发明名称 Apparatus and method for providing multimedia conferencing services with selective information services
摘要 The invention provides an apparatus and method that allows the operator of each user device participating in a multimedia conference to selectively receive information services during the multimedia conference. The apparatus includes a controller for receiving start-up signals from a user device, sending start-up requests to destination user devices, and receiving start-up signals from the destination user devices. The start-up signals may include information as to whether each user device requests information services to be provided during the multimedia conference. The controller establishes the multimedia conference and selectively provides the information services to the respective user devices. The information services are provided continuously or non-continuously at the preference of the user devices. The information services may also be provided in various formats at the preference of the user devices.
申请公布号 US6600725(B1) 申请公布日期 2003.07.29
申请号 US19990370827 申请日期 1999.08.09
申请人 AT&T CORP. 发明人 ROY RADHIKA R.
分类号 H04L12/58;(IPC1-7):H04L12/16 主分类号 H04L12/58
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