon Electric Co Time-division multiplex delta-modulation communication system
JPS513468B1 (fr) * 1970-10-28 1976-02-03
FR2116224B1 (fr) * 1970-10-29 1974-10-31 Ibm France

Also Published As

Publication number Publication date
US3962636A (en) 1976-06-08
FI56292B (fi) 1979-08-31
IT1027921B (it) 1978-12-20
NL7416423A (nl) 1975-06-24
DE2460210B2 (de) 1976-10-28
SE7317374L (fr) 1975-06-23
NL188319C (nl) 1992-05-18
DK140776B (da) 1979-11-12
NO744617L (fr) 1975-07-21
FR2255752B1 (fr) 1978-07-07
CA1037168A (fr) 1978-08-22
AU7611774A (en) 1976-06-10
NO136662B (fr) 1977-07-04
BR7410610D0 (pt) 1975-09-02
FR2255752A1 (fr) 1975-07-18
DK140776C (fr) 1980-05-05
DE2460210A1 (de) 1975-07-03
FI357274A (fr) 1975-06-22
FI56292C (fi) 1979-12-10
ES433188A1 (es) 1976-11-16
NO136662C (no) 1977-10-12
SE381786B (sv) 1975-12-15
NL188319B (nl) 1991-12-16
GB1489367A (en) 1977-10-19

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