FI96559C - Menetelmä reunan suunnan tunnistamiseksi lomitellussa televisiokuvassa - Google Patents
Menetelmä reunan suunnan tunnistamiseksi lomitellussa televisiokuvassa Download PDFInfo
- Publication number
- FI96559C FI96559C FI942750A FI942750A FI96559C FI 96559 C FI96559 C FI 96559C FI 942750 A FI942750 A FI 942750A FI 942750 A FI942750 A FI 942750A FI 96559 C FI96559 C FI 96559C
- Authority
- FI
- Finland
- Prior art keywords
- main
- edge
- minimum
- group
- horizontal
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 27
- 230000004044 response Effects 0.000 claims description 75
- 230000015654 memory Effects 0.000 claims description 43
- 230000000694 effects Effects 0.000 claims description 9
- 238000003708 edge detection Methods 0.000 description 12
- 238000004364 calculation method Methods 0.000 description 10
- 238000012545 processing Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000001934 delay Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004422 calculation algorithm Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- 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
- H04N7/012—Conversion between an interlaced and a progressive signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Graphics (AREA)
- Image Analysis (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI942750A FI96559C (fi) | 1994-06-10 | 1994-06-10 | Menetelmä reunan suunnan tunnistamiseksi lomitellussa televisiokuvassa |
| EP95108074A EP0687104B1 (en) | 1994-06-10 | 1995-05-26 | A method for detecting edge direction in an interlaced television image |
| DE69504140T DE69504140T2 (de) | 1994-06-10 | 1995-05-26 | Verfahren zum Detektieren der Flankenrichtung in einem Fernsehbild mit Zeilensprungverfahren |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI942750A FI96559C (fi) | 1994-06-10 | 1994-06-10 | Menetelmä reunan suunnan tunnistamiseksi lomitellussa televisiokuvassa |
| FI942750 | 1994-06-10 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI942750A0 FI942750A0 (fi) | 1994-06-10 |
| FI942750L FI942750L (fi) | 1995-12-11 |
| FI96559B FI96559B (fi) | 1996-03-29 |
| FI96559C true FI96559C (fi) | 1996-07-10 |
Family
ID=8540895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI942750A FI96559C (fi) | 1994-06-10 | 1994-06-10 | Menetelmä reunan suunnan tunnistamiseksi lomitellussa televisiokuvassa |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0687104B1 (enExample) |
| DE (1) | DE69504140T2 (enExample) |
| FI (1) | FI96559C (enExample) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MY117289A (en) * | 1996-01-17 | 2004-06-30 | Sharp Kk | Image data interpolating apparatus |
| DE69605018T2 (de) * | 1996-02-13 | 2000-06-08 | Stmicroelectronics S.R.L., Agrate Brianza | Kantenorientiertes Intrabild- und Zwischenbildinterpolationsfilter für Videogeräte besserer Qualität |
| US6421090B1 (en) * | 1999-08-27 | 2002-07-16 | Trident Microsystems, Inc. | Motion and edge adaptive deinterlacing |
| EP1191785A1 (en) * | 2000-09-21 | 2002-03-27 | Sony International (Europe) GmbH | Interlace to progresssive conversion |
| JP4108969B2 (ja) * | 2000-12-14 | 2008-06-25 | 松下電器産業株式会社 | 画像角度検出装置およびそれを備えた走査線補間装置 |
| GB2402288B (en) * | 2003-05-01 | 2005-12-28 | Imagination Tech Ltd | De-Interlacing of video data |
| KR100979811B1 (ko) * | 2003-08-12 | 2010-09-02 | 삼성전자주식회사 | 수평 방향 에지의 패턴을 고려한 순차주사화 장치 및 방법 |
| TWI381732B (zh) * | 2008-10-08 | 2013-01-01 | Silicon Integrated Sys Corp | 低角度內插裝置及其方法 |
| US8743957B2 (en) | 2010-04-12 | 2014-06-03 | Sony Corporation | Context adaptive directional intra prediction |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2623040B1 (fr) * | 1987-11-09 | 1990-02-09 | France Etat | Procede et dispositif de traitement de signaux d'image a balayage de trame entrelace |
| JPH02177683A (ja) * | 1988-09-29 | 1990-07-10 | Toshiba Corp | 画素信号の相関判定および補間データ作成装置 |
| US4989090A (en) * | 1989-04-05 | 1991-01-29 | Yves C. Faroudja | Television scan line doubler including temporal median filter |
| KR940006935B1 (ko) * | 1991-12-23 | 1994-07-29 | 주식회사 금성사 | 티브이 신호의 라인 더블러장치 |
| FI89995C (fi) * | 1991-12-31 | 1993-12-10 | Salon Televisiotehdas Oy | Foerfarande foer randadaptiv interpolation av en tv-bilds linje samt en interpolator |
| EP0561286B1 (en) * | 1992-03-20 | 1997-06-18 | THOMSON multimedia | Method and apparatus for direction related interpolation |
| FI91029C (fi) * | 1992-04-14 | 1994-04-25 | Salon Televisiotehdas Oy | Menetelmä ja kytkentäjärjestely kuvaruudulla näytettävän kuvan pysty- ja vaakaresoluution kaksinkertaistamiseksi |
-
1994
- 1994-06-10 FI FI942750A patent/FI96559C/fi active
-
1995
- 1995-05-26 EP EP95108074A patent/EP0687104B1/en not_active Expired - Lifetime
- 1995-05-26 DE DE69504140T patent/DE69504140T2/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FI942750L (fi) | 1995-12-11 |
| EP0687104B1 (en) | 1998-08-19 |
| FI96559B (fi) | 1996-03-29 |
| EP0687104A2 (en) | 1995-12-13 |
| EP0687104A3 (enExample) | 1996-01-17 |
| DE69504140T2 (de) | 1999-02-18 |
| FI942750A0 (fi) | 1994-06-10 |
| DE69504140D1 (de) | 1998-09-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BB | Publication of examined application |