FR1517014A - Système de communication à modulation en delta ayant des caractéristiques hyperboliques de compensation d'amplitude - Google Patents

Système de communication à modulation en delta ayant des caractéristiques hyperboliques de compensation d'amplitude

Info

Publication number
FR1517014A
FR1517014A FR93201A FR93201A FR1517014A FR 1517014 A FR1517014 A FR 1517014A FR 93201 A FR93201 A FR 93201A FR 93201 A FR93201 A FR 93201A FR 1517014 A FR1517014 A FR 1517014A
Authority
FR
France
Prior art keywords
communication system
delta modulation
amplitude compensation
modulation communication
compensation characteristics
Prior art date
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
FR93201A
Other languages
English (en)
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.)
NEC Corp
Original Assignee
Nippon Electric Co 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Application granted granted Critical
Publication of FR1517014A publication Critical patent/FR1517014A/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/13—Amines
    • A61K31/135—Amines having aromatic rings, e.g. ketamine, nortriptyline
    • 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]
    • 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

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Signal Processing (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Theoretical Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
FR93201A 1966-03-08 1967-01-31 Système de communication à modulation en delta ayant des caractéristiques hyperboliques de compensation d'amplitude Expired FR1517014A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1420066 1966-03-08

Publications (1)

Publication Number Publication Date
FR1517014A true FR1517014A (fr) 1968-02-05

Family

ID=11854459

Family Applications (1)

Application Number Title Priority Date Filing Date
FR93201A Expired FR1517014A (fr) 1966-03-08 1967-01-31 Système de communication à modulation en delta ayant des caractéristiques hyperboliques de compensation d'amplitude

Country Status (5)

Country Link
US (1) US3496468A (fr)
DE (1) DE1300968B (fr)
FR (1) FR1517014A (fr)
GB (1) GB1142578A (fr)
NL (1) NL141735B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4021799A (en) * 1970-05-18 1977-05-03 Fujitsu Ltd. Non-linear coding system
US3940694A (en) * 1971-10-29 1976-02-24 Sperry Rand Corporation Apparatus and method for reducing multiplicative gain variation distortions in data recording and transmission channels
NO142768C (no) * 1974-01-26 1980-10-08 Licentia Gmbh Kopling for automatisk dynamikk-kompresjon eller -ekspansjon
US3914591A (en) * 1974-04-19 1975-10-21 Bell Telephone Labor Inc Analog electronic multiplier
US4295223A (en) * 1979-04-25 1981-10-13 Westinghouse Electric Corp. Digital signal/noise ratio amplifier apparatus for a communication system
US4700362A (en) * 1983-10-07 1987-10-13 Dolby Laboratories Licensing Corporation A-D encoder and D-A decoder system
GB2275447A (en) * 1993-02-24 1994-08-31 Videojet Ltd Ink-resistant seals between components of an ink-jet print head.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE620450A (fr) * 1961-07-20

Also Published As

Publication number Publication date
GB1142578A (en) 1969-02-12
US3496468A (en) 1970-02-17
NL141735B (nl) 1974-03-15
NL6618014A (fr) 1967-09-11
DE1300968B (de) 1969-08-14

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