FR2266986B1 - - Google Patents

Info

Publication number
FR2266986B1
FR2266986B1 FR7507865A FR7507865A FR2266986B1 FR 2266986 B1 FR2266986 B1 FR 2266986B1 FR 7507865 A FR7507865 A FR 7507865A FR 7507865 A FR7507865 A FR 7507865A FR 2266986 B1 FR2266986 B1 FR 2266986B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7507865A
Other versions
FR2266986A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dicom Systems Ltd
Original Assignee
Dicom Systems Ltd
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 Dicom Systems Ltd filed Critical Dicom Systems Ltd
Publication of FR2266986A1 publication Critical patent/FR2266986A1/fr
Application granted granted Critical
Publication of FR2266986B1 publication Critical patent/FR2266986B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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]
    • H04B14/064—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] with adaptive feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
FR7507865A 1974-04-08 1975-03-13 Expired FR2266986B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US458806A US3922606A (en) 1974-04-08 1974-04-08 Adaptive delta modulation information transmission system

Publications (2)

Publication Number Publication Date
FR2266986A1 FR2266986A1 (fr) 1975-10-31
FR2266986B1 true FR2266986B1 (fr) 1978-10-27

Family

ID=23822160

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7507865A Expired FR2266986B1 (fr) 1974-04-08 1975-03-13

Country Status (4)

Country Link
US (1) US3922606A (fr)
DE (1) DE2515043A1 (fr)
FR (1) FR2266986B1 (fr)
GB (1) GB1493519A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4071825A (en) * 1976-05-17 1978-01-31 Rca Corporation Adaptive delta modulation system
US4151517A (en) * 1977-02-14 1979-04-24 Motorola, Inc. Closed loop companding ratio control for continuously variable slope delta modulation
US4532495A (en) * 1978-02-24 1985-07-30 Votrax, Inc. Speech digitization system
US4264974A (en) * 1979-12-17 1981-04-28 International Business Machines Corporation Optimized digital delta modulation compander having truncation effect error recovery
US4411003A (en) * 1981-07-20 1983-10-18 Communication Satellite Corporation Multiple-loop adaptive delta modulator
US4384278A (en) * 1981-07-22 1983-05-17 Bell Telephone Laboratories, Incorporated One-bit codec with slope overload correction
US4700362A (en) * 1983-10-07 1987-10-13 Dolby Laboratories Licensing Corporation A-D encoder and D-A decoder system
US4726037A (en) * 1986-03-26 1988-02-16 American Telephone And Telegraph Company, At&T Bell Laboratories Predictive communication system filtering arrangement
DE3927760A1 (de) * 1989-08-23 1991-03-14 Blaupunkt Werke Gmbh Analog/digital-wandler
US5241702A (en) * 1990-09-06 1993-08-31 Telefonaktiebolaget L M Ericsson D.c. offset compensation in a radio receiver
US6535153B1 (en) * 1999-02-04 2003-03-18 Med-El Electromedizinische Gerate Ges.M.B.H. Adaptive sigma-delta modulation with one-bit quantization
DE10361430B4 (de) * 2003-12-23 2005-12-01 Sew-Eurodrive Gmbh & Co. Kg Umrichter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3393364A (en) * 1965-10-23 1968-07-16 Signatron Statistical delta modulation system
US3784922A (en) * 1971-06-22 1974-01-08 Bell Telephone Labor Inc Adaptive delta modulation decoder

Also Published As

Publication number Publication date
DE2515043A1 (de) 1976-02-26
US3922606A (en) 1975-11-25
GB1493519A (en) 1977-11-30
FR2266986A1 (fr) 1975-10-31
DE2515043B2 (fr) 1979-06-21

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Legal Events

Date Code Title Description
ST Notification of lapse