CN112074896A - 视频帧同步***、视频处理设备和视频帧同步方法 - Google Patents

视频帧同步***、视频处理设备和视频帧同步方法 Download PDF

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CN112074896A
CN112074896A CN201880091867.9A CN201880091867A CN112074896A CN 112074896 A CN112074896 A CN 112074896A CN 201880091867 A CN201880091867 A CN 201880091867A CN 112074896 A CN112074896 A CN 112074896A
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signal
video
pixel clock
time sequence
frequency
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CN112074896B (zh
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宗靖国
周晶晶
刘伟欣
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Xian Novastar Electronic Technology Co Ltd
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Xian Novastar Electronic Technology Co Ltd
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    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/265—Mixing

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Synchronizing For Television (AREA)

Abstract

本申请实施例公开一种视频帧同步***，包括：同步信号检测比较器，包括参考场同步信号输入端、反馈场同步信号输入端、和检测比较结果输出端；控制器，连接所述同步信号检测比较器的所述检测比较结果输出端；可编程时钟生成器，连接所述控制器；视频时序生成器，包括视频时序配置参数输入端、像素时钟信号输入端、和视频时序信号输出端，所述视频时序配置参数输入端连接所述控制器，所述像素时钟信号输入端连接所述可编程时钟生成器，所述视频时序信号输出端连接所述同步信号检测比较器的所述反馈场同步信号输入端；以及视频编码器，连接所述视频时序生成器的所述视频时序信号输出端。本申请实施例还公开一种视频处理设备和一种视频帧同步方法。

Description

PCT国内申请，说明书已公开。

Claims (10)

  1. PCT国内申请，权利要求书已公开。
CN201880091867.9A 2018-09-26 2018-09-26 视频帧同步***、视频处理设备和视频帧同步方法 Active CN112074896B (zh)

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CN113596348A (zh) * 2021-04-29 2021-11-02 青岛信芯微电子科技股份有限公司 图像处理方法及设备
CN114710700A (zh) * 2022-03-24 2022-07-05 西安诺瓦星云科技股份有限公司 数据显示方法、装置及设备
CN114785999A (zh) * 2022-04-12 2022-07-22 先壤影视制作(上海)有限公司 一种实时虚拟拍摄同步控制方法及***
CN115348464A (zh) * 2022-08-12 2022-11-15 深圳市东明炬创电子股份有限公司 一种高清数字视频零延迟传输的方法
CN116758855A (zh) * 2023-08-22 2023-09-15 联士光电（深圳）有限公司 微显示面板中输入信号相位关系自适应电路

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* Cited by examiner, † Cited by third party
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US11582368B2 (en) * 2020-12-25 2023-02-14 Boe Technology Group Co., Ltd. Signal processing method and device, and display apparatus

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CN101815177A (zh) * 2010-03-11 2010-08-25 广东威创视讯科技股份有限公司 同步显示装置、同步显示方法及叠加拼接显示***
CN102098044A (zh) * 2010-12-10 2011-06-15 青岛海信信芯科技有限公司 一种像素锁相时钟频率发生方法及装置
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CN103839528A (zh) * 2014-02-20 2014-06-04 北京京东方显示技术有限公司 拼接显示屏的同步显示方法、时钟控制器及拼接显示屏
CN105491434A (zh) * 2015-12-17 2016-04-13 广东威创视讯科技股份有限公司 一种场同步信号的处理方法以及控制电路
CN106161870A (zh) * 2015-04-10 2016-11-23 杭州海康威视数字技术股份有限公司 一种多屏控制设备及同步***

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CN101763840A (zh) * 2009-08-31 2010-06-30 广东威创视讯科技股份有限公司 同步显示装置、叠加拼接显示***及其同步显示方法
CN101815177A (zh) * 2010-03-11 2010-08-25 广东威创视讯科技股份有限公司 同步显示装置、同步显示方法及叠加拼接显示***
CN102098044A (zh) * 2010-12-10 2011-06-15 青岛海信信芯科技有限公司 一种像素锁相时钟频率发生方法及装置
US20140111530A1 (en) * 2012-10-22 2014-04-24 Orion Co., Ltd. Apparatus and method for buffering signal delay between display device in multi-display environment
CN103839528A (zh) * 2014-02-20 2014-06-04 北京京东方显示技术有限公司 拼接显示屏的同步显示方法、时钟控制器及拼接显示屏
CN106161870A (zh) * 2015-04-10 2016-11-23 杭州海康威视数字技术股份有限公司 一种多屏控制设备及同步***
CN105491434A (zh) * 2015-12-17 2016-04-13 广东威创视讯科技股份有限公司 一种场同步信号的处理方法以及控制电路

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113596348A (zh) * 2021-04-29 2021-11-02 青岛信芯微电子科技股份有限公司 图像处理方法及设备
CN113596348B (zh) * 2021-04-29 2023-11-03 青岛信芯微电子科技股份有限公司 图像处理方法及设备
CN114710700A (zh) * 2022-03-24 2022-07-05 西安诺瓦星云科技股份有限公司 数据显示方法、装置及设备
CN114785999A (zh) * 2022-04-12 2022-07-22 先壤影视制作(上海)有限公司 一种实时虚拟拍摄同步控制方法及***
CN114785999B (zh) * 2022-04-12 2023-12-15 先壤影视制作(上海)有限公司 一种实时虚拟拍摄同步控制方法及***
CN115348464A (zh) * 2022-08-12 2022-11-15 深圳市东明炬创电子股份有限公司 一种高清数字视频零延迟传输的方法
CN116758855A (zh) * 2023-08-22 2023-09-15 联士光电（深圳）有限公司 微显示面板中输入信号相位关系自适应电路
CN116758855B (zh) * 2023-08-22 2023-11-03 联士光电（深圳）有限公司 微显示面板中输入信号相位关系自适应电路

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