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    • 6. 发明申请
    • DATA COMMUNICATION SYSTEM, DATA COMMUNICATION REQUEST DEVICE, AND DATA COMMUNICATION RESPONSE DEVICE
    • 数据通信系统,数据通信请求设备和数据通信响应设备
    • US20100142418A1
    • 2010-06-10
    • US12665079
    • 2009-05-13
    • Shinichiro NishiokaKeisuke SakaiMasayuki ToyamaTsutomu Sekibe
    • Shinichiro NishiokaKeisuke SakaiMasayuki ToyamaTsutomu Sekibe
    • H04B1/44
    • H04L5/14H04L5/1438H04L5/16H04W72/1247
    • The object of the present invention is to provide a data communication system in which a communication scheme is switched without a decrease in communication efficiency.In a data communication system including first and second devices that are capable of performing full-duplex communication and half-duplex communication via a set of channels connecting the first and second devices, the first device transmits, via the set of channels, to the second device a first communication flag indicating whether half-duplex communication is to be specified in accordance with a communication processing capability of the first device, the second device transmits, via the set of channels, to the first device a second communication flag indicating whether half-duplex communication is to be specified in accordance with a communication processing capability of the second device, and the first and second devices select either a full-duplex communication scheme or a half-duplex communication scheme depending on the first and second communication flags in compliance with a procedure predetermined between the devices and perform data communication in the selected communication scheme, the selected communication scheme conforming to the communication processing capability of each device.
    • 本发明的目的是提供一种在不降低通信效率的情况下切换通信方案的数据通信系统。 在包括能够经由连接第一和第二设备的一组通道执行全双工通信和半双工通信的第一和第二设备的数据通信系统中,第一设备经由一组信道发送到第二设备 设备指示是否根据第一设备的通信处理能力指定半双工通信的第一通信标志,第二设备经由该组信道向第一设备发送第二通信标志, 双向通信将根据第二设备的通信处理能力来指定,并且第一和第二设备根据第一和第二通信标志选择全双工通信方案或半双工通信方案,其符合 在所述设备之间预定的过程,并在所选择的通信中进行数据通信 离子方案,所选择的通信方案符合每个设备的通信处理能力。