FI923808A - Förfarande och koppling för att dubblera horisontal- och vertikalfrekvenser av en videosignal - Google Patents
Förfarande och koppling för att dubblera horisontal- och vertikalfrekvenser av en videosignal Download PDFInfo
- Publication number
- FI923808A FI923808A FI923808A FI923808A FI923808A FI 923808 A FI923808 A FI 923808A FI 923808 A FI923808 A FI 923808A FI 923808 A FI923808 A FI 923808A FI 923808 A FI923808 A FI 923808A
- Authority
- FI
- Finland
- Prior art keywords
- coupling
- video signal
- vertical frequencies
- doubling
- horizontal
- Prior art date
Links
- 230000008878 coupling Effects 0.000 title 1
- 238000010168 coupling process Methods 0.000 title 1
- 238000005859 coupling reaction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 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
- H04N7/0127—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter
- H04N7/0132—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter the field or frame frequency of the incoming video signal being multiplied by a positive integer, e.g. for flicker reduction
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformations in the plane of the image
- G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
- G06T3/4007—Scaling of whole images or parts thereof, e.g. expanding or contracting based on interpolation, e.g. bilinear interpolation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformations in the plane of the image
- G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
- G06T3/403—Edge-driven scaling; Edge-based scaling
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Systems (AREA)
- Image Processing (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI923808A FI93295C (sv) | 1992-08-25 | 1992-08-25 | Förfarande och koppling för att dubblera horisontal- och vertikalfrekvenser av en videosignal |
DE1993610635 DE69310635T2 (de) | 1992-08-25 | 1993-08-12 | Verfahren und Apparat zur Verdoppelung der vertikalen und horizontalen Frequenz eines Videosignals |
EP19930112927 EP0584662B1 (en) | 1992-08-25 | 1993-08-12 | Method and apparatus for doubling the vertical and horizontal frequency of a video signal |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI923808A FI93295C (sv) | 1992-08-25 | 1992-08-25 | Förfarande och koppling för att dubblera horisontal- och vertikalfrekvenser av en videosignal |
FI923808 | 1992-08-25 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI923808A0 FI923808A0 (sv) | 1992-08-25 |
FI923808A true FI923808A (sv) | 1994-02-26 |
FI93295B FI93295B (sv) | 1994-11-30 |
FI93295C FI93295C (sv) | 1995-03-10 |
Family
ID=8535761
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI923808A FI93295C (sv) | 1992-08-25 | 1992-08-25 | Förfarande och koppling för att dubblera horisontal- och vertikalfrekvenser av en videosignal |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0584662B1 (sv) |
DE (1) | DE69310635T2 (sv) |
FI (1) | FI93295C (sv) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE1012172A5 (nl) * | 1998-09-15 | 2000-06-06 | Barco Naanloze Vennootschap | Werkwijze en inrichting voor videoverwerking. |
DE102005046772A1 (de) | 2005-09-29 | 2007-04-05 | Micronas Gmbh | Iteratives Verfahren zur Interpolation von Bildinformationswerten |
CN100428270C (zh) * | 2005-12-02 | 2008-10-22 | 佳能株式会社 | 线检测方法及设备 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2231460B (en) * | 1989-05-04 | 1993-06-30 | Sony Corp | Spatial interpolation of digital video signals |
FI89995C (sv) * | 1991-12-31 | 1993-12-10 | Salon Televisiotehdas Oy | Förfarande för randadaptiv interpolation av en TV-bilds linje samt en interpolator |
-
1992
- 1992-08-25 FI FI923808A patent/FI93295C/sv active
-
1993
- 1993-08-12 DE DE1993610635 patent/DE69310635T2/de not_active Expired - Lifetime
- 1993-08-12 EP EP19930112927 patent/EP0584662B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0584662B1 (en) | 1997-05-14 |
FI93295C (sv) | 1995-03-10 |
EP0584662A1 (en) | 1994-03-02 |
DE69310635D1 (de) | 1997-06-19 |
DE69310635T2 (de) | 1997-10-16 |
FI93295B (sv) | 1994-11-30 |
FI923808A0 (sv) | 1992-08-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | Publication of examined application |