JP2007505595A - 垂直帰線消去信号の合成方法 - Google Patents
垂直帰線消去信号の合成方法 Download PDFInfo
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- JP2007505595A JP2007505595A JP2006533740A JP2006533740A JP2007505595A JP 2007505595 A JP2007505595 A JP 2007505595A JP 2006533740 A JP2006533740 A JP 2006533740A JP 2006533740 A JP2006533740 A JP 2006533740A JP 2007505595 A JP2007505595 A JP 2007505595A
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- computer
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- video
- vertical blanking
- blanking period
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
- H04N21/4143—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a Personal Computer [PC]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4135—Peripherals receiving signals from specially adapted client devices external recorder
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/4223—Cameras
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
- H04N21/4305—Synchronising client clock from received content stream, e.g. locking decoder clock with encoder clock, extraction of the PCR packets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network
- H04N21/43632—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network involving a wired protocol, e.g. IEEE 1394
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/24—Systems for the transmission of television signals using pulse code modulation
- H04N7/52—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
- H04N7/54—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal the signals being synchronous
- H04N7/56—Synchronising systems therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
- H04N7/087—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only
- H04N7/088—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital
Abstract
Description
図4Aおよび4Bは、データパケット内のビデオデータの構成を表わす。
図5Aおよび5Bは、データパケット内のオーディオデータの構成を表わす。
シリアルユニット300には、[表11]に示すように構成された、複数のレジスタを有するイニシエータレジスタマップが含まれる。
102 クライアント
104 バス
106 インタフェース
108 フレーム
180 参照クロック
182 クロック
184 バッファ
300 シリアルユニット
Claims (17)
- コンピュータおよびビデオクライアントの間で送信されるデータフレームを緩衝処理し、かつ異なるプロトコルを用いて前記コンピュータおよび前記ビデオクライアントと通信するインタフェース機器を介して、前記コンピュータから前記ビデオクライアントへのデータ送信を制御する方法であって、
垂直帰線消去期間の発生への時間的な接近が生じたことを示す値を取得するために前記インタフェース機器のレジスタを読み出す過程と、
前記垂直帰線消去期間の発生を示す時間値を導き出す過程と、
前記垂直帰線消去期間の発生時に前記コンピュータのプロセッサに割り込みを送信する過程と、
映像帰線消去期間の発生に応答してコードを呼び出す過程と、
を有する方法。 - 前記時間値は推定によって導き出される請求項1に記載の方法。
- 前記コードを呼び出す過程は、ビデオデータを記述する時間コード値を取得するためにシリアルバスを介してコマンドを送信する過程を有する請求項1に記載の方法。
- 前記コードを呼び出す過程は、シリアルポートを通して時間コード値をサンプリングする過程を有する請求項1に記載の方法。
- 前記コードを呼び出す過程は、前記時間コード値を用いてビデオデータをリキャプチャする過程を有する請求項4に記載の方法。
- 前記リキャプチャする過程は、前記時間コード値に基づくバッチモードにおいて前記ビデオデータについて実行される請求項5に記載の方法。
- 時間コード値は、記憶されたビデオデータを選択するために記憶装置における探索動作において用いられる請求項1に記載の方法。
- フレームを一意に識別するために時間コード値を用いる請求項1に記載の方法。
- 対応するフレームとともに時間コード値を記憶する請求項1に記載の方法。
- 前記コードを呼び出す過程は、前記割り込みの送信に応答して前記コンピュータから前記インタフェース機器へデータフレームを送信する過程を有する請求項1に記載の方法。
- 前記レジスタを読み出す過程は、複数の前記垂直帰線消去期間の発生時にロールオーバーするレジスタを読み出す過程を有する請求項1に記載の方法。
- 前記コードを呼び出す過程は、フレームあたり複数回、時間コード値をサンプリングする過程を有する請求項1に記載の方法。
- コンピュータによって実行されるときに、コンピュータおよびビデオクライアントの間で送信されるデータフレームを緩衝処理し、かつ異なるプロトコルを用いて前記コンピュータおよび前記ビデオクライアントと通信するインタフェース機器を介して、前記コンピュータから前記ビデオクライアントへのデータ送信を制御する命令を含むコンピュータプログラム製品であって、
垂直帰線消去期間の発生への時間的な接近が生じたことを示す値を取得するために前記インタフェース機器のレジスタを読み出すステップと、
前記垂直帰線消去期間の発生を示す時間値を導き出すステップと、
前記垂直帰線消去期間の発生時に前記コンピュータのプロセッサに割り込みを送信するステップと、
映像帰線消去期間の発生に応答してコードを呼び出すステップと、
を実行するコンピュータプログラム製品。 - コンピュータおよびビデオクライアントの間で送信されるデータフレームを緩衝処理し、かつ異なるプロトコルを用いて前記コンピュータおよび前記ビデオクライアントと通信するインタフェース機器を介して、前記コンピュータから前記ビデオクライアントへのデータ送信を制御する装置であって、
垂直帰線消去期間の発生への時間的な接近が生じたことを示す値を取得するために前記インタフェース機器のレジスタを読み出す手段と、
前記垂直帰線消去期間の発生を示す時間値を導き出す手段と、
前記垂直帰線消去期間の発生時に前記コンピュータのプロセッサに割り込みを送信する手段と、
映像帰線消去期間の発生に応答してコードを呼び出す手段と、
を具備する装置。 - コンピュータおよびビデオクライアントの間で送信されるデータフレームを緩衝処理し、かつ異なるプロトコルを用いて前記コンピュータおよび前記ビデオクライアントと通信するインタフェース機器を介して、前記コンピュータから前記ビデオクライアントへのデータ送信を制御する方法であって、
垂直帰線消去期間の発生への時間的な接近が生じたことを示す値を取得するために前記インタフェース機器のレジスタを読み出す過程と、
前記垂直帰線消去期間の発生を示す時間値を導き出す過程と、
前記垂直帰線消去期間の発生時に前記コンピュータのプロセッサに割り込みを送信する過程と、
映像帰線消去期間の発生に応答してバッチモードにおいてビデオデータをリキャプチャするためにシリアルポートを通して時間コード値をサンプリングするコードを呼び出す過程と、
を有する方法。 - コンピュータによって実行されるときに、コンピュータおよびビデオクライアントの間で送信されるデータフレームを緩衝処理し、かつ異なるプロトコルを用いて前記コンピュータおよび前記ビデオクライアントと通信するインタフェース機器を介して、前記コンピュータから前記ビデオクライアントへのデータ送信を制御する命令を含むコンピュータプログラム製品であって、
垂直帰線消去期間の発生への時間的な接近が生じたことを示す値を取得するために前記インタフェース機器のレジスタを読み出すステップと、
前記垂直帰線消去期間の発生を示す時間値を導き出すステップと、
前記垂直帰線消去期間の発生時に前記コンピュータのプロセッサに割り込みを送信するステップと、
映像帰線消去期間の発生に応答してバッチモードにおいてビデオデータをリキャプチャするためにシリアルポートを通して時間コード値をサンプリングするコードを呼び出すステップと、
を実行するコンピュータプログラム製品。 - コンピュータおよびビデオクライアントの間で送信されるデータフレームを緩衝処理し、かつ異なるプロトコルを用いて前記コンピュータおよび前記ビデオクライアントと通信するインタフェース機器を介して、前記コンピュータから前記ビデオクライアントへのデータ送信を制御する装置であって、
垂直帰線消去期間の発生への時間的な接近が生じたことを示す値を取得するために前記インタフェース機器のレジスタを読み出す手段と、
前記垂直帰線消去期間の発生を示す時間値を導き出す手段と、
前記垂直帰線消去期間の発生時に前記コンピュータのプロセッサに割り込みを送信する手段と、
映像帰線消去期間の発生に応答してバッチモードにおいてビデオデータをリキャプチャするためにシリアルポートを通して時間コード値をサンプリングするコードを呼び出す手段と、
を具備する装置。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US47833603P | 2003-06-13 | 2003-06-13 | |
US60/478,336 | 2003-06-13 | ||
US10/746,284 | 2003-12-23 | ||
US10/746,284 US7668099B2 (en) | 2003-06-13 | 2003-12-23 | Synthesis of vertical blanking signal |
PCT/US2004/018657 WO2005001634A2 (en) | 2003-06-13 | 2004-06-10 | Synthesis of vertical blanking signal |
Publications (2)
Publication Number | Publication Date |
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JP2007505595A true JP2007505595A (ja) | 2007-03-08 |
JP4847331B2 JP4847331B2 (ja) | 2011-12-28 |
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Application Number | Title | Priority Date | Filing Date |
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JP2006533740A Active JP4847331B2 (ja) | 2003-06-13 | 2004-06-10 | 垂直帰線消去信号の合成方法 |
Country Status (5)
Country | Link |
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US (1) | US7668099B2 (ja) |
EP (1) | EP1634447A4 (ja) |
JP (1) | JP4847331B2 (ja) |
HK (1) | HK1091076A1 (ja) |
WO (1) | WO2005001634A2 (ja) |
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WO2005001634A3 (en) | 2005-06-16 |
US7668099B2 (en) | 2010-02-23 |
WO2005001634A2 (en) | 2005-01-06 |
HK1091076A1 (en) | 2007-01-05 |
EP1634447A2 (en) | 2006-03-15 |
EP1634447A4 (en) | 2007-10-10 |
US20040252231A1 (en) | 2004-12-16 |
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