Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
Patent
1997-03-21
2000-10-24
Maung, Nay
Telecommunications
Transmitter and receiver at same station
Radiotelephone equipment detail
455 31, 379355, H04B 138
Patent
active
061380385
ABSTRACT:
The objects of the invention are a method for establishing outgoing connections, and a terminal equipment and a data transmission system using the method. The invention is advantageously appicable to wireless local loop (WLL) systems. According to the invention, upon selection of a connection code consisting of a sequence of digits, the dialled digits are monitored (103) and it is checked (105, 107) whether the sequence of digits consisting of the dialled digits is identical with any one of the connection coded dialled last. If the sequence of digits is identical with any one of the connection codes dialled last, and especially, if an outgoing connection has already previously been established using this sequence, it is known that the connection code contains no more digits, and thus the sequence of digits is transmitted (109) to the base station for establishment of the connection. In case the dialled sequence of digits is not idential with any one of the connection codes dialled last, the terminal equipment waits (103, 121) for the dialling of the next digit for a predetermined time, and if no next digit is dialled within this time, the terminal equipment transmits (109) the sequence of digits consisting of the dialled digits to the base station as the connection code for establishing an outgoing connection. A list of the connection codes dialled last is contained in the memory of the terminal equipment so that the dialled sequence of digits can be compared with these.
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Maung Nay
Nokia Mobile Phones Limited
Vuong Quochien B.
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