DK140776B - Apparat til omsætning af et analog-indgangssignal til et PCM-udgangssignal. - Google Patents

Apparat til omsætning af et analog-indgangssignal til et PCM-udgangssignal.

Info

Publication number
DK140776B
DK140776B DK669574AA DK669574A DK140776B DK 140776 B DK140776 B DK 140776B DK 669574A A DK669574A A DK 669574AA DK 669574 A DK669574 A DK 669574A DK 140776 B DK140776 B DK 140776B
Authority
DK
Denmark
Prior art keywords
converting
analog input
output signal
input signal
pcm output
Prior art date
Application number
DK669574AA
Other languages
English (en)
Other versions
DK140776C (da
DK669574A (da
Inventor
Gunnar Erik Willia Sparrendahl
Original Assignee
Ericsson Telefon Ab L M
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 Telefon Ab L M filed Critical Ericsson Telefon Ab L M
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

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion 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
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3002—Conversion to or from differential modulation
    • H03M7/3048—Conversion to or from one-bit differential modulation only, e.g. delta modulation [DM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • 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
    • H04B14/062—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 delta modulation or one-bit differential modulation [1DPCM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details

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 DK669574A (da) 1975-08-18
DK140776B true DK140776B (da) 1979-11-12
DK140776C DK140776C (da) 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 (da)
BR (1) BR7410610D0 (da)
CA (1) CA1037168A (da)
DE (1) DE2460210B2 (da)
DK (1) DK140776B (da)
ES (1) ES433188A1 (da)
FI (1) FI56292C (da)
FR (1) FR2255752B1 (da)
GB (1) GB1489367A (da)
IT (1) IT1027921B (da)
NL (1) NL188319C (da)
NO (1) NO136662C (da)
SE (1) SE381786B (da)

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 (en) * 1984-07-05 1990-07-24 Nec Corporation Method and apparatus for converting an analog signal to a digital signal using an oversampling technique

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 (da) * 1970-10-28 1976-02-03
FR2116224B1 (da) * 1970-10-29 1974-10-31 Ibm France

Also Published As

Publication number Publication date
NO136662C (no) 1977-10-12
FI56292B (fi) 1979-08-31
FR2255752B1 (da) 1978-07-07
DK140776C (da) 1980-05-05
NL188319B (nl) 1991-12-16
FR2255752A1 (da) 1975-07-18
US3962636A (en) 1976-06-08
AU7611774A (en) 1976-06-10
CA1037168A (en) 1978-08-22
DE2460210B2 (de) 1976-10-28
GB1489367A (en) 1977-10-19
BR7410610D0 (pt) 1975-09-02
NO136662B (da) 1977-07-04
ES433188A1 (es) 1976-11-16
SE7317374L (da) 1975-06-23
FI357274A (da) 1975-06-22
SE381786B (sv) 1975-12-15
DK669574A (da) 1975-08-18
IT1027921B (it) 1978-12-20
NL188319C (nl) 1992-05-18
DE2460210A1 (de) 1975-07-03
NO744617L (da) 1975-07-21
NL7416423A (nl) 1975-06-24
FI56292C (fi) 1979-12-10

Similar Documents

Publication Publication Date Title
BE810464A (fr) Mecanisme de reliure a anneaux brises
DK139549B (da) Digital-analogomsaetter navnlig til et efter den iterative metode arbejdende apparat
CA1009475A (en) Circuit for converting a temperature dependent input signal to a temperature independent output signal
DK153912C (da) Apparat til paasaetning af fastgoerelsesorganer
NL7601414A (nl) Digitaal-naar-analoog omzetter.
NL186991C (nl) Signaalinvoerkiesschakeling.
BE821645A (fr) Convertisseur numerique/analogique
DK77977A (da) Apparat til overforing af stodkraft til en langstrakt genstand
DK142024C (da) Apparat til opvikling af materialebaner
FR2298906A1 (fr) Dispositif de conversion analogique numerique du type serie-parallele
DK153605C (da) Apparat til overvaagning af taktsignalerne i et digitalt anlaeg
NO140248C (no) Innretning til gjennomfoerelse av booleske sammenknytninger
DK133144C (da) Anleg til kompostering af affaldsmateriale
BR7407919D0 (pt) Um amplificador de forca
DK133104C (da) Analogifremgangsmade til fremstilling af 9-substituerede aminoimidazo(4,5-f)kinoliner
DK140776B (da) Apparat til omsætning af et analog-indgangssignal til et PCM-udgangssignal.
SE7409142L (sv) Kopplingsanordning for omvandling av en frekvens till ett binertal.
SE396261B (sv) Digital signalgenerator
SE7609695L (sv) Apparat for alstring av en kalibrerad digital elektrisk utsignal, svarande mot en elektrisk analog insignal
DK120805B (da) Apparat til frembringelse af en række af ciffersignaler.
NL188725C (nl) Analoog-digitaal-omzetter.
NO875015D0 (no) Apparat for omforming av et analogt, balansert signal til et digitalt signal.
BE817913A (fr) Modulateur numerique
SE7511365L (sv) Omvandlare for omvandling av en obalanserad insignal till en mottaktutsignal
DK141007C (da) Apparat til bearbejdning af ekg-signaler