KR102695395B1 - 양자화기 설계 - Google Patents

양자화기 설계 Download PDF

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KR102695395B1
KR102695395B1 KR1020227007561A KR20227007561A KR102695395B1 KR 102695395 B1 KR102695395 B1 KR 102695395B1 KR 1020227007561 A KR1020227007561 A KR 1020227007561A KR 20227007561 A KR20227007561 A KR 20227007561A KR 102695395 B1 KR102695395 B1 KR 102695395B1
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mapping
computer
index
video data
range
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KR20220041923A (ko
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마두 페링가세리 크리슈난
신 자오
샨 리우
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텐센트 아메리카 엘엘씨
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    • 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
    • H04N19/124—Quantisation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/04—Architecture, e.g. interconnection topology
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/04—Architecture, e.g. interconnection topology
    • G06N3/0495—Quantised networks; Sparse networks; Compressed networks
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/06—Physical realisation, i.e. hardware implementation of neural networks, neurons or parts of neurons
    • G06N3/063—Physical realisation, i.e. hardware implementation of neural networks, neurons or parts of neurons using electronic means
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/08—Learning methods
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/162—User input
    • 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
    • H04N19/189—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
    • H04N19/70—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
    • 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
    • H04N19/98—Adaptive-dynamic-range coding [ADRC]

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Data Mining & Analysis (AREA)
  • General Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Evolutionary Computation (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • Molecular Biology (AREA)
  • Artificial Intelligence (AREA)
  • Computational Linguistics (AREA)
  • Neurology (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Algebra (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
KR1020227007561A 2020-06-05 2021-05-24 양자화기 설계 Active KR102695395B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020247026902A KR20240127491A (ko) 2020-06-05 2021-05-24 양자화기 설계

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063035642P 2020-06-05 2020-06-05
US63/035,642 2020-06-05
US17/098,825 US11259024B2 (en) 2020-06-05 2020-11-16 Quantizer design
US17/098,825 2020-11-16
PCT/US2021/033820 WO2021247264A1 (en) 2020-06-05 2021-05-24 Quantizer design

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020247026902A Division KR20240127491A (ko) 2020-06-05 2021-05-24 양자화기 설계

Publications (2)

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KR20220041923A KR20220041923A (ko) 2022-04-01
KR102695395B1 true KR102695395B1 (ko) 2024-08-13

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KR1020247026902A Pending KR20240127491A (ko) 2020-06-05 2021-05-24 양자화기 설계

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US (2) US11259024B2 (https=)
EP (1) EP4005203A4 (https=)
JP (3) JP7339440B2 (https=)
KR (2) KR102695395B1 (https=)
CN (2) CN114424546B (https=)
WO (1) WO2021247264A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116527911B (zh) * 2023-04-21 2026-04-24 北京大学 码率控制的方法及装置
CN117081851B (zh) * 2023-10-10 2024-03-19 网思科技股份有限公司 网络安全态势感知信息的显示方法、系统和介质

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200099930A1 (en) * 2004-05-19 2020-03-26 Dolby Laboratories Licensing Corporation Quantization Control for Variable Bit Depth

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KR100227336B1 (ko) * 1997-02-20 1999-11-01 서평원 고정 전송율 mpeg 영상 송신기용 전송율 제어 방법 및 그 장치
JP4297235B2 (ja) * 2000-03-17 2009-07-15 パナソニック株式会社 信号記録装置、信号記録方法、信号再生装置、信号再生方法、および記録媒体
US6823322B2 (en) * 2001-02-14 2004-11-23 Denso Corporation Piecewise nonlinear mapper for digitals
US7123655B2 (en) * 2001-08-09 2006-10-17 Sharp Laboratories Of America, Inc. Method for reduced bit-depth quantization
JP4528924B2 (ja) * 2001-09-26 2010-08-25 学校法人東海大学 量子化ステップパラメータ初期値決定装置および量子化ステップパラメータ初期値決定方法、並びに量子化ステップパラメータ初期値決定プログラム
JP4924743B2 (ja) * 2010-07-22 2012-04-25 ソニー株式会社 復号装置及びその方法
CN107027027B (zh) * 2016-01-31 2021-02-12 西安电子科技大学 图像的编码、解码方法及装置、以及图像的编解码系统
CN110087084B (zh) 2018-01-25 2022-03-18 联咏科技股份有限公司 视频处理装置及视频处理方法
US11277612B2 (en) * 2018-06-25 2022-03-15 Electronics And Telecommunications Research Institute Method and apparatus for encoding/decoding image using quantization parameter, and recording medium storing bitstream
US11568260B2 (en) * 2018-10-29 2023-01-31 Google Llc Exponential modeling with deep learning features

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200099930A1 (en) * 2004-05-19 2020-03-26 Dolby Laboratories Licensing Corporation Quantization Control for Variable Bit Depth

Also Published As

Publication number Publication date
JP7339440B2 (ja) 2023-09-05
JP2025085715A (ja) 2025-06-05
JP7651632B2 (ja) 2025-03-26
US11259024B2 (en) 2022-02-22
CN114424546A (zh) 2022-04-29
US20220159257A1 (en) 2022-05-19
CN114424546B (zh) 2025-09-09
US20210385455A1 (en) 2021-12-09
JP2022552855A (ja) 2022-12-20
WO2021247264A1 (en) 2021-12-09
JP2023164875A (ja) 2023-11-14
EP4005203A4 (en) 2022-08-17
KR20220041923A (ko) 2022-04-01
EP4005203A1 (en) 2022-06-01
KR20240127491A (ko) 2024-08-22
CN121239845A (zh) 2025-12-30
US12382043B2 (en) 2025-08-05

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