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1. WO2021109673 - AUDIO AND VIDEO QUALITY ENHANCEMENT METHOD AND SYSTEM EMPLOYING SCENE RECOGNITION, AND DISPLAY DEVICE

Publication Number WO/2021/109673
Publication Date 10.06.2021
International Application No. PCT/CN2020/115376
International Filing Date 15.09.2020
IPC
H04N 21/431 2011.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
21Selective content distribution, e.g. interactive television or video on demand
40Client devices specifically adapted for the reception of, or interaction with, content, e.g. STB ; Operations thereof
43Processing 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 synchronizing decoder's clock; Client middleware
431Generation of visual interfaces; Content or additional data rendering
H04N 21/439 2011.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
21Selective content distribution, e.g. interactive television or video on demand
40Client devices specifically adapted for the reception of, or interaction with, content, e.g. STB ; Operations thereof
43Processing 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 synchronizing decoder's clock; Client middleware
439Processing of audio elementary streams
CPC
H04N 21/431
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
21Selective content distribution, e.g. interactive television or video on demand [VOD]
40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
43Processing 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
431Generation of visual interfaces ; for content selection or interaction; Content or additional data rendering
H04N 21/439
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
21Selective content distribution, e.g. interactive television or video on demand [VOD]
40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
43Processing 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
439Processing of audio elementary streams
H04N 21/44012
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
21Selective content distribution, e.g. interactive television or video on demand [VOD]
40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
43Processing 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
44Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
44012involving rendering scenes according to scene graphs, e.g. MPEG-4 scene graphs
H04N 5/602
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
5Details of television systems
44Receiver circuitry ; for the reception of television signals according to analogue transmission standards;
60for the sound signals
602for digital sound signals
Applicants
  • 深圳创维-RGB电子有限公司 SHENZHEN SKYWORTH-RGB ELECTRONIC CO., LTD. [CN]/[CN]
Inventors
  • 孙思凯 SUN, Sikai
Agents
  • 深圳市世纪恒程知识产权代理事务所 CENFO INTELLECTUAL PROPERTY AGENCY
Priority Data
201911242161.006.12.2019CN
Publication Language Chinese (ZH)
Filing Language Chinese (ZH)
Designated States
Title
(EN) AUDIO AND VIDEO QUALITY ENHANCEMENT METHOD AND SYSTEM EMPLOYING SCENE RECOGNITION, AND DISPLAY DEVICE
(FR) PROCÉDÉ ET SYSTÈME D'AMÉLIORATION DE QUALITÉ AUDIO ET VIDÉO UTILISANT UNE RECONNAISSANCE DE SCÈNE, ET DISPOSITIF D'AFFICHAGE
(ZH) 基于场景识别的音画品质增强方法、系统和显示器
Abstract
(EN)
The present application discloses an audio and video quality enhancement method and system employing scene recognition, and a display device. The audio and video quality enhancement method employing scene recognition comprises: identifying a real-life scene represented by a current image of a display device; calculating audio and video quality enhancement parameters matching the real-life scene; and controlling, according to the best audio and video quality corresponding to the audio and video quality enhancement parameters, the display device to play sounds and images corresponding to the real-life scene.
(FR)
La présente demande divulgue un procédé et un système d'amélioration de qualité audio et vidéo utilisant une reconnaissance de scène, et un dispositif d'affichage. Le procédé d'amélioration de la qualité audio et vidéo utilisant la reconnaissance de scène fait appel aux étapes suivantes : l'identification d'une scène réelle représentée par une image courante d'un dispositif d'affichage ; le calcul de paramètres d'amélioration de qualité audio et vidéo correspondant à la scène réelle ; et la commande, selon la meilleure qualité audio et vidéo correspondant aux paramètres d'amélioration de qualité audio et vidéo, du dispositif d'affichage afin de lire des sons et des images correspondant à la scène réelle.
(ZH)
本申请公开基于场景识别的音画品质增强方法、系统和显示器,其中,基于场景识别的音画品质增强方法包括:识别显示器当前画面所反映的现实场景;计算与现实场景相匹配的音画品质增强参数;根据音画品质增强参数对应的最佳音画品质,控制显示器播放与现实场景对应的声音和图像。
Also published as
EP2020861983
Latest bibliographic data on file with the International Bureau