"frequency-shift keying" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "frequency-shift keying (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Dutch translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Polish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Radio",
          "orig": "en:Radio",
          "parents": [
            "Telecommunications",
            "Communication",
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A form of frequency modulation in which digital information is transmitted through discrete changes of the frequency of a carrier wave."
      ],
      "id": "en-frequency-shift_keying-en-noun-nLBuknEj",
      "links": [
        [
          "frequency modulation",
          "frequency modulation"
        ],
        [
          "digital",
          "digital"
        ],
        [
          "discrete",
          "discrete"
        ],
        [
          "frequency",
          "frequency"
        ],
        [
          "carrier wave",
          "carrier wave"
        ]
      ],
      "related": [
        {
          "word": "phase-shift keying"
        }
      ],
      "synonyms": [
        {
          "word": "FSK"
        },
        {
          "word": "frequency shift keying"
        }
      ],
      "tags": [
        "uncountable"
      ],
      "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"
      ]
    }
  ],
  "word": "frequency-shift keying"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "frequency-shift keying (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "phase-shift keying"
    }
  ],
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English uncountable nouns",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Dutch translations",
        "Terms with Finnish translations",
        "Terms with Polish translations",
        "en:Radio"
      ],
      "glosses": [
        "A form of frequency modulation in which digital information is transmitted through discrete changes of the frequency of a carrier wave."
      ],
      "links": [
        [
          "frequency modulation",
          "frequency modulation"
        ],
        [
          "digital",
          "digital"
        ],
        [
          "discrete",
          "discrete"
        ],
        [
          "frequency",
          "frequency"
        ],
        [
          "carrier wave",
          "carrier wave"
        ]
      ],
      "tags": [
        "uncountable"
      ],
      "wikipedia": [
        "Frequency-shift keying"
      ]
    }
  ],
  "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",
      "tags": [
        "neuter"
      ],
      "word": "kluczowanie częstotliwości"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "form of frequency modulation",
      "tags": [
        "feminine"
      ],
      "word": "modulacja FSK"
    }
  ],
  "word": "frequency-shift keying"
}