JP7232160B2 - 画質回路、映像処理装置および信号特徴検出方法 - Google Patents

画質回路、映像処理装置および信号特徴検出方法 Download PDF

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Publication number
JP7232160B2
JP7232160B2 JP2019170854A JP2019170854A JP7232160B2 JP 7232160 B2 JP7232160 B2 JP 7232160B2 JP 2019170854 A JP2019170854 A JP 2019170854A JP 2019170854 A JP2019170854 A JP 2019170854A JP 7232160 B2 JP7232160 B2 JP 7232160B2
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Japan
Prior art keywords
signal
image quality
feature detection
quality circuit
video
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JP2019170854A
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English (en)
Japanese (ja)
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JP2021048534A (ja
Inventor
裕俊 阿部
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TVS Regza Corp
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TVS Regza Corp
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Priority to JP2019170854A priority Critical patent/JP7232160B2/ja
Priority to CN202080004669.1A priority patent/CN112673643B/zh
Priority to PCT/CN2020/111831 priority patent/WO2021052138A1/fr
Publication of JP2021048534A publication Critical patent/JP2021048534A/ja
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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • G09G5/39—Control of the bit-mapped memory
    • G09G5/391—Resolution modifying circuits, e.g. variable screen formats
    • 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]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • 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]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
    • 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]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/66—Transforming electric information into light information
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/20—Adaptations for transmission via a GHz frequency band, e.g. via satellite

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Picture Signal Circuits (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Image Processing (AREA)
  • Television Systems (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP2019170854A 2019-09-19 2019-09-19 画質回路、映像処理装置および信号特徴検出方法 Active JP7232160B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2019170854A JP7232160B2 (ja) 2019-09-19 2019-09-19 画質回路、映像処理装置および信号特徴検出方法
CN202080004669.1A CN112673643B (zh) 2019-09-19 2020-08-27 画质电路、图像处理装置及信号特征检测方法
PCT/CN2020/111831 WO2021052138A1 (fr) 2019-09-19 2020-08-27 Circuit de qualité d'image, appareil de traitement d'image et procédé de détection de caractéristique de signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019170854A JP7232160B2 (ja) 2019-09-19 2019-09-19 画質回路、映像処理装置および信号特徴検出方法

Publications (2)

Publication Number Publication Date
JP2021048534A JP2021048534A (ja) 2021-03-25
JP7232160B2 true JP7232160B2 (ja) 2023-03-02

Family

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JP2019170854A Active JP7232160B2 (ja) 2019-09-19 2019-09-19 画質回路、映像処理装置および信号特徴検出方法

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Country Link
JP (1) JP7232160B2 (fr)
CN (1) CN112673643B (fr)
WO (1) WO2021052138A1 (fr)

Citations (4)

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WO2009157221A1 (fr) 2008-06-27 2009-12-30 シャープ株式会社 Dispositif de commande de dispositif d'affichage à cristaux liquides, dispositif d'affichage à cristaux liquides, procédé de commande de dispositif d'affichage à cristaux liquides, programme, et support d'enregistrement pour ce programme
WO2014115449A1 (fr) 2013-01-22 2014-07-31 シャープ株式会社 Dispositif d'affichage à cristaux liquides
JP2015026879A (ja) 2013-07-24 2015-02-05 日本電信電話株式会社 映像品質推定装置、映像品質推定方法及びプログラム
JP2017003756A (ja) 2015-06-10 2017-01-05 シャープ株式会社 液晶表示装置およびテレビジョン装置

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JP4594201B2 (ja) * 2005-09-28 2010-12-08 パナソニック株式会社 画像符号化方法、画像符号化装置、プログラムおよび集積回路
JP4181592B2 (ja) * 2006-09-20 2008-11-19 シャープ株式会社 画像表示装置及び方法、画像処理装置及び方法
JP2009069185A (ja) * 2007-09-10 2009-04-02 Toshiba Corp 映像処理装置及び映像処理方法
JP5248159B2 (ja) * 2008-03-27 2013-07-31 株式会社東芝 映像表示装置及び映像表示制御方法
CN102165778A (zh) * 2009-02-10 2011-08-24 松下电器产业株式会社 图像处理装置、图像处理方法、程序及集成电路
JP5341010B2 (ja) * 2010-04-15 2013-11-13 オリンパス株式会社 画像処理装置、撮像装置、プログラム及び画像処理方法
GB2501535A (en) * 2012-04-26 2013-10-30 Sony Corp Chrominance Processing in High Efficiency Video Codecs
US20150302612A1 (en) * 2012-10-24 2015-10-22 Mitsubishi Electric Corporation Image-rendering device, image-rendering method, and navigation device
US9147279B1 (en) * 2013-03-15 2015-09-29 Google Inc. Systems and methods for merging textures
US20140320592A1 (en) * 2013-04-30 2014-10-30 Microsoft Corporation Virtual Video Camera
JP2014230176A (ja) * 2013-05-23 2014-12-08 ソニー株式会社 画像信号処理装置、画像信号処理方法、撮像装置および画像表示方法
CN103957397B (zh) * 2014-04-02 2015-11-25 宁波大学 一种基于图像特征的低分辨率深度图像上采样方法
WO2018042388A1 (fr) * 2016-09-02 2018-03-08 Artomatix Ltd. Systèmes et procédés permettant de fournir une synthèse d'image basée sur un réseau neuronal convolutionnel à l'aide de modèles paramétriques stables et contrôlables, d'un cadre de synthèse à échelles multiples et de nouvelles architectures de réseau
JP6309070B2 (ja) * 2016-11-14 2018-04-11 シャープ株式会社 画像処理装置
US9986128B1 (en) * 2017-03-10 2018-05-29 Kabushiki Kaisha Toshiba Image forming apparatus and image forming method facilitating processing color
US11010630B2 (en) * 2017-04-27 2021-05-18 Washington University Systems and methods for detecting landmark pairs in images
KR101990491B1 (ko) * 2017-08-03 2019-06-20 (주)아이피티브이코리아 초고해상도 영상 스티칭 방법 및 시스템
CN107493444B (zh) * 2017-08-21 2019-11-08 康佳集团股份有限公司 一种支持双通道信号的8k电视及其实现方法
CN108924621B (zh) * 2018-07-12 2019-10-29 深圳创维－Rgb电子有限公司 显示方法、装置以及电视机、存储介质
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Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009157221A1 (fr) 2008-06-27 2009-12-30 シャープ株式会社 Dispositif de commande de dispositif d'affichage à cristaux liquides, dispositif d'affichage à cristaux liquides, procédé de commande de dispositif d'affichage à cristaux liquides, programme, et support d'enregistrement pour ce programme
WO2014115449A1 (fr) 2013-01-22 2014-07-31 シャープ株式会社 Dispositif d'affichage à cristaux liquides
JP2015026879A (ja) 2013-07-24 2015-02-05 日本電信電話株式会社 映像品質推定装置、映像品質推定方法及びプログラム
JP2017003756A (ja) 2015-06-10 2017-01-05 シャープ株式会社 液晶表示装置およびテレビジョン装置

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CN112673643B (zh) 2023-05-05
CN112673643A (zh) 2021-04-16
WO2021052138A1 (fr) 2021-03-25
JP2021048534A (ja) 2021-03-25

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