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Showing posts from September, 2011

Usage of VNC

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VNC is a well-known graphic desktop sharing system. It is a common utility of remote controlling. Screenshot of Virtual Box Guest System (Left) and Host's VNC of the Guest System (Right) In addition to Remote Controlling, is there any usage else? Since RFB protocol, which VNC uses, is very simple (transfer the pixel data of each position), it should be utilized in any usage of transferring images and even videos. One of my previous supervisor suggested using VNC to transfer CCTV video from the device computer to the operation center monitor. By the same idea, if the image capturing device's protocol is proprietary, we can leverage VNC to transfer the image from the original device to another device and even capture the signal in a digital way. Image-guided therapy is another example. RFB protocol is simple and open, but it makes us down by occupying a large amount of bandwidth, although the bandwidth of the Ethernet has grown rapidly recently. How to reduce the bandwidth requir

9/11 Ten-Year Anniversary

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At the night of 9/11 (i.e. the morning of New York time), I was busy as a bee to work in a laboratory alone. After I came back the crowded common room, World Trade Center had gone. And the world had become no longer the same as before. I visited Manhattan four years later. It started raining when I stepped on the road in the front of Ground Zero, i.e. World Trade Center site. I thought that the rain was the tears of some people who had died. Even until now, I still remember the poem written on the board next to Ground Zero: The Road to Heaven ------------------ While traveling along It's never to late Take the road that leads to love Not the one to hate Hate is what took these buildings down with love is how we'll remember those no longer around Take the right road and you will see how much sweeter life will be The road may be uphill and strewn with stones so get rid of the weight and lighten the load AT the summit there is a beautiful view all of God's peace open to you A