CN116636222A - 具有可变符号率的模拟调制视频传输 - Google Patents

具有可变符号率的模拟调制视频传输 Download PDF

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Publication number
CN116636222A
CN116636222A CN202180086664.2A CN202180086664A CN116636222A CN 116636222 A CN116636222 A CN 116636222A CN 202180086664 A CN202180086664 A CN 202180086664A CN 116636222 A CN116636222 A CN 116636222A
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China
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CN202180086664.2A
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English (en)
Chinese (zh)
Inventor
R·伯利纳
R·布迪洛夫斯基
Y·达拉勒
S·兰迪斯
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Qualcomm Inc
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Qualcomm Inc
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Publication of CN116636222A publication Critical patent/CN116636222A/zh
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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
    • H04N19/90—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
    • H04N19/10—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
    • H04N19/112—Selection of coding mode or of prediction mode according to a given display mode, e.g. for interlaced or progressive display mode
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/04—Modulator circuits; Transmitter circuits
    • 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
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • 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
    • H04N19/10—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/176—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 block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202180086664.2A 2020-12-29 2021-11-01 具有可变符号率的模拟调制视频传输 Pending CN116636222A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US17/137,080 US11431962B2 (en) 2020-12-29 2020-12-29 Analog modulated video transmission with variable symbol rate
US17/137,080 2020-12-29
PCT/US2021/057603 WO2022146549A1 (en) 2020-12-29 2021-11-01 Analog modulated video transmission with variable symbol rate

Publications (1)

Publication Number Publication Date
CN116636222A true CN116636222A (zh) 2023-08-22

Family

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CN202180086664.2A Pending CN116636222A (zh) 2020-12-29 2021-11-01 具有可变符号率的模拟调制视频传输

Country Status (7)

Country Link
US (1) US11431962B2 (https=)
EP (1) EP4272440A1 (https=)
JP (1) JP7821182B2 (https=)
KR (1) KR20230128274A (https=)
CN (1) CN116636222A (https=)
TW (1) TWI910257B (https=)
WO (1) WO2022146549A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12563167B2 (en) 2023-04-24 2026-02-24 Qualcomm Incorporated Companion device assisted multi-view video coding
WO2024226561A1 (en) 2023-04-24 2024-10-31 Qualcomm Incorporated Communication scheme for distributed video coding
US20240357162A1 (en) 2023-04-24 2024-10-24 Qualcomm Incorporated Receiver selected decimation scheme for video coding
US20240357184A1 (en) 2023-04-24 2024-10-24 Qualcomm Incorporated Receiver side prediction of encoding selection data for video encoding
WO2024226426A2 (en) 2023-04-24 2024-10-31 Qualcomm Incorporated Distributed video coding using reliability data
US12610084B2 (en) 2023-04-24 2026-04-21 Qualcomm Incorporated Communication scheme for distributed video coding
NL2035427B1 (en) 2023-07-19 2025-01-30 Univ Delft Tech A multi-functional microfluidic device and methods of providing and using such device

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CN101350799A (zh) * 2007-07-20 2009-01-21 重庆无线绿洲通信技术有限公司 广义非线性信号调制方法及其设备
CN101989887A (zh) * 2009-07-31 2011-03-23 清华大学 一种编码调制方法、解调解码方法及系统
US20190274108A1 (en) * 2018-03-02 2019-09-05 DeepSig Inc. Learning communication systems using channel approximation

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US7010482B2 (en) 2000-03-17 2006-03-07 The Regents Of The University Of California REW parametric vector quantization and dual-predictive SEW vector quantization for waveform interpolative coding
US6928122B2 (en) 2001-06-07 2005-08-09 Motorola, Inc. Amplifier predistortion system and method
RU2008114382A (ru) 2005-10-14 2009-10-20 Панасоник Корпорэйшн (Jp) Кодер с преобразованием и способ кодирования с преобразованием
CN104303476B (zh) 2012-04-03 2017-03-01 松下知识产权经营株式会社 影像数据发送装置以及接收装置、影像数据发送方法以及接收方法
US8867645B2 (en) 2012-12-05 2014-10-21 Digital Compression Technology, Llc Use of orthonormal transformation for improving performance of digital transmission under heavily faded channels with doppler effects
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CN101989887A (zh) * 2009-07-31 2011-03-23 清华大学 一种编码调制方法、解调解码方法及系统
US20190274108A1 (en) * 2018-03-02 2019-09-05 DeepSig Inc. Learning communication systems using channel approximation

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Also Published As

Publication number Publication date
TWI910257B (zh) 2026-01-01
TW202226830A (zh) 2022-07-01
US20220210401A1 (en) 2022-06-30
JP2024501201A (ja) 2024-01-11
WO2022146549A1 (en) 2022-07-07
KR20230128274A (ko) 2023-09-04
JP7821182B2 (ja) 2026-02-26
EP4272440A1 (en) 2023-11-08
US11431962B2 (en) 2022-08-30

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