JP4246653B2 - デジタルデータ受信装置 - Google Patents
デジタルデータ受信装置 Download PDFInfo
- Publication number
- JP4246653B2 JP4246653B2 JP2004060338A JP2004060338A JP4246653B2 JP 4246653 B2 JP4246653 B2 JP 4246653B2 JP 2004060338 A JP2004060338 A JP 2004060338A JP 2004060338 A JP2004060338 A JP 2004060338A JP 4246653 B2 JP4246653 B2 JP 4246653B2
- Authority
- JP
- Japan
- Prior art keywords
- data
- clock
- receiver
- signal
- switching
- 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.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/10—Arrangements for replacing or switching information during the broadcast or the distribution
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/268—Signal distribution or switching
Description
Claims (1)
- デジタルデータ受信装置において、受信した2系統以上の信号を各々の系統の受信機で復調して得られた複数のデータストリーム(データ、クロック)を、各系統のクロックで一時記憶する記憶部と、該記憶部への前記複数のデータストリームの書き込みを制御する書き込み制御部と、該記憶部に一時記憶されたデータストリームを各系統同時に読み出すデータ読み出し制御部と、読み出されたデータストリームのうちの1系統を選択し出力する選択部を備え、前記書き込み制御部を、前記複数のデータストリームで1フレームに1つの割合で存在するパケットを検出し該検出に基づいて前記記憶部への前記複数のデータストリームの書き込みを行う制御部としたことを特徴とするデジタルデータ受信装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004060338A JP4246653B2 (ja) | 2004-03-04 | 2004-03-04 | デジタルデータ受信装置 |
CN2005100676509A CN1767400B (zh) | 2004-03-04 | 2005-03-04 | 用于接收数字数据的设备 |
US11/071,179 US7492792B2 (en) | 2004-03-04 | 2005-03-04 | Apparatus for receiving digital data |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004060338A JP4246653B2 (ja) | 2004-03-04 | 2004-03-04 | デジタルデータ受信装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005252656A JP2005252656A (ja) | 2005-09-15 |
JP4246653B2 true JP4246653B2 (ja) | 2009-04-02 |
Family
ID=34909197
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004060338A Expired - Fee Related JP4246653B2 (ja) | 2004-03-04 | 2004-03-04 | デジタルデータ受信装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7492792B2 (ja) |
JP (1) | JP4246653B2 (ja) |
CN (1) | CN1767400B (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7764713B2 (en) * | 2005-09-28 | 2010-07-27 | Avaya Inc. | Synchronization watermarking in multimedia streams |
US9681310B2 (en) | 2011-09-27 | 2017-06-13 | Gatesair, Inc. | Studio-transmitter link (STL) systems and methods |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6081650A (en) * | 1994-06-30 | 2000-06-27 | Thomson Licensing S.A. | Transport processor interface and video recorder/playback apparatus in a field structured datastream suitable for conveying television information |
DE19617293A1 (de) * | 1996-04-30 | 1997-11-20 | Bosch Gmbh Robert | Verfahren zum Aufbau eines Transportdatenstromes |
US5914962A (en) * | 1996-06-27 | 1999-06-22 | Zenith Electronics Corporation | MPEG transport mux for independently clocked transport streams |
DE69725533T2 (de) * | 1996-08-30 | 2004-05-19 | Matsushita Electric Industrial Co., Ltd., Kadoma | Digitales Rundfunksystem, digitale Rundfunkvorrichtung und Empfänger dafür |
AU1383299A (en) * | 1997-11-14 | 1999-06-07 | Worldspace Management Corporation | Signaling protocol for satellite direct radio broadcast system |
US6480551B1 (en) * | 1997-11-18 | 2002-11-12 | Sony Corporation | Signal processing device and method for switching signal processors thereof |
JP3059151B1 (ja) | 1999-02-09 | 2000-07-04 | アストロデザイン株式会社 | デ―タストリ―ム切替装置及びデ―タストリ―ム切替方法 |
JP4068258B2 (ja) | 1999-03-19 | 2008-03-26 | 株式会社東芝 | 系統切替システム |
JP4021587B2 (ja) | 1999-05-31 | 2007-12-12 | 株式会社東芝 | 伝送路切替システム |
JP4363724B2 (ja) | 1999-11-16 | 2009-11-11 | 株式会社東芝 | ビットストリーム切替システム |
US6674805B1 (en) * | 2000-05-02 | 2004-01-06 | Ati Technologies, Inc. | System for controlling a clock signal for synchronizing a counter to a received value and method thereof |
JP4467826B2 (ja) | 2001-03-22 | 2010-05-26 | 株式会社東芝 | デジタル放送番組送出システムの現用・予備切替装置 |
JP3945287B2 (ja) * | 2002-03-28 | 2007-07-18 | 日本電気株式会社 | データ受信回路、データ受信方法 |
US7251303B2 (en) * | 2002-07-26 | 2007-07-31 | Hitachi Kokusai Electric Inc. | Digital data receiving apparatus and method with system changeover function |
-
2004
- 2004-03-04 JP JP2004060338A patent/JP4246653B2/ja not_active Expired - Fee Related
-
2005
- 2005-03-04 US US11/071,179 patent/US7492792B2/en not_active Expired - Fee Related
- 2005-03-04 CN CN2005100676509A patent/CN1767400B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1767400A (zh) | 2006-05-03 |
JP2005252656A (ja) | 2005-09-15 |
CN1767400B (zh) | 2010-04-28 |
US7492792B2 (en) | 2009-02-17 |
US20050195846A1 (en) | 2005-09-08 |
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