CN115315725A - 基于几何的点云压缩中的角模式和方位角模式的激光角度译码 - Google Patents

基于几何的点云压缩中的角模式和方位角模式的激光角度译码 Download PDF

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CN115315725A
CN115315725A CN202180023586.1A CN202180023586A CN115315725A CN 115315725 A CN115315725 A CN 115315725A CN 202180023586 A CN202180023586 A CN 202180023586A CN 115315725 A CN115315725 A CN 115315725A
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laser
angle
laser angle
difference
predicted value
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G.范德奥韦拉
L.J.克洛夫斯基
B.雷
A.K.拉马苏布拉马尼安
M.卡尔切维茨
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Qualcomm Inc
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/4824—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices using signed-digit representation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N7/00—Computing arrangements based on specific mathematical 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
    • H04N19/13—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
    • H04N19/50—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
    • 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
    • H04N19/90—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
    • H04N19/97—Matching pursuit coding

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
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  • Mathematical Optimization (AREA)
  • General Engineering & Computer Science (AREA)
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  • Artificial Intelligence (AREA)
  • Algebra (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Image Analysis (AREA)
  • Length Measuring Devices By Optical Means (AREA)
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CN202180023586.1A 2020-04-08 2021-04-08 基于几何的点云压缩中的角模式和方位角模式的激光角度译码 Pending CN115315725A (zh)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US202063007282P 2020-04-08 2020-04-08
US63/007,282 2020-04-08
US202063009940P 2020-04-14 2020-04-14
US63/009,940 2020-04-14
US202063036799P 2020-06-09 2020-06-09
US63/036,799 2020-06-09
US17/224,551 US12373714B2 (en) 2020-04-08 2021-04-07 Coding of laser angles for angular and azimuthal modes in geometry-based point cloud compression
US17/224,551 2021-04-07
PCT/US2021/026392 WO2021207502A1 (en) 2020-04-08 2021-04-08 Coding of laser angles for angular and azimuthal modes in geometry-based point cloud compression

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CN115315725A true CN115315725A (zh) 2022-11-08

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US (1) US12373714B2 (https=)
EP (1) EP4133458A1 (https=)
JP (1) JP7706468B2 (https=)
KR (1) KR20220166790A (https=)
CN (1) CN115315725A (https=)
AU (1) AU2021251204A1 (https=)
BR (1) BR112022019529A2 (https=)
CA (1) CA3174112A1 (https=)
CL (1) CL2022002734A1 (https=)
CO (1) CO2022014269A2 (https=)
IL (1) IL295695B2 (https=)
MX (1) MX2022012559A (https=)
TW (1) TW202147788A (https=)
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US11580672B2 (en) 2020-04-08 2023-02-14 Qualcomm Incorporated Angular mode simplification for geometry-based point cloud compression
US11941855B2 (en) 2020-04-08 2024-03-26 Qualcomm Incorporated Coding of laser angles for angular and azimuthal modes in geometry-based point cloud compression
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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
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KR20230174237A (ko) * 2021-04-21 2023-12-27 엘지전자 주식회사 포인트 클라우드 데이터 송신 장치, 포인트 클라우드데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법
EP4156107A1 (en) * 2021-09-24 2023-03-29 Beijing Xiaomi Mobile Software Co., Ltd. Method and apparatus of encoding/decoding point cloud geometry data sensed by at least one sensor
EP4160535A1 (en) * 2021-09-30 2023-04-05 Beijing Xiaomi Mobile Software Co., Ltd. Method and apparatus of encoding/decoding point cloud geometry data sensed by at least one sensor
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US20210326734A1 (en) 2021-10-21
MX2022012559A (es) 2022-11-07
IL295695B1 (en) 2025-11-01
CO2022014269A2 (es) 2022-11-08
WO2021207502A1 (en) 2021-10-14
BR112022019529A2 (pt) 2022-11-16
CA3174112A1 (en) 2021-10-14
CL2022002734A1 (es) 2023-06-23
JP2023520855A (ja) 2023-05-22
JP7706468B2 (ja) 2025-07-11
KR20220166790A (ko) 2022-12-19
IL295695B2 (en) 2026-03-01
US12373714B2 (en) 2025-07-29
TW202147788A (zh) 2021-12-16
AU2021251204A1 (en) 2022-09-22
EP4133458A1 (en) 2023-02-15

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