JP5541823B2 - 受信システム - Google Patents
受信システム Download PDFInfo
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- JP5541823B2 JP5541823B2 JP2013128109A JP2013128109A JP5541823B2 JP 5541823 B2 JP5541823 B2 JP 5541823B2 JP 2013128109 A JP2013128109 A JP 2013128109A JP 2013128109 A JP2013128109 A JP 2013128109A JP 5541823 B2 JP5541823 B2 JP 5541823B2
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Social Psychology (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Human Computer Interaction (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Television Systems (AREA)
- Circuits Of Receivers In General (AREA)
- Details Of Television Systems (AREA)
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Description
ディジタルのビットストリームから番組に関連する情報を選択する方法であって、ビデオおよびオーディオ情報を表す圧縮されたディジタル・データのパケットによって表される前記番組の選択に関連する複数のディジタルのデータ・ユニットを受信するステップを含み、前記データ・ユニットは、ビットストリーム内に含まれ、オフセットによって分けられ、さらに、ベース・データ・ユニットから所望の番組に対応する所望のデータ・ユニットの選択を開始するステップと、前記オフセットを利用して、前記ベース・データ・ユニットに関連する前記所望の番組に対応する前記所望のデータ・ユニットを見つけるステップと、を含む、前記方法。
発明の効果
番組に関連するパケット化された個々のデータストリームおよび個々の番組を識別するパケット識別子を含むデータ形式で複数のパケット化されたデータ番組を含むビデオ情報を表すディジタルのビットスリームを受信する受信システムを提供することができる。
601 送信機
602 符号化器
603 変調器/誤り訂正器
604 アップリンク・ユニット
605 アンテナ・ディッシュ
606 マイクロプロセッサ
607 復調器/誤り訂正復号器
608 トランスポート・ユニット
609 復号器
610 NTSC符号化器
611 TV受像機
612 受信機
613 衛星
614 信号源
705 アンテナ・ディッシュ・ユニット
706 システム・マイクロ制御器
707 ブロック
708 スマートIC
721 ビデオ符号化器
722 RF変調器
723 MPEG複合器
724 電話用モデム
725 IRインタフェース
734 同調器
735 復調器
805 アンテナ・ディッシュ
806 マイクロプロセッサ
807 復調器/順方向誤り訂正器
808 トランスポート
832 制御
833 比較器
834 同調器
835 QPSK復調器
836 VITERBI復号器
837 デ・インタリーブ器
838 リード・ソロモン復号器
Claims (1)
- ディジタル・ビットストリームを受信し、処理する方法であって、
多重化されたデータ・パケットからなる前記ディジタル・ビットストリームを受信するステップであって、前記ディジタル・ビットストリームは、複数のパケット化された番組データを表すビデオ情報を表すデータを搬送する番組データ・パケットを含み、前記番組データ・パケットの各々は、当該番組データ・パケットに関連するパケット識別子を含み、前記ディジタル・ビットストリームは、さらに、番組ガイド情報を作成するために使用されるデータ・ユニットを搬送し、個々の番組と関連付けられた特定の番組データ・パケットを識別するパケット識別子を識別するためのデータを搬送する番組ガイド・データ・パケットを含む、前記ステップと、
前記番組ガイド・データ・パケットを取り出すステップと、
前記番組ガイド情報を作成するステップと、
特定の番組の選択に応じて、前記番組ガイド情報の所望のデータ・ユニットを判定するステップであって、該所望のデータ・ユニットは所望のパケット識別子を搬送する、前記ステップと、
所定のオフセットまたは複数の所定のオフセットを用いてベース・データ・ユニットに対する前記番組ガイド情報内の前記所望のデータ・ユニットの位置を判定するステップであって、前記データ・ユニットの各々は前記所定のオフセット分先行するデータ・ユニットから離れている、前記ステップと、
を含む前記方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2001396989A Expired - Lifetime JP3881236B2 (ja) | 1994-01-05 | 2001-12-27 | 受信システム |
JP2001397042A Expired - Lifetime JP3650065B2 (ja) | 1994-01-05 | 2001-12-27 | 信号処理装置 |
JP2001397022A Expired - Lifetime JP3650064B2 (ja) | 1994-01-05 | 2001-12-27 | 信号処理装置 |
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JP2013128109A Expired - Lifetime JP5541823B2 (ja) | 1994-01-05 | 2013-06-19 | 受信システム |
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JP51859095A Expired - Lifetime JP3626497B2 (ja) | 1994-01-05 | 1995-01-04 | テレビジョン・システム |
JP51855595A Expired - Fee Related JP3626496B2 (ja) | 1994-01-05 | 1995-01-04 | 複数のテレビジョン番組を受信するテレビジョン装置並びに方法 |
JP2001396989A Expired - Lifetime JP3881236B2 (ja) | 1994-01-05 | 2001-12-27 | 受信システム |
JP2001397042A Expired - Lifetime JP3650065B2 (ja) | 1994-01-05 | 2001-12-27 | 信号処理装置 |
JP2001397022A Expired - Lifetime JP3650064B2 (ja) | 1994-01-05 | 2001-12-27 | 信号処理装置 |
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JP2006274543A Expired - Lifetime JP4518412B2 (ja) | 1994-01-05 | 2006-10-06 | 受信システム |
JP2010092389A Pending JP2010193505A (ja) | 1994-01-05 | 2010-04-13 | 受信システム |
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EP (5) | EP0738449B1 (ja) |
JP (9) | JP3626497B2 (ja) |
KR (6) | KR100385033B1 (ja) |
CN (5) | CN1088963C (ja) |
AU (2) | AU695654B2 (ja) |
BR (2) | BR9506447A (ja) |
CA (5) | CA2180112C (ja) |
DE (3) | DE69527443T2 (ja) |
FI (2) | FI114888B (ja) |
GB (1) | GB9400101D0 (ja) |
IN (1) | IN182236B (ja) |
MY (1) | MY111812A (ja) |
PL (1) | PL176128B1 (ja) |
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SG (3) | SG92589A1 (ja) |
WO (2) | WO1995019091A1 (ja) |
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