WO2024205193A3 - 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법 - Google Patents

포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법 Download PDF

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Publication number
WO2024205193A3
WO2024205193A3 PCT/KR2024/003771 KR2024003771W WO2024205193A3 WO 2024205193 A3 WO2024205193 A3 WO 2024205193A3 KR 2024003771 W KR2024003771 W KR 2024003771W WO 2024205193 A3 WO2024205193 A3 WO 2024205193A3
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WIPO (PCT)
Prior art keywords
point cloud
cloud data
data transmission
data reception
mesh data
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Ceased
Application number
PCT/KR2024/003771
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English (en)
French (fr)
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WO2024205193A2 (ko
Inventor
김대현
서종열
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LG Electronics Inc
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LG Electronics Inc
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Publication date
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Priority to KR1020257029113A priority Critical patent/KR20250141787A/ko
Publication of WO2024205193A2 publication Critical patent/WO2024205193A2/ko
Publication of WO2024205193A3 publication Critical patent/WO2024205193A3/ko
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding
    • 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
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/184—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being bits, e.g. of the compressed video stream
    • 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
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)

Abstract

실시예들에 따른 메쉬 데이터 송신 방법은 메쉬 데이터를 인코딩하는 단계; 및 메쉬 데이터를 포함하는 비트스트림을 전송하는 단계; 를 포함할 수 있다. 실시예들에 따른 메쉬 데이터 수신 방법은 메쉬 데이터를 포함하는 비트스트림을 수신하는 단계; 및 메쉬 데이터를 디코딩하는 단계; 를 포함할 수 있다.
PCT/KR2024/003771 2023-03-31 2024-03-26 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법 Ceased WO2024205193A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020257029113A KR20250141787A (ko) 2023-03-31 2024-03-26 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20230042880 2023-03-31
KR10-2023-0042880 2023-03-31

Publications (2)

Publication Number Publication Date
WO2024205193A2 WO2024205193A2 (ko) 2024-10-03
WO2024205193A3 true WO2024205193A3 (ko) 2025-06-19

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PCT/KR2024/003771 Ceased WO2024205193A2 (ko) 2023-03-31 2024-03-26 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법

Country Status (2)

Country Link
KR (1) KR20250141787A (ko)
WO (1) WO2024205193A2 (ko)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120085134A (ko) * 2011-01-21 2012-07-31 삼성전자주식회사 3차원 메쉬 부호화 장치 및 방법, 그리고 3차원 메쉬 복호화 장치 및 방법
KR101669873B1 (ko) * 2009-10-16 2016-10-27 삼성전자주식회사 삼차원 메쉬 압축장치 및 방법
KR20210116199A (ko) * 2020-03-15 2021-09-27 인텔 코포레이션 변위된 메쉬 압축 장치 및 방법
US20230014820A1 (en) * 2021-07-19 2023-01-19 Tencent America LLC Methods and apparatuses for dynamic mesh compression
WO2023014086A1 (ko) * 2021-08-03 2023-02-09 엘지전자 주식회사 3d 데이터 송신 장치, 3d 데이터 송신 방법, 3d 데이터 수신 장치 및 3d 데이터 수신 방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101669873B1 (ko) * 2009-10-16 2016-10-27 삼성전자주식회사 삼차원 메쉬 압축장치 및 방법
KR20120085134A (ko) * 2011-01-21 2012-07-31 삼성전자주식회사 3차원 메쉬 부호화 장치 및 방법, 그리고 3차원 메쉬 복호화 장치 및 방법
KR20210116199A (ko) * 2020-03-15 2021-09-27 인텔 코포레이션 변위된 메쉬 압축 장치 및 방법
US20230014820A1 (en) * 2021-07-19 2023-01-19 Tencent America LLC Methods and apparatuses for dynamic mesh compression
WO2023014086A1 (ko) * 2021-08-03 2023-02-09 엘지전자 주식회사 3d 데이터 송신 장치, 3d 데이터 송신 방법, 3d 데이터 수신 장치 및 3d 데이터 수신 방법

Also Published As

Publication number Publication date
KR20250141787A (ko) 2025-09-29
WO2024205193A2 (ko) 2024-10-03

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