ELECTRONIC TELEPHONE SWITCHING UNIT

Brand	Owner (click to sort)	Address	Description
DITECH	DITECH NETWORKS, INC.	3099 North First Street San Jose CA 95134	ELECTRONIC TELEPHONE SWITCHING UNIT;DIAL TECHNOLOGY;
DITECH	AUTOMATED CALL PROCESSING CORPORATION	SUITE 200 633 BATTERY STREET SAN FRANCISCO CA 94111	ELECTRONIC TELEPHONE SWITCHING UNIT;DIAL TECHNOLOGY;
	Where the owner name is not linked, that owner no longer owns the brand

Technical Examples

An arrangement is employed where a switching unit that conferences a remote telephone with other telephones pursuant to requests that originate via a digital connection from a site that includes the remote telephone. In one illustrative embodiment, the switching unit is an ISDN telephone coupled to a PBX. The remote telephone is connected to a conference point within the PBX via the PSTN. The requests from the remote site originate from a computer, and the digital connection comprises a packet network. Advantageously, the communication through the packet network is encrypted. Conferencing is initiated and controlled by the computer at the remote site, by communicating with the PBX via the ISDN telephone. In another embodiment the switching unit is adapted to create and maintain a plurality of conference calls, pursuant to control signals arriving at a port of the arrangement that is part of the digital connection.