TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

DELTA MODULATION [9 records]

Record 1 2024-02-22

English

Subject field(s)
  • Artificial Intelligence
  • Internet and Telematics
DEF

A method for digitizing voice signals that uses relative amplitude changes rather than absolute amplitude values (ISO/IEC, JTC1/SC1, N1609, 1994).

French

Domaine(s)
  • Intelligence artificielle
  • Internet et télématique

Spanish

Save record 1

Record 2 2008-02-12

English

Subject field(s)
  • Telecommunications
  • Microwave Technology (Telecommunications)
DEF

A means of encoding analog signals in control and communication systems.

OBS

The output of the delta encoder is a single weighed digital pulse train which may be decoded at the receiving end to reconstruct an original analog signal.

French

Domaine(s)
  • Télécommunications
  • Micro-ondes (Télécommunications)
DEF

Modulation qui consiste à coder simplement le sens de variation d'un signal analogique.

Spanish

Campo(s) temático(s)
  • Telecomunicaciones
  • Microondas (Telecomunicaciones)
Save record 2

Record 3 2001-05-29

English

Subject field(s)
  • Radio Transmission and Reception
  • Telecommunications Transmission
  • Military Communications
DEF

A type of delta modulation in which the size of the steps of the approximates signal is progressively increased or decreased as required to make the approximated signal closely match the input analog wave.

CONT

The most common form of digitized voice is known as continuous variable slope delta modulation, where the audio signal is converted to a 16 000-bit data stream.

Key term(s)
  • continuous-variable slope delta modualtion
  • CVSD modulation

French

Domaine(s)
  • Émission et réception radio
  • Transmission (Télécommunications)
  • Transmissions militaires
Key term(s)
  • modulation CVSD
  • modulation delta à pente continuellement variable

Spanish

Save record 3

Record 4 1998-09-29

English

Subject field(s)
  • Telecommunications

French

Domaine(s)
  • Télécommunications

Spanish

Save record 4

Record 5 1995-08-07

English

Subject field(s)
  • Signals (Military)
DEF

A numeric modulation in which is encoded the amplitude difference between two successive samples of the analog signal to transmit, and not the absolute level of the samples as in pulse code modulation. (STWG)

French

Domaine(s)
  • Transmissions de campagne (Militaire)
DEF

Modulation numérique dans laquelle on code la différence d'amplitude entre deux échantillons successifs du signal analogique à transmettre, et non le niveau absolu des échantillons comme dans la modulation par impulsions codées. (GTTT)

OBS

Terme(s) et définition uniformisés par le Groupe de travail de terminologie des Transmissions (GTTT).

Spanish

Save record 5

Record 6 1994-01-27

English

Subject field(s)
  • Air Transport

French

Domaine(s)
  • Transport aérien

Spanish

Campo(s) temático(s)
  • Transporte aéreo
Save record 6

Record 7 1988-10-20

English

Subject field(s)
  • Telecommunications
  • Telecommunications Transmission
CONT

Other coding methods like delta modulation (DM), adaptive delta modulation (ADM), differential pulse code modulation. (DPCM), etc... are sometimes used or envisaged for particular radio systems ...

French

Domaine(s)
  • Télécommunications
  • Transmission (Télécommunications)
CONT

D'autres méthodes de codage, par exemple celles de la modulation delta (MD), de la modulation delta adaptable (MDA), de la modulation par impulsions et codage différentielle (MIC différentielle), etc., sont appliquées parfois à des systèmes radio-électriques particuliers, ou envisagées (...)

Spanish

Save record 7

Record 8 1979-12-12

English

Subject field(s)
  • Telecommunications
  • Telecommunications Transmission
OBS

Digitally controlled delta modulation (DCDM) is probably slightly more attractive in combination with SCPC than companded FM.

French

Domaine(s)
  • Télécommunications
  • Transmission (Télécommunications)
OBS

La modulation delta à commande numérique (MDCN) est probablement un peu plus avantageuse en SCPC qu'en modulation de fréquence avec compression et extension.

Spanish

Save record 8

Record 9 1976-06-19

English

Subject field(s)
  • Installation of Electrical Equipment

French

Domaine(s)
  • Installation des équipements électriques

Spanish

Save record 9

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