Method for sending and receiving video images

Method for sending out absent messages from ISDN exchange system

Method for serving character message transmission during...

Method for signalling/communication within an entrance telephone

Method for silently alerting inbound-only telemetry interface un

Method for switching between a data communication session and a

Method for the transmission of a high-bit-rate digital signal

Method for the use of a telephone system with common signaling c

Method for transferring dial tone in real time in computer...

Method for transmitting absence information in facsimile system

Method for transmitting and receiving data over a home...

Method for transmitting billing data and invoices

Method for transmitting jobs between computer systems, and...

Method for transmitting jobs between computer systems, and...

Method for updating a database using a telephone

Method for verifying access authorization for voice...

Method for visual delivery to a caller of selected information a

Method of a message modification in a communication system...

Method of adjusting the end of transmission in a modem

Method of and an arrangement for forwarding a customer order