Multiplex communications – Special services – Conferencing
Reexamination Certificate
2005-08-02
2005-08-02
Ho, Duc (Department: 2665)
Multiplex communications
Special services
Conferencing
C370S261000, C370S270000, C455S414100, C379S201120, C709S204000
Reexamination Certificate
active
06925065
ABSTRACT:
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.
REFERENCES:
patent: 5563882 (1996-10-01), Bruno et al.
patent: 5751338 (1998-05-01), Ludwig, Jr.
patent: 5916302 (1999-06-01), Dunn et al.
AT&T Corp.
Ho Duc
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