发明名称 Terminal polling method
摘要 A method of transferring data from a plurality of remote terminals to a central location over a communication network is disclosed. First random numbers are respectively generated for each of the remote terminals. A mask value is then determined. The random numbers associated with the remote terminals are compared with the mask value to determine whether a respective terminal attempts to transfer data to the central location. In a disclosed embodiment the method is used to locate new terminals in a hotel or hospital system.
申请公布号 US5053883(A) 申请公布日期 1991.10.01
申请号 US19890340659 申请日期 1989.04.20
申请人 SCIENTIFIC-ATLANTA, INC. 发明人 JOHNSON, LEE R.
分类号 H04L12/403;H04N5/445;H04N7/088;H04N7/16;H04N7/167;H04N7/173 主分类号 H04L12/403
代理机构 代理人
主权项
地址