TW376631B - Pattern display region discrimination device - Google Patents
Pattern display region discrimination deviceInfo
- Publication number
- TW376631B TW376631B TW085107218A TW85107218A TW376631B TW 376631 B TW376631 B TW 376631B TW 085107218 A TW085107218 A TW 085107218A TW 85107218 A TW85107218 A TW 85107218A TW 376631 B TW376631 B TW 376631B
- Authority
- TW
- Taiwan
- Prior art keywords
- pattern display
- display region
- discrimination device
- region discrimination
- video signal
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/02—Diagnosis, testing or measuring for television systems or their details for colour television signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0117—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal
- H04N7/0122—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal the input and the output signals having different aspect ratios
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/007—Systems with supplementary picture signal insertion during a portion of the active part of a television signal, e.g. during top and bottom lines in a HDTV letter-box system
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Graphics (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Controls And Circuits For Display Device (AREA)
- Television Systems (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15319395A JP3508119B2 (ja) | 1995-06-20 | 1995-06-20 | 画面表示領域判別装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW376631B true TW376631B (en) | 1999-12-11 |
Family
ID=15557085
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW085107218A TW376631B (en) | 1995-06-20 | 1996-06-15 | Pattern display region discrimination device |
Country Status (8)
Country | Link |
---|---|
US (1) | US5990971A (zh) |
JP (1) | JP3508119B2 (zh) |
KR (1) | KR970004909A (zh) |
CN (1) | CN1082311C (zh) |
MY (1) | MY116655A (zh) |
RU (1) | RU2172016C2 (zh) |
SG (1) | SG67949A1 (zh) |
TW (1) | TW376631B (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2793375A1 (fr) * | 1999-05-06 | 2000-11-10 | Thomson Multimedia Sa | Procede de detection de bandes noires dans une image video |
JP4920834B2 (ja) * | 2000-06-26 | 2012-04-18 | キヤノン株式会社 | 画像表示装置、及び画像表示装置の駆動方法 |
US7339627B2 (en) * | 2003-10-30 | 2008-03-04 | Broadcom Corporation | Method and system for automatic detection and display of aspect ratio |
JP3711994B2 (ja) * | 2003-12-03 | 2005-11-02 | セイコーエプソン株式会社 | 映像信号判別装置および映像信号判別方法 |
US7119847B2 (en) * | 2003-12-17 | 2006-10-10 | Texas Instruments Incorporated | Method for identifying format of a received video signal |
JP5573292B2 (ja) * | 2010-03-30 | 2014-08-20 | パナソニック株式会社 | 映像ソース切替装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3947631A (en) * | 1974-02-27 | 1976-03-30 | Gte Sylvania Incorporated | Automatic video signal control circuit |
US4622577A (en) * | 1984-02-03 | 1986-11-11 | Rca Corporation | Decoder for extracting a 4:3 aspect ratio signal from a high definition television signal |
US5486871A (en) * | 1990-06-01 | 1996-01-23 | Thomson Consumer Electronics, Inc. | Automatic letterbox detection |
US5249049A (en) * | 1990-06-01 | 1993-09-28 | Thomson Consumer Electronics, Inc. | Managing letterbox displays |
FR2664779B1 (fr) * | 1990-07-13 | 1993-06-11 | Europ Rech Electr Lab | Procede de traitement d'un signal video. |
US5309234A (en) * | 1991-05-29 | 1994-05-03 | Thomson Consumer Electronics | Adaptive letterbox detector |
JPH04365278A (ja) * | 1991-06-13 | 1992-12-17 | Matsushita Electric Ind Co Ltd | 多画面表示回路 |
JP3211969B2 (ja) * | 1991-06-27 | 2001-09-25 | ソニー株式会社 | 表示装置 |
JP3240697B2 (ja) * | 1992-08-11 | 2001-12-17 | 松下電器産業株式会社 | 映像拡大装置 |
KR970008379B1 (en) * | 1993-09-08 | 1997-05-23 | Samsung Electronics Co Ltd | Method and apparatus for decreasing side blank of wide screen |
TW307971B (zh) * | 1994-03-31 | 1997-06-11 | Matsushita Electric Ind Co Ltd | |
WO1995030303A1 (fr) * | 1994-04-28 | 1995-11-09 | Kabushiki Kaisha Toshiba | Dispositif de detection d'image de rangee de lettres |
TW344931B (en) * | 1994-12-08 | 1998-11-11 | Matsushita Electric Ind Co Ltd | Average luminance level detection apparatus and aspect ratio auto-discrimination apparatus for a television signal using the same |
-
1995
- 1995-06-20 JP JP15319395A patent/JP3508119B2/ja not_active Expired - Fee Related
-
1996
- 1996-06-15 TW TW085107218A patent/TW376631B/zh active
- 1996-06-19 SG SG1996010101A patent/SG67949A1/en unknown
- 1996-06-19 KR KR1019960022193A patent/KR970004909A/ko not_active Application Discontinuation
- 1996-06-19 RU RU96111956/09A patent/RU2172016C2/ru not_active IP Right Cessation
- 1996-06-19 MY MYPI96002462A patent/MY116655A/en unknown
- 1996-06-19 US US08/665,880 patent/US5990971A/en not_active Expired - Fee Related
- 1996-06-20 CN CN96110452A patent/CN1082311C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
RU2172016C2 (ru) | 2001-08-10 |
JPH099170A (ja) | 1997-01-10 |
CN1146116A (zh) | 1997-03-26 |
SG67949A1 (en) | 1999-10-19 |
CN1082311C (zh) | 2002-04-03 |
US5990971A (en) | 1999-11-23 |
JP3508119B2 (ja) | 2004-03-22 |
MY116655A (en) | 2004-03-31 |
KR970004909A (ko) | 1997-01-29 |
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