JP2001352463A5 - Video display device - Google Patents
Video display device Download PDFInfo
- Publication number
- JP2001352463A5 JP2001352463A5 JP2000175550A JP2000175550A JP2001352463A5 JP 2001352463 A5 JP2001352463 A5 JP 2001352463A5 JP 2000175550 A JP2000175550 A JP 2000175550A JP 2000175550 A JP2000175550 A JP 2000175550A JP 2001352463 A5 JP2001352463 A5 JP 2001352463A5
- Authority
- JP
- Japan
- Prior art keywords
- synchronization
- signal
- unit
- separation processing
- output
- 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
- 238000000926 separation method Methods 0.000 claims 16
- 238000001514 detection method Methods 0.000 claims 10
- 230000001360 synchronised Effects 0.000 claims 3
Claims (7)
第1の映像信号と第1の同期信号を含む第1の入力信号が供給され、該第1の入力信号から前記第1の同期信号を分離して出力する第一の同期分離処理部と、
第2の映像信号と前記第1の同期信号と異なる周波数を持つ第2の同期信号とを含む第2の入力信号が供給され、該第2の入力信号から前記第2の同期信号を分離して出力する第二の同期分離処理部と、
前記第一及び/または第二の同期分離処理部から出力された前記第1及び/または第2の同期信号の状態を検出する検出部と、
前記第一及び第二の同期分離処理部から出力された前記第1及び第2の同期信号のいずれか一つを選択して出力するの切換部と、
前記検出部からの検出結果に応じて、前記第1及び第2の同期信号のいずれかを得るように前記切換部を制御する制御部、
とを備えることを特徴とする映像表示装置。In video display device provided with synchronous separation processor you output separates the synchronizing signal from an input signal the video signal and the synchronizing signal is synthesized, the synchronous separation processor,
A first synchronization separation processing unit which is supplied with a first input signal including a first video signal and a first synchronization signal, and separates and outputs the first synchronization signal from the first input signal ;
A second input signal comprising a second video signal and a second synchronization signal having a frequency different from the first synchronization signal is provided to separate the second synchronization signal from the second input signal. a second sync separation processing unit for outputting Te,
A detection unit that detects the state of the first and / or second synchronization signal output from the first and / or second synchronization separation processing unit ;
A switching unit for selecting and outputting any one of the first and second synchronization signals output from the first and second synchronization separation processing units;
A control unit configured to control the switching unit to obtain one of the first and second synchronization signals according to a detection result from the detection unit;
And an image display apparatus characterized by comprising:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000175550A JP3780150B2 (en) | 2000-06-07 | 2000-06-07 | Video display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000175550A JP3780150B2 (en) | 2000-06-07 | 2000-06-07 | Video display device |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2001352463A JP2001352463A (en) | 2001-12-21 |
JP2001352463A5 true JP2001352463A5 (en) | 2005-05-19 |
JP3780150B2 JP3780150B2 (en) | 2006-05-31 |
Family
ID=18677412
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000175550A Expired - Lifetime JP3780150B2 (en) | 2000-06-07 | 2000-06-07 | Video display device |
Country Status (1)
Country | Link |
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JP (1) | JP3780150B2 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030082279A (en) * | 2002-04-17 | 2003-10-22 | 엘지전자 주식회사 | multi-output system using variable clock |
US8319894B2 (en) | 2006-02-09 | 2012-11-27 | Canon Kabushiki Kaisha | Display apparatus capable of discriminating the type of input signal from different signals |
JP5656337B2 (en) * | 2006-02-09 | 2015-01-21 | キヤノン株式会社 | Display device |
-
2000
- 2000-06-07 JP JP2000175550A patent/JP3780150B2/en not_active Expired - Lifetime
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