KR102895648B1 - 포인트 클라우드 프로세싱 - Google Patents

포인트 클라우드 프로세싱

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Publication number
KR102895648B1
KR102895648B1 KR1020247005994A KR20247005994A KR102895648B1 KR 102895648 B1 KR102895648 B1 KR 102895648B1 KR 1020247005994 A KR1020247005994 A KR 1020247005994A KR 20247005994 A KR20247005994 A KR 20247005994A KR 102895648 B1 KR102895648 B1 KR 102895648B1
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South Korea
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sample
point cloud
difference
current
depth value
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Korean (ko)
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KR20240032147A (ko
Inventor
줄리앙 히카르
실린느 게드
야닉 올리비에
조안 리악 피스낙
다비드 장드롱
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인터디지털 브이씨 홀딩스 인코포레이티드
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three-dimensional [3D] modelling for computer graphics
    • G06T17/05—Geographic models
    • 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
    • H04N19/132—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
    • H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding
    • 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
    • G06T2207/10028—Range image; Depth image; 3D point clouds

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Geometry (AREA)
  • Computer Graphics (AREA)
  • Remote Sensing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Generation (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Image Processing (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
KR1020247005994A 2018-01-19 2019-01-21 포인트 클라우드 프로세싱 Active KR102895648B1 (ko)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
EP18305048.3 2018-01-19
EP18305048 2018-01-19
EP18305420 2018-04-10
EP18305420.4 2018-04-10
EP18305928 2018-07-11
EP18305928.6 2018-07-11
KR1020207020567A KR102640992B1 (ko) 2018-01-19 2019-01-21 포인트 클라우드 프로세싱
PCT/IB2019/050492 WO2019142164A1 (en) 2018-01-19 2019-01-21 Processing a point cloud

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020207020567A Division KR102640992B1 (ko) 2018-01-19 2019-01-21 포인트 클라우드 프로세싱

Publications (2)

Publication Number Publication Date
KR20240032147A KR20240032147A (ko) 2024-03-08
KR102895648B1 true KR102895648B1 (ko) 2025-12-05

Family

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KR1020247005994A Active KR102895648B1 (ko) 2018-01-19 2019-01-21 포인트 클라우드 프로세싱
KR1020207020567A Active KR102640992B1 (ko) 2018-01-19 2019-01-21 포인트 클라우드 프로세싱

Family Applications After (1)

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Country Status (8)

Country Link
US (2) US11900639B2 (https=)
EP (2) EP3740938B1 (https=)
JP (3) JP7448760B2 (https=)
KR (2) KR102895648B1 (https=)
CN (2) CN111630571B (https=)
AU (2) AU2019208552B2 (https=)
MX (1) MX2020007660A (https=)
WO (1) WO2019142164A1 (https=)

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CN112673399B (zh) * 2018-07-11 2024-09-03 交互数字Vc控股公司 对点云的点的纹理进行编码/解码的方法
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WO2020055865A1 (en) * 2018-09-14 2020-03-19 Futurewei Technologies, Inc. Improved attribute support in point cloud coding
KR102537087B1 (ko) 2018-10-02 2023-05-26 후아웨이 테크놀러지 컴퍼니 리미티드 3ｄ 보조 데이터를 사용한 모션 추정
US11095900B2 (en) * 2018-12-19 2021-08-17 Sony Group Corporation Point cloud coding structure
IL286585B2 (en) 2019-03-22 2024-12-01 Interdigital Vc Holdings France Processing a point cloud
US11158116B2 (en) * 2019-08-05 2021-10-26 Tencent America LLC Geometry model for point cloud coding
CN112333453B (zh) 2019-08-05 2024-08-16 腾讯美国有限责任公司 解码方法和装置以及计算机系统和存储介质
JP2022172413A (ja) * 2019-09-26 2022-11-16 シャープ株式会社 三次元表現変換装置、および、三次元表現逆変換装置
US11310528B2 (en) * 2020-03-30 2022-04-19 Tencent America LLC Methods of coding duplicate and isolated points for point cloud coding
WO2021201390A1 (ko) * 2020-04-03 2021-10-07 엘지전자 주식회사 포인트 클라우드 데이터 처리 장치 및 방법
US11501470B2 (en) 2020-05-27 2022-11-15 Microsoft Technology Licensing, Llc Geometric encoding of data
US12101505B2 (en) * 2021-06-04 2024-09-24 Tencent America LLC Fast recolor for video based point cloud coding
CN116800984A (zh) * 2022-03-15 2023-09-22 华为技术有限公司 编解码方法和装置
US12190520B2 (en) * 2022-07-05 2025-01-07 Alibaba (China) Co., Ltd. Pyramid architecture for multi-scale processing in point cloud segmentation

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Also Published As

Publication number Publication date
KR20200110333A (ko) 2020-09-23
JP2025041643A (ja) 2025-03-26
US11900639B2 (en) 2024-02-13
US20240169593A1 (en) 2024-05-23
JP7448760B2 (ja) 2024-03-13
AU2019208552B2 (en) 2024-02-08
MX2020007660A (es) 2020-09-18
EP3740938A1 (en) 2020-11-25
KR102640992B1 (ko) 2024-02-27
AU2024203025B2 (en) 2026-03-26
CN111630571A (zh) 2020-09-04
CN118887356A (zh) 2024-11-01
JP2021511563A (ja) 2021-05-06
EP4462365A3 (en) 2025-01-15
EP4462365A2 (en) 2024-11-13
WO2019142164A1 (en) 2019-07-25
JP2024026293A (ja) 2024-02-28
AU2024203025A1 (en) 2024-05-23
KR20240032147A (ko) 2024-03-08
US12450781B2 (en) 2025-10-21
AU2019208552A1 (en) 2020-07-23
US20210056730A1 (en) 2021-02-25
EP3740938B1 (en) 2024-11-06
CN111630571B (zh) 2024-09-13
JP7751716B2 (ja) 2025-10-08

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