Conference call method and apparatus therefor
First Claim
1. A communications device for performing conferencing, the device being operable in a first radio communications network and a second different radio communications network and comprising a first transceiver for establishing a channel for connection in the first network and a second transceiver for establishing a channel for connection in the second network and a controller for establishing a call in the first network and routing the call through the channel in the second network.
1 Assignment
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Accused Products
Abstract
A conference call facility is described in which one (2a) of a group of communication devices (2a,2b,2c,2d) connected to a low power radio frequency network (9) is able to set up a call to a party external of the network (9) and then selectively add further devices (2a,2b,2c) to the call under the control of the user of the one device (2a). The users of the other devices (2b,2c) are able to enable or disable the selection of their device in a conference call. One or more of the communication devices may be a mobile radio telephone equipped with the necessary network interface (1).
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Citations
19 Claims
- 1. A communications device for performing conferencing, the device being operable in a first radio communications network and a second different radio communications network and comprising a first transceiver for establishing a channel for connection in the first network and a second transceiver for establishing a channel for connection in the second network and a controller for establishing a call in the first network and routing the call through the channel in the second network.
- 8. A method of performing conferencing using a communications device and comprising establishing a channel for connection in a first network, establishing a channel for connection in a second different network, establishing a call in the first network and routing the call through the channel in the second network.
- 14. A radio communications system comprising a base station of a second radio communications network and a plurality of communication devices forming a first wireless communications network, at least one of which devices being operable in the first radio communications network and the second different radio communications network and comprising a first transceiver for establishing a channel for connection in the first network and a second transceiver for establishing a channel for connection to the base station in the second network and a controller for establishing a call in the first network and routing the call through the channel in the second network.
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19. A communications device substantially as described herein with reference to FIG. 1, FIG. 2 and FIG. 3 of the accompanying drawings.
Specification