JP5537588B2 - 同期化されたオーディオデータ、及びビデオデータを伝送するためのインタフェース - Google Patents
同期化されたオーディオデータ、及びビデオデータを伝送するためのインタフェース Download PDFInfo
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- JP5537588B2 JP5537588B2 JP2012079425A JP2012079425A JP5537588B2 JP 5537588 B2 JP5537588 B2 JP 5537588B2 JP 2012079425 A JP2012079425 A JP 2012079425A JP 2012079425 A JP2012079425 A JP 2012079425A JP 5537588 B2 JP5537588 B2 JP 5537588B2
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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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
- H04N21/23602—Multiplexing isochronously with the video sync, e.g. according to bit-parallel or bit-serial interface formats, as SDI
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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
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4126—The peripheral being portable, e.g. PDAs or mobile phones
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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]
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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
- H04N21/43—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
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
- H04N21/4342—Demultiplexing isochronously with video sync, e.g. according to bit-parallel or bit-serial interface formats, as SDI
-
- 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 stream to a specific local network, e.g. a Bluetooth® network
- H04N21/43632—Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wired protocol, e.g. IEEE 1394
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Engineering & Computer Science (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Information Transfer Systems (AREA)
- Communication Control (AREA)
- Time-Division Multiplex Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Television Systems (AREA)
Description
102 クライアント
104 バス
106 インタフェース
108 フレーム
110 フレームヘッダ
112 ビデオブロック
114 オーディオブロック
116 オーディオヘッダ
130 フォーマットフラグ
132 SMPTEタイムコード
134 増加フレームカウンタ
136 オーディオサイクルカウント値
138 オーディオサンプルカウント値
140 チャンネルカウント値
142 ブロックサイズバイトカウント値
144 オーディオフォーマットフラグ
146 ビデオフォーマットフラグ
150 複数のパケット
160 SDTIフレーム
162 垂直帰線消去部分
164 水平帰線
166 SDIフレームヘッダ
180 基準クロック
182 クロック
184 バッファ
300 シリアルユニット
302 ユニットディレクトリ
304 シリアルユニットレジスタマップ
Claims (19)
- 複数のデータフレームを、コンピュータとビデオクライアントとの間で接続された高速のシリアルインタフェースを通じて相互に通信している前記コンピュータと前記ビデオクライアントとの間で、複数のチャンネルを介して順次に伝送するための装置であって、
入力信号を受け取るように構成された回路と、
前記データフレームを生成するように構成された回路と、
各前記データフレームに関して、フレームヘッダを提供するように構成された回路と、
各前記データフレームに関して、前記フレームヘッダの後に続くビデオデータを提供するように構成された回路と、
各前記データフレームに関して、前記ビデオデータの後に続くオーディオデータを提供するように構成された回路と、
各データフレームを複数の部分に分割すると共に、前記フレームヘッダ及び前記複数の部分の内の少なくとも1つを、前記複数のチャンネルの内の対応する1つを介して送信するように構成された回路と
を備えることを特徴とする装置。 - 各前記データフレームに関して、前記ビデオデータと前記オーディオデータとの間に与えられるオーディオヘッダを提供するように構成された回路を更に備える
ことを特徴とする請求項1に記載の装置。 - 前記フレームヘッダが、フレームカウント同期化ビットを有する
ことを特徴とする請求項1に記載の装置。 - 各前記データフレームに関して、垂直帰線消去部分を提供するように構成された回路を更に備える
ことを特徴とする請求項3に記載の装置。 - 前記フレームカウント同期化ビットが、前記垂直帰線消去部分と同期化される
ことを特徴とする請求項4に記載の装置。 - 各前記データフレームに関して、オーディオサイクルカウント値を備えるオーディオヘッダを提供するように構成された回路を更に備える
ことを特徴とする請求項1に記載の装置。 - 前記オーディオデータが、前記ビデオデータに対してサンプリングされる
ことを特徴とする請求項1に記載の装置。 - 前記オーディオデータが、フレーム当たりのオーディオサンプルカウント値を含む
ことを特徴とする請求項1に記載の装置。 - 前記オーディオサンプルのカウント値が、サンプル当たりのバイト数を示す
ことを特徴とする請求項8に記載の装置。 - 前記オーディオサンプルカウント値が、“ANSI/SMPTE 272M”の仕様に従って変化する
ことを特徴とする請求項8に記載の装置。 - 前記フレームヘッダが、ビデオデータのサンプル当たりのビット数を示すフォーマットフラグを含む
ことを特徴とする請求項1に記載の装置。 - 前記フレームヘッダが、SMPTEタイムコードを含む
ことを特徴とする請求項1に記載の装置。 - 前記フレームヘッダが、増加フレームカウンタを含む
ことを特徴とする請求項1に記載の装置。 - 前記フレームヘッダが、“ANSI/SMPTE 272M”の仕様によって指定されたオーディオ抑揚における位置を示す前記オーディオサイクルカウント値を含む
ことを特徴とする請求項1に記載の装置。 - 前記フレームヘッダが、オーディオチャンネルカウント値を含む
ことを特徴とする請求項1に記載の装置。 - 前記フレームヘッダが、ブロックサイズバイトカウント値を含む
ことを特徴とする請求項1に記載の装置。 - 前記ブロックサイズバイトカウント値が、前記オーディオデータにいくつのオーディオのバイトが含まれるかを示す
ことを特徴とする請求項16に記載の装置。 - 前記フレームヘッダが、オーディオフォーマットフラグを含む
ことを特徴とする請求項1に記載の装置。 - 前記フレームヘッダが、ビデオフォーマットフラグを含む
ことを特徴とする請求項1に記載の装置。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US47833603P | 2003-06-13 | 2003-06-13 | |
US60/478,336 | 2003-06-13 | ||
US10/746,281 US20040255338A1 (en) | 2003-06-13 | 2003-12-23 | Interface for sending synchronized audio and video data |
US10/746,281 | 2003-12-23 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006533738A Division JP5006044B2 (ja) | 2003-06-13 | 2004-06-10 | 同期化されたオーディオデータ、及びビデオデータを伝送するためのインタフェース |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2013236605A Division JP5753889B2 (ja) | 2003-06-13 | 2013-11-15 | 同期化されたオーディオデータ、及びビデオデータを伝送するためのインタフェース |
Publications (2)
Publication Number | Publication Date |
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JP2012178835A JP2012178835A (ja) | 2012-09-13 |
JP5537588B2 true JP5537588B2 (ja) | 2014-07-02 |
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JP2006533738A Expired - Lifetime JP5006044B2 (ja) | 2003-06-13 | 2004-06-10 | 同期化されたオーディオデータ、及びビデオデータを伝送するためのインタフェース |
JP2012079425A Expired - Fee Related JP5537588B2 (ja) | 2003-06-13 | 2012-03-30 | 同期化されたオーディオデータ、及びビデオデータを伝送するためのインタフェース |
JP2013236605A Expired - Fee Related JP5753889B2 (ja) | 2003-06-13 | 2013-11-15 | 同期化されたオーディオデータ、及びビデオデータを伝送するためのインタフェース |
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Application Number | Title | Priority Date | Filing Date |
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JP2006533738A Expired - Lifetime JP5006044B2 (ja) | 2003-06-13 | 2004-06-10 | 同期化されたオーディオデータ、及びビデオデータを伝送するためのインタフェース |
Family Applications After (1)
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JP2013236605A Expired - Fee Related JP5753889B2 (ja) | 2003-06-13 | 2013-11-15 | 同期化されたオーディオデータ、及びビデオデータを伝送するためのインタフェース |
Country Status (8)
Country | Link |
---|---|
US (2) | US20040255338A1 (ja) |
EP (1) | EP1629370A4 (ja) |
JP (3) | JP5006044B2 (ja) |
CN (1) | CN101790088B (ja) |
CH (1) | CH704037B1 (ja) |
HK (1) | HK1091006A1 (ja) |
SE (2) | SE0500332L (ja) |
WO (1) | WO2005001633A2 (ja) |
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Also Published As
Publication number | Publication date |
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JP2014057353A (ja) | 2014-03-27 |
SE0500332L (sv) | 2005-04-13 |
US20160337674A1 (en) | 2016-11-17 |
US20040255338A1 (en) | 2004-12-16 |
CN101790088A (zh) | 2010-07-28 |
WO2005001633A3 (en) | 2005-04-14 |
WO2005001633A2 (en) | 2005-01-06 |
EP1629370A2 (en) | 2006-03-01 |
JP5753889B2 (ja) | 2015-07-22 |
SE530393C2 (sv) | 2008-05-20 |
CH704037B1 (de) | 2012-05-15 |
JP2007517421A (ja) | 2007-06-28 |
HK1091006A1 (en) | 2007-01-05 |
EP1629370A4 (en) | 2006-06-14 |
CN101790088B (zh) | 2013-01-02 |
JP5006044B2 (ja) | 2012-08-22 |
JP2012178835A (ja) | 2012-09-13 |
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