2-STD-B21v5_5

ARIB STD-B21
第 5 章 地 上 デジタルテレビジョン 放 送 受 信 装 置 各 部 の 定 格 及 び 仕 様 ··································· 13
5.1 受 信 アンテナ ···································································································· 13
5.2 DIRDの 仕 様 ····································································································· 14
5.2.1 入 力 ··········································································································· 14
5.2.2 第 1 中 間 周 波 数 ···························································································· 14
5.2.3 受 信 周 波 数 同 期 範 囲 ······················································································ 14
5.2.4 受 信 クロック 同 期 範 囲 ··················································································· 14
5.2.5 受 信 チューナー 部 の 特 性 ················································································ 15
5.2.6 フロントエンド 信 号 処 理 ················································································ 16
5.2.7 トランスポート 処 理 ······················································································ 19
5.2.8 コンディショナルアクセス ············································································· 19
5.2.9 メモリ ········································································································ 20
5.2.10 映 像 復 号 処 理 及 び 出 力 ················································································· 20
5.2.11 音 声 復 号 処 理 及 び 出 力 ················································································· 20
5.2.12 基 本 データデコーダ ···················································································· 20
5.2.13 EPG 機 能 ·································································································· 21
5.2.14 高 速 デジタルインタフェース ········································································ 21
5.2.15 CA モジュールインタフェース ······································································ 21
5.2.16 外 部 インタフェース ···················································································· 21
5.2.17 リモコン 及 びチャンネルアクセス ·································································· 22
5.2.18 地 震 動 警 報 情 報 の 受 信 機 能 ··········································································· 22
第 6 章 映 像 ・ 音 声 の 復 号 処 理 及 び 出 力 ·········································································· 23
6.1 映 像 復 号 処 理 及 び 出 力 ························································································ 23
6.1.1 ビデオデコード ···························································································· 23
6.1.2 映 像 信 号 出 力 の 形 式 ······················································································ 26
6.1.3 映 像 信 号 出 力 ······························································································· 32
6.1.4 コピープロテクション ··················································································· 35
6.2 音 声 復 号 処 理 及 び 出 力 ························································································ 35
6.2.1 音 声 復 号 処 理 ······························································································· 35
6.2.2 音 声 モード 識 別 及 び 表 示 ················································································ 37
6.2.3 音 声 出 力 ····································································································· 37
6.3 衛 星 デジタル 放 送 における 階 層 変 調 の 受 信 装 置 機 能 ················································· 38
6.3.1 階 層 変 調 信 号 ······························································································· 38
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