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FREQUENCY SHIFT MODULATION [8 records]

Record 1 2024-02-22

English

Subject field(s)
  • Internet and Telematics
OBS

frequency shift keying : a specialized modulation technique, in which the modulating signal is digital rather than analog.

French

Domaine(s)
  • Internet et télématique
OBS

modulation par déplacement de fréquence : la fréquence de la porteuse varie lorsqu'il y a changement dans l'état du signal transmis.

Spanish

Save record 1

Record 2 2011-10-11

English

Subject field(s)
  • Wireless Telegraphy
  • Radar, Radio Guidance and Goniometry
  • Data Transmission
  • Military Communications
DEF

The form of frequency modulation in which the modulating wave shifts the output frequency between predetermined values, and the output wave has no phase discontinuity.

DEF

Frequency modulation in which a digital modulating signal varies the output frequency between a fixed number of predetermined values.

OBS

Commonly, the instantaneous frequency is shifted between two discrete values termed the mark and space frequencies.

OBS

frequency shift modulation : term officially approved by the International Civil Aviation Organization(ICAO).

French

Domaine(s)
  • Radiotélégraphie
  • Radar, radioguidage et radiogoniométrie
  • Transmission de données
  • Transmissions militaires
DEF

Modulation de fréquence par un signal numérique modulateur qui fait varier la fréquence du signal de sortie parmi un nombre fixe de valeurs prédéfinies.

OBS

transmission par déplacement de fréquence; transmission télégraphique par déplacement de fréquence : termes normalisés par l'AFNOR.

OBS

modulation par déplacement de fréquence : terme normalisé par la CSA et l'ISO.

OBS

modulation par déplacement de fréquence : terme uniformisé par l'Organisation de l'aviation civile internationale (OACI).

Spanish

Campo(s) temático(s)
  • Radiotelegrafía
  • Guía radárica, radioguía y radiogoniometría
  • Transmisión de datos
  • Comunicaciones militares
DEF

Método de modulación por el cual la señal moduladora desplaza la frecuencia de la señal portadora entre dos valores predeterminados y en el que la señal resultante no presenta discontinuidad de fase.

OBS

modulación por desplazamiento de frecuencia : término aceptado oficialmente por la Organización de Aviación Civil Internacional (OACI).

Key term(s)
  • modulación FSK
Save record 2

Record 3 - external organization data 2009-07-31

English

Subject field(s)
  • Compartment - ISO/IEC JTC 1 Information Technology Vocabulary
Universal entry(ies)
06.01.126 (19762)
ISO/IEC standard entry number
DEF

protocol consisting of error detection and following repetition of the transmission for correcting if necessary

OBS

The frequency used to carry data by appropriate modulation of the carrier waveform, typically in a radio frequency identification system by amplitude shift keying(ASK), frequency shift keying(FSK), phase shift keying(PSK) or associated variants. A carrier signal does not convey any information until the data is added to the signal by modulation.

OBS

automatic repeat request; ARQ: term, abbreviation and definition standardized by ISO/IEC [ISO/IEC 19762-4:2008].

French

Spanish

Save record 3

Record 4 - external organization data 2009-07-30

English

Subject field(s)
  • Compartment - ISO/IEC JTC 1 Information Technology Vocabulary
Universal entry(ies)
06.01.21 (19762)
ISO/IEC standard entry number
DEF

process by which at least one characteristic quantity of a carrier is varied in accordance with a characteristic quantity of a signal to be transmitted [ISO/IEC 2382-9:1995, 09.05.10]

OBS

Generic forms of modulation include amplitude modulation (AM), phase modulation (PM), frequency modulation (FM), pulse position modulation (PPM), and pulse width modulation (PWM).

OBS

Digital modulation methods principally feature amplitude shift keying(ASK), frequency shift keying(FSK), phase shift keying(PSK) or variants.

OBS

See also amplitude, frequency and phase modulation, amplitude shift keying, frequency shift keying and phase shift keying.

OBS

modulation: term and definition standardized by ISO/IEC [ISO/IEC 19762-4:2008].

French

Spanish

Save record 4

Record 5 - external organization data 2009-07-30

English

Subject field(s)
  • Compartment - ISO/IEC JTC 1 Information Technology Vocabulary
Universal entry(ies)
06.01.45 (19762)
ISO/IEC standard entry number
DEF

form of two-condition frequency shift keying with modulation index equal to 0, 5, in which variations are continuous [IEC 60050-702, 702-06-49]

OBS

minimum shift keying; MSK: term, abbreviation and definition standardized by ISO/IEC [ISO/IEC 19762-4:2008].

French

Spanish

Save record 5

Record 6 2002-07-23

English

Subject field(s)
  • Data Transmission
  • Air Traffic Control
DEF

A data-only VDL mode using a GFSK [gaussian-filtered frequency shift keying] modulation scheme and self-organizing time division multiple access. [Definition officially approved by ICAO. ]

OBS

Mode 4: term officially approved by the International Civil Aviation Organization (ICAO).

French

Domaine(s)
  • Transmission de données
  • Circulation et trafic aériens
DEF

Mode de communication de données de la VDL qui utilise la modulation GFSK et l'accès multiple par répartition dans le temps autogéré. [Définition uniformisée par l'OACI.]

OBS

mode 4 : terme uniformisé par l'Organisation de l'aviation civile internationale (OACI).

Spanish

Campo(s) temático(s)
  • Transmisión de datos
  • Control de tránsito aéreo
DEF

Un modo VDL sólo de datos que utiliza un plan de modulación por desplazamiento de frecuencia con filtro gaussiano D8PS/L y acceso múltiple por división en el tiempo autoorganizado. [Definición aceptada oficialmente por la OACI.]

OBS

Modo 4: término aceptado oficialmente por la Organización de Aviación Civil Internacional (OACI).

Save record 6

Record 7 2001-07-18

English

Subject field(s)
  • Telecommunications
  • Telecommunications Transmission
DEF

A form of frequency modulation in which the phase changes are smoothed considerably with respect to frequency shift keying without loss of information. In this way are avoided the phase discontinuities which cause out-of-band radiation.

French

Domaine(s)
  • Télécommunications
  • Transmission (Télécommunications)

Spanish

Campo(s) temático(s)
  • Telecomunicaciones
  • Transmisión (Telecomunicaciones)
DEF

Método de modulación de frecuencia en el que los cambios de fase se igualan considerablemente con respecto a la modulación por desplazamiento de frecuencia sin pérdida de información [evitando], de este modo, [...] las discontinuidades de fase que provocan.

Save record 7

Record 8 1989-02-03

English

Subject field(s)
  • Telecommunications Facilities
DEF

A facsimile device which changes the type of modulation from frequency shift to amplitude(Receiving). A facsimile device which changes the type of modulation from amplitude to frequency shift(Transmitting).

French

Domaine(s)
  • Installations de télécommunications

Spanish

Save record 8

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