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Call processing system with call screening
For many years the telephone system in general has known certain information about the phone from which a call has been made. For example, the telephone system has known ...
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Communications device within a doll
The device according to the invention is a doll-like communications device constructed on a digital telephone, which records speech and tone data via a microphone, and ...
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Establishing a communication link
This objective is achieved by a method and devices having the features of the independent claims. The dependent claims define preferred embodiments of the present ...
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Method and apparatus of providing audio feedback over a digital channel
The present invention is a novel apparatus and method of providing the ability to audibly monitor the progress of a data connection over a digitally encoded radio ...
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Data transfer device for a portable telephone
An object of the present invention is to provide a data transfer device for a portable telephone which is capable of achieving efficient and reliable transfer of data ...
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Method and devices for transmitting short messages
To solve the above-mentioned problem or at least to mitigate it, a mobile station has been invented, which schedules the initiation of a call in between short messages ...
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Method and apparatus for transmitting data to a pager in a communications system
It is one object of the present invention to provide an improved data processing system. It is another object of the present invention to provide a method and apparatus ...
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Portable communication terminal
It is an object of the present invention to provide a portable communication terminal for automatically transmitting an additional message to a called party after the ...
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Efficient frame tracking in mobile receivers
A method for frame tracking of a wireless communication channel is provided which allows signal processing at over-sampled transmission rates in a multipath environment. ...
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Communication system, mobile services switching center and method for establishing a multi-dialogue communication between subscriber stations
Thus, as summarised and described in FIG. 7, in the prior art communication system there is only available one communication channel between the ISDN exchange and the MSC...
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