JPWO2022191132A1 - - Google Patents

Info

Publication number
JPWO2022191132A1
JPWO2022191132A1 JP2023505546A JP2023505546A JPWO2022191132A1 JP WO2022191132 A1 JPWO2022191132 A1 JP WO2022191132A1 JP 2023505546 A JP2023505546 A JP 2023505546A JP 2023505546 A JP2023505546 A JP 2023505546A JP WO2022191132 A1 JPWO2022191132 A1 JP WO2022191132A1
Authority
JP
Japan
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.)
Granted
Application number
JP2023505546A
Other languages
Japanese (ja)
Other versions
JPWO2022191132A5 (https=
JP7785744B2 (ja
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 filed Critical
Publication of JPWO2022191132A1 publication Critical patent/JPWO2022191132A1/ja
Publication of JPWO2022191132A5 publication Critical patent/JPWO2022191132A5/ja
Priority to JP2025227277A priority Critical patent/JP2026031682A/ja
Application granted granted Critical
Publication of JP7785744B2 publication Critical patent/JP7785744B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/17—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 an image region, e.g. an object
    • H04N19/172—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 an image region, e.g. an object the region being a picture, frame or field
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/70—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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2023505546A 2021-03-09 2022-03-07 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 Active JP7785744B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025227277A JP2026031682A (ja) 2021-03-09 2025-12-03 三次元データ変換方法、三次元データ逆変換方法、三次元データ変換装置及び三次元データ逆変換装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202163158607P 2021-03-09 2021-03-09
US63/158,607 2021-03-09
PCT/JP2022/009732 WO2022191132A1 (ja) 2021-03-09 2022-03-07 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

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2025227277A Division JP2026031682A (ja) 2021-03-09 2025-12-03 三次元データ変換方法、三次元データ逆変換方法、三次元データ変換装置及び三次元データ逆変換装置

Publications (3)

Publication Number Publication Date
JPWO2022191132A1 true JPWO2022191132A1 (https=) 2022-09-15
JPWO2022191132A5 JPWO2022191132A5 (https=) 2023-12-06
JP7785744B2 JP7785744B2 (ja) 2025-12-15

Family

ID=83226703

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2023505546A Active JP7785744B2 (ja) 2021-03-09 2022-03-07 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
JP2025227277A Pending JP2026031682A (ja) 2021-03-09 2025-12-03 三次元データ変換方法、三次元データ逆変換方法、三次元データ変換装置及び三次元データ逆変換装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2025227277A Pending JP2026031682A (ja) 2021-03-09 2025-12-03 三次元データ変換方法、三次元データ逆変換方法、三次元データ変換装置及び三次元データ逆変換装置

Country Status (4)

Country Link
US (2) US12432382B2 (https=)
JP (2) JP7785744B2 (https=)
CN (1) CN116917943A (https=)
WO (1) WO2022191132A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021261499A1 (ja) * 2020-06-22 2021-12-30 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
CN119071499A (zh) * 2023-05-31 2024-12-03 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
WO2025187250A1 (ja) * 2024-03-06 2025-09-12 ソニーセミコンダクタソリューションズ株式会社 符号化方法、復号化方法及び情報処理システム
WO2025217923A1 (zh) * 2024-04-19 2025-10-23 上海交通大学 编解码方法、码流、编解码器以及存储介质
WO2026018778A1 (ja) * 2024-07-19 2026-01-22 ソニーセミコンダクタソリューションズ株式会社 符号化方法および復号化方法、ならびに、情報処理システム

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019195920A1 (en) * 2018-04-09 2019-10-17 Blackberry Limited Methods and devices for binary entropy coding of point clouds
WO2020101021A1 (ja) * 2018-11-16 2020-05-22 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
WO2020162495A1 (ja) * 2019-02-05 2020-08-13 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
WO2020191260A1 (en) * 2019-03-20 2020-09-24 Tencent America LLC Techniques and apparatus for interframe point cloud attribute coding
WO2020189709A1 (ja) * 2019-03-18 2020-09-24 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
WO2021002444A1 (ja) * 2019-07-02 2021-01-07 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

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2013282645B2 (en) * 2012-06-26 2016-05-19 Nec Corporation Video encoding device, video decoding device, video encoding method, video decoding method, and program
CN104246831B (zh) 2012-07-30 2016-12-28 三菱电机株式会社 地图显示装置
US20170214943A1 (en) * 2016-01-22 2017-07-27 Mitsubishi Electric Research Laboratories, Inc. Point Cloud Compression using Prediction and Shape-Adaptive Transforms
US10223810B2 (en) * 2016-05-28 2019-03-05 Microsoft Technology Licensing, Llc Region-adaptive hierarchical transform and entropy coding for point cloud compression, and corresponding decompression
CN107403456B (zh) * 2017-07-28 2019-06-18 北京大学深圳研究生院 一种基于kd树和优化图变换的点云属性压缩方法
US10984541B2 (en) * 2018-04-12 2021-04-20 Samsung Electronics Co., Ltd. 3D point cloud compression systems for delivery and access of a subset of a compressed 3D point cloud
US10964102B2 (en) * 2018-07-09 2021-03-30 Sony Corporation Adaptive sub-band based coding of hierarchical transform coefficients of three-dimensional point cloud
US11069023B2 (en) * 2019-05-24 2021-07-20 Nvidia Corporation Techniques for efficiently accessing memory and avoiding unnecessary computations
US12026922B2 (en) * 2020-06-26 2024-07-02 Qualcomm Incorporated Attribute parameter coding for geometry-based point cloud compression

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019195920A1 (en) * 2018-04-09 2019-10-17 Blackberry Limited Methods and devices for binary entropy coding of point clouds
WO2020101021A1 (ja) * 2018-11-16 2020-05-22 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
WO2020162495A1 (ja) * 2019-02-05 2020-08-13 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
WO2020189709A1 (ja) * 2019-03-18 2020-09-24 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
WO2020191260A1 (en) * 2019-03-20 2020-09-24 Tencent America LLC Techniques and apparatus for interframe point cloud attribute coding
WO2021002444A1 (ja) * 2019-07-02 2021-01-07 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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
KHALED MAMMOU, PHILIP A. CHOU, DAVID FLYNN, MAJA KRIVOKUCA, OHJI NAKAGAMI AND TOSHIYASU SUGIO: "G-PCC codec description v2", ISO/IEC JTC1/SC29/WG11 CODING OF MOVING PICTURES AND AUDIO, vol. ISO/IEC JTC1/SC29/WG11 N18189, JPN6024003333, January 2019 (2019-01-01), pages 1 - 3, ISSN: 0005738066 *

Also Published As

Publication number Publication date
US12432382B2 (en) 2025-09-30
US20230421814A1 (en) 2023-12-28
JP7785744B2 (ja) 2025-12-15
US20260006246A1 (en) 2026-01-01
CN116917943A (zh) 2023-10-20
JP2026031682A (ja) 2026-02-24
WO2022191132A1 (ja) 2022-09-15

Similar Documents

Publication Publication Date Title
BR112023005462A2 (https=)
BR112023012656A2 (https=)
BR112021014123A2 (https=)
BR112023009656A2 (https=)
JPWO2022191132A1 (https=)
BR112022009896A2 (https=)
BR112021017747A2 (https=)
BR112022024743A2 (https=)
BR112022026905A2 (https=)
BR112023011738A2 (https=)
BR112023004146A2 (https=)
BR112023006729A2 (https=)
BR102021018859A2 (https=)
BR102021007058A2 (https=)
BR102020022030A2 (https=)
BR112023016292A2 (https=)
BR112023011539A2 (https=)
BR112023011610A2 (https=)
BR112023008976A2 (https=)
BR102021020147A2 (https=)
BR102021018926A2 (https=)
BR102021018167A2 (https=)
BR102021017576A2 (https=)
BR102021016837A2 (https=)
BR102021016551A2 (https=)

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230828

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20250124

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20250819

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20251027

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20251125

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20251203

R150 Certificate of patent or registration of utility model

Ref document number: 7785744

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150