Ericsson Ge Mobile Communications Inc.

Ericsson Ge Mobile Communications Holding Inc.

Mats E Lindoff

Kjell Johansson

An apparatus for upgrading a mobile telephone, the mobile telephone having a main memory the apparatus comprising a module reader provided in the mobile telephone and a software upgrading module card adapted to be temporarily connected to the mobile telephone by insertion into the module reader. The card comprises means for storing upgrading software to be transmitted into the main memory in the mobile telephone. The apparatus further includes means provided in the mobile telephone for transmitting the upgrading software into the main memory.

Method and apparatus for upgrading cellular mobile telephones

In a radio communication system such as a cellular telephone system having battery powered mobile stations which receive radio frequency signals, an amplifier in the receiver of the mobile station is operated in a plurality of different modes in order to reduce power consumption. The modes of the amplifier depend upon the strength of the incoming signal and whether the transmitter is transmitting. The receiver is also periodically disconnected from the battery in order to further reduce power consumption.

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Lund, Sweden

Mats E Lindoff