"frequency-shift keying" meaning in English

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      "expansion": "frequency-shift keying (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "A form of frequency modulation in which digital information is transmitted through discrete changes of the frequency of a carrier wave."
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      "id": "en-frequency-shift_keying-en-noun-nLBuknEj",
      "links": [
        [
          "frequency modulation",
          "frequency modulation"
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        [
          "digital",
          "digital"
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        [
          "discrete",
          "discrete"
        ],
        [
          "frequency",
          "frequency"
        ],
        [
          "carrier wave",
          "carrier wave"
        ]
      ],
      "related": [
        {
          "word": "phase-shift keying"
        }
      ],
      "synonyms": [
        {
          "word": "FSK"
        },
        {
          "word": "frequency shift keying"
        }
      ],
      "tags": [
        "uncountable"
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      "translations": [
        {
          "code": "nl",
          "lang": "Dutch",
          "sense": "form of frequency modulation",
          "word": "frequentieverschuivingsmodulatie"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "form of frequency modulation",
          "word": "taajuusavainnus"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "form of frequency modulation",
          "tags": [
            "neuter"
          ],
          "word": "kluczowanie częstotliwości"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "form of frequency modulation",
          "tags": [
            "feminine"
          ],
          "word": "modulacja FSK"
        }
      ],
      "wikipedia": [
        "Frequency-shift keying"
      ]
    }
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  "word": "frequency-shift keying"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "phase-shift keying"
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      "glosses": [
        "A form of frequency modulation in which digital information is transmitted through discrete changes of the frequency of a carrier wave."
      ],
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          "frequency modulation",
          "frequency modulation"
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          "digital",
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        [
          "discrete",
          "discrete"
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        [
          "frequency",
          "frequency"
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          "carrier wave",
          "carrier wave"
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        "uncountable"
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      "wikipedia": [
        "Frequency-shift keying"
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  "synonyms": [
    {
      "word": "FSK"
    },
    {
      "word": "frequency shift keying"
    }
  ],
  "translations": [
    {
      "code": "nl",
      "lang": "Dutch",
      "sense": "form of frequency modulation",
      "word": "frequentieverschuivingsmodulatie"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "form of frequency modulation",
      "word": "taajuusavainnus"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "form of frequency modulation",
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        "neuter"
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    {
      "code": "pl",
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      "sense": "form of frequency modulation",
      "tags": [
        "feminine"
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      "word": "modulacja FSK"
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  "word": "frequency-shift keying"
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