KR20230081705A - G-pcc 에서의 예측 지오메트리 코딩 - Google Patents

G-pcc 에서의 예측 지오메트리 코딩 Download PDF

Info

Publication number
KR20230081705A
KR20230081705A KR1020237010882A KR20237010882A KR20230081705A KR 20230081705 A KR20230081705 A KR 20230081705A KR 1020237010882 A KR1020237010882 A KR 1020237010882A KR 20237010882 A KR20237010882 A KR 20237010882A KR 20230081705 A KR20230081705 A KR 20230081705A
Authority
KR
South Korea
Prior art keywords
point cloud
value
radius
prediction mode
tree node
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
KR1020237010882A
Other languages
English (en)
Korean (ko)
Inventor
밥파디트야 레이
아다르쉬 크리쉬난 라마수브라모니안
더 아우베라 게르트 판
마르타 카르체비츠
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20230081705A publication Critical patent/KR20230081705A/ko
Pending legal-status Critical Current

Links

Images

Classifications

    • 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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic 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
    • H04N19/597—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
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/42—Simultaneous measurement of distance and other co-ordinates
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/89—Lidar systems specially adapted for specific applications for mapping or imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
    • G01S17/931—Lidar systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/003—Transmission of data between radar, sonar or lidar systems and remote stations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/4808—Evaluating distance, position or velocity data
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/40—Tree coding, e.g. quadtree, octree
    • 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
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • 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
    • H04N19/96—Tree coding, e.g. quad-tree coding
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G01S2013/9316—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles combined with communication equipment with other vehicles or with base stations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G01S2013/9327—Sensor installation details
    • G01S2013/93271—Sensor installation details in the front of the vehicles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/4802—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
KR1020237010882A 2020-10-07 2021-09-28 G-pcc 에서의 예측 지오메트리 코딩 Pending KR20230081705A (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US202063088831P 2020-10-07 2020-10-07
US63/088,831 2020-10-07
US202063114317P 2020-11-16 2020-11-16
US63/114,317 2020-11-16
US17/449,013 US11935270B2 (en) 2020-10-07 2021-09-27 Predictive geometry coding in G-PCC
US17/449,013 2021-09-27
PCT/US2021/052357 WO2022076197A1 (en) 2020-10-07 2021-09-28 Predictive geometry coding in g-pcc

Publications (1)

Publication Number Publication Date
KR20230081705A true KR20230081705A (ko) 2023-06-07

Family

ID=80931561

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020237010882A Pending KR20230081705A (ko) 2020-10-07 2021-09-28 G-pcc 에서의 예측 지오메트리 코딩
KR1020237010881A Pending KR20230081704A (ko) 2020-10-07 2021-09-28 G-pcc 에서의 예측 지오메트리 코딩

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020237010881A Pending KR20230081704A (ko) 2020-10-07 2021-09-28 G-pcc 에서의 예측 지오메트리 코딩

Country Status (7)

Country Link
US (2) US11875541B2 (https=)
EP (2) EP4226628B1 (https=)
JP (2) JP7750944B2 (https=)
KR (2) KR20230081705A (https=)
CN (2) CN116325756B (https=)
BR (2) BR112023005746A2 (https=)
WO (2) WO2022076198A1 (https=)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022025278A1 (ja) * 2020-07-31 2022-02-03 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 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
US12033360B2 (en) * 2020-10-05 2024-07-09 Qualcomm Incorporated Clipping laser indices in predictive geometry coding for point cloud compression
US11875541B2 (en) * 2020-10-07 2024-01-16 Qualcomm Incorporated Predictive geometry coding in G-PCC
EP4020396B1 (en) * 2020-12-23 2026-03-04 Beijing Xiaomi Mobile Software Co., Ltd. Method and apparatus of entropy encoding/decoding point cloud geometry data captured by a spinning sensors head
EP4304180A4 (en) * 2021-03-05 2025-04-02 LG Electronics Inc. POINT CLOUD DATA TRANSMISSION DEVICE, POINT CLOUD DATA TRANSMISSION METHOD, POINT CLOUD DATA RECEIVING DEVICE, AND POINT CLOUD DATA RECEIVING METHOD
EP4072145B1 (en) * 2021-04-09 2026-04-08 Beijing Xiaomi Mobile Software Co., Ltd. Method and apparatus of encoding/decoding point cloud geometry data captured by a spinning sensors head
CN115412713B (zh) 2021-05-26 2024-06-25 荣耀终端有限公司 一种点云深度信息的预测编解码方法及装置
US20250267272A1 (en) * 2022-04-24 2025-08-21 Lg Electronics Inc. Point cloud data transmission device, point cloud data transmission method, point cloud data reception device, and point cloud data reception method
CN119343920A (zh) * 2022-06-13 2025-01-21 Oppo广东移动通信有限公司 几何点云编码系统和方法
CN121837399A (zh) * 2022-06-18 2026-04-10 腾讯科技（深圳）有限公司 点云处理方法、装置及计算机设备、存储介质
WO2024011381A1 (zh) * 2022-07-11 2024-01-18 上海交通大学 点云编解码方法、装置、设备及存储介质
CN115379190B (zh) * 2022-08-19 2024-04-26 腾讯科技（深圳）有限公司 一种点云处理方法、装置及计算机设备、存储介质
KR20250060185A (ko) * 2022-08-30 2025-05-07 엘지전자 주식회사 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법
CN119365894A (zh) * 2022-09-29 2025-01-24 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质
GB2623372B (en) * 2022-10-14 2024-11-13 Canon Kk Method and apparatus for compression and encoding of 3D dynamic point cloud
US12430809B2 (en) * 2022-10-17 2025-09-30 Qualcomm Incorporated Predictive geometry coding of point cloud
WO2024119419A1 (zh) * 2022-12-07 2024-06-13 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质
GB2626029A (en) * 2023-01-06 2024-07-10 Canon Kk Enhanced method for point cloud compression
CN118338006B (zh) * 2023-01-11 2026-02-24 维沃移动通信有限公司 变换系数编码方法、变换系数解码方法及终端
WO2024207244A1 (zh) * 2023-04-04 2024-10-10 Oppo广东移动通信有限公司 点云的编解码方法、码流、编码器、解码器以及存储介质
WO2024212043A1 (zh) * 2023-04-10 2024-10-17 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质
JP2024152166A (ja) * 2023-04-14 2024-10-25 Kddi株式会社 点群復号装置、点群復号方法及びプログラム
JP2024162356A (ja) * 2023-05-10 2024-11-21 キヤノン株式会社 符号化装置、復号化装置、及びコンピュータプログラム
CN121444455A (zh) * 2023-05-12 2026-01-30 Oppo广东移动通信有限公司 点云编解码方法、解码器、编码器及计算机可读存储介质
WO2025063408A1 (ko) * 2023-09-19 2025-03-27 엘지전자 주식회사 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법
WO2025076663A1 (zh) * 2023-10-09 2025-04-17 Oppo广东移动通信有限公司 编解码方法、编解码器以及存储介质
US20250310575A1 (en) * 2024-04-01 2025-10-02 Samsung Electronics Co., Ltd. Basemesh entropy coding improvements in video-based dynamic mesh coding (v-dmc)
WO2025249868A1 (ko) * 2024-05-31 2025-12-04 엘지전자 주식회사 포인트 클라우드 데이터 부호화 장치, 포인트 클라우드 데이터 부호화 방법, 포인트 클라우드 데이터 복호화 장치 및 포인트 클라우드 데이터 복호화 방법

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9088796B2 (en) * 2011-11-07 2015-07-21 Sharp Kabushiki Kaisha Video decoder with enhanced CABAC decoding
EP3301921A1 (en) * 2016-09-30 2018-04-04 Thomson Licensing Method and apparatus for calculating quantization parameters to encode and decode an immersive video
US10805646B2 (en) * 2018-06-22 2020-10-13 Apple Inc. Point cloud geometry compression using octrees and binary arithmetic encoding with adaptive look-up tables
EP4213096B1 (en) * 2018-01-18 2026-04-22 Malikie Innovations Limited Methods and devices for entropy coding point clouds
US10939129B2 (en) * 2018-04-10 2021-03-02 Apple Inc. Point cloud compression
BR112021004798A2 (pt) * 2018-09-14 2021-06-08 Huawei Technologies Co., Ltd. suporte de atributo melhorado em codificação de nuvem de pontos
WO2020075862A1 (ja) * 2018-10-12 2020-04-16 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 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
WO2020123469A1 (en) * 2018-12-11 2020-06-18 Futurewei Technologies, Inc. Hierarchical tree attribute coding by median points in point cloud coding
MX2021006569A (es) * 2018-12-21 2021-07-07 Panasonic Ip Corp America Metodo de codificacion de datos tridimensionales, metodo de decodificacion de datos tridimensionales, dispositivo codificador de datos tridimensionales y dispositivo decodificador de datos tridimensionales.
EP3926962A4 (en) * 2019-03-16 2022-04-20 LG Electronics Inc. DEVICE AND METHOD FOR PROCESSING POINT CLOUD DATA
EP3713237A1 (en) * 2019-03-20 2020-09-23 InterDigital VC Holdings, Inc. A method and apparatus for depth encoding and decoding
US11556745B2 (en) 2019-03-22 2023-01-17 Huawei Technologies Co., Ltd. System and method for ordered representation and feature extraction for point clouds obtained by detection and ranging sensor
US11461932B2 (en) 2019-06-11 2022-10-04 Tencent America LLC Method and apparatus for point cloud compression
CN111699697B (zh) * 2019-06-14 2023-07-11 深圳市大疆创新科技有限公司 一种用于点云处理、解码的方法、设备及存储介质
JP7480791B2 (ja) * 2019-06-27 2024-05-10 ホアウェイ・テクノロジーズ・カンパニー・リミテッド Ｖ－ｐｃｃ用の仮想参照デコーダ
EP3800892B1 (en) * 2019-10-01 2025-03-05 BlackBerry Limited Angular mode syntax for tree-based point cloud coding
US12190550B2 (en) 2019-10-31 2025-01-07 Blackberry Limited Angular priors for improved prediction in point-predictive trees
JP7670621B2 (ja) * 2019-11-13 2025-04-30 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 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
WO2021062447A2 (en) * 2020-01-06 2021-04-01 Futurewei Technologies, Inc. Signaling camera parameters in point cloud coding
KR102659806B1 (ko) * 2020-01-14 2024-04-22 후아웨이 테크놀러지 컴퍼니 리미티드 V-pcc용 스케일링 파라미터
US11580672B2 (en) 2020-04-08 2023-02-14 Qualcomm Incorporated Angular mode simplification for geometry-based point cloud compression
US12373714B2 (en) * 2020-04-08 2025-07-29 Qualcomm Incorporated Coding of laser angles for angular and azimuthal modes in geometry-based point cloud compression
US12033360B2 (en) * 2020-10-05 2024-07-09 Qualcomm Incorporated Clipping laser indices in predictive geometry coding for point cloud compression
US11875541B2 (en) 2020-10-07 2024-01-16 Qualcomm Incorporated Predictive geometry coding in G-PCC
CN120835159A (zh) 2021-02-08 2025-10-24 荣耀终端股份有限公司 点云数据的预处理方法及点云几何编解码方法、装置
EP4072145B1 (en) 2021-04-09 2026-04-08 Beijing Xiaomi Mobile Software Co., Ltd. Method and apparatus of encoding/decoding point cloud geometry data captured by a spinning sensors head
US12518428B2 (en) * 2021-10-04 2026-01-06 Qualcomm Incorporated Inter prediction coding with radius interpolation for predictive geometry-based point cloud compression

Also Published As

Publication number Publication date
US11875541B2 (en) 2024-01-16
JP7750944B2 (ja) 2025-10-07
JP2023545699A (ja) 2023-10-31
US20220108484A1 (en) 2022-04-07
EP4226627A1 (en) 2023-08-16
JP2023545700A (ja) 2023-10-31
CN116325756B (zh) 2026-03-10
JP7850144B2 (ja) 2026-04-22
TW202222075A (zh) 2022-06-01
BR112023005737A2 (pt) 2023-05-02
CN116325749A (zh) 2023-06-23
TW202220442A (zh) 2022-05-16
CN116325756A (zh) 2023-06-23
EP4226627C0 (en) 2025-08-27
WO2022076197A1 (en) 2022-04-14
WO2022076198A1 (en) 2022-04-14
US11935270B2 (en) 2024-03-19
EP4226628B1 (en) 2025-08-20
EP4226628A1 (en) 2023-08-16
EP4226627B1 (en) 2025-08-27
BR112023005746A2 (pt) 2023-05-02
CN116325749B (zh) 2025-09-05
KR20230081704A (ko) 2023-06-07
EP4226628C0 (en) 2025-08-20
US20220108491A1 (en) 2022-04-07

Similar Documents

Publication Publication Date Title
US11935270B2 (en) Predictive geometry coding in G-PCC
JP7798872B2 (ja) ジオメトリ点群圧縮（ｇ－ｐｃｃ）におけるレーザー回転のための高レベルシンタックス
KR20230020418A (ko) G-pcc 에서의 속성 잔차 코딩
KR20230027048A (ko) 지오메트리-기반 포인트 클라우드 압축을 위한 속성 파라미터 코딩
JP7757397B2 (ja) ポイントクラウド圧縮のために予測ジオメトリコーディングにおいてレーザーインデックスをクリッピングすること
KR20220164700A (ko) 지오메트리 기반 포인트 클라우드 압축을 위한 트라이수프 신택스 시그널링
KR20230084136A (ko) 지오메트리 기반 포인트 클라우드 압축 (g-pcc) 에서 양자화 파라미터 값들의 스케일링
KR20230167031A (ko) 지오메트리 포인트 클라우드 압축을 위한 잔차 코딩
TW202520714A (zh) 用於點雲壓縮之參考框
KR20250092174A (ko) 포인트 클라우드의 예측 지오메트리 코딩
US20230342984A1 (en) Inter prediction in point cloud compression
TWI916412B (zh) G-pcc中的預測性幾何寫碼
TWI914417B (zh) G-pcc中的預測性幾何寫碼
US12526422B2 (en) Entropy continuation and dependent frame entropy coding in point cloud compression
US20240348832A1 (en) Predictive geometry coding for point cloud compression
KR20250167632A (ko) 포인트 클라우드 압축을 위한 예측 지오메트리 코딩
WO2024226507A1 (en) Entropy continuation and dependent frame entropy coding in point cloud compression

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20230329

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20240911

Comment text: Request for Examination of Application