BE781628A - Convertisseur de signal numerique module en delta - Google Patents

Convertisseur de signal numerique module en delta

Info

Publication number
BE781628A
BE781628A BE781628A BE781628A BE781628A BE 781628 A BE781628 A BE 781628A BE 781628 A BE781628 A BE 781628A BE 781628 A BE781628 A BE 781628A BE 781628 A BE781628 A BE 781628A
Authority
BE
Belgium
Prior art keywords
delta
digital signal
signal converter
converter module
module
Prior art date
Application number
BE781628A
Other languages
English (en)
Inventor
J L Flanagan
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of BE781628A publication Critical patent/BE781628A/fr

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]
    • H03M7/3051—Conversion to or from one-bit differential modulation only, e.g. delta modulation [DM] adaptive, e.g. adaptive delta modulation [ADM]

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
BE781628A 1971-04-07 1972-04-04 Convertisseur de signal numerique module en delta BE781628A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13205971A 1971-04-07 1971-04-07

Publications (1)

Publication Number Publication Date
BE781628A true BE781628A (fr) 1972-07-31

Family

ID=22452261

Family Applications (1)

Application Number Title Priority Date Filing Date
BE781628A BE781628A (fr) 1971-04-07 1972-04-04 Convertisseur de signal numerique module en delta

Country Status (6)

Country Link
US (1) US3703688A (fr)
JP (1) JPS557971B1 (fr)
BE (1) BE781628A (fr)
DE (1) DE2216069C3 (fr)
FR (1) FR2132728B1 (fr)
GB (1) GB1356209A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3855555A (en) * 1970-09-04 1974-12-17 Industrial Research Prod Inc Delta modulator having low-level random noise characteristic
US3878465A (en) * 1972-12-15 1975-04-15 Univ Sherbrooke Instantaneous adaptative delta modulation system
NL7400764A (nl) * 1974-01-21 1975-07-23 Philips Nv Digitale inrichting voor het omzetten van ge- comprimeerde delta gemoduleerde signalen in pcm-signalen.
US4035724A (en) * 1974-05-08 1977-07-12 Universite De Sherbrooke Digital converter from continuous variable slope delta modulation to pulse code modulation
US3903401A (en) * 1974-06-27 1975-09-02 Bell Telephone Labor Inc Spectrum analyzer using delta modulation encoding
US3949299A (en) * 1974-11-05 1976-04-06 North Electric Company Signal coding for telephone communication system
US4709375A (en) * 1983-09-27 1987-11-24 Robinton Products, Inc. Digital phase selection system for signal multipliers
US4700362A (en) * 1983-10-07 1987-10-13 Dolby Laboratories Licensing Corporation A-D encoder and D-A decoder system
US5832490A (en) * 1996-05-31 1998-11-03 Siemens Medical Systems, Inc. Lossless data compression technique that also facilitates signal analysis
GB0414420D0 (en) * 2004-06-28 2004-07-28 Cambridge Silicon Radio Ltd Speech activity detection

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2852745A (en) * 1953-11-05 1958-09-16 Bell Telephone Labor Inc Conversion of two-valued codes
US3339142A (en) * 1963-07-01 1967-08-29 Martin Marietta Corp Adaptive pulse transmission system with modified delta modulation and redundant pulse elimination
US3394313A (en) * 1964-09-14 1968-07-23 Navy Usa Symmetrically phase modulated transmission system with multi-lobed modulating signals
US3500205A (en) * 1966-06-14 1970-03-10 Gen Electric Co Ltd Communication systems employing code modulation

Also Published As

Publication number Publication date
US3703688A (en) 1972-11-21
DE2216069B2 (de) 1980-07-24
FR2132728A1 (fr) 1972-11-24
DE2216069C3 (de) 1981-05-21
GB1356209A (en) 1974-06-12
DE2216069A1 (de) 1972-10-12
JPS557971B1 (fr) 1980-02-29
FR2132728B1 (fr) 1975-03-21

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WESTERN ELECTRIC CY INC.

Effective date: 19910430