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    "abbrevTitle": "SMPTE J",
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      "updated": "2026-05-22T18:56:53.245Z",
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    "abstract": "The preliminary decision by the Federal Communications Commission (FCC) to require simulcasting of HDTV in 6-MHz channels and to give an extra channel to each licensee who desires it for this purpose sets several important challenges for the system designer. Unprecedented advances in data compression and channel coding are required. In particular, effective suppression of analog channel impairments and very high spectrum efficiency are mandatory. The means by which this may be accomplished while incorporating a number of other desirable features in a TV system that is to last for several decades is discussed in this article. The opinions herein are those of the author only.",
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J02449.xml)",
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    "authors": [
      "William F. Schreiber"
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J02449.xml)",
      "source": "parsed",
      "updated": "2026-05-22T18:56:53.245Z",
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    "copyright": {
      "holder": "Society of Motion Picture and Television Engineers, Inc.",
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        "confidence": "high",
        "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J02449.xml)",
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        "updated": "2026-05-22T18:56:53.245Z",
        "version": "smpte-journal-article-nlm@v1"
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      "year": "1991",
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        "confidence": "high",
        "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J02449.xml)",
        "source": "parsed",
        "updated": "2026-05-22T18:56:53.245Z",
        "version": "smpte-journal-article-nlm@v1"
      }
    },
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J02449.xml)",
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      "updated": "2026-05-22T18:56:53.245Z",
      "version": "smpte-journal-article-nlm@v1"
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    "docId": "10.5594-J02449",
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      "note": "Derived from DOI 10.5594/J02449",
      "source": "parsed",
      "updated": "2026-05-22T18:56:53.245Z",
      "version": "smpte-journal-article-nlm@v1"
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    "docLabel": "SMPTE Journal ( Volume: 100, Issue: 9, September 1991)",
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      "confidence": "medium",
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    "docTitle": "Considerations in the Design of HDTV Systems for Terrestrial Broadcasting",
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J02449.xml)",
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      "note": "NLM <article> — SMPTE journal paper",
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      "updated": "2026-05-22T18:56:53.245Z",
      "version": "smpte-journal-article-nlm@v1"
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    "doi": "10.5594/J02449",
    "doi$meta": {
      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J02449.xml)",
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      "version": "smpte-journal-article-nlm@v1"
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    "href": "https://doi.org/10.5594/J02449",
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      "confidence": "high",
      "note": "Constructed from DOI 10.5594/J02449",
      "source": "inferred",
      "updated": "2026-05-22T18:56:53.245Z",
      "version": "smpte-journal-article-nlm@v1"
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      "print": "0036-1682",
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        "confidence": "high",
        "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J02449.xml)",
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        "updated": "2026-05-22T18:56:53.245Z",
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    "issn$meta": {
      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J02449.xml)",
      "source": "parsed",
      "updated": "2026-05-22T18:56:53.245Z",
      "version": "smpte-journal-article-nlm@v1"
    },
    "journalAcronym": "MIJR",
    "journalAcronym$meta": {
      "confidence": "high",
      "note": "Parsed from journal_metadata XML (_source/SMPTE/APTARA/DL Project Files/08182015 BACKFILE JOURNAL FRESH/smptej_100_9/MIJR15Vol100No9.xml)",
      "source": "parsed",
      "updated": "2026-06-16T00:32:03.060Z",
      "version": "smpte-journal-issue-xml@v1"
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    "number": "9",
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J02449.xml)",
      "source": "parsed",
      "updated": "2026-05-22T18:56:53.245Z",
      "version": "smpte-journal-article-nlm@v1"
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    "pages": "668–677",
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J02449.xml)",
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      "updated": "2026-05-22T18:56:53.245Z",
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    "publicationDate": "1991-09-01",
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      "confidence": "high",
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      "source": "parsed",
      "updated": "2026-05-22T18:56:53.245Z",
      "version": "smpte-journal-article-nlm@v1"
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      "confidence": "high",
      "note": "Normalised to registry \"SMPTE\" convention from NLM publisher-name (The Society of Motion Picture and Television Engineers)",
      "source": "inferred",
      "updated": "2026-05-22T18:56:53.245Z",
      "version": "smpte-journal-article-nlm@v1"
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    "publisherLocation": {
      "city": "White Plains, NY",
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        "confidence": "high",
        "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J02449.xml)",
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        "updated": "2026-05-22T18:56:53.245Z",
        "version": "smpte-journal-article-nlm@v1"
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      "country": "USA",
      "country$meta": {
        "confidence": "high",
        "note": "Parsed from journal_metadata XML (_source/SMPTE/APTARA/DL Project Files/08182015 BACKFILE JOURNAL FRESH/smptej_100_9/MIJR15Vol100No9.xml)",
        "source": "parsed",
        "updated": "2026-06-16T00:32:03.060Z",
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J02449.xml)",
      "source": "parsed",
      "updated": "2026-05-22T18:56:53.245Z",
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      "active": true,
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        "confidence": "medium",
        "note": "No explicit status in NLM source — journal articles default active",
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        "updated": "2026-05-22T18:56:53.245Z",
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    "volume": "100",
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J02449.xml)",
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