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IT1296734B1 - Motion estimation circuit for digital video encoder - determines motion vectors and associated costs for prediction modes - Google Patents

Motion estimation circuit for digital video encoder - determines motion vectors and associated costs for prediction modes

Info

Publication number
IT1296734B1
IT1296734B1 ITTO971035A IT1296734B1 IT 1296734 B1 IT1296734 B1 IT 1296734B1 IT TO971035 A ITTO971035 A IT TO971035A IT 1296734 B1 IT1296734 B1 IT 1296734B1
Authority
IT
Italy
Prior art keywords
motion vectors
prediction modes
associated costs
estimation circuit
digital video
Prior art date
Application number
Other languages
Italian (it)
Inventor
Andrea Finotello
Pierangelo Garino
Mauro Marchisio
Original Assignee
Cselt Centro Studi Lab Telecom
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 Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Publication of ITTO971035A0 publication Critical patent/ITTO971035A0/en
Priority to IT97TO001035 priority Critical patent/IT1296734B1/en
Priority to US09/180,781 priority patent/US6122320A/en
Priority to PCT/EP1998/001433 priority patent/WO1998042137A1/en
Priority to EP98913710A priority patent/EP0919099B1/en
Priority to AU68310/98A priority patent/AU711190B2/en
Priority to DE69803266T priority patent/DE69803266T2/en
Priority to AT98913710T priority patent/ATE209423T1/en
Priority to JP54011398A priority patent/JP3159713B2/en
Priority to CA002255900A priority patent/CA2255900C/en
Priority to ES98913710T priority patent/ES2169507T3/en
Publication of ITTO971035A1 publication Critical patent/ITTO971035A1/en
Application granted granted Critical
Publication of IT1296734B1 publication Critical patent/IT1296734B1/en

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  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

The motion estimation circuit receives pixel blocks which comprise a current picture and generates motion vectors representing the displacement of each block w.r.t. a reference block. The circuit includes an integrated circuit component (IM, IM1, IM2 ...) which determines motion vectors and the associated costs for different prediction modes. The component selects a prediction mode and performs vector refinement on the basis of this mode.
IT97TO001035 1997-03-14 1997-11-27 Motion estimation circuit for digital video encoder - determines motion vectors and associated costs for prediction modes IT1296734B1 (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
IT97TO001035 IT1296734B1 (en) 1997-11-27 1997-11-27 Motion estimation circuit for digital video encoder - determines motion vectors and associated costs for prediction modes
AU68310/98A AU711190B2 (en) 1997-03-14 1998-03-12 Circuit for motion estimation in digitised video sequence encoders
PCT/EP1998/001433 WO1998042137A1 (en) 1997-03-14 1998-03-12 Circuit for motion estimation in digitised video sequence encoders
EP98913710A EP0919099B1 (en) 1997-03-14 1998-03-12 Circuit for motion estimation in digitised video sequence encoders
US09/180,781 US6122320A (en) 1997-03-14 1998-03-12 Circuit for motion estimation in digitized video sequence encoders
DE69803266T DE69803266T2 (en) 1997-03-14 1998-03-12 CIRCUIT FOR MOTION ESTIMATION IN CODERS FOR DIGITALIZED VIDEO SEQUENCES
AT98913710T ATE209423T1 (en) 1997-03-14 1998-03-12 CIRCUIT FOR MOTION ESTIMATION IN ENCODERS FOR DIGITALIZED VIDEO SEQUENCES
JP54011398A JP3159713B2 (en) 1997-03-14 1998-03-12 Motion estimation circuit in digitized video sequence encoder
CA002255900A CA2255900C (en) 1997-03-14 1998-03-12 Circuit for motion estimation in digitised video sequence encoders
ES98913710T ES2169507T3 (en) 1997-03-14 1998-03-12 CIRCUIT FOR ESTIMATION OF MOVEMENT IN DIGITALIZED VIDEO SEQUENCES CODERS.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97TO001035 IT1296734B1 (en) 1997-11-27 1997-11-27 Motion estimation circuit for digital video encoder - determines motion vectors and associated costs for prediction modes

Publications (3)

Publication Number Publication Date
ITTO971035A0 ITTO971035A0 (en) 1997-11-27
ITTO971035A1 ITTO971035A1 (en) 1999-05-27
IT1296734B1 true IT1296734B1 (en) 1999-07-15

Family

ID=11416166

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97TO001035 IT1296734B1 (en) 1997-03-14 1997-11-27 Motion estimation circuit for digital video encoder - determines motion vectors and associated costs for prediction modes

Country Status (1)

Country Link
IT (1) IT1296734B1 (en)

Also Published As

Publication number Publication date
ITTO971035A0 (en) 1997-11-27
ITTO971035A1 (en) 1999-05-27

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