JP2011041242A - コンテンツ受信装置および方法 - Google Patents
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Abstract
【解決手段】Push型NRT放送のプログラムをダウンロードしたデータは、同一のグループに属する別のプログラムがダウンロードされたとき、上書きされるようになされている(ステップS208の処理)。例えば、ステップS202の処理で特定された「グループID」と同一の「グループID」に対応づけられたプログラムのデータであって、先に記録されているプログラムのデータに、ステップS205の処理でダウンロードしたプログラムのデータが上書きされる。一方、Pull型NRT放送のプログラムをダウンロードしたデータのときは、上述のような上書きはなされない(ステップS209の処理)。
【選択図】図40
Description
Claims (5)
- 放送波として送信される信号に基づいて、予め設定されたTLVパケットを抽出することで、コンテンツのメタデータを取得するメタデータ取得手段と、
前記メタデータに基づいて、視聴契約したコンテンツの属するグループおよび前記グループのタイプを特定するグループ特定手段と、
前記メタデータに基づいて、前記放送波として送信される信号から視聴契約したコンテンツのパケットを抽出するためのパケット抽出情報を生成するパケット抽出情報取得手段と、
前記パケット抽出情報に基づいて、前記放送波として送信される信号から前記特定されたパケットを抽出することで、再生レートと同期しない伝送レートで前記コンテンツをダウンロードするダウンロード手段と、
前記ダウンロードしたコンテンツを、前記コンテンツの属するグループのタイプと対応づけて記録媒体に記録する記録手段と
を備えるコンテンツ受信装置。 - 前記ダウンロードしたコンテンツの属する前記グループのタイプが予め定められた所定のタイプであるか否かを判定するグループタイプ判定手段をさらに備え、
前記グループのタイプが前記所定のタイプであると判定された場合、
前記コンテンツを、前記グループに属するコンテンツであって、先に記録されているコンテンツに上書きして記録する
請求項1に記載のコンテンツ受信装置。 - 前記パケット抽出情報取得手段は、前記メタデータに含まれる前記コンテンツのダウンロード制御情報を特定し、
前記ダウンロード制御情報に基づいて、前記コンテンツのデータが格納されるパケットのIPアドレスおよびポート番号を特定し、
前記ダウンロード手段は、前記IPアドレスおよびポート番号に基づいて、前記放送波として送信される信号により伝送されるTLVストリームから、前記コンテンツのデータが格納されるTLVパケットを抽出する
請求項1に記載のコンテンツ受信装置。 - 前記放送波として送信される信号により、ARIBの規格に適合する方式のNRT放送が放送される
請求項1に記載のコンテンツ受信装置。 - メタデータ取得手段が、放送波として送信される信号に基づいて、予め設定されたTLVパケットを抽出することで、コンテンツのメタデータを取得し、
グループ特定手段が、前記メタデータに基づいて、視聴契約したコンテンツの属するグループおよび前記グループのタイプを特定し、
パケット抽出情報生成手段が、前記メタデータに基づいて、前記放送波として送信される信号から視聴契約したコンテンツのパケットを抽出するためのパケット抽出情報を生成し、
ダウンロード手段が、前記パケット抽出情報に基づいて、前記放送波として送信される信号から前記特定されたパケットを抽出することで、再生レートと同期しない伝送レートで前記コンテンツをダウンロードし、
記録手段が、前記ダウンロードしたコンテンツを、前記コンテンツの属するグループのタイプと対応づけて記録媒体に記録するステップ
を含むコンテンツ受信方法。
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009271763A JP5541488B2 (ja) | 2009-02-09 | 2009-11-30 | コンテンツ受信装置および方法 |
BRPI1008088A BRPI1008088A2 (pt) | 2009-02-09 | 2010-02-02 | dispositivos e métodos de recepção e de transmissão de conteúdo, programa, e, meio de gravação |
PCT/JP2010/051370 WO2010090162A1 (ja) | 2009-02-09 | 2010-02-02 | コンテンツ受信装置および方法、コンテンツ送信装置および方法、プログラム、並びに記録媒体 |
KR1020117017863A KR101669604B1 (ko) | 2009-02-09 | 2010-02-02 | 콘텐츠 수신 장치 및 방법 |
US13/147,459 US9584841B2 (en) | 2009-02-09 | 2010-02-02 | Contents reception device and method, contents transmission device and method, program, and recording medium |
EP10738494.3A EP2395752A4 (en) | 2009-02-09 | 2010-02-02 | CONTENT RECEIVING DEVICE AND METHOD, CONTENT SENDING DEVICE AND METHOD, PROGRAM, AND STORAGE MEDIUM |
RU2011132384/07A RU2518513C2 (ru) | 2009-02-09 | 2010-02-02 | Устройство и способ приема содержания, устройство и способ передачи содержания, программа и носитель записи |
CN201080006450.1A CN102301734B (zh) | 2009-02-09 | 2010-02-02 | 内容接收设备和方法、内容发送设备和方法 |
US13/888,625 US20130247124A1 (en) | 2009-02-09 | 2013-05-07 | Contents reception device and method, contents transmission device and method, program, and recording medium |
US15/405,930 US10257553B2 (en) | 2009-02-09 | 2017-01-13 | Contents reception device and method, contents transmission device and method, program, and recording medium |
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JP2009027390 | 2009-02-09 | ||
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JP2009271763A JP5541488B2 (ja) | 2009-02-09 | 2009-11-30 | コンテンツ受信装置および方法 |
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JP5541488B2 JP5541488B2 (ja) | 2014-07-09 |
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US (3) | US9584841B2 (ja) |
EP (1) | EP2395752A4 (ja) |
JP (1) | JP5541488B2 (ja) |
KR (1) | KR101669604B1 (ja) |
CN (1) | CN102301734B (ja) |
BR (1) | BRPI1008088A2 (ja) |
RU (1) | RU2518513C2 (ja) |
WO (1) | WO2010090162A1 (ja) |
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WO2012043354A1 (ja) | 2010-10-01 | 2012-04-05 | ソニー株式会社 | 受信装置、受信方法、及びプログラム |
WO2012147620A1 (ja) | 2011-04-28 | 2012-11-01 | ソニー株式会社 | 受信装置及び方法、送信装置及び方法、並びにプログラム |
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WO2018003541A1 (ja) * | 2016-06-30 | 2018-01-04 | ソニーセミコンダクタソリューションズ株式会社 | 送信装置、送信方法、受信装置、及び、受信方法 |
JP2018201216A (ja) * | 2013-09-20 | 2018-12-20 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカPanasonic Intellectual Property Corporation of America | 送信方法、受信方法、送信装置、及び受信装置 |
JP2021002879A (ja) * | 2014-04-11 | 2021-01-07 | ソニー株式会社 | 受信方法、及び、送信方法 |
JP2022103232A (ja) * | 2013-09-20 | 2022-07-07 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 送信方法、受信方法、送信装置、及び受信装置 |
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Also Published As
Publication number | Publication date |
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RU2518513C2 (ru) | 2014-06-10 |
KR101669604B1 (ko) | 2016-10-26 |
BRPI1008088A2 (pt) | 2016-03-15 |
RU2011132384A (ru) | 2013-02-10 |
CN102301734B (zh) | 2014-07-09 |
CN102301734A (zh) | 2011-12-28 |
EP2395752A4 (en) | 2014-06-18 |
US9584841B2 (en) | 2017-02-28 |
JP5541488B2 (ja) | 2014-07-09 |
US10257553B2 (en) | 2019-04-09 |
WO2010090162A1 (ja) | 2010-08-12 |
US20130247124A1 (en) | 2013-09-19 |
KR20110116023A (ko) | 2011-10-24 |
US20170264933A1 (en) | 2017-09-14 |
EP2395752A1 (en) | 2011-12-14 |
US20110289542A1 (en) | 2011-11-24 |
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