首页> 外国专利> MULTI-SCREEN CONTENT DISPLAY SYSTEM, DISPLAY CONTROL TERMINAL, OFF-SET TIME GENERATING APPARATUS, DISPLAY CONTROL COMMAND TRANSMISSION APPARATUS AND MULTI-SCREEN CONTENT DISPLAY METHOD

MULTI-SCREEN CONTENT DISPLAY SYSTEM, DISPLAY CONTROL TERMINAL, OFF-SET TIME GENERATING APPARATUS, DISPLAY CONTROL COMMAND TRANSMISSION APPARATUS AND MULTI-SCREEN CONTENT DISPLAY METHOD

机译:多画面内容显示系统,显示控制终端,偏移时间生成装置,显示控制命令发送装置以及多画面内容显示方法

摘要

PROBLEM TO BE SOLVED: To achieve an inter-screen synchronization which is more accurate than a conventional system without using expensive H/W only for synchronization such as an external synchronization signal.SOLUTION: A multi-screen content display system includes: an off-set time generating apparatus 2 for calculating off-set time on the basis of generation time of Vsync from whole display control terminals 4; and a display control command transmission apparatus 3 for transmitting commands including identification information showing content data and display start instruction time to the respective display control terminals. The display control terminal 4 includes: time synchronization client means 41 for synchronizing a time synchronization server apparatus 1 with an internal clock; display preparation means 43 for acquiring the content data on the basis of the identification information; display schedule time standby means 44 for giving a display start instruction after display start schedule time based on the off-set time and the display start instruction time elapses; display processing means 45 for generating the image data based on the content data for each Vsync in accordance with the display start instruction; and display output means 46 for outputting the generated image data to a display device 5 for each Vsync.
机译:解决的问题:要实现比传统系统更准确的屏幕间同步,而无需使用昂贵的硬件(例如外部同步信号)进行同步。解决方案:多屏幕内容显示系统包括:设定时间产生装置2,用于基于来自整个显示控制终端4的Vsync的产生时间来计算偏移时间;显示控制命令发送装置3,用于将包括表示内容数据的识别信息和显示开始指示时间的命令发送给各显示控制终端。显示控制终端4包括:时间同步客户端装置41,用于使时间同步服务器装置1与内部时钟同步;以及显示准备装置43,用于基于识别信息获取内容数据;显示计划时间待机装置44,用于根据偏移时间和显示开始指示时间的经过,在显示开始计划时间之后给出显示开始指示。显示处理装置45,用于根据显示开始指令基于每个Vsync的内容数据生成图像数据;显示输出装置46,用于针对每个Vsync将生成的图像数据输出到显示装置5。

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