JP2018082489A - インターネットプロトコル(ip)マルチメディア・サブシステム(ims)ベースのピアツーピア(p2p)コンテンツ配信 - Google Patents
インターネットプロトコル(ip)マルチメディア・サブシステム(ims)ベースのピアツーピア(p2p)コンテンツ配信 Download PDFInfo
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Abstract
【解決手段】サービス制御機能(SCF)モジュール132はP2Pコンテンツ配信318に使用可能であり、2つのユーザーイクイップメント(UE)112及び114間のインターネットプロトコル(IP)マルチメディア・サブシステム(IMS)コンテンツ配信を管理するように動作するP2Pアプリケーションサーバー130をホストするように構成されるコンピューター回路を有する。
【選択図】図6
Description
本願は、2013年4月4日付けで出願された米国特許仮出願第61/808,597号(代理人整理番号P55483Z)の利益を主張し、参照により援用する。
以下、最初に技術的実施形態を概観してから、特定の技術的実施形態を詳述する。この最初の要約は、読者が技術をより早く理解するのを助けることを目的とするものであり、該技術の重要な特徴または必須の特徴の特定や、特許請求の範囲の限定を目的とするものではない。
Claims (26)
- P2Pアプリケーションサーバーを介するピアツーピア(P2P)コンテンツ配信を提供するための命令を有するプログラムであって、
前記命令は、1つ以上のプロセッサによって実行されると、前記P2Pアプリケーションサーバーに、
インターネットプロトコル(IP)マルチメディア・サブシステム(IMS)コアネットワーク(IM CN)サブシステムを介して、第1のUEから受信されたセッション記述プロトコル(SDP)オファーを伴うセッション開始プロトコル(SIP)招待を復号することと、
前記SDPオファーを伴う前記SIP招待を、前記IM CNサブシステムを介する第2のUEへの送信のために符号化することと、
前記第2のUEから前記IM CNサブシステムを介して受信されたSDPを伴うSIP確認を復号することと、
前記SDPを伴う前記SIP確認を、前記IM CNサブシステムを介する前記第1のUEへの送信のために符号化することと、
を実行させる、プログラム。 - 前記1つ以上のプロセッサによって実行されると、前記P2Pアプリケーションサーバーに、
前記第1のUEと前記第2のUEとの間のハイパーテキスト転送プロトコルベース(HTTPベース)のダウンロード配信を管理することと、
前記第1のUEと前記第2のUEとの間のDASH(Dynamic Adaptive Streaming over HTTP)ストリームを管理することと、
送信側UEから複数の受信側UEへのFLUTE(File Delivery over Unidirectional Transport)ベースのインターネットプロトコル(IP)マルチキャストを管理することと、
を実行させる命令を更に有する、請求項1に記載のプログラム。 - 前記HTTPベースダウンロード配信は、3GPP(Third Generation Partnership Project)ファイル形式(3GP)ファイルを含み、
前記DASHストリームは、メディア・プレゼンテーション記述(MPD)メタデータファイル、または異なるリプレゼンテーションを伴うDASH形式コンテンツを含み、
前記FLUTEベースのIPマルチキャストは、非同期階層符号化(asynchronous layered coding:ALC)、階層符号化トランスポート(layered coding transport:LCT)ビルディングブロックまたはユーザーサービス記述(USD)ファイルを含む、
請求項2に記載のプログラム。 - 前記1つ以上のプロセッサによって実行されると、前記P2Pアプリケーションサーバーに、
P2Pコンテンツをコード交換すること、または、
前記P2Pコンテンツをリパッケージすること、または、
前記P2PコンテンツをDASH(Dynamic Adaptive Streaming over HyperText Transfer Protocol(HTTP))形式化すること、または、
前記P2Pコンテンツをセグメント化すること、または、
前記P2PコンテンツのFLUTE(File Delivery over Unidirectional Transport)ベースの配信を提供すること、
を実行させる命令を更に有する、請求項1に記載のプログラム。 - 前記1つ以上のプロセッサによって実行されると、前記P2Pアプリケーションサーバーに、
セッション開始プロトコル(SIP)B2BUA(back-to-back user agent)をホストすること、または、
前記SIP B2BUAを介して、前記2つのUE間でP2Pコンテンツ 配信セッションを確立すること、または、
前記SIP B2BUAを介して、前記2つのUE間でP2Pセッションパラメータをネゴシエートすること、または、
セッション記述プロトコル(SDP)により、前記P2Pコンテンツ配信セッションを管理すること、または、
メディア・プレゼンテーション記述(MPD)メタデータファイルまたはユーザーサービス記述(USD)ファイルの変更により、P2Pコンテンツ配信のための新しいメタデータを生成すること、
を実行させる命令を更に有する、請求項1に記載のプログラム。 - 前記1つ以上のプロセッサによって実行されると、前記P2Pアプリケーションサーバーに、
P2Pコンテンツ配信サービスをホストすること、または、
P2Pセッション開始およびP2Pセッション変更の間に、サービス認証およびピア選択を実行すること、または、
ユーザーのP2Pサービス加入を検証すること、または、
要求コンテンツに対するユーザー権利を検証すること、または、
P2Pサービスに対するアクセスを許可または拒否すること、
を実行させる命令を更に有する、請求項1に記載のプログラム。 - 前記1つ以上のプロセッサによって実行されると、前記P2Pアプリケーションサーバーに、
前記第1のUEから前記第2のUEにコンテンツメタデータを転送することであって、前記コンテンツメタデータは、DASH(Dynamic Adaptive Streaming over HyperText Transfer Protocol(HTTP))用のメディア・プレゼンテーション記述(MPD)メタデータファイルまたはMBMS(Multimedia Broadcast and Multicast Service)用のユーザーサービス記述(USD)ファイルを含むことと、
セッション開始プロトコル(SIP)ベースの制御機構を用いて、P2Pセッションを制御することと、
を実行させる命令を更に有する、請求項1に記載のプログラム。 - 前記P2Pアプリケーションサーバーはサービス制御機能(SCF)に含まれる、請求項1に記載のプログラム。
- P2Pアプリケーションサーバーを介するピアツーピア(P2P)コンテンツ配信を提供するための命令を有するプログラムであって、
前記命令は、1つ以上のプロセッサによって実行されると、前記P2Pアプリケーションサーバーに、
2つのユーザーイクイップメント(UE)間のインターネットプロトコル(IP)マルチメディア・サブシステム(IMS)コンテンツ配信を管理すること、
を実行させる、プログラム。 - 前記1つ以上のプロセッサによって実行されると、前記P2Pアプリケーションサーバーに、
2つのUE間のハイパーテキスト転送プロトコル(HTTP)ベースのダウンロード配信を管理すること、または、
2つのUE間のDASH(Dynamic Adaptive Streaming over HTTP)ストリームを管理すること、または、
送信側UEから複数の受信側UEへのFLUTE(File Delivery over Unidirectional Transport)ベースのインターネットプロトコル(IP)マルチキャストを管理すること、
を実行させる命令を更に有する、請求項9に記載のプログラム。 - 前記HTTPベースダウンロード配信は、3GPP(Third Generation Partnership Project)ファイル形式(3GP)ファイルを含み、
前記DASHストリームは、メディア・プレゼンテーション記述(MPD)メタデータファイル、または異なるリプレゼンテーションを伴うDASH形式コンテンツを含み、
前記FLUTEベースのIPマルチキャストは、非同期階層符号化(asynchronous layered coding:ALC)、階層符号化トランスポート(layered coding transport:LCT)ビルディングブロックまたはユーザーサービス記述(USD)ファイルを含む、
請求項9に記載のプログラム。 - 前記1つ以上のプロセッサによって実行されると、前記P2Pアプリケーションサーバーに、
P2Pコンテンツをコード交換すること、または、
前記P2Pコンテンツをリパッケージすること、または、
前記P2PコンテンツをDASH(Dynamic Adaptive Streaming over HyperText Transfer Protocol(HTTP))形式化すること、または、
前記P2Pコンテンツをセグメント化すること、または、
前記P2PコンテンツのFLUTE(File Delivery over Unidirectional Transport)ベースの配信を提供すること、
を実行させる命令を更に有する、請求項9に記載のプログラム。 - 前記1つ以上のプロセッサによって実行されると、前記P2Pアプリケーションサーバーに、
セッション開始プロトコル(SIP)B2BUA(back-to-back user agent)をホストすること、または、
前記SIP B2BUAを用いて、前記2つのUE間でP2Pコンテンツ配信セッションを確立すること、または、
前記SIP B2BUAを用いて、前記2つのUE間でP2Pセッションパラメータをネゴシエートすること、または、
セッション記述プロトコル(SDP)を用いて前記P2Pコンテンツ配信セッションを管理すること、または、
メディア・プレゼンテーション記述(MPD)メタデータファイルまたはユーザーサービス記述(USD)ファイルの変更により、P2Pコンテンツ配信のための新しいメタデータを生成すること、
を実行させる命令を更に有する、請求項9に記載のプログラム。 - 前記1つ以上のプロセッサによって実行されると、前記P2Pアプリケーションサーバーに、
P2Pコンテンツ配信サービスをホストすること、または、
P2Pセッションの開始およびP2Pセッションの変更の間に、サービス認証およびピア選択を実行すること、または、
ユーザーのP2Pサービス加入を検証すること、または、
送信側UEからの要求コンテンツに対するユーザー権利を検証すること、
を実行させる命令を更に有する、請求項9に記載のプログラム。 - 前記1つ以上のプロセッサによって実行されると、前記P2Pアプリケーションサーバーに、
前記2つのUE間でコンテンツメタデータを共有することであって、前記コンテンツメタデータは、DASH(Dynamic Adaptive Streaming over HyperText Transfer Protocol(HTTP))用のメディア・プレゼンテーション記述(MPD)メタデータファイルまたはMBMS(Multimedia Broadcast and Multicast Service)用のユーザーサービス記述(USD)ファイルを含むことと、
セッション開始プロトコル(SIP)ベースの制御機構を用いて、前記2つのUE間のP2Pセッションを制御することと、
を実行させる命令を更に有する、請求項9に記載のプログラム。 - 前記P2Pアプリケーションサーバーはサービス制御機能(SCF)に含まれる、請求項9に記載のプログラム。
- ピアツーピア(P2P)コンテンツ配信を提供するように動作するサービス制御機能(SCF)モジュールの装置であって、1つ以上のプロセッサと、メモリとを備え、
前記プロセッサは、
インターネットプロトコル(IP)マルチメディア・サブシステム(IMS)コアネットワーク(IM CN)サブシステムを介して、第1のUEから受信されたセッション記述プロトコル(SDP)オファーを伴うセッション開始プロトコル(SIP)招待を復号するように構成され、
前記SDPオファーを伴う前記SIP招待を、前記IM CNサブシステムを介する第2のUEへの送信のために符号化するように構成され、
前記第2のUEから前記IM CNサブシステムを介して受信されたSDPを伴うSIP確認を復号するように構成され、
前記SDPを伴う前記SIP確認を、前記IM CNサブシステムを介する前記第1のUEへの送信のために符号化するように構成される、
装置。 - 送受信器を更に備え、前記送受信器は、
第1のUEからインターネットプロトコル(IP)マルチメディア・サブシステム(IMS)コアネットワーク(IM CN)サブシステムを介して、セッション記述プロトコル(SDP)オファーを伴うセッション開始プロトコル(SIP)招待を受信するように構成され、
前記SDPオファーを伴う前記SIP招待を、前記IM CNサブシステムを介して第2のUEに送信するように構成され、
前記第2のUEから前記IM CNサブシステムを介して、SDPを伴うSIP確認を受信するように構成され、
前記SDPを伴う前記SIP確認を、前記IM CNサブシステムを介して前記第1のUEに送信するように構成される、
請求項17に記載の装置。 - 前記1つ以上のプロセッサは更に、
前記第1のUEと前記第2のUEとの間のハイパーテキスト転送プロトコルベース(HTTPベース)のダウンロード配信を管理するように構成され、
前記第1のUEと前記第2のUEとの間のDASH(Dynamic Adaptive Streaming over HTTP)ストリームを管理するように構成され、
送信側UEから複数の受信側UEへのFLUTE(File Delivery over Unidirectional Transport)ベースのインターネットプロトコル(IP)マルチキャストを管理するように構成される、
請求項17に記載の装置。 - 前記HTTPベースのダウンロード配信は、3GPP(Third Generation Partnership Project)ファイル形式(3GP)ファイルを含み、
前記DASHストリームは、メディア・プレゼンテーション記述(MPD)メタデータファイル、または異なるリプレゼンテーションを伴うDASH形式コンテンツを含み、
前記FLUTEベースのIPマルチキャストは、非同期階層符号化(asynchronous layered coding:ALC)、階層符号化トランスポート(layered coding transport:LCT)ビルディングブロックまたはユーザーサービス記述(USD)ファイルを含む、
請求項19に記載の装置。 - 前記1つ以上のプロセッサは更に、
P2Pコンテンツをコード交換するように構成されるか、または、
前記P2Pコンテンツをリパッケージするように構成されるか、または、
前記P2PコンテンツをDASH(Dynamic Adaptive Streaming over HyperText Transfer Protocol(HTTP))形式化するように構成されるか、または、
前記P2Pコンテンツをセグメント化するように構成されるか、または、
前記P2PコンテンツのFLUTE(File Delivery over Unidirectional Transport)ベースの配信を提供するように構成される、
請求項19に記載の装置。 - 前記1つ以上のプロセッサは更に、
セッション開始プロトコル(SIP)B2BUA(back-to-back user agent)をホストするように構成されるか、または、
前記SIP B2BUAを介して、前記2つのUE間でP2Pコンテンツ 配信セッションを確立するように構成されるか、または、
前記SIP B2BUAを介して、前記2つのUE間でP2Pセッションパラメータをネゴシエートするように構成されるか、または、
セッション記述プロトコル(SDP)により、前記P2Pコンテンツ配信セッションを管理するように構成されるか、または、
メディア・プレゼンテーション記述(MPD)メタデータファイルまたはユーザーサービス記述(USD)ファイルの変更により、P2Pコンテンツ配信のための新しいメタデータを生成するように構成される、
請求項19に記載の装置。 - 前記1つ以上のプロセッサは更に、
P2Pコンテンツ配信サービスをホストするように構成されるか、または、
P2Pセッション開始およびP2Pセッション変更の間に、サービス認証およびピア選択を実行するように構成されるか、または、
ユーザーのP2Pサービス加入を検証するように構成されるか、または、
要求コンテンツに対するユーザー権利を検証するように構成されるか、または、
P2Pサービスに対するアクセスを許可または拒否するように構成される、
請求項19に記載の装置。 - 前記1つ以上のプロセッサは更に、
前記第1のUEから前記第2のUEにコンテンツメタデータを転送するように構成され、前記コンテンツメタデータは、DASH(Dynamic Adaptive Streaming over HyperText Transfer Protocol(HTTP))用のメディア・プレゼンテーション記述(MPD)メタデータファイルまたはMBMS(Multimedia Broadcast and Multicast Service)用のユーザーサービス記述(USD)ファイルを含み、
セッション開始プロトコル(SIP)ベースの制御機構を用いて、P2Pセッションを制御するように構成される、
請求項19に記載の装置。 - 請求項1乃至8のいずれか一項に記載のプログラムを格納した、少なくとも1つの機械可読記憶媒体。
- 請求項9乃至16のいずれか一項に記載のプログラムを格納した、少なくとも1つの機械可読記憶媒体。
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JP2023109147A (ja) * | 2022-01-26 | 2023-08-07 | 17Live株式会社 | ストリーミングデータにアクセスするためのシステムおよび方法 |
JP7333534B2 (ja) | 2022-01-26 | 2023-08-25 | 17Live株式会社 | ストリーミングデータにアクセスするためのシステムおよび方法 |
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