KR20230084136A - 지오메트리 기반 포인트 클라우드 압축 (g-pcc) 에서 양자화 파라미터 값들의 스케일링 - Google Patents
지오메트리 기반 포인트 클라우드 압축 (g-pcc) 에서 양자화 파라미터 값들의 스케일링 Download PDFInfo
- Publication number
- KR20230084136A KR20230084136A KR1020237009852A KR20237009852A KR20230084136A KR 20230084136 A KR20230084136 A KR 20230084136A KR 1020237009852 A KR1020237009852 A KR 1020237009852A KR 20237009852 A KR20237009852 A KR 20237009852A KR 20230084136 A KR20230084136 A KR 20230084136A
- Authority
- KR
- South Korea
- Prior art keywords
- point cloud
- multiplier
- value
- node
- offset
- 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
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Classifications
-
- 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
- G06T9/005—Statistical coding, e.g. Huffman, run length 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
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Complex Calculations (AREA)
- Radar Systems Or Details Thereof (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Image Generation (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063087805P | 2020-10-05 | 2020-10-05 | |
| US63/087,805 | 2020-10-05 | ||
| US17/492,095 US11869220B2 (en) | 2020-10-05 | 2021-10-01 | Scaling of quantization parameter values in geometry-based point cloud compression (G-PCC) |
| US17/492,095 | 2021-10-01 | ||
| PCT/US2021/053390 WO2022076316A1 (en) | 2020-10-05 | 2021-10-04 | Scaling of quantization parameter values in geometry-based point cloud compression (g-pcc) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20230084136A true KR20230084136A (ko) | 2023-06-12 |
Family
ID=80931559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020237009852A Pending KR20230084136A (ko) | 2020-10-05 | 2021-10-04 | 지오메트리 기반 포인트 클라우드 압축 (g-pcc) 에서 양자화 파라미터 값들의 스케일링 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US11869220B2 (https=) |
| EP (1) | EP4226328A1 (https=) |
| JP (1) | JP7817992B2 (https=) |
| KR (1) | KR20230084136A (https=) |
| CN (1) | CN116235213A (https=) |
| BR (1) | BR112023005368A2 (https=) |
| TW (1) | TW202232950A (https=) |
| WO (1) | WO2022076316A1 (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7505926B2 (ja) | 2020-06-18 | 2024-06-25 | Kddi株式会社 | 点群復号装置、点群復号方法及びプログラム |
| US11869220B2 (en) * | 2020-10-05 | 2024-01-09 | Qualcomm Incorporated | Scaling of quantization parameter values in geometry-based point cloud compression (G-PCC) |
| CN118451710A (zh) * | 2022-01-07 | 2024-08-06 | Lg 电子株式会社 | 特征编码/解码方法和设备以及存储比特流的记录介质 |
| WO2023225091A1 (en) * | 2022-05-17 | 2023-11-23 | Qualcomm Incorporated | Geometry coordinate scaling for ai-based dynamic point cloud coding |
| WO2024140985A1 (en) * | 2022-12-29 | 2024-07-04 | Douyin Vision Co., Ltd. | Improvements for quantization of point cloud attribute transform domain coefficients |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2499865B (en) * | 2012-03-02 | 2016-07-06 | Canon Kk | Method and devices for encoding a sequence of images into a scalable video bit-stream, and decoding a corresponding scalable video bit-stream |
| US10275564B2 (en) * | 2016-06-17 | 2019-04-30 | The Boeing Company | System for analysis of a repair for a structure |
| US11477483B2 (en) * | 2020-01-08 | 2022-10-18 | Apple Inc. | Video-based point cloud compression with variable patch scaling |
| US11924428B2 (en) * | 2020-06-24 | 2024-03-05 | Qualcomm Incorporated | Scale factor for quantization parameter values in geometry-based point cloud compression |
| JP7499665B2 (ja) * | 2020-09-29 | 2024-06-14 | Kddi株式会社 | 点群復号装置、点群復号方法及びプログラム |
| US11869220B2 (en) * | 2020-10-05 | 2024-01-09 | Qualcomm Incorporated | Scaling of quantization parameter values in geometry-based point cloud compression (G-PCC) |
| CN115474058B (zh) * | 2021-06-11 | 2025-06-24 | 维沃移动通信有限公司 | 点云编码处理方法、点云解码处理方法及相关设备 |
| WO2023059987A1 (en) * | 2021-10-04 | 2023-04-13 | Qualcomm Incorporated | Inter prediction coding with radius interpolation for predictive geometry-based point cloud compression |
-
2021
- 2021-10-01 US US17/492,095 patent/US11869220B2/en active Active
- 2021-10-04 KR KR1020237009852A patent/KR20230084136A/ko active Pending
- 2021-10-04 WO PCT/US2021/053390 patent/WO2022076316A1/en not_active Ceased
- 2021-10-04 CN CN202180066708.5A patent/CN116235213A/zh active Pending
- 2021-10-04 BR BR112023005368A patent/BR112023005368A2/pt unknown
- 2021-10-04 JP JP2023517761A patent/JP7817992B2/ja active Active
- 2021-10-04 EP EP21806066.3A patent/EP4226328A1/en active Pending
- 2021-10-05 TW TW110137032A patent/TW202232950A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022076316A1 (en) | 2022-04-14 |
| JP2023544689A (ja) | 2023-10-25 |
| US20220108486A1 (en) | 2022-04-07 |
| BR112023005368A2 (pt) | 2023-05-09 |
| JP7817992B2 (ja) | 2026-02-19 |
| CN116235213A (zh) | 2023-06-06 |
| EP4226328A1 (en) | 2023-08-16 |
| TW202232950A (zh) | 2022-08-16 |
| US11869220B2 (en) | 2024-01-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0105 | International application |
Patent event date: 20230322 Patent event code: PA01051R01D Comment text: International Patent Application |
|
| PG1501 | Laying open of application | ||
| PA0201 | Request for examination |