Device for multimedia communication

Device for remotely resetting electronic appliances in response

Device for telephone monitoring of patients having peripheral ar

Device for the transmission of data by telephone line

Device for transmitting video and audio signals through an integ

Device for use in communication systems

Device to block unauthorized modem access over a PBX line

Device to monitor the content and/or display of messages

Device to monitor the content and/or duration of the display of

Device transmitting audio and image information remotely via e-m

Device useful as a master/slave clock for transmitting standard

Devices, methods and softwares for telecommunication service...

Devices, softwares and methods for selectively limiting the...

Devices, softwares and methods for selectively limiting the...

Devices, softwares and methods for selectively limiting the...

Dial inbound meter interface unit (MIU) for automatic meter read

Dial inbound meter interface unit which derives its power from a

Dial inbound meter interface unit which derives power from telep

Dial inbound meter interface unit which uses two elements for co

Dial on demand communication