CA2158143A1 - Dispositif de re-echantillonnage pour modifier les dimensions d'une image video - Google Patents

Dispositif de re-echantillonnage pour modifier les dimensions d'une image video

Info

Publication number
CA2158143A1
CA2158143A1 CA002158143A CA2158143A CA2158143A1 CA 2158143 A1 CA2158143 A1 CA 2158143A1 CA 002158143 A CA002158143 A CA 002158143A CA 2158143 A CA2158143 A CA 2158143A CA 2158143 A1 CA2158143 A1 CA 2158143A1
Authority
CA
Canada
Prior art keywords
derived
digital
sample stream
stream
sampling period
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
Application number
CA002158143A
Other languages
English (en)
Other versions
CA2158143C (fr
Inventor
James Henry Arbeiter
Roger Frank Bessler
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NORTHSHORE LABORATORIES Inc
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CA 2158143 priority Critical patent/CA2158143C/fr
Priority claimed from PCT/US1993/003490 external-priority patent/WO1994024632A1/fr
Publication of CA2158143A1 publication Critical patent/CA2158143A1/fr
Application granted granted Critical
Publication of CA2158143C publication Critical patent/CA2158143C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Television Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CA 2158143 1993-04-14 1993-04-14 Dispositif de re-echantillonnage pour modifier les dimensions d'une image video Expired - Fee Related CA2158143C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2158143 CA2158143C (fr) 1993-04-14 1993-04-14 Dispositif de re-echantillonnage pour modifier les dimensions d'une image video

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/US1993/003490 WO1994024632A1 (fr) 1993-04-14 1993-04-14 Appareil de reechantillonnage adapte pour reformater une image video
CA 2158143 CA2158143C (fr) 1993-04-14 1993-04-14 Dispositif de re-echantillonnage pour modifier les dimensions d'une image video

Publications (2)

Publication Number Publication Date
CA2158143A1 true CA2158143A1 (fr) 1994-10-27
CA2158143C CA2158143C (fr) 2007-09-18

Family

ID=4156591

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2158143 Expired - Fee Related CA2158143C (fr) 1993-04-14 1993-04-14 Dispositif de re-echantillonnage pour modifier les dimensions d'une image video

Country Status (1)

Country Link
CA (1) CA2158143C (fr)

Also Published As

Publication number Publication date
CA2158143C (fr) 2007-09-18

Similar Documents

Publication Publication Date Title
US5512946A (en) Digital video signal processing device and TV camera device arranged to use it
EP0687112A3 (fr) Appareil pour la transformation d'images
AU7736994A (en) Digital image resizing apparatus
KR920017489A (ko) 칼라 텔레비젼 카메라 장치 및 그 신호 발생 방법
WO1995010821A1 (fr) Appareil a reduction/grossissement d'image destine a la production d'images filtrees passe-bas
EP0221743A3 (fr) Procédé et système de compression de signaux vidéo
CA2252810A1 (fr) Systeme et procede de production de lignes fractionnelles a retard en distance, dans un systeme de traitement de signaux numeriques
EP0883303A4 (fr) Dispositif de conversion de signaux et procede correspondant
CA2158143A1 (fr) Dispositif de re-echantillonnage pour modifier les dimensions d'une image video
EP0716549A4 (fr) Camera video numerique et etage de conversion de format de cadre
US6606423B2 (en) Image format converting method and apparatus
EP0423320A1 (fr) Systeme de reduction du bruit de signaux video
EP0818740A3 (fr) Interpolation et décimation d'un signal utilisant la symétrie du filtre
NO954078L (no) Avtastingsapparat for endring av störrelsen av et videobilde
KR920005650A (ko) 텔레비전 신호의 색 잡음 감소 방법 및 그 장치
US5119176A (en) System and method for direct digital conversion of digital component video signals to NTSC signal
US5550764A (en) Image filtering with an efficient implementation of high order decimation digital filters
EP0546469B1 (fr) Méthode et dispositif d'interpolation verticale
JPS6346881A (ja) デジタル輪郭補正回路
AU7091700A (en) System and method for producing halftoned color separations for an output imaging device
KR970004196B1 (ko) 티브이의 노이즈 제거장치
US5442404A (en) Scanning line converting method for a television receiver and device thereof
JP3091358B2 (ja) テレビジョンカメラ装置
KR100275902B1 (ko) 이미지변환장치
JPH074023B2 (ja) テレビ画像拡大方法

Legal Events

Date Code Title Description
EEER Examination request
FZDC Discontinued application reinstated
MKLA Lapsed