JP3997358B2 - 映像再生装置 - Google Patents
映像再生装置 Download PDFInfo
- Publication number
- JP3997358B2 JP3997358B2 JP2004208266A JP2004208266A JP3997358B2 JP 3997358 B2 JP3997358 B2 JP 3997358B2 JP 2004208266 A JP2004208266 A JP 2004208266A JP 2004208266 A JP2004208266 A JP 2004208266A JP 3997358 B2 JP3997358 B2 JP 3997358B2
- Authority
- JP
- Japan
- Prior art keywords
- video
- display device
- liquid crystal
- crystal display
- reproduction
- 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
- 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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
-
- 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
- H04N21/432—Content retrieval operation from a local storage medium, e.g. hard-disk
- H04N21/4325—Content retrieval operation from a local storage medium, e.g. hard-disk by playing back content from the storage medium
-
- 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
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/4424—Monitoring of the internal components or processes of the client device, e.g. CPU or memory load, processing speed, timer, counter or percentage of the hard disk space used
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/84—Television signal recording using optical recording
- H04N5/85—Television signal recording using optical recording on discs or drums
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/57—Control of contrast or brightness
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/63—Generation or supply of power specially adapted for television receivers
Landscapes
- Engineering & Computer Science (AREA)
- Databases & Information Systems (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
- Television Signal Processing For Recording (AREA)
- Controls And Circuits For Display Device (AREA)
Description
Claims (6)
- バッテリによって駆動される映像再生装置であって、
ディスクに記録された映像番組の映像信号を再生するDVD再生装置、
前記DVD再生装置によって再生された映像信号に従って前記映像番組の映像を表示する液晶表示装置、
前記DVD再生装置によって映像信号が再生されている映像番組の残り時間を検出する第1の検出手段、
前記バッテリの残量値を検出する第2の検出手段、
前記第1の検出手段によって検出された前記映像番組の残り時間と前記第2の検出手段によって検出された前記バッテリの残量値とに基づいて、前記映像番組の再生が終了するまでに使用可能な電力を算出する算出手段、
前記液晶表示装置の画面の輝度と消費電力の関係を示すテーブルまたは数式が格納されたメモリ、および
前記メモリに格納された前記テーブルまたは前記数式に基づいて前記算出手段によって算出された電力に対応する輝度を算出し、算出結果に基づいて前記液晶表示装置の画面の輝度を設定する設定手段を備える、映像再生装置。 - バッテリによって駆動される映像再生装置であって、
記録媒体に記録された映像番組の映像信号を再生する映像信号再生手段、
前記映像信号再生手段によって再生された映像信号に従って前記映像番組の映像を表示する映像表示装置、
前記映像信号再生手段によって映像信号が再生されている映像番組の残り時間を検出する第1の検出手段、
前記バッテリの残量値を検出する第2の検出手段、
前記第1の検出手段によって検出された前記映像番組の残り時間と前記第2の検出手段によって検出された前記バッテリの残量値とに基づいて、前記映像番組の再生が終了するまでに使用可能な電力を算出する算出手段、および
前記算出手段によって算出された電力に基づいて前記映像表示装置の画面の輝度を設定する設定手段を備える、映像再生装置。 - さらに、前記映像表示装置の画面の輝度と消費電力の関係を示すテーブルまたは数式が格納されたメモリを備え、
前記設定手段は、前記メモリに格納された前記テーブルまたは前記数式に基づいて前記算出手段によって算出された電力に対応する輝度を算出し、算出結果に基づいて前記映像表示装置の画面の輝度を設定する、請求項2に記載の映像再生装置。 - 前記映像信号再生手段はDVD再生装置であり、
前記映像表示装置は液晶表示装置である、請求項2または請求項3に記載の映像再生装置。 - さらに、前記DVD再生装置によって再生されている映像番組が一連のシーケンシャルPGCタイトルである場合は、前記第1の検出手段、前記第2の検出手段、前記算出手段、および前記設定手段を活性化させて前記液晶表示装置の輝度調節を実行させ、その映像番組が一連のシーケンシャルPGCでない場合は、前記液晶表示装置の輝度調節を実行させない制御手段を備える、請求項1または請求項4に記載の映像再生装置。
- 前記制御手段は、前記DVD再生装置によって再生されている映像番組が一連のシーケンシャルPGCタイトルである場合は、前記液晶表示装置の輝度調節を所定の周期で繰り返し実行させる、請求項5に記載の映像再生装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004208266A JP3997358B2 (ja) | 2004-07-15 | 2004-07-15 | 映像再生装置 |
US11/176,777 US7725009B2 (en) | 2004-07-15 | 2005-07-07 | Battery driven video reproduction apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004208266A JP3997358B2 (ja) | 2004-07-15 | 2004-07-15 | 映像再生装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006033321A JP2006033321A (ja) | 2006-02-02 |
JP3997358B2 true JP3997358B2 (ja) | 2007-10-24 |
Family
ID=35599541
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004208266A Expired - Fee Related JP3997358B2 (ja) | 2004-07-15 | 2004-07-15 | 映像再生装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7725009B2 (ja) |
JP (1) | JP3997358B2 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007312127A (ja) * | 2006-05-18 | 2007-11-29 | Toshiba Corp | 受信装置および受信装置の制御方法 |
WO2008041308A1 (fr) * | 2006-09-29 | 2008-04-10 | Fujitsu Limited | Dispositif électronique, procédé et programme pour commander le dispositif électronique, et support d'enregistrement |
US8855459B2 (en) * | 2008-06-17 | 2014-10-07 | Apple Inc. | Method and apparatus for prolonging battery life of a media player |
KR101023130B1 (ko) * | 2009-01-08 | 2011-03-24 | 삼성모바일디스플레이주식회사 | 표시 장치 및 그의 구동 방법 |
US8522059B2 (en) * | 2009-11-24 | 2013-08-27 | Hewlett-Packard Development Company, L.P. | Display panel power prediction |
WO2012005739A1 (en) | 2010-07-09 | 2012-01-12 | Hewlett-Packard Development Company, L.P. | Responses to server challenges included in a hypertext transfer protocol header |
GB2496339B (en) * | 2010-08-31 | 2016-08-31 | Hewlett Packard Development Co Lp | Determination of display device power consumption |
JP6090187B2 (ja) * | 2014-01-31 | 2017-03-08 | ブラザー工業株式会社 | 電子機器およびプログラム |
US9811146B2 (en) * | 2015-04-01 | 2017-11-07 | Microsoft Technology Licensing, Llc | Opportunistically changing display brightness |
CN105869605A (zh) * | 2015-12-09 | 2016-08-17 | 乐视网信息技术(北京)股份有限公司 | 显示屏亮度控制方法及装置 |
US11885129B2 (en) * | 2016-03-16 | 2024-01-30 | USG Interiors, LLC. | Construction products with an acoustically transparent coating |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1993007557A1 (en) * | 1991-10-02 | 1993-04-15 | Kabushiki Kaisha Toshiba | Electronic appliance automatically controlling electric power consumed by components in response to operation time inputted by user |
JPH0787379A (ja) | 1993-09-10 | 1995-03-31 | Canon Inc | 撮像システム |
US6618042B1 (en) * | 1999-10-28 | 2003-09-09 | Gateway, Inc. | Display brightness control method and apparatus for conserving battery power |
JP2002116736A (ja) | 2000-10-05 | 2002-04-19 | Nec Access Technica Ltd | 液晶表示装置の画像切り換え方法及び液晶表示装置 |
JP2003156728A (ja) | 2001-11-19 | 2003-05-30 | Canon Inc | 液晶表示装置及びその制御方法 |
JP2003280627A (ja) | 2002-03-19 | 2003-10-02 | Seiko Epson Corp | 画像表示装置、画像表示方法、画像表示プログラム、およびコンピュータ読み取り可能な記録媒体 |
JP2004110456A (ja) | 2002-09-19 | 2004-04-08 | Toshiba Corp | 情報処理装置及び表示制御方法 |
US7376331B2 (en) * | 2004-03-29 | 2008-05-20 | Cyberlink Corp. | Method and system for regulating power in portable audio/video playback device |
-
2004
- 2004-07-15 JP JP2004208266A patent/JP3997358B2/ja not_active Expired - Fee Related
-
2005
- 2005-07-07 US US11/176,777 patent/US7725009B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2006033321A (ja) | 2006-02-02 |
US20060013570A1 (en) | 2006-01-19 |
US7725009B2 (en) | 2010-05-25 |
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