DK135439B - Impulsomsætter til dynamikkompression i deltamodulationsanlæg. - Google Patents

Impulsomsætter til dynamikkompression i deltamodulationsanlæg.

Info

Publication number
DK135439B
DK135439B DK273971AA DK273971A DK135439B DK 135439 B DK135439 B DK 135439B DK 273971A A DK273971A A DK 273971AA DK 273971 A DK273971 A DK 273971A DK 135439 B DK135439 B DK 135439B
Authority
DK
Denmark
Prior art keywords
modulation systems
delta modulation
dynamic compression
impulse converter
impulse
Prior art date
Application number
DK273971AA
Other languages
Danish (da)
English (en)
Other versions
DK135439C (xx
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 DK135439B publication Critical patent/DK135439B/da
Application granted granted Critical
Publication of DK135439C publication Critical patent/DK135439C/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/02—Delta modulation, i.e. one-bit differential modulation
    • H03M3/022—Delta modulation, i.e. one-bit differential modulation with adaptable step size, e.g. adaptive delta modulation [ADM]

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Electronic Switches (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DK273971AA 1970-06-05 1971-06-04 Impulsomsætter til dynamikkompression i deltamodulationsanlæg. DK135439B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7824/70A SE346434B (xx) 1970-06-05 1970-06-05

Publications (2)

Publication Number Publication Date
DK135439B true DK135439B (da) 1977-04-25
DK135439C DK135439C (xx) 1977-10-10

Family

ID=20272415

Family Applications (1)

Application Number Title Priority Date Filing Date
DK273971AA DK135439B (da) 1970-06-05 1971-06-04 Impulsomsætter til dynamikkompression i deltamodulationsanlæg.

Country Status (9)

Country Link
US (1) US3736508A (xx)
CA (1) CA949680A (xx)
DE (1) DE2126172C3 (xx)
DK (1) DK135439B (xx)
FR (1) FR2094076B1 (xx)
GB (1) GB1324957A (xx)
NL (1) NL7107487A (xx)
NO (1) NO128001B (xx)
SE (1) SE346434B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2188367B1 (xx) * 1972-06-01 1980-03-21 Ibm France
US3831167A (en) * 1972-11-08 1974-08-20 Bell Telephone Labor Inc Digital-to-analog conversion using multiple decoders
US3806806A (en) * 1972-11-20 1974-04-23 Bell Telephone Labor Inc Adaptive data modulator
FR2386941A1 (fr) * 1977-04-04 1978-11-03 Trt Telecom Radio Electr Dispositif de traitement d'un signal numerique delta, destine notamment au decodage de ce signal
WO2008137984A1 (en) 2007-05-08 2008-11-13 Cree Led Lighting Solutions, Inc. Lighting devices and methods for lighting

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3633170A (en) * 1970-06-09 1972-01-04 Ibm Digital filter and threshold circuit

Also Published As

Publication number Publication date
CA949680A (en) 1974-06-18
NL7107487A (xx) 1971-12-07
FR2094076A1 (xx) 1972-02-04
GB1324957A (en) 1973-07-25
DE2126172B2 (de) 1973-10-04
FR2094076B1 (xx) 1976-03-19
NO128001B (xx) 1973-09-10
US3736508A (en) 1973-05-29
DE2126172A1 (de) 1971-12-09
DE2126172C3 (de) 1979-11-22
DK135439C (xx) 1977-10-10
SE346434B (xx) 1972-07-03

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