KR19980077470A - 움직임 벡터 검출장치 - Google Patents
움직임 벡터 검출장치 Download PDFInfo
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- KR19980077470A KR19980077470A KR1019970014599A KR19970014599A KR19980077470A KR 19980077470 A KR19980077470 A KR 19980077470A KR 1019970014599 A KR1019970014599 A KR 1019970014599A KR 19970014599 A KR19970014599 A KR 19970014599A KR 19980077470 A KR19980077470 A KR 19980077470A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/42—Flyback transformers
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- 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
- H04N5/144—Movement detection
- H04N5/145—Movement estimation
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/20—Analysis of motion
- G06T7/223—Analysis of motion using block-matching
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/124—Quantisation
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/98—Adaptive-dynamic-range coding [ADRC]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
- H04N3/18—Generation of supply voltages, in combination with electron beam deflecting
- H04N3/19—Arrangements or assemblies in supply circuits for the purpose of withstanding high voltages
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10016—Video; Image sequence
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Power Engineering (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Analysis (AREA)
Abstract
Description
Claims (3)
- 기준 화소값(r)과 탐색 대상 화소값(s)을 입력받아 양자화시켜 출력하는 양자화기와 ; 상기 양자화기의 출력값에 접속되고, 상기 양자화기에서 출력되는 데이타를 입력받아 움직임 벡터를 계산하여 출력하며, 다수개의 병렬 접속된 처리유닛과 ; 상기 처리유닛의 출력단에 접속되고, 상기 처리유닛에서 출력된 데이타를 입력받아 최소값을 검출하여 출력하는 최소값검출부를 포함하여 구성됨을 특징으로 하는 움직임 벡터 검출 장치.
- 제1항에 있어서, 양자화기는, 입력된 화소 데이타를 임의의 크기의 화소 블럭으로 형성하고, 형성된 화소 블럭내의 최대 화소값과 최소 화소값을 검출하여 출력하는 최대/최소값검출부와 ; 상기 최대/최소값검출부의 출력단에 접속되고, 상기 최대/최소값검출부에서 출력된 최대 화소값과 최소 화소값을 입력받아 최대 화소값과 최소 화소값과의 차를 계산하여 출력하는 최대/최소값차연산부와 ; 상기 최대/최대값차연산부의 출력단에 접속되고, 상기 최대/최소값차연산부에서 출력되는 데이타를 입력받아 쉬프트시켜 양자화 간격을 계산하여 출력하는 쉬프트부와 ; 상기 최대/최소값검출부의 출력단에 접속되고, 상기 최대/최소값검출부에서 출력된 화소 데이타를 입력받아 출력하는 제2프레임메모리와 ; 상기 제2프레임메모리의 입력단에 접속되며, 상기 제2프레임메모리에 저장되어 있는 기준 화소값(r)과 탐색 대상 화소값(s)이 위치한 주소를 발생시켜 출력하는 주소발생기와 ; 상기 최대/최소값검출부와 제2프레임메모리의 출력단에 접속되고, 상기 최대/최소값검출부와 제2프레임메모리에서 출력되는 데이타를 입력받아, 기준 화소값(r)과 탐색 대상 화소값(s)의 음의 최소값을 계산하여 출력하는 최소값연산부와 ; 상기 쉬프트와 최소값연산부의 출력단에 접속되고, 상기 쉬프트부와 최소값연산부에서 출력되는 데이타를 입력받아 비교하여 출력 데이타의 양자화를 수행하며, 데이타를 직렬데이타로 출력하는 비교기를 포함하여 이루어짐을 특징으로 하는 움직임 벡터 검출 장치.
- 제1항에 있어서, 처리유닛은, 양자화기에서 출력되는 데이타를 입력받아 일정 사이클 딜레이시켜 출력하는 제1딜레이부와 ; 양자화기에서 출력되는 데이타를 입력받아 뺄셈 연산 및 절대값 연산을 수행하는 익스클루시브오아게이트와 ; 상기 익스클루시브오아게이트의 출력단에 접속되고, 상기 익스클루시브오아게이트에서 출력되는 데이타와 비트 클럭 신호를 입력받아, 입력된 데이타를 비트 클럭 신호에 동기시켜 출력하는 앤드게이트와 ; 상기 앤드게이트의 출력단에 접속되고, 상기 앤드게이트에서 출력된 데이타를 입력받아 카운트하여 덧셈 연산을 수행하는 카운터와 ; 상기 카운트의 출력단에 접속되고, 상기 카운터에서 출력되는 데이타를 입력받아 일정 사이클 딜레이시켜 출력하는 제4딜레이부를 포함하여 이루어짐을 특징으로 하는 움직임 벡터 검출 장치.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019970014599A KR100259136B1 (ko) | 1997-04-19 | 1997-04-19 | 움직임 벡터 검출 장치 |
| US09/006,131 US6188798B1 (en) | 1997-04-19 | 1998-01-13 | Apparatus and method for detecting motion vector |
| JP5516898A JPH10304384A (ja) | 1997-04-19 | 1998-03-06 | モーションベクトル検出装置及び方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019970014599A KR100259136B1 (ko) | 1997-04-19 | 1997-04-19 | 움직임 벡터 검출 장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR19980077470A true KR19980077470A (ko) | 1998-11-16 |
| KR100259136B1 KR100259136B1 (ko) | 2000-06-15 |
Family
ID=19503325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019970014599A Expired - Fee Related KR100259136B1 (ko) | 1997-04-19 | 1997-04-19 | 움직임 벡터 검출 장치 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6188798B1 (ko) |
| JP (1) | JPH10304384A (ko) |
| KR (1) | KR100259136B1 (ko) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6756974B2 (en) * | 1997-09-24 | 2004-06-29 | Canon Kabushiki Kaisha | Display control apparatus and method |
| JPH11112992A (ja) * | 1997-10-02 | 1999-04-23 | Kdd | 動き補償画像符号化装置 |
| FR2776459B1 (fr) * | 1998-03-19 | 2000-04-28 | France Telecom | Procede de detection des objets en mouvement dans une sequence d'images video |
| US6925125B2 (en) * | 2002-01-09 | 2005-08-02 | Hiroshi Akimoto | Enhanced aperture problem solving method using displaced center quadtree adaptive partitioning |
| ATE384404T1 (de) * | 2002-02-01 | 2008-02-15 | Matsushita Electric Industrial Co Ltd | Kodierungsverfahren und dekodierungsverfahren für bewegliche bilder |
| JP5286805B2 (ja) * | 2008-01-31 | 2013-09-11 | 沖電気工業株式会社 | 動きベクトル検出装置及び方法、動画像符号化装置及び方法、並びに、動画像復号化装置及び方法 |
| JP7707866B2 (ja) * | 2021-11-01 | 2025-07-15 | 株式会社デンソー | オプティカルフロー推定装置、オプティカルフロー推定方法、およびプログラム |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4903124A (en) * | 1988-03-17 | 1990-02-20 | Canon Kabushiki Kaisha | Image information signal transmission apparatus |
| JPH07105949B2 (ja) | 1989-03-20 | 1995-11-13 | 松下電器産業株式会社 | 画像の動きベクトル検出装置および揺れ補正装置 |
| JP2830111B2 (ja) * | 1989-07-21 | 1998-12-02 | ソニー株式会社 | 高能率符号化装置 |
| JP3606597B2 (ja) * | 1994-01-21 | 2005-01-05 | ソニー株式会社 | 動きベクトル検出装置 |
| KR100366141B1 (ko) * | 1994-01-31 | 2003-03-03 | 소니 가부시끼 가이샤 | 화상대조방법및장치 |
| KR970010091B1 (en) * | 1994-06-13 | 1997-06-21 | Lg Electronics Inc | Address generating apparatus for image moving compensation |
| KR0164184B1 (ko) * | 1995-08-31 | 1999-01-15 | 배순훈 | 동영상 압축디스크의 엔코딩제어장치 |
-
1997
- 1997-04-19 KR KR1019970014599A patent/KR100259136B1/ko not_active Expired - Fee Related
-
1998
- 1998-01-13 US US09/006,131 patent/US6188798B1/en not_active Expired - Fee Related
- 1998-03-06 JP JP5516898A patent/JPH10304384A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US6188798B1 (en) | 2001-02-13 |
| KR100259136B1 (ko) | 2000-06-15 |
| JPH10304384A (ja) | 1998-11-13 |
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