JPH10511527A - 分散ビデオデータを観察するためのvcrのようなトリック・モード機能を提供するための方法ならびにその装置 - Google Patents
分散ビデオデータを観察するためのvcrのようなトリック・モード機能を提供するための方法ならびにその装置Info
- Publication number
- JPH10511527A JPH10511527A JP8520592A JP52059296A JPH10511527A JP H10511527 A JPH10511527 A JP H10511527A JP 8520592 A JP8520592 A JP 8520592A JP 52059296 A JP52059296 A JP 52059296A JP H10511527 A JPH10511527 A JP H10511527A
- Authority
- JP
- Japan
- Prior art keywords
- data
- speed
- program data
- program
- local storage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
- H04N7/17309—Transmission or handling of upstream communications
- H04N7/17336—Handling of requests in head-ends
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.ユーザに、集中データ・ソースから提供された分散プログラム・データを、 前記ユーザによって選択された所望の速度で提示するための方法において、 前記ユーザのローカル記憶媒体へ前記分散プログラム・データの一部を書き込 むステップと、 前記ユーザが、前記所望の速度を指定するステップと、 前記ローカル記憶媒体から連続的かつ前記所望の速度で、前記集中データ・ソ ースの動作を何ら変更することなく、前記プログラム・データを読み取り提示す るステップと を備えることを特徴とする方法。 2.前記分散プログラム・データは、前記集中データ・ソースから複数の所定の 間隔で多数のデータ・ストリームで反復送信されることを特徴とする請求項1に 記載の方法。 3.前記プログラム・データの一部をローカル記憶媒体に書き込む前記ステップ は、複数の書き込みポインタによって制御され、前記書き込みポインタの各々は 、前記多数のデータ・ストリームの異なるひとつと関連することを特徴とする請 求項2に記載の方法。 4.前記プログラム・データの一部をローカル記憶媒体に書き込む前記ステップ は、記憶のために前記多数のデータ・ストリームの1つまたは2つ以上を選択す るステップを含むことを特徴とする請求項2に記載の方法。 5.最大限保持可能な前向き速度および最大限保持可能な逆転速度が許容される ことと、記憶のために前記多数のデータ・ストリームから1つまたは2つ以上を 選択する前記ステップは、どのプログラム・データが前記ローカル記憶媒体から 現在読み取られているかを評価することと、前記最大限保持可能な前向き速度と 前記最大限保持可能な逆転速度を評価することを含むことを特徴とする請求項4 に記載の方法。 6.前記所望の速度がゼロであることを特徴とする請求項1に記載の方法。 7.前記所望の速度がマイナスであることを特徴とする請求項1に記載の方法。 8.前記所望の速度が通常の見る速度より大きいことを特徴とする請求項1に記 載の方法。 9.前記所望の速度が通常の見る速度の数分の一に等しいことを特徴とする請求 項1に記載の方法。 10.前記プログラム・データを前記ローカル記憶媒体から読み取るステップは 、ランダム・アクセス式に実行されることと、前記方法は更に前記ローカル記憶 媒体に記憶される前記プログラム・データにアドレス・テーブル経由でアドレス するステップを含むことを特徴とする請求項1に記載の方法。 11.ユーザに、集中データ・ソースから提供された分散プログラム・データを 、前記ユーザが選択した所望の速度で提示する装置であって、 ローカル記憶媒体と、 前記ユーザの前記ローカル記憶媒体へ前記分散プログラム・データの一部を書 き込む手段と、 前記所望の速度を指定するためのユーザ・インタフェース装置と、 前記ローカル記憶媒体から連続的かつ前記所望の速度で、前記集中データ・ソ ースの動作を何らの変更することなく、前記プログラム・データを読み取り提示 する手段と、 を備えることを特徴とする装置。 12.前記分散プログラム・データは前記集中データ・ソースから複数の所定の 間隔で多数のデータ・ストリームで反復送信されることを特徴とする請求項11 に記載の装置。 13.前記プログラム・データの一部をローカル記憶媒体に書き込む手段は複数 の書き込みポインタを含むことを特徴とする請求項12に記載の装置。 14.前記プログラム・データの一部をローカル記憶媒体に書き込む手段は記憶 のために前記多数のデータ・ストリームの1つまたは2つ以上を選択する手段を 含むことを特徴とする請求項12に記載の装置。 15.最大限保持可能な前向き速度および最大限保持可能な逆転速度が許容され 、記憶のために前記多数のデータ・ストリームの1つまたは2つ以上を選択する 手段は、どのプログラム・データが前記ローカル記憶媒体から現在読み取られて いるかを評価する手段と、前記最大限保持可能な前向き速度と前記最大限保持可 能な逆転速度を評価する手段とを含むことを特徴とする請求項14に記載の装置 。 16.前記装置は所望の速度をゼロに指定するように動作可能であることを特徴 とする請求項11に記載の装置。 17.前記装置はマイナスの所望の速度を指定するように動作可能であることを 特徴とする請求項11に記載の装置。 18.前記装置は通常の見る速度より大きい所望の速度を指定するように動作可 能であることを特徴とする請求項11に記載の装置。 19.前記装置は通常の見る速度の数分の一に等しい所望の速度を指定するよう に動作可能であることを特徴とする請求項11に記載の装置。 20.前記ローカル記憶媒体に格納された前記プログラム・データにアドレスす るためのテーブルを更に含み、前記プログラム・データを読み取るための前記手 段はランダム・アクセスに動作することを特徴とする請求項11に記載の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US36337594A | 1994-12-23 | 1994-12-23 | |
US08/363,375 | 1994-12-23 | ||
PCT/US1995/016954 WO1996020566A1 (en) | 1994-12-23 | 1995-12-22 | Method and apparatus for providing vcr-like trick mode functions for viewing distributed video data |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH10511527A true JPH10511527A (ja) | 1998-11-04 |
JP3953512B2 JP3953512B2 (ja) | 2007-08-08 |
Family
ID=23429970
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52059296A Expired - Lifetime JP3953512B2 (ja) | 1994-12-23 | 1995-12-22 | 分散ビデオデータを観察するためのvcrのようなトリック・モード機能を提供するための方法ならびにその装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6434748B1 (ja) |
EP (1) | EP0799549B1 (ja) |
JP (1) | JP3953512B2 (ja) |
AU (1) | AU4610096A (ja) |
CA (1) | CA2208595C (ja) |
DE (1) | DE69515337T2 (ja) |
WO (1) | WO1996020566A1 (ja) |
Cited By (2)
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JP2003511810A (ja) * | 1999-10-07 | 2003-03-25 | トムソン ライセンシング ソシエテ アノニム | ビデオ・ストリームの再生の特殊モードに関係する情報を管理するための装置および方法 |
JP2007110749A (ja) * | 2006-12-18 | 2007-04-26 | Hitachi Ltd | 時系列信号入力方法 |
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1995
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- 1995-12-22 CA CA002208595A patent/CA2208595C/en not_active Expired - Lifetime
- 1995-12-22 AU AU46100/96A patent/AU4610096A/en not_active Abandoned
- 1995-12-22 JP JP52059296A patent/JP3953512B2/ja not_active Expired - Lifetime
- 1995-12-22 WO PCT/US1995/016954 patent/WO1996020566A1/en active IP Right Grant
-
1997
- 1997-02-25 US US08/803,952 patent/US6434748B1/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003511810A (ja) * | 1999-10-07 | 2003-03-25 | トムソン ライセンシング ソシエテ アノニム | ビデオ・ストリームの再生の特殊モードに関係する情報を管理するための装置および方法 |
JP2007110749A (ja) * | 2006-12-18 | 2007-04-26 | Hitachi Ltd | 時系列信号入力方法 |
Also Published As
Publication number | Publication date |
---|---|
US6434748B1 (en) | 2002-08-13 |
DE69515337D1 (de) | 2000-04-06 |
EP0799549A1 (en) | 1997-10-08 |
JP3953512B2 (ja) | 2007-08-08 |
CA2208595A1 (en) | 1996-07-04 |
DE69515337T2 (de) | 2000-08-24 |
AU4610096A (en) | 1996-07-19 |
WO1996020566A1 (en) | 1996-07-04 |
CA2208595C (en) | 2006-05-09 |
EP0799549B1 (en) | 2000-03-01 |
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