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    • 66. 发明授权
    • Server apparatus, screen sharing method and computer readable medium
    • 服务器设备,屏幕共享方法和计算机可读介质
    • US07783700B2
    • 2010-08-24
    • US11819653
    • 2007-06-28
    • Hiroshi KawazoeMasataka GotoShinya MuraiKensaku Yamaguchi
    • Hiroshi KawazoeMasataka GotoShinya MuraiKensaku Yamaguchi
    • G06F15/16
    • G06F3/1454G09G2330/08
    • There is provided with a method of performing in a server apparatus sharing an image to be displayed on a screen with a client terminal, including: updating a part of an image in a frame buffer; generating a first packet which includes first area information indicating a first area updated in the image, a first image which is an image after update in the first area and a sequence number assigned by a sequence number counter and transmitting it; storing a set of the first area information and the sequence number in a storage; receiving a retransmission request including a sequence number from the client terminal; detecting a second area which is not updated in the first image which corresponds to the sequence number included in the retransmission request after the transmission of the first image by referring to the storage; acquiring a second image in the second area from the frame buffer.
    • 提供了一种在服务器装置中执行与客户终端共享要显示在屏幕上的图像的方法,包括:更新帧缓冲器中的图像的一部分; 产生第一分组,其包括指示图像中更新的第一区域的第一区域信息,作为在第一区域中更新之后的图像的第一图像和由序列号计数器分配并发送的序列号; 将一组第一区域信息和序列号存储在存储器中; 从所述客户终端接收包括序列号的重传请求; 通过参照该存储,检测在发送第一图像之后,重新发送请求中包含的与序列号对应的第一图像中未更新的第二区域; 从帧缓冲器获取第二区域中的第二图像。