KR20240121725A - 삼차원 데이터 부호화 방법, 삼차원 데이터 복호 방법, 삼차원 데이터 부호화 장치, 및 삼차원 데이터 복호 장치 - Google Patents

삼차원 데이터 부호화 방법, 삼차원 데이터 복호 방법, 삼차원 데이터 부호화 장치, 및 삼차원 데이터 복호 장치 Download PDF

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Publication number
KR20240121725A
KR20240121725A KR1020247017729A KR20247017729A KR20240121725A KR 20240121725 A KR20240121725 A KR 20240121725A KR 1020247017729 A KR1020247017729 A KR 1020247017729A KR 20247017729 A KR20247017729 A KR 20247017729A KR 20240121725 A KR20240121725 A KR 20240121725A
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KR
South Korea
Prior art keywords
dimensional
point
dimensional data
target
point group
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Pending
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KR1020247017729A
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English (en)
Korean (ko)
Inventor
다카히로 니시
도시야스 스기오
노리타카 이구치
Original Assignee
파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카
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Publication of KR20240121725A publication Critical patent/KR20240121725A/ko
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image 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
    • H04N19/10—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/001—Model-based coding, e.g. wire frame
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/004—Predictors, e.g. intraframe, interframe 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
    • H04N19/50—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
    • H04N19/537—Motion estimation other than block-based
    • H04N19/54—Motion estimation other than block-based using feature points or meshes
    • 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
    • H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
KR1020247017729A 2021-12-09 2022-10-24 삼차원 데이터 부호화 방법, 삼차원 데이터 복호 방법, 삼차원 데이터 부호화 장치, 및 삼차원 데이터 복호 장치 Pending KR20240121725A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202163287624P 2021-12-09 2021-12-09
US63/287,624 2021-12-09
PCT/JP2022/039448 WO2023105954A1 (ja) 2021-12-09 2022-10-24 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置

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KR20240121725A true KR20240121725A (ko) 2024-08-09

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KR1020247017729A Pending KR20240121725A (ko) 2021-12-09 2022-10-24 삼차원 데이터 부호화 방법, 삼차원 데이터 복호 방법, 삼차원 데이터 부호화 장치, 및 삼차원 데이터 복호 장치

Country Status (7)

Country Link
US (1) US20240320864A1 (https=)
EP (1) EP4446992A4 (https=)
JP (1) JPWO2023105954A1 (https=)
KR (1) KR20240121725A (https=)
CN (1) CN118613832A (https=)
MX (1) MX2024006115A (https=)
WO (1) WO2023105954A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240357160A1 (en) * 2023-04-24 2024-10-24 Tencent America LLC Inter coding in mesh compression
WO2025080438A1 (en) * 2023-10-10 2025-04-17 Interdigital Vc Holdings, Inc. Intra frame dynamics for lidar point cloud compression
JP2025173015A (ja) * 2024-05-14 2025-11-27 キヤノン株式会社 符号化装置、復号化装置、符号化方法、復号化方法、およびプログラム

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014020663A1 (ja) 2012-07-30 2014-02-06 三菱電機株式会社 地図表示装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11297346B2 (en) * 2016-05-28 2022-04-05 Microsoft Technology Licensing, Llc Motion-compensated compression of dynamic voxelized point clouds
US11202078B2 (en) * 2019-09-27 2021-12-14 Apple Inc. Dynamic point cloud compression using inter-prediction

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014020663A1 (ja) 2012-07-30 2014-02-06 三菱電機株式会社 地図表示装置

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CN118613832A (zh) 2024-09-06
US20240320864A1 (en) 2024-09-26
JPWO2023105954A1 (https=) 2023-06-15
EP4446992A4 (en) 2025-04-09
EP4446992A1 (en) 2024-10-16
WO2023105954A1 (ja) 2023-06-15
MX2024006115A (es) 2024-05-30

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